/* Cases Page — Extracted from cases.html inline styles */
/* Adapted for Midnight Terminal dark theme */

.cases-page {
  --cases-accent: #e60023;
  --cases-bg: #000000;
  --cases-elevated: #171717;
  --cases-hover: #262626;
  --cases-text: #ffffff;
  --cases-text-secondary: #a3a3a3;
  --cases-text-muted: #525252;
  --cases-border: rgba(255, 255, 255, 0.06);
  --cases-border-strong: rgba(255, 255, 255, 0.10);
  background: var(--cases-bg);
  color: var(--cases-text);
}

.cases-page html { scroll-behavior: smooth; }
.cases-page * { margin:0; padding:0; box-sizing:border-box; }

.cases-page body {
  font-family: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  background: var(--cases-bg);
  color: var(--cases-text);
  overflow-x: hidden;
}

.cases-page body.js-ready .fade-up { opacity: 0; transform: translateY(30px); }
.cases-page [x-cloak] { display: none !important; }

/* Subtle noise texture overlay */
.cases-page body::before {
  content:'';
  position:fixed;
  top:0; left:0;
  width:100%; height:100%;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.03'/%3E%3C/svg%3E");
  pointer-events:none;
  z-index:9999;
  opacity:0.3;
}

.cases-page h1, .cases-page h2, .cases-page h3, .cases-page h4 { font-family: inherit !important; }
.cases-page body [style*="Noto Serif SC"] { font-family: inherit !important; }

/* Hero Section */
.cases-page .hero-section {
  background: var(--cases-bg);
  padding-top: 160px;
}

.cases-page .hero-title {
  font-size: clamp(1.8rem, 5vw, 4.6rem);
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -0.04em;
  color: #ffffff;
  background: none;
  -webkit-background-clip: initial;
  -webkit-text-fill-color: initial;
}

.cases-page .hero-sub {
  font-size: clamp(0.9rem, 1.7vw, 1.1rem);
  color: var(--cases-text-secondary);
  font-weight: 500;
  letter-spacing: 0.18em;
}

.cases-page .section-title {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 800;
  color: #ffffff;
  position: relative;
  display: inline-block;
}

.cases-page .section-title::after {
  content:'';
  position:absolute;
  bottom:-6px;
  left:0;
  width:60%;
  height:3px;
  background: linear-gradient(90deg, var(--cases-accent), transparent);
  border-radius: 2px;
}

/* Cards */
.cases-page .card {
  background: var(--cases-elevated);
  backdrop-filter: blur(12px);
  border: 1px solid var(--cases-border);
  border-radius: 10px;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
  box-shadow: none;
}

.cases-page .card:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(0,0,0,0.3);
  border-color: var(--cases-border-strong);
}

/* Tag Pills */
.cases-page .tag-pill {
  display:inline-block;
  padding:4px 12px;
  border-radius:6px;
  font-size:12px;
  background:var(--cases-hover);
  color:var(--cases-text-secondary);
  margin:2px;
  border:1px solid var(--cases-border);
}

/* Copy Button */
.cases-page .copy-btn {
  background: var(--cases-text);
  color: var(--cases-bg);
  border:none;
  padding:8px 18px;
  border-radius:6px;
  font-size:13px;
  cursor:pointer;
  transition:all 0.2s;
  font-family:'Noto Sans SC',sans-serif;
  font-weight: 500;
}

.cases-page .copy-btn:hover { background: var(--cases-text-secondary); }
.cases-page .copy-btn:active { transform:scale(0.96); }

/* Style Tabs */
.cases-page .style-tab {
  padding:10px 20px;
  border-radius:6px;
  cursor:pointer;
  font-size:14px;
  transition:all 0.25s;
  border:1px solid transparent;
  font-weight:500;
  white-space:nowrap;
}

.cases-page .style-tab.active {
  background: var(--cases-text);
  color: var(--cases-bg);
  border-color: var(--cases-text);
}

.cases-page .style-tab:not(.active) {
  background:var(--cases-elevated);
  color:var(--cases-text);
  border-color:var(--cases-border);
}

.cases-page .style-tab:not(.active):hover {
  background:var(--cases-hover);
  border-color:var(--cases-border-strong);
}

/* Note Content */
.cases-page .note-content {
  white-space: pre-wrap;
  line-height: 2;
  font-size: 14.5px;
  color: var(--cases-text);
  padding: 20px;
  background: var(--cases-elevated);
  border-radius: 10px;
  border: 1px solid var(--cases-border);
  font-family: 'Noto Sans SC', sans-serif;
}

/* Script Table */
.cases-page .script-table {
  width:100%;
  border-collapse:separate;
  border-spacing:0;
  border-radius:10px;
  overflow:hidden;
}

.cases-page .script-table th {
  background: var(--cases-elevated);
  color: var(--cases-text);
  padding:12px 16px;
  font-size:13px;
  font-weight:600;
  text-align:left;
  border-bottom: 1px solid var(--cases-border);
}

.cases-page .script-table td {
  padding:12px 16px;
  font-size:13px;
  border-bottom:1px solid var(--cases-border);
  background: var(--cases-bg);
  color: var(--cases-text-secondary);
  vertical-align:top;
}

.cases-page .script-table tr:last-child td { border-bottom:none; }

/* Funnel Step */
.cases-page .funnel-step {
  text-align:center;
  padding:28px 20px;
  border-radius:10px;
  position:relative;
  background: var(--cases-elevated);
  border: 1px solid var(--cases-border);
}

/* Progress Bar */
.cases-page .progress-bar {
  position:fixed;
  top:0; left:0;
  height:2px;
  background: linear-gradient(90deg, var(--cases-text), var(--cases-text-secondary));
  z-index:10000;
  transform-origin:left;
}

/* Chart Fallback */
.cases-page .chart-fallback {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-top: 6px;
}

.cases-page .chart-fallback-card {
  padding: 16px 14px;
  border-radius: 10px;
  background: var(--cases-elevated);
  border: 1px solid var(--cases-border);
}

.cases-page .chart-fallback-label {
  display: block;
  margin-bottom: 10px;
  color: var(--cases-text-muted);
  font-size: 12px;
  letter-spacing: 0.08em;
}

.cases-page .chart-fallback-track {
  width: 100%;
  height: 8px;
  border-radius: 999px;
  background: var(--cases-hover);
  overflow: hidden;
}

.cases-page .chart-fallback-bar {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: var(--cases-text);
}

.cases-page .chart-fallback-value {
  display: block;
  margin-top: 10px;
  font-size: 13px;
  font-weight: 700;
  color: var(--cases-text);
}

/* Topic Nav */
.cases-page .topic-nav {
  position:sticky;
  top:128px;
  z-index:100;
  background: rgba(0,0,0,0.85);
  backdrop-filter:blur(16px);
  border-bottom:1px solid var(--cases-border);
}

.cases-page section[id] { scroll-margin-top: 144px; }

/* Fade Up Animation */
.cases-page .fade-up { opacity:1; transform:none; }

/* Filter Buttons — override for cases page */
.cases-page .filter-container {
  background: var(--cases-bg);
}

.cases-page .filter-btn {
  background: var(--cases-elevated);
  border-color: var(--cases-border);
  color: var(--cases-text-secondary);
}

.cases-page .filter-btn:hover {
  background: var(--cases-hover);
  color: var(--cases-text);
}

.cases-page .filter-btn.active {
  background: var(--cases-text);
  color: var(--cases-bg);
  border-color: var(--cases-text);
}

/* Footer override */
.cases-page .site-footer {
  background: var(--cases-bg);
  border-top: 1px solid var(--cases-border);
}

/* Responsive */
@media (max-width:768px) {
  .cases-page .style-tab { padding:8px 14px; font-size:12px; }
  .cases-page .note-content { font-size:13.5px; padding:14px; }
  .cases-page .script-table th, .cases-page .script-table td { padding:8px 10px; font-size:12px; }
  .cases-page .chart-fallback { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .cases-page .topic-nav { top:118px; }
  .cases-page section[id] { scroll-margin-top: 132px; }
  .cases-page .hero-section { padding-top:120px !important; min-height:auto !important; }
  .cases-page .hero-title { font-size: 1.6rem; line-height: 1.2; }
  .cases-page .hero-sub { font-size: 0.82rem; letter-spacing: 0.12em; }
}