/* Park Insuk Portfolio — Clean, work-focused design system */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Noto+Sans+KR:wght@400;500;600;700&display=swap');

:root {
  --color-primary: #1a1a1a;
  --color-secondary: #2d3748;
  --color-accent: #4a90e2;
  --color-accent-light: #667eea;
  --color-bg: #ffffff;
  --color-bg-subtle: #f7fafc;
  --color-bg-warm: #faf9f7;
  --color-border: #e2e8f0;
  --color-text: #1a1a1a;
  --color-text-muted: #4a5568;
  --color-text-light: #718096;
  --font-sans: 'Inter', 'Noto Sans KR', 'Segoe UI', sans-serif;
  --max-width: 1140px;
  --section-gap: 96px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --shadow-subtle: 0 1px 3px rgba(0, 0, 0, 0.04);
  --shadow-medium: 0 8px 32px rgba(0, 0, 0, 0.08);
  --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.06);
  --glass-bg: rgba(250, 250, 250, 0.68);
  --glass-blur: blur(20px) saturate(1.12);
  --transition: 0.25s ease;
  --page-gradient: #ffffff;
  --color-surface: #ffffff;
  --color-muted: #6b7280;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--page-gradient);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: color var(--transition); }
ul { list-style: none; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 40px;
}

/* Typography */
h1, h2, h3, h4 { font-weight: 700; line-height: 1.15; color: var(--color-primary); letter-spacing: -0.02em; }
h1 { font-size: clamp(2.25rem, 5.5vw, 3.75rem); }
h2 { font-size: clamp(1.625rem, 3vw, 2.25rem); margin-bottom: 1rem; }
h3 { font-size: 1.25rem; font-weight: 600; margin-bottom: 0.5rem; }
p { color: var(--color-text-muted); margin-bottom: 1rem; }
.lead { font-size: 1.125rem; line-height: 1.75; color: var(--color-text-muted); font-weight: 400; }
.section-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-text-light);
  margin-bottom: 0.75rem;
}

/* Header — frosted bar, content blurs underneath on scroll */
.site-header {
  position: sticky;
  top: 0;
  z-index: 200;
  padding: 14px 0;
  margin-bottom: -70px;
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(16px) saturate(1.1);
  -webkit-backdrop-filter: blur(16px) saturate(1.1);
  border-bottom: 1px solid var(--color-border);
  isolation: isolate;
}

.header-inner {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 48px;
  padding: 0;
}

.logo {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1px;
  text-decoration: none;
  color: var(--color-primary);
  flex-shrink: 0;
}
.logo:hover { color: var(--color-primary); }

.logo-wordmark {
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.2;
}

.logo-role {
  font-size: 0.625rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-text-light);
  line-height: 1.3;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: clamp(20px, 3vw, 32px);
}
/* 예전 WP 메뉴(ul/li)가 남아 있을 때 숨김 */
.site-header .main-nav ul,
.site-header .main-nav .menu-item {
  display: none !important;
}
.main-nav a {
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  color: var(--color-text-light);
  transition: color var(--transition);
}
.main-nav a:hover {
  color: var(--color-text);
}
.main-nav a.active {
  color: var(--color-primary);
  font-weight: 600;
}
.main-nav a:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: 2px;
}

.header-cta,
button.header-cta {
  margin-left: 4px;
  font-family: inherit;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-text-light);
  text-decoration: none;
  background: none;
  border: none;
  border-bottom: 1px solid transparent;
  cursor: pointer;
  padding: 0;
  transition: color var(--transition), border-color var(--transition), opacity var(--transition);
}
.header-cta:hover,
button.header-cta:hover {
  color: var(--color-primary);
  border-bottom-color: currentColor;
}
.header-cta:focus-visible,
button.header-cta:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: 2px;
}
.header-cta:active,
button.header-cta:active {
  opacity: 0.72;
}
.header-cta.is-open,
button.header-cta.is-open {
  color: var(--color-primary);
  font-weight: 600;
  border-bottom-color: currentColor;
}

@media (prefers-reduced-motion: reduce) {
  .site-header {
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-primary);
  margin: 5px 0;
  transition: var(--transition);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: 100px;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  font-family: var(--font-sans);
}
.btn-primary {
  background: var(--color-primary);
  color: white;
  border-color: var(--color-primary);
}
.btn-primary:hover {
  background: #333;
  border-color: #333;
  transform: translateY(-1px);
}
.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-border);
}
.btn-outline:hover {
  border-color: var(--color-primary);
  background: white;
}
.btn-text {
  padding: 12px 4px;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-text-light);
  background: transparent;
  border-color: transparent;
  border-radius: 0;
  border-bottom: 1px solid transparent;
}
.btn-text:hover {
  color: var(--color-primary);
  border-bottom-color: currentColor;
  background: transparent;
  transform: none;
}
.btn-group { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }

/* Home — button hierarchy */
.hero-statement .btn-primary {
  padding: 12px 24px;
  font-size: 0.875rem;
  font-weight: 600;
  box-shadow: none;
}
.hero-statement .btn-primary:hover {
  transform: none;
  background: #333;
}
.hero-statement .btn-group {
  gap: 20px;
  margin-top: 4px;
}
.section-intro-cta,
.section-intro-link {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 18px;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--color-text);
  text-decoration: none;
  background: #f1f3f5;
  border: 1px solid #e2e6eb;
  border-radius: 100px;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04);
  transition:
    background var(--transition),
    border-color var(--transition),
    color var(--transition),
    box-shadow var(--transition),
    transform var(--transition);
}
.section-intro-link span {
  font-size: 0.875rem;
  line-height: 1;
  color: var(--color-text-muted);
  transition: transform var(--transition), color var(--transition);
}
.section-intro-cta:hover,
.section-intro-link:hover {
  color: var(--color-primary);
  background: #e8ebef;
  border-color: #d0d5dc;
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.06);
  transform: translateY(-1px);
}
.section-intro-link:hover span {
  color: var(--color-primary);
  transform: translateX(3px);
}
.section-intro-cta:focus-visible,
.section-intro-link:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* Main shell — full-width white canvas */
.site-main {
  padding-top: 76px;
  max-width: none;
  margin: 0;
  border: none;
  background: var(--color-surface);
}

.content-card {
  background: var(--color-surface);
  margin: 0;
  overflow: hidden;
}

/* Hero */
.hero {
  padding: 80px 0 72px;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 64px;
  align-items: center;
}
.hero-content { max-width: 560px; }
.hero h1 { margin-bottom: 20px; }
.hero .lead { margin-bottom: 36px; max-width: 480px; }
.hero-visual .work-frame { aspect-ratio: 4 / 5; min-height: 360px; }

/* Home — statement hero (no duplicate project screenshot) */
.hero-statement {
  padding: 72px 0 56px;
}
.hero-statement-inner {
  max-width: 820px;
}
.hero-statement .pill-badge { margin-bottom: 20px; }
.hero-statement h1 {
  font-size: clamp(2.25rem, 4.5vw, 3.25rem);
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 16px;
}
.hero-statement .lead {
  font-size: 1.0625rem;
  color: var(--color-text-muted);
  margin-bottom: 16px;
  max-width: none;
}
.hero-context {
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--color-text-muted);
  max-width: 640px;
  margin: 0 0 32px;
  text-wrap: pretty;
}
.hero-context.prose-flow {
  margin-bottom: 0;
}
.hero-context.prose-flow:last-of-type {
  margin-bottom: 32px;
}
.hero-statement .btn-group { margin-bottom: 0; }
.hero-prose-mobile {
  display: none;
}
.hero-prose-mobile .hero-context.prose-flow:last-of-type {
  margin-bottom: 32px;
}
.metric-strip-hero {
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--color-border);
  max-width: none;
}
.metric-strip-hero--brief {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  gap: 40px 64px;
  max-width: none;
}
.metric-strip-hero--brief .metric-item {
  flex: 0 0 auto;
}
.metric-strip-hero--brief .metric-item span {
  display: block;
  white-space: nowrap;
}
.home-achievements-card > section {
  padding-top: 64px;
}

.page-back-bar {
  padding: 20px 0 0;
}
.page-back-nav {
  margin: 0 0 4px;
}
.page-back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color var(--transition), gap var(--transition);
}
.page-back-link:hover {
  color: var(--color-primary);
  gap: 10px;
}
.page-back-chevron {
  display: block;
  width: 7px;
  height: 7px;
  border-top: 1.5px solid currentColor;
  border-left: 1.5px solid currentColor;
  transform: rotate(-45deg);
  flex-shrink: 0;
}
.page-hero .page-back-nav {
  margin-bottom: 20px;
}
.page-hero {
  padding: 72px 0 56px;
  border-bottom: 1px solid var(--color-border);
}
.page-hero:has(.page-back-nav) {
  padding-top: 48px;
}
.page-hero h1 { margin-bottom: 12px; }
.page-hero .subtitle { font-size: 1.0625rem; color: var(--color-text-muted); max-width: 560px; }

/* Sections */
section { padding: var(--section-gap) 0; }
.section-header {
  margin-bottom: 48px;
  max-width: 520px;
}
.section-header h2 { margin-bottom: 0; }
.section-header-desc {
  margin: 12px 0 0;
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  max-width: 480px;
}

/* Cards — minimal strength cards */
.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: all var(--transition);
}
.card:hover {
  box-shadow: var(--shadow-subtle);
  border-color: #d1d9e6;
}
.card-icon {
  width: 40px;
  height: 40px;
  background: var(--color-bg-subtle);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.125rem;
  margin-bottom: 16px;
}
.card h3 { font-size: 1.0625rem; }
.card p { font-size: 0.875rem; margin-bottom: 16px; line-height: 1.6; }
.card-stats {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-top: 16px;
  border-top: 1px solid var(--color-border);
}
.card-stat {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-primary);
}

/* Strengths — full-width stacked cards */
.strength-track {
  padding: 8px 0 24px;
}
.strength-track.flow-track {
  flex-direction: column;
  align-items: stretch;
  gap: 16px;
}
.strength-track .flow-chevron {
  display: none;
}
.strength-track .strength-card {
  flex: 1 1 100%;
  max-width: none;
  width: 100%;
}

/* Shared flow track — growth + strengths */
.flow-track {
  display: flex;
  align-items: stretch;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
  max-width: 100%;
}
.flow-chevron {
  flex: 0 0 14px;
  align-self: center;
  width: 14px;
  height: 14px;
  border-right: 2px solid var(--color-accent);
  border-bottom: 2px solid var(--color-accent);
  transform: rotate(-45deg);
  opacity: 0.45;
  margin: 0 2px;
  transition: opacity var(--transition), transform var(--transition);
}
.flow-track:hover .flow-chevron {
  opacity: 0.7;
}
.growth-card,
.strength-card {
  flex: 1 1 168px;
  max-width: 220px;
  min-width: 0;
  padding: 20px 18px 18px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  gap: 6px;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.growth-card:hover,
.strength-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-medium);
}
.growth-card.is-current {
  border-color: rgba(74, 144, 226, 0.45);
  background: rgba(74, 144, 226, 0.04);
}
.flow-card-visual {
  min-height: 36px;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
}
.flow-step-dots {
  display: flex;
  gap: 6px;
  align-items: center;
}
.flow-step-dot {
  width: 10px;
  height: 10px;
  border-radius: 3px;
  background: #e8ebef;
  transition: background var(--transition), transform var(--transition);
}
.flow-step-dot.is-on {
  background: var(--color-accent);
}
.growth-card:hover .flow-step-dot.is-on,
.strength-card:hover .flow-step-dot.is-on {
  transform: scaleY(1.15);
}
.flow-card-era {
  font-size: 0.6875rem;
  font-weight: 600;
  color: var(--color-text-light);
  letter-spacing: 0.02em;
}
.flow-card-title {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-primary);
  margin: 0 0 8px;
  letter-spacing: -0.02em;
  line-height: 1.35;
}
.flow-card-lead {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-primary);
  margin: 0 0 8px;
  padding: 8px 10px;
  line-height: 1.45;
  letter-spacing: -0.02em;
  background: rgba(74, 144, 226, 0.1);
  border-left: 3px solid var(--color-accent);
  border-radius: 0 6px 6px 0;
}
.strength-card .flow-card-lead {
  background: rgba(74, 144, 226, 0.12);
}
.flow-card-detail {
  font-size: 0.8125rem;
  font-weight: 400;
  color: var(--color-text-muted);
  margin: 0;
  line-height: 1.55;
}
.flow-card-desc {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin: 0;
  line-height: 1.55;
}

/* Project Cards — work-first gallery */
.project-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.project-grid.featured { gap: 28px; }

.project-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
}
.project-card:hover {
  box-shadow: var(--shadow-medium);
  transform: translateY(-4px);
}
.project-card-image {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: #eef1f5;
}
.project-card-image .work-frame {
  border-radius: 0;
  min-height: 100%;
  aspect-ratio: unset;
  height: 100%;
}
.project-card-image .work-frame:not(.work-frame-sharp) img {
  object-fit: cover;
}
/* DataStreams — 모니터 목업 원본 비율 유지 */
.project-grid.exp-ds-grid .project-card-image {
  aspect-ratio: 4 / 3;
  background: #f3f5f8;
}
.project-grid.exp-ds-grid .project-card-image .work-frame {
  background: #f3f5f8;
}
.project-grid.exp-ds-grid .project-card-image .work-frame img {
  object-fit: contain;
  object-position: center;
}
.project-card-image::after {
  content: '→';
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(26, 26, 26, 0.55);
  color: white;
  font-size: 1.5rem;
  opacity: 0;
  transition: opacity var(--transition);
  pointer-events: none;
}
.project-card:hover .project-card-image::after { opacity: 1; }

.project-card-body {
  padding: 22px 24px 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.project-card-body h3 { font-size: 1.125rem; margin-bottom: 4px; }
.project-card-body .project-subtitle {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-muted);
  line-height: 1.4;
  margin: 0;
}
.project-card-body .project-desc {
  font-size: 0.8125rem;
  font-weight: 400;
  color: var(--color-text-light);
  line-height: 1.45;
  margin: 3px 0 0;
}
.project-card-body .card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 12px;
}
.project-card-more {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-top: auto;
  padding-top: 16px;
}
.card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.card-tag {
  display: inline-block;
  font-size: 0.6875rem;
  font-weight: 500;
  padding: 5px 11px;
  border-radius: 100px;
  background: #f5f5f5;
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
  letter-spacing: -0.01em;
}
.project-link {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.project-card:hover .project-link { gap: 8px; }

/* Work Frame — image slot system */
.work-frame {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 10;
  min-height: 180px;
  background: linear-gradient(160deg, #eef1f5 0%, #e4e9ef 100%);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.work-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.work-frame-sharp img {
  object-fit: contain;
}
.work-frame.is-empty .work-frame-caption {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 20px 22px;
  background: linear-gradient(to top, rgba(26, 26, 26, 0.06) 0%, transparent 50%);
}
.work-frame-category {
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-light);
  margin-bottom: 4px;
}
.work-frame-title {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text-muted);
}
.work-frame-path {
  font-size: 0.6875rem;
  color: var(--color-text-light);
  opacity: 0.7;
  margin-top: 6px;
  font-family: 'Fira Code', monospace;
}

/* Legacy placeholder alias */
.img-placeholder {
  width: 100%;
  height: 100%;
  min-height: inherit;
  aspect-ratio: inherit;
  background: linear-gradient(160deg, #eef1f5 0%, #e4e9ef 100%);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: flex-end;
  padding: 20px 22px;
  color: var(--color-text-light);
  font-size: 0.875rem;
  border: none;
  border-radius: inherit;
}
.img-placeholder-icon { display: none; }
.img-placeholder-label {
  font-weight: 600;
  color: var(--color-text-muted);
  font-size: 0.875rem;
}
.img-placeholder-desc {
  font-size: 0.6875rem;
  color: var(--color-text-light);
  margin-top: 4px;
}

/* Stats */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.stat-item {
  text-align: center;
  padding: 28px 16px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}
.stat-number {
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: 6px;
  letter-spacing: -0.03em;
}
.stat-label { font-size: 0.8125rem; color: var(--color-text-muted); line-height: 1.4; }

/* Achievement cards — visual metrics */
.achievement-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.achievement-card {
  padding: 20px 18px 18px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-height: 148px;
  transition: transform var(--transition), box-shadow var(--transition);
}
.achievement-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-medium);
}
.achievement-visual {
  min-height: 40px;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  color: var(--color-accent);
}
.achievement-value {
  font-size: 1.625rem;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: -0.03em;
  line-height: 1.1;
}
.achievement-label {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-primary);
  line-height: 1.35;
}
.achievement-hint {
  font-size: 0.6875rem;
  color: var(--color-text-light);
  margin-top: 2px;
  line-height: 1.4;
}

/* Achievement glyphs — growth / plus / expand (not deficit bars) */
.ach-glyph {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  position: relative;
}
.ach-glyph-svg {
  width: 56px;
  height: 32px;
  display: block;
}
.ach-glyph-up { color: var(--color-accent); }

.ach-steps {
  display: flex;
  align-items: flex-end;
  gap: 5px;
  height: 36px;
}
.ach-step-bar {
  flex: 1;
  max-width: 14px;
  height: var(--h, 70%);
  min-height: 14px;
  border-radius: 4px 4px 2px 2px;
  background: linear-gradient(180deg, #8bb8ea 0%, var(--color-accent) 100%);
  box-shadow: 0 2px 6px rgba(74, 144, 226, 0.2);
}

.ach-stars-rise {
  display: flex;
  align-items: flex-end;
  gap: 4px;
  height: 32px;
}
.ach-star {
  width: 0;
  height: 0;
  border-left: 7px solid transparent;
  border-right: 7px solid transparent;
  border-bottom: 12px solid #e0e4ea;
  transform-origin: center bottom;
}
.ach-star.is-on {
  border-bottom-color: var(--color-accent);
  filter: drop-shadow(0 2px 4px rgba(74, 144, 226, 0.25));
}
.ach-star.is-half {
  border-bottom-color: #a8c9ef;
}
.ach-stars-rise .ach-star:nth-child(1) { transform: scale(0.82); }
.ach-stars-rise .ach-star:nth-child(2) { transform: scale(0.9); }
.ach-stars-rise .ach-star:nth-child(3) { transform: scale(0.96); }
.ach-stars-rise .ach-star:nth-child(4) { transform: scale(1.02); }
.ach-stars-rise .ach-star:nth-child(5) { transform: scale(1.08); }

.ach-glyph-thumb {
  width: 44px;
  height: 44px;
}
.ach-thumb-svg {
  width: 44px;
  height: 44px;
  display: block;
  color: var(--color-accent);
}
.ach-thumb-badge {
  position: absolute;
  right: -4px;
  bottom: -2px;
  width: 22px;
  height: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.875rem;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(145deg, #5a9de8, var(--color-accent));
  border-radius: 50%;
  border: 2px solid var(--color-bg);
  box-shadow: 0 2px 8px rgba(74, 144, 226, 0.35);
  line-height: 1;
}

.ach-glyph-like {
  width: 52px;
  height: 40px;
}
.ach-like-svg {
  width: 52px;
  height: 40px;
  display: block;
  color: var(--color-accent);
}
.ach-like-plus {
  position: absolute;
  right: 0;
  top: 0;
  font-size: 0.75rem;
  font-weight: 800;
  color: #fff;
  background: var(--color-accent);
  width: 18px;
  height: 18px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
  border: 2px solid var(--color-bg);
}

.ach-glyph-expand {
  width: 40px;
  height: 40px;
  position: relative;
}
.ach-expand-core {
  position: absolute;
  inset: 0;
  margin: auto;
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-accent);
  background: rgba(74, 144, 226, 0.12);
  border-radius: 50%;
}
.ach-expand-arm {
  position: absolute;
  background: var(--color-accent);
  border-radius: 2px;
  opacity: 0.75;
}
.ach-expand-arm.arm-t,
.ach-expand-arm.arm-b {
  left: 50%;
  width: 2px;
  height: 10px;
  margin-left: -1px;
}
.ach-expand-arm.arm-l,
.ach-expand-arm.arm-r {
  top: 50%;
  height: 2px;
  width: 10px;
  margin-top: -1px;
}
.ach-expand-arm.arm-t { top: 0; }
.ach-expand-arm.arm-b { bottom: 0; }
.ach-expand-arm.arm-l { left: 0; }
.ach-expand-arm.arm-r { right: 0; }

.ach-award {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
}
.ach-award-mark {
  display: inline-block;
  padding: 4px 10px;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: white;
  background: linear-gradient(135deg, #4a90e2, #2d6cb5);
  border-radius: 6px;
}
.ach-award-sub {
  font-size: 0.625rem;
  color: var(--color-text-light);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* Strength cards — meter / rating (legacy charts) */
.ach-meter {
  width: 100%;
  height: 8px;
  background: #e8ebef;
  border-radius: 100px;
  overflow: hidden;
}
.ach-meter-fill {
  display: block;
  height: 100%;
  width: var(--ach-pct, 0%);
  background: linear-gradient(90deg, #6ba3e8, var(--color-accent));
  border-radius: 100px;
}
.ach-rating {
  display: flex;
  gap: 5px;
  width: 100%;
}
.ach-rating-seg {
  flex: 1;
  height: 8px;
  border-radius: 3px;
  background: #e8ebef;
  position: relative;
  overflow: hidden;
}
.ach-rating-seg.is-full { background: var(--color-accent); }
.ach-rating-seg.is-partial::after {
  content: '';
  position: absolute;
  inset: 0 auto 0 0;
  width: 50%;
  background: var(--color-accent);
}
.ach-dots {
  display: flex;
  gap: 8px;
  align-items: center;
}
.ach-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #e8ebef;
}
.ach-dot.is-on {
  background: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(74, 144, 226, 0.15);
}

.ach-grid {
  display: grid;
  grid-template-columns: repeat(10, 1fr);
  gap: 3px;
  width: 100%;
}
.ach-grid-cell {
  aspect-ratio: 1;
  border-radius: 2px;
  background: #e8ebef;
}
.ach-grid-cell.is-on { background: var(--color-accent); opacity: 0.85; }

/* Tags */
.tag-list { display: flex; flex-wrap: wrap; gap: 8px; }
.tag {
  display: inline-block;
  padding: 8px 16px;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  border: 1px solid var(--color-border);
  border-radius: 100px;
  color: var(--color-text-muted);
  background: var(--color-bg);
  transition: all var(--transition);
}
.tag:hover { border-color: var(--color-primary); color: var(--color-primary); }

/* Skills & certifications — unified Introduction block */
.skills-certs-block {
  max-width: 920px;
}
.skills-certs-divider {
  height: 1px;
  background: var(--color-border);
  margin: 28px 0 24px;
}
.skills-certs-certs-title {
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-light);
  margin: 0 0 16px;
}
.cert-groups {
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.cert-group-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-text-muted);
  margin: 0 0 10px;
  letter-spacing: -0.01em;
}
.cert-chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.cert-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px 8px 14px;
  font-size: 0.8125rem;
  font-weight: 500;
  line-height: 1.35;
  color: var(--color-primary);
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  letter-spacing: -0.01em;
}
.cert-chip-year {
  font-size: 0.6875rem;
  font-weight: 600;
  color: var(--color-text-light);
  padding: 2px 7px;
  background: #f0f1f3;
  border-radius: 100px;
}

/* Core skills & cert tags (legacy) */
.core-skills-block,
.cert-tags-block {
  max-width: 920px;
}
.skill-group {
  margin-bottom: 22px;
}
.skill-group:last-child { margin-bottom: 0; }
.skill-group-title {
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-light);
  margin: 0 0 10px;
}
.skill-tag-row,
.cert-tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.skill-tag,
.cert-tag {
  display: inline-block;
  padding: 8px 14px;
  font-size: 0.8125rem;
  font-weight: 500;
  line-height: 1.35;
  color: var(--color-primary);
  background: #f0f1f3;
  border-radius: 8px;
  letter-spacing: -0.01em;
}
.cert-tags-block .cert-tag-row {
  margin-bottom: 10px;
}
.cert-tags-block .cert-tag-row:last-child {
  margin-bottom: 0;
}

/* Layout */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.two-col-text h2 { margin-bottom: 16px; }

/* Introduction — profile + bio */
.intro-profile {
  display: grid;
  grid-template-columns: min(248px, 30%) minmax(0, 1fr);
  gap: 40px 56px;
  align-items: center;
}
.intro-profile-photo {
  margin: 0;
  width: 100%;
  max-width: 248px;
}
.intro-profile-frame {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  aspect-ratio: 4 / 5;
  background: #f0f1f3;
  border: 1px solid rgba(26, 26, 26, 0.1);
  box-shadow: 0 12px 32px rgba(26, 26, 26, 0.06);
}
.intro-profile-photo img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}
.intro-profile-main h2 {
  margin-bottom: 16px;
}
.intro-profile-main p {
  max-width: 640px;
}
.intro-profile-tags {
  margin-top: 20px;
}

/* Introduction — hero · profile · experience 간격 축소 */
.content-card > section.page-hero:has(+ section .intro-profile) {
  padding: 48px 0 12px;
}
.content-card > section.page-hero:has(+ section .intro-profile) .pill-badge {
  display: inline-block;
  margin-bottom: 0;
}
.content-card > section.page-hero:has(+ section .intro-profile) h1 {
  margin-top: 6px;
  margin-bottom: 8px;
}
.content-card > section:has(.intro-profile) {
  padding: 12px 0 28px;
}
#experience > section {
  padding-top: 36px;
}
#experience .section-head-inline {
  margin-bottom: 28px;
}
#experience .section-head-inline h2 {
  margin-top: 6px;
}

/* Timeline */
.timeline { position: relative; }
.timeline-item {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  padding: 22px 0;
  border-bottom: 1px solid var(--color-border);
  align-items: center;
}
.timeline-item:first-child { border-top: 1px solid var(--color-border); }
.timeline-item.active {
  background: var(--color-bg-subtle);
  margin: 0 -20px;
  padding: 22px 20px;
  border-radius: var(--radius-lg);
}
.timeline-title { font-weight: 600; color: var(--color-primary); font-size: 0.9375rem; }
.timeline-period { font-size: 0.8125rem; color: var(--color-text-light); white-space: nowrap; }

/* Case Study */
.case-section { margin-bottom: 56px; }
.case-section h2 {
  font-size: 1.25rem;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--color-border);
  letter-spacing: -0.01em;
}
.case-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin-top: 20px;
}
.case-meta-item { font-size: 0.875rem; color: var(--color-text-muted); }
.case-meta-item strong { color: var(--color-primary); font-weight: 600; margin-right: 6px; }

.problem-list li {
  padding: 6px 0 6px 20px;
  position: relative;
  color: var(--color-text-muted);
  font-size: 0.9375rem;
}
.problem-list li::before {
  content: '·';
  position: absolute;
  left: 4px;
  color: var(--color-accent);
  font-weight: 700;
}

.process-steps { counter-reset: step; }
.process-step {
  padding: 20px 0;
  border-bottom: 1px solid var(--color-border);
}
.process-step h4 {
  font-size: 1rem;
  margin-bottom: 6px;
  counter-increment: step;
}
.process-step h4::before {
  content: counter(step) '. ';
  color: var(--color-accent);
}
.process-step p { font-size: 0.9375rem; margin: 0; }

.results-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
  padding: 20px 16px;
  border: none;
  border-radius: var(--radius-lg);
  background: #f4f6f8;
}
.result-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 10px;
  text-align: center;
  font-size: 1.125rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--color-text);
  border: none;
  border-radius: var(--radius-md);
  background: transparent;
}
.result-item strong {
  display: block;
  margin: 0;
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-light);
}
.case-section:has(.results-grid) > h2 {
  margin-bottom: 20px;
  padding-bottom: 0;
  border-bottom: none;
}

.insight-quote {
  padding: 24px 28px;
  background: #f4f6f8;
  border: none;
  border-radius: var(--radius-lg);
  font-size: 1.0625rem;
  line-height: 1.8;
  letter-spacing: -0.02em;
  font-style: normal;
}
.insight-quote p {
  margin: 0;
  max-width: none;
  color: var(--color-secondary);
  font-weight: 400;
}
.insight-quote p + p {
  margin-top: 14px;
}
.case-section:has(.insight-quote) > h2 {
  margin-bottom: 16px;
  padding-bottom: 0;
  border-bottom: none;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-light);
}

/* Image Gallery */
.image-gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin: 28px 0;
}
.image-gallery.wide { grid-template-columns: repeat(2, 1fr); }
.image-gallery.cols-3 { grid-template-columns: repeat(3, 1fr); }
.image-gallery.hero-strip { grid-template-columns: repeat(3, 1fr); }
.image-gallery .gallery-item {
  aspect-ratio: unset;
  height: auto;
}
.image-gallery .gallery-item .archive-gallery-card {
  height: 100%;
}
.gallery-item .work-frame img { object-fit: cover; object-position: top center; }
.gallery-item:not(:has(.archive-gallery-card)) { aspect-ratio: 16 / 10; }
.gallery-item:not(:has(.archive-gallery-card)) .work-frame,
.gallery-item:not(:has(.archive-gallery-card)) .img-placeholder { height: 100%; min-height: 100%; }

/* Archive */
.archive-section { margin-bottom: 56px; }
.archive-section-title {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-light);
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--color-border);
}
.archive-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.archive-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  transition: all var(--transition);
}
.archive-card:hover { box-shadow: var(--shadow-subtle); transform: translateY(-2px); }
a.archive-card { display: block; color: inherit; }
a.archive-card:hover .project-link { gap: 8px; }
.archive-card-image { aspect-ratio: 4 / 3; }
.archive-card-body { padding: 14px 16px 18px; }
.archive-card-body h4 { font-size: 0.875rem; margin-bottom: 2px; }
.archive-card-body .archive-meta {
  font-size: 0.6875rem;
  color: var(--color-text-light);
  margin-bottom: 4px;
}

/* CTA */
.cta-section {
  background: var(--color-primary);
  color: white;
  padding: 64px 48px;
  border-radius: var(--radius-xl);
}
.cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}
.cta-section h2 { color: white; margin-bottom: 8px; font-size: 1.75rem; }
.cta-section p { color: rgba(255, 255, 255, 0.75); margin: 0; font-size: 0.9375rem; }
.cta-section .btn-primary {
  background: white;
  color: var(--color-primary);
  border-color: white;
}
.cta-section .btn-primary:hover { background: #f0f0f0; }
.cta-section .btn-outline {
  color: white;
  border-color: rgba(255, 255, 255, 0.35);
}
.cta-section .btn-outline:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.6);
}

/* Footer */
.site-footer {
  padding: 56px 0 28px;
  background: var(--color-primary);
  color: rgba(255, 255, 255, 0.7);
  margin-top: 24px;
}
.site-footer .logo { color: white; }
.site-footer .logo-role { color: rgba(255, 255, 255, 0.45); }
.footer-inner {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr 1.4fr;
  gap: 32px;
  margin-bottom: 32px;
  align-items: start;
}
.footer-brand {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0;
}
.footer-brand .logo { margin: 0; }
.footer-brand .btn-footer {
  margin-top: 16px;
}
.footer-col a.footer-contact-muted {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.45);
}
.footer-col h4 {
  font-size: 0.6875rem;
  font-weight: 600;
  margin-bottom: 14px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(255, 255, 255, 0.45);
}
.footer-col a {
  display: block;
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.65);
  padding: 3px 0;
}
.footer-col a:hover { color: white; }
.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.4);
  text-align: center;
}

/* Competency */
.competency-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.competency-item {
  padding: 28px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-bg);
}
.competency-item h3 { font-size: 1.0625rem; margin-bottom: 12px; }
.competency-item p { font-size: 0.875rem; }
.competency-item ul li {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  padding: 3px 0 3px 14px;
  position: relative;
}
.competency-item ul li::before {
  content: '·';
  position: absolute;
  left: 0;
  color: var(--color-accent);
}

/* Philosophy (legacy) */
.philosophy-block {
  padding: 40px 0;
  border-bottom: 1px solid var(--color-border);
}
.philosophy-block:last-child { border-bottom: none; }
.philosophy-block h3 { font-size: 1.25rem; margin-bottom: 12px; }
.philosophy-block p { font-size: 0.9375rem; }

/* Design page — growth flow */
.section-intro-compact {
  margin-bottom: 28px;
}
.section-intro-compact h2 {
  margin-top: 8px;
}
.section-intro-compact .section-intro-desc {
  margin-bottom: 0;
}
.growth-section {
  padding-top: 8px;
  position: relative;
  overflow: hidden;
}
.growth-section .container {
  position: relative;
  z-index: 1;
}
.growth-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 55% 70% at 8% 40%, rgba(232, 98, 74, 0.09), transparent 55%),
    radial-gradient(ellipse 50% 60% at 92% 25%, rgba(47, 122, 229, 0.1), transparent 50%),
    radial-gradient(ellipse 40% 50% at 50% 100%, rgba(13, 148, 136, 0.07), transparent 45%);
  pointer-events: none;
}
.growth-flow-shell {
  position: relative;
  padding: 12px 0 20px;
  min-height: 300px;
}
.growth-path {
  position: absolute;
  left: 2%;
  right: 2%;
  top: 38%;
  height: 42%;
  width: 96%;
  z-index: 0;
  pointer-events: none;
  opacity: 0.9;
  animation: growth-path-drift 7s ease-in-out infinite;
}
.growth-path-line {
  stroke-dasharray: 10 8;
  animation: growth-path-flow 14s linear infinite;
}
@keyframes growth-path-drift {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-5px); }
}
@keyframes growth-path-flow {
  to { stroke-dashoffset: -36; }
}
.growth-track[data-growth-flow] {
  position: static;
  z-index: 1;
  gap: 10px 14px;
  align-items: flex-end;
  justify-content: center;
  min-height: 268px;
  padding: 8px 4px 4px;
}
.growth-track[data-growth-flow] .growth-step-chevron {
  position: absolute;
  left: var(--chevron-left, 50%);
  top: var(--chevron-top, 58%);
  flex: none;
  width: 12px;
  height: 12px;
  margin: 0;
  z-index: 2;
  opacity: 0.65;
  border-color: #64748b;
  transform: translate(-50%, -50%) rotate(-45deg);
  transition: opacity 0.25s ease, transform 0.25s ease;
}
.growth-track[data-growth-flow] .growth-step-chevron::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 20px;
  height: 20px;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: #fafafa;
  z-index: -1;
  box-shadow: 0 0 0 3px #fafafa;
}
.growth-track[data-growth-flow]:hover .growth-step-chevron {
  opacity: 0.85;
}
.growth-track[data-growth-flow] .growth-card.is-hovered + .growth-step-chevron,
.growth-track[data-growth-flow] .growth-step-chevron:has(+ .growth-card.is-hovered) {
  opacity: 1;
  transform: translate(-50%, -50%) rotate(-45deg) scale(1.08);
  border-color: var(--color-accent);
}
.growth-track[data-growth-flow] .growth-card {
  position: relative;
  flex: 1 1 172px;
  max-width: 200px;
  min-width: 0;
  padding: 0;
  margin-bottom: calc(var(--growth-i, 0) * 22px);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  background: #fff;
  box-shadow: 0 2px 12px rgba(15, 23, 42, 0.05);
  opacity: 0;
  transform: translateY(18px);
  outline: none;
  transition:
    transform 0.3s cubic-bezier(0.22, 1, 0.36, 1),
    margin-bottom 0.3s cubic-bezier(0.22, 1, 0.36, 1),
    box-shadow 0.3s ease,
    border-color 0.3s ease;
}
.growth-track[data-growth-flow] .growth-card-body {
  padding: 16px 14px 14px;
  display: flex;
  flex-direction: column;
}
.growth-track[data-growth-flow] .growth-card-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}
.growth-track[data-growth-flow] .growth-card-icon {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--era-soft);
  color: var(--era-color);
  border: 1px solid rgba(15, 23, 42, 0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.25s ease;
}
.growth-track[data-growth-flow] .growth-icon-svg {
  width: 20px;
  height: 20px;
  opacity: 0.9;
}
.growth-track[data-growth-flow] .growth-card-meta {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}
.growth-track[data-growth-flow] .growth-card-era {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--era-color);
  letter-spacing: -0.02em;
}
.growth-track[data-growth-flow] .growth-card-level {
  font-size: 0.625rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--color-text-light);
}
.growth-track[data-growth-flow] .growth-dots {
  display: flex;
  align-items: center;
  gap: 5px;
  margin-bottom: 12px;
}
.growth-track[data-growth-flow] .growth-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #e2e8f0;
  transform: scale(0);
  opacity: 0.35;
}
.growth-track[data-growth-flow] .growth-dot.is-on {
  background: var(--era-color);
  opacity: 1;
}
.growth-track[data-growth-flow] .flow-card-title {
  margin-bottom: 6px;
  font-size: 0.875rem;
}
.growth-track[data-growth-flow] .flow-card-desc {
  font-size: 0.8125rem;
  line-height: 1.55;
}
.growth-track[data-growth-flow] .growth-card.is-current {
  border-color: color-mix(in srgb, var(--era-color) 28%, var(--color-border));
  box-shadow: 0 4px 20px rgba(15, 23, 42, 0.08);
}
.growth-track[data-growth-flow] .growth-card:hover,
.growth-track[data-growth-flow] .growth-card:focus-visible,
.growth-track[data-growth-flow] .growth-card.is-hovered {
  transform: translateY(-5px);
  margin-bottom: calc(var(--growth-i, 0) * 22px + 5px);
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.1);
  border-color: #d0d5dc;
}
.growth-track[data-growth-flow] .growth-card:hover .growth-card-icon,
.growth-track[data-growth-flow] .growth-card:focus-visible .growth-card-icon,
.growth-track[data-growth-flow] .growth-card.is-hovered .growth-card-icon {
  transform: scale(1.04);
}
.growth-track[data-growth-flow].is-inview .growth-card {
  animation: growth-card-in 0.5s cubic-bezier(0.22, 1, 0.36, 1) forwards;
  animation-delay: calc(0.08s + var(--growth-i, 0) * 0.1s);
}
.growth-track[data-growth-flow].is-inview .growth-dot.is-on {
  animation: growth-dot-in 0.35s cubic-bezier(0.34, 1.2, 0.64, 1) forwards;
  animation-delay: calc(0.28s + var(--growth-i, 0) * 0.1s + var(--dot-i, 0) * 0.06s);
}
@keyframes growth-card-in {
  to { opacity: 1; transform: translateY(0); }
}
@keyframes growth-dot-in {
  to { transform: scale(1); }
}
@media (prefers-reduced-motion: reduce) {
  .growth-path,
  .growth-path-line {
    animation: none;
  }
  .growth-track[data-growth-flow] .growth-card {
    opacity: 1;
    transform: none;
  }
  .growth-track[data-growth-flow] .growth-dot.is-on {
    transform: scale(1);
  }
  .growth-track[data-growth-flow].is-inview .growth-card,
  .growth-track[data-growth-flow].is-inview .growth-dot.is-on {
    animation: none;
  }
}

/* Design page — principles */
.principles-section {
  padding: 48px 0 56px;
}
.principle-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}
.principle-card {
  padding: 22px 24px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-bg);
}
.principle-card h3 {
  font-size: 1rem;
  margin: 0 0 8px;
  letter-spacing: -0.02em;
}
.principle-card p {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin: 0;
  line-height: 1.55;
}

/* Workflow */
.workflow-compare {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin: 24px 0;
}
.workflow-box {
  padding: 24px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: var(--color-bg);
}
.workflow-box.highlight {
  border-color: var(--color-accent);
  background: rgba(74, 144, 226, 0.04);
}
.workflow-box h4 { margin-bottom: 14px; font-size: 0.9375rem; }
.workflow-box ol { padding-left: 18px; }
.workflow-box li {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  padding: 3px 0;
}
.workflow-total {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--color-border);
  font-weight: 700;
  font-size: 0.875rem;
  color: var(--color-primary);
}

/* Section backgrounds inside card */
.section-muted {
  background: #fafafa;
  margin: 0 -40px;
  padding-left: 40px;
  padding-right: 40px;
}

.case-pillar-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}
.case-pillar-card {
  padding: 24px;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  background: var(--color-bg);
}
.case-pillar-card h3 {
  margin: 12px 0 8px;
  font-size: 1.0625rem;
}
.case-pillar-card p {
  margin: 0 0 16px;
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.55;
}
.case-media-video-wrap {
  max-width: 960px;
  margin: 0 auto;
}
.case-media-video-shell {
  position: relative;
  overflow: hidden;
  border-radius: 12px;
  border: 1px solid var(--color-border);
  background: #0b132b;
  line-height: 0;
}
.case-media-video {
  display: block;
  width: 100%;
  height: auto;
  vertical-align: top;
  /* 녹화 영상 하단 내장 플레이어 UI 제거 */
  clip-path: inset(0 0 72px 0);
  margin-bottom: -72px;
}
.case-media-video-play {
  position: absolute;
  left: 50%;
  top: 50%;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  transform: translate(-50%, -50%);
  width: 72px;
  height: 72px;
  padding: 0;
  border: none;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.94);
  color: var(--color-primary);
  cursor: pointer;
  box-shadow: 0 8px 32px rgba(15, 23, 42, 0.2);
  transition: transform var(--transition), box-shadow var(--transition), opacity var(--transition);
}
.case-media-video-play:hover {
  transform: translate(-50%, -50%) scale(1.05);
  box-shadow: 0 12px 36px rgba(15, 23, 42, 0.24);
}
.case-media-video-play-icon {
  display: block;
  width: 28px;
  height: 28px;
  margin: 0;
  flex-shrink: 0;
}
.case-media-video-shell.is-playing .case-media-video-play {
  opacity: 0;
  pointer-events: none;
}
.case-media-video-shell.is-playing .case-media-video {
  cursor: pointer;
}
/* AI 업무 생산성 Copilot — 영상 원본 비율(하단 UI 클립 미사용) */
.case-media-video-wrap.ai-case-media .case-media-video-shell {
  overflow: visible;
}
.case-media-video-wrap.ai-case-media .case-media-video {
  clip-path: none;
  margin-bottom: 0;
  object-fit: contain;
}
.case-media-caption {
  margin-top: 12px;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  text-align: center;
}

.handok-ds-section,
.handok-copilot-section {
  background: #fff;
  margin: 0 -40px;
  padding-left: 40px;
  padding-right: 40px;
}
.handok-copilot-section .case-media-video-wrap {
  background: #fff;
}
.handok-ds-block .case-section {
  margin-bottom: 0;
}
.handok-ds-showcase {
  margin: 0 0 28px;
}
.case-ds-md-carousel .case-deliverables-frame {
  min-height: min(72vh, 640px);
  background: #0b132b;
}
.case-ds-md-carousel .case-deliverables-img {
  object-fit: contain;
  object-position: center top;
}
.handok-ds-desc {
  max-width: 720px;
  margin: 0 0 28px;
  line-height: 1.65;
}

/* AI 업무 생산성 — 사례 탭·패널 */
.ai-cases-section {
  margin-bottom: 48px;
}
.ai-case-hub {
  border: 1px solid var(--color-border);
  border-radius: 14px;
  background: #fff;
  overflow: hidden;
}
.ai-case-radio {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.ai-case-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg-subtle);
}
.ai-case-tab {
  flex: 1 1 180px;
  min-width: 0;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
  padding: 16px 18px;
  border: none;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  background: transparent;
  font-family: var(--font-sans);
  text-align: left;
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition);
}
.ai-case-tab:hover {
  background: rgba(255, 255, 255, 0.7);
}
.ai-case-hub:has(#ai-case-radio-ppt-ds:checked) label[for="ai-case-radio-ppt-ds"],
.ai-case-hub:has(#ai-case-radio-copilot:checked) label[for="ai-case-radio-copilot"],
.ai-case-hub:has(#ai-case-radio-portal:checked) label[for="ai-case-radio-portal"] {
  background: #fff;
  border-bottom-color: var(--color-primary);
}
.ai-case-tab-label {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-text);
}
.ai-case-tab-tag {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}
.ai-case-panels {
  padding: 24px;
}
.ai-case-panel {
  display: none;
}
.ai-case-hub:has(#ai-case-radio-ppt-ds:checked) .ai-case-panel[data-case="ppt-ds"],
.ai-case-hub:has(#ai-case-radio-copilot:checked) .ai-case-panel[data-case="copilot"],
.ai-case-hub:has(#ai-case-radio-portal:checked) .ai-case-panel[data-case="portal"] {
  display: block;
}
.ai-case-panel-head {
  margin-bottom: 20px;
  max-width: 720px;
}
.ai-case-panel-head h3 {
  margin: 0 0 8px;
  font-size: 1.125rem;
  letter-spacing: -0.02em;
}
.ai-case-panel-head p {
  margin: 0;
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}
.ai-case-media .case-deliverables-carousel {
  margin: 0;
}

/* Case study — Work / 기획 & 운영 탭 */
.case-view-hub {
  margin-bottom: 8px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: #fff;
}
.case-view-radio {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.case-view-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg-subtle);
}
.case-view-tab {
  flex: 1 1 160px;
  min-width: 0;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 3px;
  padding: 14px 18px;
  border: none;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  background: transparent;
  font-family: var(--font-sans);
  text-align: left;
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition);
}
.case-view-tab:hover {
  background: rgba(255, 255, 255, 0.7);
}
.case-view-hub:has(.case-view-radio[value="work"]:checked) .case-view-tab[for$="-view-work"],
.case-view-hub:has(.case-view-radio[value="plan"]:checked) .case-view-tab[for$="-view-plan"] {
  background: #fff;
  border-bottom-color: var(--color-accent);
}
.case-view-tab-label {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-text);
}
.case-view-tab-tag {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}
.case-view-panels {
  padding: 28px 24px 32px;
}
.case-view-panel {
  display: none;
}
.case-view-hub:has(.case-view-radio[value="work"]:checked) .case-view-panel[data-view="work"],
.case-view-hub:has(.case-view-radio[value="plan"]:checked) .case-view-panel[data-view="plan"] {
  display: block;
}
.case-view-panel .case-overview-block {
  margin-bottom: 48px;
}
.case-plan-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px 28px;
}
.case-plan-block h3 {
  margin: 0 0 8px;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-light);
}
.case-plan-block p {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.65;
  color: var(--color-text-muted);
}
.case-fact-list {
  margin: 0;
  padding: 0;
  list-style: none;
}
.case-fact-list li {
  position: relative;
  padding: 4px 0 4px 14px;
  font-size: 0.9375rem;
  line-height: 1.55;
  color: var(--color-text-muted);
}
.case-fact-list li::before {
  content: '·';
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-weight: 700;
}
.case-plan-foot {
  margin: 24px 0 0;
  padding-top: 20px;
  border-top: 1px solid var(--color-border);
  font-size: 0.9375rem;
  color: var(--color-secondary);
  letter-spacing: -0.01em;
}
.case-result-note {
  margin: 12px 0 0;
  font-size: 0.8125rem;
  color: var(--color-text-light);
}
.insight-quote--short {
  padding: 20px 24px;
  font-size: 1rem;
}
.results-grid--soft .result-item {
  font-size: 0.9375rem;
  font-weight: 500;
}

/* Work — 그 외 경험 */
.exp-more-section {
  margin-top: 56px;
  padding-top: 48px;
  border-top: 1px solid var(--color-border);
}
.exp-more-head {
  max-width: 520px;
  margin-bottom: 28px;
}
.exp-more-head h3 {
  margin: 8px 0 6px;
  font-size: 1.25rem;
}
.exp-more-head p {
  margin: 0;
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}
.exp-more-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}
.exp-more-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 22px 22px 20px;
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-accent);
  border-radius: var(--radius-md);
  background: #fff;
  text-decoration: none;
  color: inherit;
  transition: border-color var(--transition), box-shadow var(--transition);
}
a.exp-more-card:hover {
  border-color: rgba(74, 144, 226, 0.35);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
}
.exp-more-card.is-static {
  cursor: default;
}
.exp-more-card h4 {
  margin: 0;
  font-size: 1rem;
  font-weight: 600;
}
.exp-more-card p {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--color-text-muted);
}
.exp-more-card .exp-more-link {
  margin-top: auto;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-accent);
}
.exp-more-card.is-static .exp-more-link {
  display: none;
}

/* Design — DS 블록 */
.ds-cross-section {
  margin-top: 56px;
  padding-top: 48px;
  border-top: 1px solid var(--color-border);
}
.ds-cross-lead {
  max-width: 560px;
  margin: 10px 0 28px;
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text-muted);
  text-wrap: pretty;
}
@media (min-width: 768px) {
  .ds-cross-lead.prose-flow {
    max-width: 100%;
  }
}
.ds-cross-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}
.ds-cross-item {
  padding: 20px;
  border-radius: var(--radius-md);
  background: var(--color-bg-subtle);
}
.ds-cross-item h3 {
  margin: 0 0 6px;
  font-size: 0.9375rem;
}
.ds-cross-item p {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--color-text-muted);
}
.ds-cross-visual {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 24px;
}
.ds-cross-visual figure {
  margin: 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--color-border);
}
.ds-cross-visual img {
  display: block;
  width: 100%;
  height: auto;
}

/* About — 마무리 */
.intro-closing {
  max-width: 560px;
  margin: 0 auto;
  text-align: center;
}
.intro-closing p {
  margin: 0 0 16px;
  font-size: 1.0625rem;
  line-height: 1.75;
  color: var(--color-secondary);
  letter-spacing: -0.02em;
}
.intro-closing p:last-child {
  margin-bottom: 0;
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}
.ai-case-media .case-ds-md-carousel .case-deliverables-frame {
  min-height: min(56vh, 520px);
}
.ai-case-media .case-portal-carousel .case-deliverables-frame {
  min-height: min(50vh, 480px);
}
.ai-conclusion-section {
  margin-bottom: 0;
  padding-top: 8px;
  border-top: 1px solid var(--color-border);
}

/* Pill badge */
.pill-badge {
  display: inline-block;
  padding: 6px 14px;
  font-size: 0.75rem;
  font-weight: 500;
  border: 1px solid var(--color-border);
  border-radius: 100px;
  color: var(--color-text-muted);
  background: var(--color-bg);
}

/* Section header — compact title block */
.section-head-inline {
  margin-bottom: 40px;
}
.section-head-inline h2 {
  margin: 12px 0 0;
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  letter-spacing: -0.02em;
}

/* Stacked section header — title + desc below */
.section-intro {
  margin-bottom: 40px;
  max-width: 640px;
}
.section-intro h1,
.section-intro h2 {
  margin: 12px 0 0;
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  letter-spacing: -0.02em;
}
.section-intro-desc {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin: 14px 0 0;
  text-wrap: pretty;
}
/* Prose flow — desktop: logical chunks on one line; mobile: natural wrap */
.prose-flow {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  column-gap: 0.45em;
  row-gap: 0.2em;
  text-wrap: pretty;
}
.prose-flow + .prose-flow {
  margin-top: 0.45em;
}
.prose-chunk.prose-em {
  color: var(--color-text);
  font-weight: 600;
  letter-spacing: -0.02em;
}
.prose-chunk.prose-muted {
  color: var(--color-text-light);
  font-weight: 400;
}
.prose-sep {
  color: var(--color-text-light);
  font-weight: 400;
  user-select: none;
}
@media (min-width: 768px) {
  .prose-flow .prose-chunk,
  .prose-flow > .prose-sep {
    white-space: nowrap;
  }
  .section-intro-has-cta .section-intro-desc.prose-flow,
  .work-hero-lead.prose-flow,
  .hero-context.prose-flow,
  .exp-work-head p.prose-flow,
  .ds-cross-lead.prose-flow {
    max-width: 100%;
  }
  .hero-context.prose-flow {
    max-width: 100%;
  }
}
.section-intro-head {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px 16px;
  margin-top: 12px;
  max-width: 100%;
}
.section-intro-head h2 {
  margin: 0;
}
.section-intro-has-cta {
  max-width: 720px;
}
.section-intro-has-cta .section-intro-desc:not(.prose-flow) {
  max-width: 40rem;
}
@media (min-width: 1024px) {
  .section-intro-has-cta .section-intro-desc:not(.prose-flow) {
    max-width: 48rem;
  }
}
/* Experience list */
.experience-list { border-top: 1px solid var(--color-border); }
.exp-item {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  align-items: center;
  padding: 28px 0;
  border-bottom: 1px solid var(--color-border);
  transition: background var(--transition);
  color: inherit;
  text-decoration: none;
}
a.exp-item:hover { background: #fafafa; margin: 0 -24px; padding-left: 24px; padding-right: 24px; }
.exp-item.is-active { background: #fafafa; margin: 0 -24px; padding-left: 24px; padding-right: 24px; }
.exp-item-meta {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 10px;
  flex-shrink: 0;
}
.exp-item-go {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border: 1px solid var(--color-border);
  border-radius: 50%;
  background: #fff;
  color: #9ca3af;
  box-shadow: 0 1px 2px rgba(26, 26, 26, 0.04);
  transition: color var(--transition), border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}
.exp-item-go::after {
  content: '';
  display: block;
  width: 6px;
  height: 6px;
  border-top: 1.5px solid currentColor;
  border-right: 1.5px solid currentColor;
  transform: rotate(45deg);
  margin-right: 1px;
}
a.exp-item:hover .exp-item-go {
  color: var(--color-primary);
  border-color: #c5cdd8;
  box-shadow: 0 2px 6px rgba(26, 26, 26, 0.06);
  transform: translateX(2px);
}
a.exp-item:hover h3 {
  color: var(--color-primary);
}
.exp-item h3 { font-size: 1.0625rem; font-weight: 600; margin-bottom: 8px; }
.exp-item p { font-size: 0.875rem; margin: 0; line-height: 1.65; max-width: 720px; }
.exp-project-list {
  list-style: none;
  margin: 0;
  padding: 0;
  max-width: 720px;
}
.exp-project-list > li {
  position: relative;
  padding: 14px 0 14px 16px;
  border-bottom: 1px solid var(--color-border);
}
.exp-project-list > li:last-child { border-bottom: none; padding-bottom: 0; }
.exp-project-list > li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 1.35em;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--color-accent);
}
.exp-project-name {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text);
}
.exp-project-type {
  display: inline;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-text-light);
}
.exp-project-type::before {
  content: ' · ';
  color: var(--color-text-muted);
}
.exp-project-detail {
  margin: 6px 0 0;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  line-height: 1.55;
}
.exp-project-detail em {
  font-style: normal;
  font-weight: 600;
  color: var(--color-text);
}
.exp-award-note {
  margin: 14px 0 0;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-text-light);
}

/* Home — experience era cards */
.home-era-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.home-era-card {
  display: flex;
  flex-direction: column;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  color: inherit;
  text-decoration: none;
  transition: transform var(--transition), box-shadow var(--transition);
}
.home-era-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-medium);
}
.home-era-card.is-highlight {
  border-color: rgba(74, 144, 226, 0.35);
}
.home-era-thumb {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: #eef1f5;
}
.home-era-thumb .work-frame {
  border-radius: 0;
  min-height: 100%;
  height: 100%;
  aspect-ratio: unset;
}
.home-era-thumb .work-frame img {
  object-fit: cover;
  object-position: top center;
}
.home-era-body {
  padding: 18px 20px 20px;
}
.home-era-period {
  display: inline-block;
  font-size: 0.6875rem;
  font-weight: 600;
  color: var(--color-text-light);
  letter-spacing: 0.02em;
  margin-bottom: 6px;
}
.home-era-body h3 {
  font-size: 1rem;
  font-weight: 600;
  margin: 0 0 6px;
  letter-spacing: -0.02em;
}
.home-era-body p {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin: 0;
  line-height: 1.45;
}
.exp-period {
  font-size: clamp(1.125rem, 2vw, 1.5rem);
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: -0.02em;
  white-space: nowrap;
}
.exp-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.exp-tag {
  font-size: 0.75rem;
  padding: 4px 10px;
  border-radius: 100px;
  background: #f0f0f0;
  color: var(--color-text-muted);
}

/* Hero editorial */
.hero-editorial .hero-grid { grid-template-columns: 1.15fr 0.85fr; gap: 48px; }
.hero-aside {
  padding-top: 48px;
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.75;
  max-width: 280px;
  margin-left: auto;
}
.hero-aside strong { display: block; color: var(--color-primary); font-weight: 600; margin-bottom: 8px; }

/* Metric strip */
.metric-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  padding: 32px 0 0;
  border-top: 1px solid var(--color-border);
  margin-top: 48px;
}
.metric-item strong {
  display: block;
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--color-primary);
  margin-bottom: 4px;
}
.metric-item span { font-size: 0.8125rem; color: var(--color-text-muted); }

/* Cleaner project cards */
.project-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-subtle); }
.project-card-image::after { display: none; }
.project-card-body { border-top: none; }

.page-hero { border-bottom: none; padding-bottom: 48px; }
.page-hero:has(.page-back-nav) { padding-top: 40px; }

/* Footer CTA bar */
.footer-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 40px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  margin-bottom: 32px;
}
.footer-cta h2 { color: white; font-size: clamp(1.5rem, 3vw, 2rem); margin: 0; }
.footer-cta p { color: rgba(255,255,255,0.6); margin: 8px 0 0; font-size: 0.875rem; }
.btn-footer {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 22px;
  background: #2a2a2a;
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 100px;
  color: white;
  font-size: 0.875rem;
  font-weight: 600;
}
.btn-footer:hover { background: #3a3a3a; color: white; }

/* Back to top — floating */
/* Case study — 다음 프로젝트 (우하단 고정) */
.case-next-nav {
  position: fixed;
  right: 24px;
  bottom: 28px;
  z-index: 89;
}
.case-next-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 22px 14px 18px;
  background: #fff;
  border: 2px solid #c5ced9;
  border-radius: 100px;
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--color-text);
  text-decoration: none;
  box-shadow:
    0 10px 32px rgba(15, 23, 42, 0.14),
    0 2px 8px rgba(15, 23, 42, 0.06);
  transition:
    background var(--transition),
    border-color var(--transition),
    box-shadow var(--transition),
    transform var(--transition);
}
.case-next-link::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-primary);
  flex-shrink: 0;
  box-shadow: 0 0 0 3px rgba(26, 26, 26, 0.08);
}
.case-next-link:hover {
  transform: translateY(-2px);
  box-shadow:
    0 14px 36px rgba(15, 23, 42, 0.18),
    0 4px 12px rgba(15, 23, 42, 0.08);
}
.case-next-link--harmony {
  border-color: #9eb3cc;
  background: linear-gradient(135deg, #fff 0%, #eef3f9 100%);
}
.case-next-link--harmony::before {
  background: #0b132b;
  box-shadow: 0 0 0 3px rgba(11, 19, 43, 0.12);
}
.case-next-link--harmony:hover {
  border-color: #0b132b;
  background: linear-gradient(135deg, #fff 0%, #e3ebf5 100%);
}
.case-next-link--harmony .case-next-arrow {
  color: #0b132b;
}
.case-next-link--insight {
  border-color: #93b8e8;
  background: linear-gradient(135deg, #fff 0%, #edf5ff 100%);
}
.case-next-link--insight::before {
  background: #1e6fd9;
  box-shadow: 0 0 0 3px rgba(30, 111, 217, 0.15);
}
.case-next-link--insight:hover {
  border-color: #1e6fd9;
  background: linear-gradient(135deg, #fff 0%, #dcecff 100%);
}
.case-next-link--insight .case-next-arrow {
  color: #1e6fd9;
}
.case-next-link--service-portal {
  border-color: #a8a0d8;
  background: linear-gradient(135deg, #fff 0%, #f3f1fb 100%);
}
.case-next-link--service-portal::before {
  background: #5b4fc4;
  box-shadow: 0 0 0 3px rgba(91, 79, 196, 0.15);
}
.case-next-link--service-portal:hover {
  border-color: #5b4fc4;
  background: linear-gradient(135deg, #fff 0%, #ebe8f8 100%);
}
.case-next-link--service-portal .case-next-arrow {
  color: #5b4fc4;
}
.case-next-title {
  white-space: nowrap;
}
.case-next-arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  font-size: 0.9375rem;
  line-height: 1;
  background: rgba(255, 255, 255, 0.85);
  color: var(--color-text-muted);
  transition: transform var(--transition), color var(--transition), background var(--transition);
}
.case-next-link:hover .case-next-arrow {
  transform: translateX(2px);
  background: #fff;
}
body:has(.case-next-nav) .scroll-top {
  bottom: 92px;
}

.scroll-top {
  position: fixed;
  right: 24px;
  bottom: 28px;
  z-index: 90;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 12px 18px;
  font-size: 0.8125rem;
  font-weight: 600;
  font-family: var(--font-sans);
  color: var(--color-primary);
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(8px);
  border: 1px solid var(--color-border);
  border-radius: 100px;
  box-shadow: var(--shadow-medium);
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(10px);
  transition: opacity var(--transition), transform var(--transition), visibility var(--transition), border-color var(--transition);
}
.scroll-top.is-visible {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0);
}
.scroll-top:hover {
  border-color: #c5ced9;
  box-shadow: var(--shadow-card);
}
.scroll-top-icon {
  font-size: 0.9375rem;
  line-height: 1;
}

.archive-section-title {
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--color-text-light);
  margin-bottom: 20px;
  padding-top: 8px;
}
.archive-intro {
  max-width: 680px;
  margin-bottom: 48px;
  font-size: 0.9375rem;
  line-height: 1.75;
}

/* Hero carousel — DataStreams detail */
.hero-carousel-wrap {
  width: 100%;
  background: #111;
  overflow: hidden;
}
.hero-carousel {
  position: relative;
  max-width: calc(var(--max-width) + 80px);
  margin: 0 auto;
}
.hero-carousel-track {
  display: flex;
  transition: transform 0.65s ease;
  will-change: transform;
}
.hero-carousel-slide {
  min-width: 100%;
  flex-shrink: 0;
}
.hero-carousel-slide img {
  width: 100%;
  height: auto;
  max-height: min(72vh, 640px);
  object-fit: contain;
  object-position: center;
  background: #eef1f5;
  display: block;
}
.hero-carousel-dots {
  position: absolute;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
  z-index: 2;
}
.hero-carousel-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  border: none;
  background: rgba(255,255,255,0.45);
  cursor: pointer;
  padding: 0;
}
.hero-carousel-dot.is-active { background: #fff; }

/* Case study — 프로젝트 개요 산출물 (editorial / global) */
.case-overview-block {
  margin-bottom: 56px;
}
.case-overview-intro {
  max-width: 640px;
  margin-bottom: 28px;
}
.case-overview-intro h2 {
  margin-bottom: 10px;
  font-size: 1.125rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--color-text);
}
.case-overview-intro p {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--color-text-muted);
  letter-spacing: -0.01em;
}
.case-deliverables-carousel {
  position: relative;
  margin-top: 4px;
}
.case-deliverables-chrome {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr) 48px;
  align-items: center;
  gap: 12px;
  max-width: 1080px;
  margin-inline: auto;
}
.case-deliverables-viewport {
  position: relative;
  overflow: hidden;
  background: transparent;
  border: none;
  border-radius: 0;
  min-width: 0;
  width: 100%;
  container-type: inline-size;
  container-name: case-carousel;
}
.case-deliverables-track {
  display: flex;
  transition: transform 0.55s cubic-bezier(0.4, 0, 0.2, 1);
  will-change: transform;
  counter-reset: case-slide;
}
.case-deliverables-slide {
  counter-increment: case-slide;
  flex: 0 0 100cqw;
  width: 100cqw;
  min-width: 100cqw;
  max-width: 100cqw;
  display: flex;
  flex-direction: column;
  padding: 36px 48px 0;
  box-sizing: border-box;
}
.case-deliverables-frame {
  margin: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: min(68vh, 600px);
  background: transparent;
}
.case-deliverables-frame img,
.case-deliverables-img {
  display: block;
  width: auto;
  max-width: min(100%, 1920px);
  height: auto;
  max-height: min(72vh, 720px);
  margin-inline: auto;
  object-fit: contain;
  object-position: center;
}
.case-deliverables-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 16px 2px 8px;
  margin-top: 0;
  border-top: none;
}
.case-deliverables-caption {
  margin: 0;
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--color-text);
  line-height: 1.4;
}
.case-deliverables-index::before {
  content: counter(case-slide, decimal-leading-zero);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  color: var(--color-text-light);
  font-variant-numeric: tabular-nums;
}
.case-deliverables-empty,
.case-deliverables-empty-msg {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  text-align: center;
}
/* Large slider nav — circle chevron (case study + home showcase) */
.case-deliverables-nav,
.project-showcase-nav {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border: 1px solid var(--color-border);
  border-radius: 50%;
  background: #fff;
  color: #6b7280;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  box-shadow: 0 1px 3px rgba(26, 26, 26, 0.06);
  transition: color var(--transition), border-color var(--transition), background var(--transition), box-shadow var(--transition);
}
.case-deliverables-nav span,
.project-showcase-nav span {
  display: block;
  width: 8px;
  height: 8px;
  border-top: 1.5px solid currentColor;
  border-right: 1.5px solid currentColor;
}
.case-deliverables-prev span,
.project-showcase-prev span {
  transform: rotate(-135deg);
  margin-left: 2px;
}
.case-deliverables-next span,
.project-showcase-next span {
  transform: rotate(45deg);
  margin-right: 2px;
}
.case-deliverables-nav:hover,
.project-showcase-nav:hover {
  color: var(--color-primary);
  border-color: #c5cdd8;
  background: #fff;
  box-shadow: 0 2px 8px rgba(26, 26, 26, 0.08);
}
.case-deliverables-nav:focus-visible,
.project-showcase-nav:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}
.case-deliverables-footer {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  max-width: 1080px;
  margin: 20px auto 0;
  padding: 0 56px;
  min-height: 28px;
}
.case-deliverables-dots {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}
.case-deliverables-dot {
  width: 24px;
  height: 2px;
  border-radius: 1px;
  border: none;
  background: #dde2e8;
  cursor: pointer;
  padding: 0;
  transition: width var(--transition), background var(--transition);
}
.case-deliverables-dot.is-active {
  width: 40px;
  background: var(--color-primary);
}
.case-deliverables-counter {
  position: absolute;
  right: 56px;
  top: 50%;
  transform: translateY(-50%);
  margin: 0;
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  color: var(--color-text-light);
  font-variant-numeric: tabular-nums;
}
.case-deliverables-counter-sep {
  margin: 0 0.35em;
  opacity: 0.5;
}
@media (prefers-reduced-motion: reduce) {
  .case-deliverables-track {
    transition: none;
  }
}

/* Home — project showcase slider */
.project-showcase {
  margin-top: 8px;
  position: relative;
}
.project-showcase-chrome {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr) 48px;
  align-items: center;
  gap: 12px;
  max-width: calc(1024px + 48px * 2 + 24px);
  margin-inline: auto;
}
.project-showcase-viewport {
  overflow: hidden;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: #eef1f5;
  min-width: 0;
  width: 100%;
  container-type: inline-size;
  container-name: project-showcase;
}
.project-showcase-track {
  display: flex;
  transition: transform 0.7s ease;
  will-change: transform;
}
.project-showcase-slide {
  flex: 0 0 100cqw;
  width: 100cqw;
  min-width: 100cqw;
  max-width: 100cqw;
  display: flex;
  flex-direction: column;
}
.project-showcase-media-wrap {
  position: relative;
  width: 100%;
}
.project-showcase-cta {
  position: absolute;
  right: 24px;
  bottom: 24px;
  z-index: 3;
  display: inline-flex;
  align-items: center;
  padding: 10px 16px;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--color-primary);
  text-decoration: none;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(26, 26, 26, 0.1);
  border-radius: 100px;
  box-shadow: 0 2px 10px rgba(26, 26, 26, 0.08);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: background var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.project-showcase-cta:hover {
  color: var(--color-primary);
  background: #fff;
  border-color: rgba(26, 26, 26, 0.16);
  box-shadow: 0 4px 14px rgba(26, 26, 26, 0.12);
}
.project-showcase-media {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  aspect-ratio: 4 / 3;
  min-height: 320px;
  max-height: min(72vh, 640px);
  overflow: hidden;
  background: #f0f2f5;
  color: inherit;
  text-decoration: none;
}
.project-showcase-media .work-frame,
.project-showcase-media .work-frame.work-frame-sharp {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  min-height: 0;
  margin: 0;
  aspect-ratio: unset;
  border-radius: 0;
  background: transparent;
}
.project-showcase-media .work-frame img,
.project-showcase-media .work-frame.work-frame-sharp img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  max-height: 100%;
  margin: 0 auto;
  object-fit: contain;
  object-position: center center;
  image-rendering: auto;
  transition: transform 0.6s ease;
}
.project-showcase-slide:hover .project-showcase-media img {
  transform: none;
}
.work-frame-sharp {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  min-height: 0;
  aspect-ratio: unset;
  background: #f0f2f5;
}
.work-frame-sharp img {
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: contain;
  object-position: center center;
}
.project-grid.featured .project-card-image {
  aspect-ratio: 1024 / 762;
  background: #f0f2f5;
}
.project-grid.featured .project-card-image .work-frame {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  min-height: 0;
  background: #f0f2f5;
}
.project-grid.featured .project-card-image .work-frame img {
  object-fit: contain;
  object-position: center;
}
.project-showcase-body {
  padding: 22px 28px 26px;
  background: var(--color-bg);
  border-top: none;
}
.project-showcase-body-inner h3 {
  margin: 0 0 4px;
  font-size: 1.125rem;
  letter-spacing: -0.02em;
}
.project-showcase-body-inner .project-subtitle {
  margin: 0;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-muted);
  line-height: 1.4;
}
.project-showcase-body-inner .project-desc {
  margin: 3px 0 0;
  max-width: 640px;
  font-size: 0.8125rem;
  font-weight: 400;
  color: var(--color-text-light);
  line-height: 1.45;
}
.project-showcase-body-inner .card-tags {
  margin-top: 12px;
  margin-bottom: 0;
}
.project-showcase-dots {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 16px;
}
.project-showcase-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  border: none;
  background: #d0d5dc;
  cursor: pointer;
  padding: 0;
  transition: background var(--transition), transform var(--transition);
}
.project-showcase-dot.is-active {
  background: var(--color-accent);
  transform: scale(1.15);
}

/* Home — design archive preview (gallery-card frames) */
.home-archive-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  align-items: stretch;
}
.home-archive-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  min-height: 300px;
  text-decoration: none;
  color: inherit;
}
.home-archive-card .archive-gallery-card-media {
  flex: 1 1 auto;
  display: flex;
  flex-direction: column;
  min-height: 0;
}
.home-archive-card .archive-gallery-card-stage {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding: 16px;
}
.home-archive-card-foot {
  flex: 0 0 auto;
  margin-top: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 18px 16px;
  border-top: none;
  background: #fff;
}
.home-archive-card-title {
  margin: 0;
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.35;
  color: var(--color-text);
}
.home-archive-card-arrow {
  flex-shrink: 0;
  font-size: 1.125rem;
  line-height: 1;
  color: var(--color-text-muted);
  transition: transform var(--transition), color var(--transition);
}
.home-archive-card:hover .home-archive-card-title {
  color: var(--color-primary);
}
.home-archive-card:hover .home-archive-card-arrow {
  color: var(--color-primary);
  transform: translateX(4px);
}
.home-archive-card .archive-gallery-card-media,
.home-archive-card .archive-gallery-card-stage {
  background: #fff;
}
.home-archive-card .archive-gallery-frame {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 176px;
  margin: 0;
  padding: 16px;
  overflow: hidden;
  box-sizing: border-box;
  background: #fff;
  border: none;
  border-radius: 0;
}
.home-archive-card .archive-gallery-frame img {
  display: block;
  max-width: 100%;
  max-height: 152px;
  width: auto;
  height: auto;
  object-fit: contain;
}

.iruda-core-section {
  padding: 48px 0 56px;
  scroll-margin-top: 112px;
}
.iruda-core-block.case-overview-block {
  margin-bottom: 0;
}
.iruda-core-intro.section-intro {
  margin-bottom: 0;
}
.iruda-core-intro .section-intro-desc {
  max-width: 640px;
}
#ds-all-projects { scroll-margin-top: 112px; }

/* DataStreams project blocks */
.ds-intro { padding: 48px 0 24px; max-width: 760px; }
.ds-intro h1 { margin-top: 12px; }
.ds-project-list { display: flex; flex-direction: column; }
.ds-project {
  padding: 36px 0;
  border-top: none;
  border-bottom: none;
}
.ds-project-list-featured > .ds-project {
  border-bottom: 1px solid var(--color-border);
}
.ds-project[id] {
  scroll-margin-top: 112px;
}
.ds-project:target {
  outline: none;
}
.ds-project:target .ds-project-head h3,
.ds-compact-card:target h3 {
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-underline-offset: 4px;
}

/* 데이터스트림즈 — 투입 프로젝트 */
.ds-projects-section.case-section {
  margin-top: 56px;
  padding-top: 48px;
  border-top: 1px solid var(--color-border);
}
.ds-projects-lead {
  margin: 0 0 32px;
  max-width: 640px;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--color-text-muted);
  letter-spacing: -0.01em;
}
.ds-projects-section.section-muted,
.ds-projects-section .ds-compact-gallery-wrap {
  background: #fff;
}

/* 저해상도 프로젝트 — 3열 컴팩트 갤러리 */
.ds-compact-gallery-wrap {
  margin-top: 56px;
  padding-top: 48px;
  border-top: 1px solid var(--color-border);
  background: #fff;
}
.ds-compact-gallery-title {
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin: 0 0 6px;
}
.ds-compact-gallery-lead {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin: 0 0 24px;
  max-width: 560px;
}
.ds-compact-gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px 20px;
}
.ds-compact-card {
  display: flex;
  flex-direction: column;
  min-width: 0;
}
.ds-compact-card[id] {
  scroll-margin-top: 112px;
}
.ds-compact-card-thumb {
  margin: 0 0 12px;
  aspect-ratio: 4 / 3;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 10px;
  box-sizing: border-box;
}
.ds-compact-card-thumb img {
  display: block;
  width: auto;
  height: auto;
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  object-position: center;
}
.ds-compact-empty {
  font-size: 0.75rem;
  color: var(--color-text-light);
}
.ds-compact-card-body h3 {
  font-size: 0.9375rem;
  font-weight: 600;
  margin: 0 0 4px;
  letter-spacing: -0.02em;
}
.ds-compact-card-sub {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin: 0 0 6px;
}
.ds-compact-card-desc {
  font-size: 0.8125rem;
  line-height: 1.55;
  color: var(--color-text);
  margin: 0 0 10px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.ds-compact-card-body .exp-tags {
  flex-wrap: wrap;
  gap: 6px;
}
.ds-compact-card-body .exp-tag {
  font-size: 0.6875rem;
  padding: 3px 8px;
}
.ds-project-head h3 { font-size: 1.125rem; margin-bottom: 4px; }
.ds-project-sub {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin-bottom: 10px;
}
.ds-project-desc {
  font-size: 0.875rem;
  line-height: 1.7;
  max-width: 720px;
  margin-bottom: 20px;
}
.ds-project-grid {
  display: flex;
  flex-direction: column;
  gap: 20px;
  align-items: stretch;
}
.ds-project-thumb {
  margin: 0;
  max-width: 100%;
}
.ds-project-thumb img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  border: none;
  border-radius: var(--radius-md);
  box-shadow: none;
}
/* 카드/프레임 — 외곽선 1개만 (이미지·figure에 추가 테두리 없음) */
.project-card-image .work-frame,
.archive-gallery-frame,
.case-deliverables-frame,
.ds-project-thumb,
.ds-compact-card-thumb {
  border: none;
  box-shadow: none;
}
.archive-gallery-frame img,
.case-deliverables-frame img,
.case-deliverables-img,
.ds-compact-card-thumb img {
  border: none;
  box-shadow: none;
}
.ds-project-empty {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 120px;
  background: #f5f5f5;
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-md);
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}
.ds-project-thumb figcaption {
  display: block;
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-top: 8px;
  text-align: left;
  line-height: 1.4;
}

/* Experience hub page */
.exp-hub-card { min-height: 0; }
.exp-hub-hero { padding: 56px 0 40px; }
.exp-hub-split { margin-bottom: 40px; }
.exp-hub-split h1 { margin-top: 12px; }
.exp-hub-list { margin-bottom: 32px; }
.exp-item-hub {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  align-items: start;
  padding: 28px 0;
  border-bottom: 1px solid var(--color-border);
  transition: background var(--transition);
}
.exp-item-hub.is-highlight { background: #fafafa; margin: 0 -24px; padding: 28px 24px; }
.exp-item-hub:hover { background: #fafafa; margin: 0 -24px; padding: 28px 24px; }
.exp-item-anchor {
  display: block;
  color: inherit;
  text-decoration: none;
}
.exp-item-anchor:hover h3 { color: var(--color-accent); }
.exp-tag-link {
  text-decoration: none;
  transition: background var(--transition), color var(--transition);
}
.exp-tag-link:hover {
  background: var(--color-primary);
  color: #fff;
}
.exp-period {
  font-size: clamp(1.125rem, 2vw, 1.5rem);
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: -0.02em;
  white-space: nowrap;
  text-decoration: none;
}
.exp-period:hover { opacity: 0.75; }

.era-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-top: 8px;
  border-top: 1px solid var(--color-border);
}
.era-tab {
  padding: 8px 16px;
  font-size: 0.8125rem;
  font-weight: 500;
  border: 1px solid var(--color-border);
  border-radius: 100px;
  background: #fff;
  color: var(--color-text-muted);
  cursor: pointer;
  transition: all var(--transition);
  font-family: inherit;
}
.era-tab:hover { border-color: var(--color-primary); color: var(--color-primary); }
.era-tab.is-active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}

/* Work gallery — career / category filters */
.work-gallery-shell { margin-top: 8px; }
.work-mode-tabs {
  position: sticky;
  top: calc(88px + var(--work-tabs-bar-height, 76px));
  z-index: 94;
  display: inline-flex;
  gap: 8px;
  margin-bottom: 20px;
  padding: 4px;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-radius: 100px;
  border: 1px solid rgba(226, 232, 240, 0.75);
  box-shadow: 0 2px 12px rgba(26, 26, 26, 0.04);
}
.work-mode-tab {
  padding: 10px 20px;
  font-size: 0.8125rem;
  font-weight: 600;
  font-family: var(--font-sans);
  border: none;
  border-radius: 100px;
  background: transparent;
  color: var(--color-text-muted);
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
}
.work-mode-tab.is-active {
  background: #fff;
  color: var(--color-primary);
  box-shadow: var(--shadow-subtle);
}
.work-filter-panel { margin-bottom: 20px; }
.work-filter-panel[hidden] { display: none; }
.work-filter-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}
.work-filter-tab {
  padding: 8px 14px;
  font-size: 0.75rem;
  font-weight: 500;
  font-family: var(--font-sans);
  border: 1px solid var(--color-border);
  border-radius: 100px;
  background: #fff;
  color: var(--color-text-muted);
  cursor: pointer;
  transition: all var(--transition);
  text-align: left;
  line-height: 1.35;
}
.work-filter-tab:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}
.work-filter-tab.is-active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}
.work-gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 28px;
}
.work-gallery-item[hidden],
.work-gallery-grid.is-collapsed .work-gallery-item.is-folded {
  display: none;
}
.work-gallery-more-wrap {
  display: flex;
  justify-content: center;
  margin-top: 28px;
  padding-bottom: 8px;
  background: #fff;
}
.work-gallery-more-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  font-size: 0.875rem;
  font-weight: 600;
  font-family: var(--font-sans);
  border-radius: 100px;
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  color: var(--color-text);
  cursor: pointer;
  box-shadow: 0 1px 2px rgba(26, 26, 26, 0.04);
  transition:
    border-color var(--transition),
    background var(--transition),
    color var(--transition),
    box-shadow var(--transition),
    transform var(--transition);
}
.work-gallery-more-btn:hover {
  border-color: var(--color-primary);
  background: var(--color-primary);
  color: #fff;
  box-shadow: 0 4px 14px rgba(26, 26, 26, 0.12);
  transform: translateY(-1px);
}
.work-gallery-more-meta {
  font-weight: 500;
  color: var(--color-text-muted);
}
.work-gallery-more-btn:hover .work-gallery-more-meta {
  color: rgba(255, 255, 255, 0.85);
}
.work-gallery-more-arrow {
  font-size: 1rem;
  line-height: 1;
  opacity: 0.7;
}

/* Design archive — project-card style frames */
.archive-gallery-card {
  display: flex;
  flex-direction: column;
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  background: #fff;
  transition: transform var(--transition), box-shadow var(--transition);
}
.archive-gallery-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-medium);
}
.archive-gallery-card-media,
.archive-gallery-card-stage {
  background: #fff;
}
.archive-gallery-card-stage {
  padding: 18px;
}
.archive-gallery-card-meta {
  display: flex;
  align-items: center;
  gap: 8px 12px;
  margin-bottom: 14px;
  min-width: 0;
}
.archive-gallery-card-accent {
  width: 22px;
  height: 3px;
  background: var(--color-accent);
  border-radius: 2px;
  flex-shrink: 0;
}
.archive-gallery-card-kicker {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-text);
  flex-shrink: 0;
  letter-spacing: -0.02em;
}
.archive-gallery-card-note {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  min-width: 0;
}
.archive-gallery-frame {
  margin: 0;
  padding: 16px 16px 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 168px;
  background: #fff;
  border-radius: 0;
  border: none;
}
.archive-gallery-frame img {
  display: block;
  max-width: 100%;
  max-height: 220px;
  width: auto;
  height: auto;
  object-fit: contain;
  border-radius: var(--radius-sm);
  background: transparent;
}
.archive-gallery-empty {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 168px;
  padding: 24px;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  text-align: center;
  border-radius: var(--radius-md);
  background: #fff;
  border: 1px solid var(--color-border);
}
.work-cap-client {
  display: block;
  font-weight: 600;
  color: var(--color-text);
}
.work-cap-desc {
  display: block;
  margin-top: 2px;
  color: var(--color-text-muted);
}
.work-frame.has-caption {
  display: flex;
  flex-direction: column;
  height: 100%;
}
.work-frame.has-caption img {
  flex: 1 1 auto;
  min-height: 0;
}
.work-frame.has-caption .work-cap {
  margin-top: 8px;
  font-size: 0.75rem;
  color: var(--color-text-muted);
  line-height: 1.4;
}
.work-gallery-empty-msg {
  margin-top: 24px;
  font-size: 0.875rem;
  color: var(--color-text-muted);
  text-align: center;
}
.work-gallery-empty {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 120px;
  padding: 16px;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

.exp-work-zone {
  scroll-margin-top: 100px;
  transition: opacity 0.35s ease;
}
.exp-work-zone.is-dimmed { opacity: 0.35; pointer-events: none; }
.exp-work-head {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px 24px;
  align-items: end;
  margin-bottom: 32px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--color-border);
}
.exp-work-head h2 { margin: 4px 0 0; font-size: clamp(1.375rem, 2.5vw, 1.75rem); }
.exp-work-head p {
  grid-column: 1;
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin: 0;
  max-width: 560px;
  line-height: 1.55;
  text-wrap: pretty;
}
@media (min-width: 768px) {
  .exp-work-head p.prose-flow {
    max-width: 100%;
  }
}
.exp-work-head p + p {
  margin-top: 6px;
}
.exp-work-head .project-link { grid-column: 2; grid-row: 1 / span 2; align-self: center; white-space: nowrap; }

.exp-thumb-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 8px;
}
.exp-thumb {
  display: block;
  color: inherit;
  text-decoration: none;
  transition: transform var(--transition);
}
.exp-thumb:hover { transform: translateY(-2px); }
.exp-thumb span {
  display: block;
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-top: 8px;
  text-align: center;
}
.exp-thumb .work-frame {
  aspect-ratio: unset;
  min-height: unset;
  padding: 0;
  background: transparent;
  border: none;
}
.exp-thumb .work-frame img {
  width: 100%;
  height: auto;
  max-height: none;
  object-fit: contain;
  display: block;
  border-radius: var(--radius-md);
}

/* Work — unified page */
.work-hero-card {
  margin-top: 0;
  padding-top: 0;
  border-top: none;
}
#work-handok {
  margin-top: 0;
  padding-top: 0;
  border-top: none;
}
.work-ds-scope {
  margin-top: 48px;
  padding-top: 40px;
  border-top: 1px solid var(--color-border);
}
.work-ds-scope-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px 24px;
  margin-bottom: 20px;
}
.work-ds-scope-lead {
  margin: 0;
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--color-text-muted);
}
.work-ds-scope-grid {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 14px 12px;
}
.work-ds-scope-item {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 0;
}
.work-ds-scope-thumb {
  margin: 0;
  aspect-ratio: 4 / 3;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 8px;
  box-sizing: border-box;
}
.work-ds-scope-thumb img {
  display: block;
  width: auto;
  height: auto;
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  object-position: center;
}
.work-ds-scope-empty {
  font-size: 0.6875rem;
  color: var(--color-text-light);
}
.work-ds-scope-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  text-align: center;
  line-height: 1.3;
  color: var(--color-text);
}
.work-ds-scope-cta {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  white-space: nowrap;
}

#work-datastreams,
#work-gallery,
#work-archive {
  scroll-margin-top: 168px;
}
.work-hero-card > section {
  padding: 72px 0 48px;
}
.work-hero-card + .content-card > section {
  padding-top: 28px;
}
.work-hero-inner {
  padding-top: 4px;
  padding-bottom: 0;
}
.work-hero-inner > .pill-badge {
  display: inline-block;
  margin-bottom: 0;
}
.work-hero-stack {
  margin: 6px 0 0;
}
.work-hero-stack h1 {
  margin: 0;
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  letter-spacing: -0.02em;
}
.work-hero-lead {
  margin: 10px 0 0;
  max-width: 42rem;
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.55;
  text-wrap: pretty;
}
@media (min-width: 768px) {
  .work-hero-lead.prose-flow {
    max-width: 100%;
  }
}
.work-section-tabs-bar {
  --work-tabs-bar-height: 76px;
  position: sticky;
  top: 88px;
  z-index: 95;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-bottom: none;
  padding: 12px 0;
  margin-bottom: 0;
  isolation: isolate;
}
.exp-work-head .pill-badge {
  margin-bottom: 0;
}
.work-section-tabs-bar .container {
  padding-top: 0;
  padding-bottom: 0;
}
.work-section-tabs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 4px;
  margin: 0;
  padding: 5px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: #eef0f3;
}
.work-section-tab {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  min-height: 68px;
  padding: 12px 10px;
  border: none;
  border-radius: calc(var(--radius-lg) - 4px);
  background: transparent;
  color: var(--color-text-muted);
  font-family: inherit;
  cursor: pointer;
  transition:
    background var(--transition),
    color var(--transition),
    box-shadow var(--transition);
}
.work-section-tab:hover {
  color: var(--color-text);
}
.work-section-tab.is-active {
  background: var(--color-bg);
  color: var(--color-text);
  box-shadow: 0 2px 10px rgba(26, 26, 26, 0.1);
}
.work-section-tab:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}
.work-section-tab-label {
  font-size: 0.9375rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}
.work-section-tab-meta {
  font-size: 0.6875rem;
  font-weight: 500;
  opacity: 0.75;
}
.work-section-tab.is-active .work-section-tab-meta {
  color: var(--color-primary);
  opacity: 1;
}
.work-archive-section {
  padding-bottom: 8px;
}
.work-archive-details {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-bg);
}
.work-archive-summary {
  list-style: none;
  cursor: pointer;
  padding: 28px 32px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px 24px;
  align-items: start;
}
.work-archive-summary::-webkit-details-marker { display: none; }
.work-archive-summary .pill-badge { grid-column: 1; }
.work-archive-summary h2 {
  grid-column: 1;
  margin: 8px 0 0;
  font-size: clamp(1.25rem, 2vw, 1.5rem);
}
.work-archive-summary p {
  grid-column: 1;
  margin: 0;
  font-size: 0.875rem;
  color: var(--color-text-muted);
  max-width: 640px;
}
.work-archive-toggle {
  grid-column: 2;
  grid-row: 1 / span 3;
  align-self: center;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-primary);
  white-space: nowrap;
}
.work-archive-toggle::after { content: '펼치기'; }
.work-archive-details[open] .work-archive-toggle::after { content: '접기'; }
.work-archive-body {
  padding: 0 32px 32px;
  border-top: 1px solid var(--color-border);
}
.work-archive-body .archive-grid {
  padding-top: 28px;
}

/* Contact modal */
.contact-modal {
  position: fixed;
  inset: 0;
  z-index: 500;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.contact-modal[hidden] {
  display: none !important;
}
.contact-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.45);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}
.contact-modal-dialog {
  position: relative;
  z-index: 1;
  width: min(100%, 440px);
  max-height: min(92vh, 720px);
  overflow-y: auto;
  padding: 28px 24px 24px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  box-shadow: 0 24px 48px rgba(15, 23, 42, 0.18);
}
.contact-modal-close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 36px;
  height: 36px;
  border: none;
  border-radius: 50%;
  background: transparent;
  font-size: 1.5rem;
  line-height: 1;
  color: var(--color-text-muted);
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
}
.contact-modal-close:hover {
  background: #f0f1f3;
  color: var(--color-text);
}
.contact-modal-title {
  margin: 0 36px 8px 0;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
}
.contact-modal-lead {
  margin: 0 0 20px;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  line-height: 1.55;
}
.contact-modal-lead strong {
  font-weight: 600;
  color: var(--color-text);
}
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.contact-field label {
  display: block;
  margin-bottom: 6px;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-text);
}
.contact-required {
  color: var(--color-accent);
  font-weight: 700;
}
.contact-field input,
.contact-field textarea {
  width: 100%;
  padding: 10px 12px;
  font-family: inherit;
  font-size: 0.9375rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: #fff;
  color: var(--color-text);
  transition: border-color var(--transition), box-shadow var(--transition);
  box-sizing: border-box;
}
.contact-field input:focus,
.contact-field textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(47, 122, 229, 0.12);
}
.contact-field textarea {
  resize: vertical;
  min-height: 120px;
}
.contact-field-hp {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
  opacity: 0;
  pointer-events: none;
}
.contact-form-status {
  min-height: 1.25em;
  margin: 0;
  font-size: 0.8125rem;
  line-height: 1.5;
}
.contact-form-status.is-error {
  color: #c0392b;
}
.contact-form-status.is-success {
  color: #0d9488;
}
.contact-form-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 16px;
  margin-top: 4px;
}
.contact-submit {
  min-width: 120px;
  justify-content: center;
  text-align: center;
}
.contact-mailto-fallback {
  font-size: 0.8125rem;
}
.footer-contact-btn {
  display: inline-block;
  margin-bottom: 8px;
  padding: 0;
  font-family: inherit;
  font-size: inherit;
  font-weight: 500;
  color: var(--color-primary);
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  text-decoration: underline;
  text-underline-offset: 3px;
}
.footer-contact-btn:hover {
  color: var(--color-accent);
}
.contact-form.is-sending .contact-submit {
  opacity: 0.65;
  pointer-events: none;
}