/* ============================================
   陈智聪 · 个人作品站 — 数字孪生 BIM 风
   ============================================ */

:root {
  --bg-0: #050a14;
  --bg-1: #0a1929;
  --bg-2: #0f2238;
  --line: rgba(0, 212, 255, 0.12);
  --line-strong: rgba(0, 212, 255, 0.35);
  --text: #d6e4ef;
  --text-dim: #8aa2b6;
  --text-faint: #5a7388;
  --accent: #00d4ff;
  --accent-2: #4dffe0;
  --accent-soft: rgba(0, 212, 255, 0.1);
  --warn: #ff9d3a;
  --pink: #ff5da2;
  --shadow: 0 0 24px rgba(0, 212, 255, 0.15);
  --max: 1280px;
  --pad: clamp(20px, 4vw, 56px);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg-0);
  color: var(--text);
  font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 15px;
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  position: relative;
  min-height: 100vh;
}

a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }

/* ============================================
   背景层
   ============================================ */
.grid-bg {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background:
    linear-gradient(transparent 95%, var(--line) 95%) 0 0 / 100% 64px,
    linear-gradient(90deg, transparent 95%, var(--line) 95%) 0 0 / 64px 100%,
    radial-gradient(ellipse at 50% 0%, rgba(0,212,255,0.08) 0%, transparent 60%),
    var(--bg-0);
  mask-image: radial-gradient(ellipse at 50% 30%, #000 30%, transparent 90%);
}
.noise-bg {
  position: fixed; inset: 0; z-index: 0; pointer-events: none; opacity: 0.05;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3' /%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
#bg-canvas {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
}

/* ============================================
   顶部导航
   ============================================ */
.topbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px var(--pad);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  background: rgba(5, 10, 20, 0.55);
  border-bottom: 1px solid var(--line);
  transition: background .3s ease, border-color .3s ease;
}
.topbar.scrolled {
  background: rgba(5, 10, 20, 0.85);
  border-bottom-color: var(--line-strong);
}
.logo {
  display: flex; align-items: center; gap: 10px;
  font-family: 'Orbitron', monospace; font-weight: 700; font-size: 14px; letter-spacing: 0.18em;
}
.logo-mark {
  width: 32px; height: 32px; display: grid; place-items: center;
  border: 1px solid var(--accent); color: var(--accent);
  font-family: 'Orbitron', monospace; font-size: 14px; font-weight: 900;
  box-shadow: var(--shadow), inset 0 0 8px var(--accent-soft);
  position: relative;
}
.logo-mark::before, .logo-mark::after {
  content: ''; position: absolute; width: 6px; height: 6px;
  background: var(--accent);
}
.logo-mark::before { top: -3px; left: -3px; }
.logo-mark::after { bottom: -3px; right: -3px; }
.logo-text .dot { color: var(--accent); }
.nav { display: flex; gap: 22px; }
.nav a {
  font-family: 'JetBrains Mono', monospace; font-size: 12px; letter-spacing: 0.1em;
  color: var(--text-dim); transition: color .2s; position: relative; padding: 4px 0;
}
.nav a::after {
  content: ''; position: absolute; left: 0; bottom: -2px; height: 1px; width: 0;
  background: var(--accent); transition: width .3s ease;
}
.nav a:hover, .nav a.active { color: var(--accent); }
.nav a:hover::after, .nav a.active::after { width: 100%; }
@media (max-width: 900px) { .nav { display: none; } }

/* ============================================
   通用按钮
   ============================================ */
.btn-primary, .btn-ghost {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 18px; font-size: 12px; font-weight: 600;
  font-family: 'JetBrains Mono', monospace; letter-spacing: 0.1em;
  border: 1px solid var(--accent); background: var(--accent-soft); color: var(--accent);
  transition: all .25s ease; cursor: pointer; position: relative; overflow: hidden;
}
.btn-primary::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(120deg, transparent 30%, rgba(0,212,255,0.2) 50%, transparent 70%);
  transform: translateX(-100%); transition: transform .6s;
}
.btn-primary:hover { background: var(--accent); color: var(--bg-0); box-shadow: 0 0 20px rgba(0,212,255,0.5); }
.btn-primary:hover::before { transform: translateX(100%); }
.btn-primary.lg, .btn-ghost.lg { padding: 14px 26px; font-size: 13px; }
.btn-ghost {
  border-color: var(--line-strong); color: var(--text-dim); background: transparent;
}
.btn-ghost:hover { color: var(--accent); border-color: var(--accent); }

/* ============================================
   HERO
   ============================================ */
.hero {
  position: relative; min-height: 100vh; padding: 110px var(--pad) 60px;
  display: grid; grid-template-columns: 1.1fr 1fr; align-items: center; gap: 40px;
  z-index: 1;
}
@media (max-width: 980px) { .hero { grid-template-columns: 1fr; padding-top: 90px; } }

.hero-canvas-wrap {
  position: relative; aspect-ratio: 1/1; max-width: 600px; width: 100%;
  margin: 0 auto;
}
#earth-canvas { width: 100%; height: 100%; display: block; }
.hero-hint {
  position: absolute; bottom: -10px; left: 50%; transform: translateX(-50%);
  display: flex; align-items: center; gap: 10px;
  font-family: 'JetBrains Mono', monospace; font-size: 10px; letter-spacing: 0.2em;
  color: var(--text-faint);
}
.hint-line { display: inline-block; width: 40px; height: 1px; background: var(--text-faint); }

.data-cards { position: absolute; inset: 0; pointer-events: none; }
.data-card {
  position: absolute; pointer-events: auto;
  background: rgba(10, 25, 41, 0.85);
  border: 1px solid var(--line-strong);
  backdrop-filter: blur(8px);
  padding: 10px 14px; min-width: 140px;
  font-family: 'JetBrains Mono', monospace; font-size: 11px;
  transform: translate(-50%, -50%);
  opacity: 0; transition: opacity .6s ease;
  box-shadow: 0 4px 24px rgba(0, 212, 255, 0.15);
  cursor: pointer;
}
.data-card.show { opacity: 1; }
.data-card .dc-label { color: var(--text-faint); font-size: 9px; letter-spacing: 0.2em; }
.data-card .dc-value { color: var(--accent); font-size: 13px; font-weight: 700; margin-top: 2px; }
.data-card::before {
  content: ''; position: absolute; left: -1px; top: -1px; width: 6px; height: 6px;
  border-top: 1px solid var(--accent); border-left: 1px solid var(--accent);
}
.data-card::after {
  content: ''; position: absolute; right: -1px; bottom: -1px; width: 6px; height: 6px;
  border-bottom: 1px solid var(--accent); border-right: 1px solid var(--accent);
}
.data-card .dc-conn {
  position: absolute; width: 30px; height: 1px; background: var(--accent);
  top: 50%;
}
.data-card .dc-conn.left { right: 100%; }
.data-card .dc-conn.right { left: 100%; }

.hero-text { max-width: 600px; }
.hero-tag {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 12px; border: 1px solid var(--line-strong);
  background: var(--accent-soft);
  font-family: 'JetBrains Mono', monospace; font-size: 10px; letter-spacing: 0.18em;
  color: var(--accent); margin-bottom: 20px;
}
.status-dot {
  width: 6px; height: 6px; background: #2eff8b; border-radius: 50%;
  box-shadow: 0 0 8px #2eff8b; animation: pulse 1.6s ease-in-out infinite;
}
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: .4; } }

.hero-title {
  font-family: 'Orbitron', monospace; font-weight: 900;
  font-size: clamp(40px, 6.5vw, 84px); line-height: 0.95;
  letter-spacing: -0.02em; color: #fff;
  margin-bottom: 24px;
}
.hero-title .line { display: block; }
.hero-title .cn { color: var(--accent); text-shadow: 0 0 30px rgba(0,212,255,0.4); }
.hero-title .sub {
  font-size: 0.28em; color: var(--text-dim); letter-spacing: 0.3em;
  font-weight: 500; margin-top: 12px;
}
.hero-sub {
  font-size: 17px; line-height: 1.7; color: var(--text-dim); margin-bottom: 32px;
  max-width: 540px;
}
.hero-sub .hl { color: var(--accent); font-weight: 600; }

.hero-stats {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px;
  margin-bottom: 32px; padding: 18px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
}
@media (max-width: 600px) { .hero-stats { grid-template-columns: repeat(2, 1fr); } }
.stat { position: relative; padding-left: 10px; }
.stat::before {
  content: ''; position: absolute; left: 0; top: 4px; bottom: 4px;
  width: 2px; background: var(--accent);
}
.stat-num {
  font-family: 'Orbitron', monospace; font-weight: 700; font-size: 26px;
  color: #fff; line-height: 1; margin-bottom: 6px;
}
.stat-label { font-size: 11px; color: var(--text-faint); letter-spacing: 0.08em; }

.hero-cta { display: flex; gap: 12px; flex-wrap: wrap; }

.scroll-cue {
  position: absolute; bottom: 30px; left: 50%; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 10px;
  font-family: 'JetBrains Mono', monospace; font-size: 10px; letter-spacing: 0.3em;
  color: var(--text-faint);
}
.cue-line { width: 1px; height: 40px; background: linear-gradient(to bottom, var(--accent), transparent); animation: cue 1.8s ease-in-out infinite; }
@keyframes cue { 0%, 100% { opacity: .3; transform: scaleY(.5); } 50% { opacity: 1; transform: scaleY(1); } }

/* ============================================
   SECTION 通用
   ============================================ */
.section {
  position: relative; z-index: 1;
  max-width: var(--max); margin: 0 auto;
  padding: 120px var(--pad) 80px;
}
.section-head { margin-bottom: 60px; }
.sec-num {
  font-family: 'Orbitron', monospace; font-weight: 700; font-size: 14px;
  color: var(--accent); letter-spacing: 0.2em; margin-bottom: 12px;
  display: flex; align-items: center; gap: 10px;
}
.sec-num::before {
  content: ''; display: inline-block; width: 24px; height: 1px; background: var(--accent);
}
.sec-title {
  font-family: 'Orbitron', monospace; font-weight: 900;
  font-size: clamp(28px, 4vw, 44px); color: #fff;
  display: flex; align-items: baseline; gap: 16px; flex-wrap: wrap;
}
.sec-en {
  font-size: 0.45em; font-weight: 500; color: var(--text-faint); letter-spacing: 0.3em;
}
.sec-line {
  margin-top: 16px; height: 1px; width: 80px; background: var(--accent);
  position: relative;
}
.sec-line::after {
  content: ''; position: absolute; right: -1px; top: -3px;
  width: 7px; height: 7px; border: 1px solid var(--accent);
  background: var(--bg-0);
}

/* ============================================
   ABOUT
   ============================================ */
.about-grid {
  display: grid; grid-template-columns: 1.6fr 1fr; gap: 60px; align-items: start;
}
@media (max-width: 900px) { .about-grid { grid-template-columns: 1fr; gap: 30px; } }
.about-main p { color: var(--text); margin-bottom: 20px; }
.about-main .lead { font-size: 18px; line-height: 1.75; color: #fff; }
.about-main .hl { color: var(--accent); font-weight: 600; }
.about-main strong { color: #fff; font-weight: 600; }

.about-side { display: flex; flex-direction: column; gap: 20px; position: sticky; top: 100px; }
.info-card {
  border: 1px solid var(--line-strong);
  background: linear-gradient(180deg, rgba(0,212,255,0.04), transparent);
  padding: 22px 24px;
  position: relative;
}
.info-card::before, .info-card::after {
  content: ''; position: absolute; width: 10px; height: 10px;
  border-color: var(--accent);
}
.info-card::before { top: -1px; left: -1px; border-top: 1px solid; border-left: 1px solid; }
.info-card::after { bottom: -1px; right: -1px; border-bottom: 1px solid; border-right: 1px solid; }
.info-row {
  display: flex; justify-content: space-between; align-items: center;
  padding: 10px 0; border-bottom: 1px dashed var(--line);
  font-size: 13px;
}
.info-row:last-child { border-bottom: none; }
.info-row span { color: var(--text-faint); font-family: 'JetBrains Mono', monospace; font-size: 11px; letter-spacing: 0.1em; }
.info-row strong { color: #fff; font-weight: 500; }

.quote {
  border-left: 2px solid var(--accent);
  padding: 16px 18px;
  background: var(--accent-soft);
  position: relative;
}
.quote-mark {
  position: absolute; top: 6px; right: 12px;
  font-family: 'Orbitron', monospace; font-size: 48px; color: var(--accent);
  opacity: 0.3; line-height: 1;
}
.quote p { font-size: 13px; color: var(--text-dim); line-height: 1.7; }
.quote strong { color: var(--accent); }

/* ============================================
   TIMELINE
   ============================================ */
.timeline { position: relative; padding-left: 32px; }
.timeline::before {
  content: ''; position: absolute; left: 7px; top: 6px; bottom: 6px;
  width: 1px; background: linear-gradient(to bottom, var(--accent), var(--line) 80%, transparent);
}
.tl-item {
  position: relative; padding: 0 0 50px 28px;
  opacity: 0; transform: translateY(20px);
  transition: opacity .8s ease, transform .8s ease;
}
.tl-item.in { opacity: 1; transform: translateY(0); }
.tl-item::before {
  content: ''; position: absolute; left: -32px; top: 8px;
  width: 15px; height: 15px;
  border: 2px solid var(--accent); background: var(--bg-0); border-radius: 50%;
  box-shadow: 0 0 12px var(--accent);
}
.tl-item::after {
  content: ''; position: absolute; left: -28px; top: 13px;
  width: 7px; height: 7px; background: var(--accent); border-radius: 50%;
}
.tl-period {
  font-family: 'JetBrains Mono', monospace; font-size: 11px; letter-spacing: 0.15em;
  color: var(--accent); margin-bottom: 6px;
}
.tl-company {
  font-family: 'Orbitron', monospace; font-weight: 700;
  font-size: 22px; color: #fff; margin-bottom: 4px;
}
.tl-role {
  display: inline-block; padding: 3px 10px;
  background: var(--accent-soft); border: 1px solid var(--line-strong);
  font-size: 12px; color: var(--accent); margin-bottom: 18px;
  font-family: 'JetBrains Mono', monospace;
}
.tl-body p {
  color: var(--text-dim); font-size: 14px; margin-bottom: 12px;
  padding-left: 14px; border-left: 2px solid var(--line);
}
.tl-body p strong { color: #fff; }
.tl-highlights {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 10px; margin-top: 16px;
}
.tl-highlight {
  background: rgba(0, 212, 255, 0.03);
  border: 1px solid var(--line);
  padding: 10px 12px; font-size: 12px; color: var(--text);
}
.tl-highlight .num {
  font-family: 'Orbitron', monospace; font-weight: 700;
  color: var(--accent); font-size: 18px; display: block; margin-bottom: 2px;
}
.tl-highlight .desc { color: var(--text-dim); line-height: 1.5; }

/* ============================================
   PROJECTS
   ============================================ */
.project-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 20px;
}
.proj-card {
  position: relative; cursor: pointer;
  background: linear-gradient(180deg, rgba(15,34,56,0.7), rgba(10,25,41,0.4));
  border: 1px solid var(--line);
  padding: 28px 24px;
  transition: all .35s ease;
  overflow: hidden;
  opacity: 0; transform: translateY(20px);
}
.proj-card.in { opacity: 1; transform: translateY(0); }
.proj-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2), var(--pink));
  transform: scaleX(0); transform-origin: left; transition: transform .4s;
}
.proj-card::after {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(circle at 80% 0%, rgba(0,212,255,0.08), transparent 60%);
  opacity: 0; transition: opacity .4s;
}
.proj-card:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
  box-shadow: 0 8px 32px rgba(0, 212, 255, 0.18);
}
.proj-card:hover::before { transform: scaleX(1); }
.proj-card:hover::after { opacity: 1; }

.proj-tag-row { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.proj-tag {
  font-family: 'JetBrains Mono', monospace; font-size: 10px; letter-spacing: 0.2em;
  color: var(--accent); padding: 3px 8px;
  border: 1px solid var(--line-strong);
}
.proj-year {
  font-family: 'JetBrains Mono', monospace; font-size: 11px; color: var(--text-faint);
}
.proj-title {
  font-family: 'Orbitron', monospace; font-weight: 700; font-size: 20px;
  color: #fff; margin-bottom: 6px; line-height: 1.3;
}
.proj-sub { font-size: 13px; color: var(--text-dim); margin-bottom: 16px; }
.proj-stack { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 18px; }
.proj-stack span {
  font-size: 10px; padding: 3px 8px;
  background: var(--accent-soft); color: var(--accent);
  font-family: 'JetBrains Mono', monospace; letter-spacing: 0.05em;
}
.proj-stat {
  display: flex; align-items: baseline; gap: 8px;
  padding-top: 16px; border-top: 1px solid var(--line);
  font-family: 'Orbitron', monospace;
}
.proj-stat .v { color: var(--accent); font-size: 26px; font-weight: 700; }
.proj-stat .l { color: var(--text-faint); font-size: 11px; letter-spacing: 0.1em; }
.proj-more {
  position: absolute; bottom: 18px; right: 18px;
  font-family: 'JetBrains Mono', monospace; font-size: 10px; letter-spacing: 0.2em;
  color: var(--text-faint);
  display: flex; align-items: center; gap: 4px;
  transition: color .2s;
}
.proj-card:hover .proj-more { color: var(--accent); }

/* ============================================
   SKILLS
   ============================================ */
.skills-wrap {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
}
.skill-group {
  border: 1px solid var(--line);
  background: rgba(15, 34, 56, 0.4);
  padding: 22px 22px 18px;
  position: relative;
  opacity: 0; transform: translateY(20px);
  transition: opacity .8s, transform .8s;
}
.skill-group.in { opacity: 1; transform: translateY(0); }
.skill-group::before {
  content: ''; position: absolute; top: -1px; left: -1px;
  width: 14px; height: 14px; border-top: 1px solid var(--accent); border-left: 1px solid var(--accent);
}
.skill-group h3 {
  font-family: 'JetBrains Mono', monospace; font-size: 12px; letter-spacing: 0.2em;
  color: var(--accent); margin-bottom: 14px; display: flex; align-items: center; gap: 8px;
}
.skill-group h3::after {
  content: ''; flex: 1; height: 1px; background: var(--line-strong);
}
.skill-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.skill-tag {
  font-size: 12px; padding: 5px 10px;
  background: rgba(0, 212, 255, 0.05);
  border: 1px solid var(--line);
  color: var(--text);
  transition: all .2s;
  cursor: default;
}
.skill-tag:hover {
  background: var(--accent-soft);
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-1px);
}

/* ============================================
   CONTACT
   ============================================ */
.contact { text-align: center; padding-bottom: 120px; }
.contact-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px; margin-bottom: 40px;
}
.contact-block {
  padding: 28px 20px;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(0,212,255,0.04), transparent);
  transition: all .25s;
}
.contact-block:hover { border-color: var(--accent); transform: translateY(-3px); }
.contact-label {
  font-family: 'JetBrains Mono', monospace; font-size: 11px; letter-spacing: 0.2em;
  color: var(--text-faint); margin-bottom: 10px;
}
.contact-value {
  font-family: 'Orbitron', monospace; font-weight: 700;
  font-size: 16px; color: #fff; word-break: break-all;
}
a.contact-value:hover { color: var(--accent); }
.contact-cta { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

/* ============================================
   FOOTER
   ============================================ */
.footer {
  position: relative; z-index: 1;
  border-top: 1px solid var(--line);
  padding: 28px var(--pad);
  background: rgba(5, 10, 20, 0.6);
}
.footer-inner {
  max-width: var(--max); margin: 0 auto;
  display: flex; justify-content: space-between; align-items: center;
  font-size: 12px; color: var(--text-faint);
  font-family: 'JetBrains Mono', monospace; letter-spacing: 0.05em;
}
@media (max-width: 700px) { .footer-inner { flex-direction: column; gap: 10px; } }
.footer-left { display: flex; align-items: center; gap: 12px; }
.footer-left .logo-mark { width: 24px; height: 24px; font-size: 11px; }
.footer-right { display: flex; gap: 12px; align-items: center; }
.dot-sep { color: var(--accent); }

/* ============================================
   MODAL
   ============================================ */
.modal {
  position: fixed; inset: 0; z-index: 200;
  display: none; align-items: center; justify-content: center;
  padding: 20px;
}
.modal.open { display: flex; }
.modal-backdrop {
  position: absolute; inset: 0;
  background: rgba(5, 10, 20, 0.85);
  backdrop-filter: blur(8px);
  animation: fadeIn .3s;
}
.modal-card {
  position: relative; max-width: 760px; width: 100%;
  max-height: 88vh; overflow-y: auto;
  background: var(--bg-1);
  border: 1px solid var(--line-strong);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.5), 0 0 40px rgba(0, 212, 255, 0.1);
  animation: slideUp .4s cubic-bezier(0.2, 0.7, 0.2, 1);
}
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes slideUp { from { opacity: 0; transform: translateY(20px) scale(0.97); } to { opacity: 1; transform: translateY(0) scale(1); } }

.modal-close {
  position: absolute; top: 16px; right: 16px; z-index: 2;
  width: 36px; height: 36px;
  background: transparent; border: 1px solid var(--line-strong);
  color: var(--text-dim); display: grid; place-items: center;
  transition: all .2s;
}
.modal-close:hover { color: var(--accent); border-color: var(--accent); }

.modal-content { padding: 50px 40px 40px; }
@media (max-width: 600px) { .modal-content { padding: 40px 24px 30px; } }
.modal-content h2 {
  font-family: 'Orbitron', monospace; font-weight: 700; font-size: 26px;
  color: #fff; margin-bottom: 8px; padding-right: 40px;
}
.modal-content .m-sub { color: var(--accent); font-size: 13px; margin-bottom: 24px; font-family: 'JetBrains Mono', monospace; letter-spacing: 0.1em; }
.modal-content .m-section { margin-bottom: 24px; }
.modal-content .m-section h4 {
  font-family: 'JetBrains Mono', monospace; font-size: 11px; letter-spacing: 0.2em;
  color: var(--text-faint); margin-bottom: 12px;
  display: flex; align-items: center; gap: 8px;
}
.modal-content .m-section h4::after { content: ''; flex: 1; height: 1px; background: var(--line); }
.modal-content .m-section ul { list-style: none; }
.modal-content .m-section li {
  position: relative; padding-left: 18px; margin-bottom: 8px;
  color: var(--text-dim); font-size: 14px; line-height: 1.7;
}
.modal-content .m-section li::before {
  content: '▸'; position: absolute; left: 0; color: var(--accent); font-size: 11px; top: 5px;
}
.modal-content .m-section li strong { color: #fff; }
.modal-content .m-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 8px; margin-top: 8px;
}
.modal-content .m-grid div {
  background: var(--accent-soft); border: 1px solid var(--line);
  padding: 10px 12px; font-size: 12px;
}
.modal-content .m-grid div span { display: block; color: var(--text-faint); font-size: 10px; margin-bottom: 4px; letter-spacing: 0.1em; }
.modal-content .m-grid div b { color: var(--accent); font-family: 'Orbitron', monospace; font-size: 18px; }
.modal-content .m-stack { display: flex; flex-wrap: wrap; gap: 6px; }
.modal-content .m-stack span {
  font-size: 11px; padding: 4px 10px;
  background: var(--accent-soft); color: var(--accent);
  border: 1px solid var(--line-strong);
  font-family: 'JetBrains Mono', monospace;
}

/* 滚动条 */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: var(--bg-0); }
::-webkit-scrollbar-thumb { background: var(--line-strong); }
::-webkit-scrollbar-thumb:hover { background: var(--accent); }