/* ============================================================
   James Chen — Project Detail Page Styles
   Shared across all works/*.html pages
   ============================================================ */

:root {
  --c-bg: oklch(0.97 0.008 75);
  --c-bg-alt: oklch(0.94 0.012 70);
  --c-surface: oklch(0.99 0.004 80);
  --c-text: oklch(0.18 0.02 60);
  --c-text-muted: oklch(0.48 0.02 60);
  --c-accent: oklch(0.52 0.14 24);
  --c-accent-light: oklch(0.88 0.06 24);
  --c-border: oklch(0.88 0.01 70);

  --f-display: 'Playfair Display', Georgia, serif;
  --f-body: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --f-mono: 'DM Mono', 'Menlo', monospace;

  --space-xs: clamp(0.25rem, 0.5vw, 0.5rem);
  --space-sm: clamp(0.5rem, 1vw, 1rem);
  --space-md: clamp(1rem, 2vw, 2rem);
  --space-lg: clamp(2rem, 4vw, 4rem);
  --space-xl: clamp(3rem, 6vw, 6rem);
  --space-2xl: clamp(5rem, 10vw, 10rem);

  --nav-h: 56px;
  --radius: 6px;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-out-expo: cubic-bezier(0.19, 1, 0.22, 1);
}

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

html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }

body {
  font-family: var(--f-body);
  font-weight: 400;
  line-height: 1.7;
  color: var(--c-text);
  background: var(--c-bg);
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
button { cursor: pointer; border: none; background: none; font: inherit; color: inherit; }
ul { list-style: none; }
em { font-family: var(--f-display); font-style: italic; }

::selection { background: var(--c-accent); color: var(--c-surface); }

/* --- Top Nav --- */
.detail-topnav {
  position: sticky;
  top: 0;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: 0 var(--space-lg);
  background: oklch(0.97 0.008 75 / 0.9);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--c-border);
  z-index: 100;
}

.detail-back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--c-text-muted);
  transition: color 0.3s;
}

.detail-back:hover { color: var(--c-text); }

.detail-topnav-title {
  font-family: var(--f-mono);
  font-size: 0.78rem;
  color: var(--c-text-muted);
  letter-spacing: 0.04em;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* --- Layout --- */
.detail-layout {
  display: grid;
  grid-template-columns: 200px 1fr;
  min-height: calc(100vh - var(--nav-h));
}

.detail-sidebar {
  padding: var(--space-lg) var(--space-md);
  border-right: 1px solid var(--c-border);
  position: sticky;
  top: var(--nav-h);
  height: calc(100vh - var(--nav-h));
  overflow-y: auto;
  align-self: start;
}

.detail-toc {
  list-style: none;
  counter-reset: toc;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.detail-toc li { counter-increment: toc; }

.detail-toc a {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--c-text-muted);
  border-radius: var(--radius);
  transition: background 0.2s, color 0.2s;
  line-height: 1.3;
}

.detail-toc a::before {
  content: counter(toc, decimal-leading-zero);
  font-family: var(--f-mono);
  font-size: 0.65rem;
  color: var(--c-border);
  flex-shrink: 0;
  width: 18px;
  transition: color 0.2s;
}

.detail-toc a:hover { background: var(--c-bg-alt); color: var(--c-text); }
.detail-toc a.active { background: var(--c-accent-light); color: var(--c-accent); }
.detail-toc a.active::before { color: var(--c-accent); }

.detail-main { overflow-y: visible; }

/* --- Cover --- */
.detail-cover {
  padding: var(--space-2xl) var(--space-xl);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  position: relative;
  min-height: 420px;
  justify-content: flex-end;
}

.detail-cover-bg { position: absolute; inset: 0; z-index: 0; }
.detail-cover > * { position: relative; z-index: 1; }

.detail-cover-tags { display: flex; gap: var(--space-xs); margin-bottom: var(--space-sm); }

.detail-cover-tags span {
  font-family: var(--f-mono);
  font-size: 0.68rem;
  padding: 0.3em 0.7em;
  border: 1px solid oklch(0.98 0.01 80 / 0.4);
  border-radius: 3px;
  color: oklch(0.98 0.01 80);
  letter-spacing: 0.04em;
}

.detail-cover h1 {
  font-family: var(--f-display);
  font-size: clamp(2.2rem, 4vw, 3.5rem);
  font-weight: 800;
  color: oklch(0.98 0.005 80);
  line-height: 1.1;
  margin-bottom: var(--space-sm);
}

.detail-cover p {
  font-size: clamp(0.95rem, 1.1vw, 1.1rem);
  color: oklch(0.85 0.01 80);
  max-width: 560px;
  line-height: 1.7;
}

/* --- Section --- */
.detail-section {
  padding: var(--space-xl);
  max-width: 960px;
  margin: 0 auto;
  border-bottom: 1px solid var(--c-border);
}

.detail-section:last-child { border-bottom: none; }

.detail-section-label {
  font-family: var(--f-mono);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--c-accent);
  margin-bottom: var(--space-xs);
  display: block;
}

.detail-section h2 {
  font-family: var(--f-display);
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  font-weight: 700;
  margin-bottom: var(--space-md);
  line-height: 1.2;
}

.detail-section h3 {
  font-size: 0.95rem;
  font-weight: 600;
  margin: var(--space-md) 0 var(--space-xs);
}

.detail-section p,
.detail-section li {
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--c-text-muted);
}

.detail-section ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  margin-top: var(--space-sm);
}

.detail-section ul li {
  padding-left: 1.2em;
  position: relative;
}

.detail-section ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--c-accent);
  opacity: 0.5;
}

/* --- Metrics --- */
.detail-metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: var(--space-sm);
  margin: var(--space-lg) 0;
}

.detail-metric {
  padding: var(--space-md);
  background: var(--c-bg-alt);
  border-radius: 10px;
  text-align: center;
}

.detail-metric strong {
  display: block;
  font-family: var(--f-display);
  font-size: clamp(1.4rem, 2vw, 1.8rem);
  font-weight: 700;
  color: var(--c-accent);
  margin-bottom: 4px;
}

.detail-metric span { font-size: 0.75rem; color: var(--c-text-muted); }

/* --- Pain Grid --- */
.detail-pain-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
  margin-top: var(--space-md);
}

.detail-pain-card {
  padding: var(--space-md);
  background: var(--c-bg-alt);
  border-radius: 10px;
  border-left: 3px solid;
}

.detail-pain-card.pain-before { border-color: oklch(0.6 0.15 25); }
.detail-pain-card.pain-after { border-color: oklch(0.6 0.15 150); }

.detail-pain-card h4 { font-size: 0.82rem; font-weight: 700; margin-bottom: var(--space-xs); }
.detail-pain-card.pain-before h4 { color: oklch(0.55 0.12 25); }
.detail-pain-card.pain-after h4 { color: oklch(0.5 0.12 150); }
.detail-pain-card p { font-size: 0.85rem; }

/* --- Research Cards --- */
.detail-research-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-sm);
  margin-top: var(--space-md);
}

.detail-research-card {
  padding: var(--space-md);
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: 10px;
}

.detail-research-card h4 {
  font-family: var(--f-mono);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-accent);
  margin-bottom: var(--space-xs);
}

.detail-research-card p { font-size: 0.85rem; }

/* --- Palette --- */
.detail-palette {
  display: flex;
  gap: 6px;
  margin: var(--space-md) 0;
  height: 80px;
  border-radius: 10px;
  overflow: hidden;
}

.detail-palette-swatch {
  flex: 1;
  display: flex;
  align-items: flex-end;
  padding: 8px;
  transition: flex 0.4s var(--ease-out);
}

.detail-palette-swatch:hover { flex: 2; }

.detail-palette-swatch span {
  font-family: var(--f-mono);
  font-size: 0.6rem;
  color: oklch(0.98 0.01 80);
  opacity: 0;
  transition: opacity 0.3s;
}

.detail-palette-swatch:hover span { opacity: 1; }

/* --- Type Scale --- */
.detail-type-scale {
  margin: var(--space-md) 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  padding: var(--space-md);
  background: var(--c-bg-alt);
  border-radius: 10px;
}

.detail-type-row {
  display: flex;
  align-items: baseline;
  gap: var(--space-md);
  padding: var(--space-xs) 0;
  border-bottom: 1px solid var(--c-border);
}

.detail-type-row:last-child { border-bottom: none; }

.detail-type-label {
  font-family: var(--f-mono);
  font-size: 0.65rem;
  color: var(--c-text-muted);
  width: 80px;
  flex-shrink: 0;
}

/* --- Specs Grid --- */
.detail-specs-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
  margin-top: var(--space-md);
}

.detail-spec-block {
  padding: var(--space-md);
  background: var(--c-bg-alt);
  border-radius: 10px;
}

.detail-spec-block h4 { font-size: 0.82rem; font-weight: 700; margin-bottom: var(--space-sm); }

/* --- Spacing Tokens --- */
.detail-spacing-tokens { display: flex; flex-direction: column; gap: 6px; }

.detail-spacing-row { display: flex; align-items: center; gap: 8px; }

.detail-spacing-bar { height: 12px; border-radius: 3px; }

.detail-spacing-val {
  font-family: var(--f-mono);
  font-size: 0.6rem;
  color: var(--c-text-muted);
  width: 30px;
  flex-shrink: 0;
}

/* --- Screens Gallery --- */
.detail-screens { display: grid; gap: var(--space-md); margin: var(--space-md) 0; }

.detail-screens-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-md);
}

.detail-screen-item {
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--c-border);
  transition: transform 0.4s var(--ease-out), box-shadow 0.4s;
}

.detail-screen-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 40px oklch(0.18 0.02 60 / 0.08);
}

.detail-screen-visual {
  aspect-ratio: 4/3;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-sm);
  overflow: hidden;
}

.detail-screen-label {
  padding: var(--space-sm) var(--space-md);
  font-size: 0.78rem;
  font-weight: 500;
  background: var(--c-surface);
  border-top: 1px solid var(--c-border);
}

.detail-mock { width: 100%; height: 100%; border-radius: 6px; overflow: hidden; }

.detail-mini-bars { display: flex; align-items: flex-end; gap: 4px; height: 100%; padding: 12px; }
.detail-mini-bars span { flex: 1; border-radius: 3px 3px 0 0; min-height: 8px; }

/* --- Flow Steps --- */
.detail-flow {
  display: flex;
  gap: 0;
  align-items: flex-start;
  margin: var(--space-md) 0;
  overflow-x: auto;
  padding-bottom: var(--space-sm);
}

.detail-flow-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  min-width: 120px;
  flex-shrink: 0;
  position: relative;
}

.detail-flow-step:not(:last-child)::after {
  content: '';
  position: absolute;
  top: 20px;
  left: calc(50% + 24px);
  width: calc(100% - 48px);
  height: 1.5px;
  background: var(--c-border);
}

.detail-flow-num {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--f-mono);
  font-size: 0.75rem;
  font-weight: 600;
  margin-bottom: var(--space-xs);
  position: relative;
  z-index: 1;
}

.detail-flow-step span:last-child {
  font-size: 0.75rem;
  color: var(--c-text-muted);
  max-width: 100px;
  line-height: 1.4;
}

/* --- Animation Demo --- */
.detail-anim-area {
  margin: var(--space-md) 0;
  padding: var(--space-lg);
  background: var(--c-bg-alt);
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
}

.detail-anim-demo { display: flex; gap: var(--space-lg); align-items: center; justify-content: center; flex-wrap: wrap; }

.detail-anim-item { display: flex; flex-direction: column; align-items: center; gap: var(--space-sm); }

.detail-anim-box { width: 64px; height: 64px; border-radius: 12px; }

.detail-anim-item span { font-family: var(--f-mono); font-size: 0.68rem; color: var(--c-text-muted); }

.anim-pulse { animation: detailPulse 2s infinite ease-in-out; }
@keyframes detailPulse { 0%, 100% { transform: scale(1); opacity: 1; } 50% { transform: scale(0.85); opacity: 0.6; } }

.anim-spin { animation: detailSpin 3s infinite linear; border-radius: 50%; }
@keyframes detailSpin { to { transform: rotate(360deg); } }

.anim-slide { animation: detailSlide 2s infinite ease-in-out alternate; }
@keyframes detailSlide { from { transform: translateX(-20px); } to { transform: translateX(20px); } }

.anim-fade { animation: detailFade 2.5s infinite ease-in-out; }
@keyframes detailFade { 0%, 100% { opacity: 1; } 50% { opacity: 0.15; } }

.anim-bounce { animation: detailBounce 1.5s infinite ease-out; }
@keyframes detailBounce { 0%, 100% { transform: translateY(0); } 40% { transform: translateY(-16px); } 60% { transform: translateY(-8px); } }

.anim-morph { animation: detailMorph 3s infinite ease-in-out alternate; }
@keyframes detailMorph { 0% { border-radius: 12px; } 50% { border-radius: 50%; } 100% { border-radius: 12px 50% 12px 50%; } }

/* --- Enhanced Screen Showcase --- */
.detail-screen-showcase {
  display: grid;
  gap: var(--space-lg);
  margin: var(--space-md) 0;
}

.detail-screen-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.detail-screen-group-title {
  font-family: var(--f-mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--c-text-muted);
  text-transform: uppercase;
  padding-bottom: var(--space-xs);
  border-bottom: 1px solid var(--c-border);
}

.detail-screen-pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
  align-items: start;
}

.detail-screen-full {
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--c-border);
  transition: transform 0.4s var(--ease-out), box-shadow 0.4s;
}

.detail-screen-full:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 40px oklch(0.18 0.02 60 / 0.08);
}

.detail-screen-full .detail-screen-visual { aspect-ratio: 16/9; }

.detail-screen-anno {
  padding: var(--space-sm) var(--space-md);
  font-size: 0.8rem;
  line-height: 1.6;
  color: var(--c-text-muted);
  background: var(--c-surface);
  border-top: 1px solid var(--c-border);
}

.detail-screen-anno strong { color: var(--c-text); font-weight: 600; }

.detail-design-rationale {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-sm);
  margin: var(--space-md) 0;
}

.detail-rationale-card {
  padding: var(--space-md);
  background: var(--c-bg-alt);
  border-radius: 10px;
  border-left: 3px solid var(--c-accent);
}

.detail-rationale-card h4 {
  font-size: 0.82rem;
  font-weight: 700;
  margin-bottom: var(--space-xs);
  color: var(--c-text);
}

.detail-rationale-card p {
  font-size: 0.82rem;
  line-height: 1.6;
}

.detail-goal-checklist {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--space-sm);
  margin: var(--space-md) 0;
}

.detail-goal-check {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: var(--space-sm) var(--space-md);
  background: var(--c-bg-alt);
  border-radius: 8px;
  font-size: 0.82rem;
  line-height: 1.5;
  color: var(--c-text-muted);
}

.detail-goal-check::before {
  content: '\2713';
  display: flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--c-accent);
  color: var(--c-surface);
  font-size: 0.65rem;
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 2px;
}

.detail-phone-frame {
  width: 55%;
  max-width: 120px;
  aspect-ratio: 9/19;
  background: oklch(0.12 0.02 60);
  border-radius: 16px;
  padding: 5px;
  box-shadow: 0 6px 20px oklch(0.2 0.03 60 / 0.15);
}

.detail-phone-inner {
  width: 100%;
  height: 100%;
  background: #fff;
  border-radius: 12px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.detail-browser-frame {
  width: 100%;
  height: 100%;
  background: #fff;
  border-radius: 6px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.detail-browser-bar {
  height: 18px;
  background: oklch(0.96 0.005 80);
  display: flex;
  align-items: center;
  padding: 0 8px;
  gap: 4px;
  border-bottom: 1px solid oklch(0.92 0.005 80);
}

.detail-browser-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: oklch(0.82 0.01 80);
}

@media (max-width: 768px) {
  .detail-screen-pair { grid-template-columns: 1fr; }
  .detail-design-rationale { grid-template-columns: 1fr; }
  .detail-goal-checklist { grid-template-columns: 1fr; }
}

/* --- Results --- */
.detail-results-grid { display: grid; grid-template-columns: 1fr; gap: var(--space-md); margin-top: var(--space-md); }

.detail-result-card { padding: var(--space-md); background: var(--c-bg-alt); border-radius: 10px; }
.detail-result-card h4 { font-size: 0.82rem; font-weight: 700; margin-bottom: var(--space-xs); color: var(--c-text); }

/* --- Role Badges --- */
.detail-role-badge {
  display: inline-block;
  padding: 0.35em 0.9em;
  font-family: var(--f-mono);
  font-size: 0.7rem;
  font-weight: 500;
  border-radius: 100px;
  white-space: nowrap;
}

/* --- Footer --- */
.detail-footer {
  padding: var(--space-lg) var(--space-xl);
  max-width: 960px;
  margin: 0 auto;
  text-align: center;
}

.detail-footer a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--c-accent);
  padding: 0.8em 2em;
  border: 1.5px solid var(--c-accent);
  border-radius: var(--radius);
  transition: background 0.3s, color 0.3s;
}

.detail-footer a:hover { background: var(--c-accent); color: var(--c-surface); }

/* --- Clickable Screen Cards --- */
.detail-screen-item,
.detail-screen-full { cursor: pointer; }
.detail-screen-item:active,
.detail-screen-full:active { transform: scale(0.98); }

/* --- Screen Modal Overlay --- */
.screen-modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: oklch(0.12 0.02 60 / 0.6);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s var(--ease-out);
}

.screen-modal-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

.screen-modal-content {
  width: 92vw;
  max-width: 1100px;
  max-height: 90vh;
  background: var(--c-surface);
  border-radius: 14px;
  box-shadow: 0 32px 80px oklch(0.1 0.02 60 / 0.35);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transform: scale(0.94) translateY(12px);
  transition: transform 0.35s var(--ease-out-expo);
}

.screen-modal-overlay.open .screen-modal-content {
  transform: scale(1) translateY(0);
}

.screen-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  border-bottom: 1px solid var(--c-border);
  flex-shrink: 0;
}

.screen-modal-title {
  font-family: var(--f-body);
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--c-text);
}

.screen-modal-counter {
  font-family: var(--f-mono);
  font-size: 0.7rem;
  color: var(--c-text-muted);
  margin-left: 12px;
}

.screen-modal-close {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-text-muted);
  transition: background 0.2s, color 0.2s, transform 0.3s;
  flex-shrink: 0;
}

.screen-modal-close:hover {
  background: var(--c-bg-alt);
  color: var(--c-text);
  transform: rotate(90deg);
}

.screen-modal-close svg { pointer-events: none; }

.screen-modal-body {
  flex: 1;
  overflow-y: auto;
  overscroll-behavior: contain;
}

.screen-modal-page {
  display: none;
  min-height: 60vh;
}

.screen-modal-page.active { display: block; }

.screen-modal-footer {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding: 12px 24px;
  border-top: 1px solid var(--c-border);
  flex-shrink: 0;
}

.screen-modal-nav {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-text-muted);
  transition: background 0.2s, color 0.2s;
}

.screen-modal-nav:hover { background: var(--c-bg-alt); color: var(--c-text); }
.screen-modal-nav:disabled { opacity: 0.3; pointer-events: none; }
.screen-modal-nav svg { pointer-events: none; }

.screen-modal-dots {
  font-family: var(--f-mono);
  font-size: 0.72rem;
  color: var(--c-text-muted);
  min-width: 40px;
  text-align: center;
}

/* --- Modal Page Content Styles --- */
.smp-canvas {
  padding: clamp(24px, 4vw, 56px);
}

.smp-title {
  font-family: var(--f-display);
  font-size: clamp(1.3rem, 2vw, 1.8rem);
  font-weight: 700;
  color: var(--c-text);
  margin-bottom: 6px;
}

.smp-desc {
  font-size: 0.85rem;
  color: var(--c-text-muted);
  line-height: 1.7;
  margin-bottom: var(--space-md);
  max-width: 680px;
}

.smp-hero {
  width: 100%;
  border-radius: 12px;
  overflow: hidden;
  margin-bottom: var(--space-lg);
}

.smp-grid {
  display: grid;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.smp-grid-2 { grid-template-columns: 1fr 1fr; }
.smp-grid-3 { grid-template-columns: 1fr 1fr 1fr; }
.smp-grid-4 { grid-template-columns: repeat(4, 1fr); }

.smp-card {
  background: var(--c-bg-alt);
  border-radius: 10px;
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.smp-card-label {
  font-family: var(--f-mono);
  font-size: 0.68rem;
  color: var(--c-text-muted);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.smp-card-title {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--c-text);
}

.smp-phone {
  width: 280px;
  aspect-ratio: 9/19.5;
  background: oklch(0.1 0.02 60);
  border-radius: 32px;
  padding: 10px;
  margin: 0 auto;
  box-shadow: 0 12px 40px oklch(0.1 0.02 60 / 0.2);
}

.smp-phone-inner {
  width: 100%;
  height: 100%;
  background: #fff;
  border-radius: 24px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.smp-browser {
  width: 100%;
  background: #fff;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--c-border);
  box-shadow: 0 8px 30px oklch(0.1 0.02 60 / 0.08);
}

.smp-browser-bar {
  height: 32px;
  background: oklch(0.97 0.005 80);
  display: flex;
  align-items: center;
  padding: 0 14px;
  gap: 6px;
  border-bottom: 1px solid oklch(0.93 0.005 80);
}

.smp-browser-dot { width: 8px; height: 8px; border-radius: 50%; background: oklch(0.85 0.01 80); }

.smp-browser-url {
  flex: 1;
  height: 16px;
  background: oklch(0.94 0.005 80);
  border-radius: 4px;
  margin-left: 10px;
}

.smp-section {
  margin-bottom: var(--space-lg);
}

.smp-section-label {
  font-family: var(--f-mono);
  font-size: 0.7rem;
  color: var(--c-accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: var(--space-xs);
}

.smp-section h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: var(--space-sm);
  color: var(--c-text);
}

.smp-annotation {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: var(--space-sm) var(--space-md);
  background: oklch(0.96 0.015 70);
  border-radius: 8px;
  border-left: 3px solid var(--c-accent);
  font-size: 0.82rem;
  line-height: 1.6;
  color: var(--c-text-muted);
  margin-top: var(--space-sm);
}

.smp-annotation strong { color: var(--c-text); }

.smp-phone-row {
  display: flex;
  gap: var(--space-lg);
  justify-content: center;
  align-items: flex-start;
  flex-wrap: wrap;
  margin-bottom: var(--space-lg);
}

@media (max-width: 768px) {
  .screen-modal-content { width: 98vw; max-height: 95vh; border-radius: 10px; }
  .screen-modal-header { padding: 12px 16px; }
  .smp-canvas { padding: 16px; }
  .smp-grid-2, .smp-grid-3, .smp-grid-4 { grid-template-columns: 1fr; }
  .smp-phone { width: 220px; }
}

/* --- Responsive --- */
@media (max-width: 768px) {
  .detail-layout { grid-template-columns: 1fr; }
  .detail-sidebar { display: none; }
  .detail-cover { padding: var(--space-xl) var(--space-md); min-height: 320px; }
  .detail-section { padding: var(--space-lg) var(--space-md); }
  .detail-pain-grid, .detail-specs-grid { grid-template-columns: 1fr; }
  .detail-screens-row { grid-template-columns: 1fr; }
}