/* ===== HtmlMaker 官网样式 · Made by Nothing_Left2024 · Apache 2.0 ===== */

/* ---------- 基础 ---------- */
* { box-sizing: border-box; margin: 0; padding: 0; }

::selection { background: var(--accent-soft); color: var(--accent); }
:focus { outline: none; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 6px; }

::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--scrollbar); border-radius: 8px; border: 2px solid transparent; background-clip: padding-box; }
::-webkit-scrollbar-thumb:hover { background: var(--scrollbar-hover); background-clip: padding-box; border: 2px solid transparent; }
* { scrollbar-width: thin; scrollbar-color: var(--scrollbar) transparent; }

:root {
  /* 浅色主题 */
  --bg:#f2f2f7; --bg-2:#e9eaf0;
  --panel:#ffffff; --panel-2:#f7f7fa;
  --ink:#000000; --ink-soft:#3a3a3c; --ink-mute:#6e6e73;
  --line:#c6c6c8; --line-soft:#e5e5ea;
  --accent:#007aff; --accent-soft:#e0effd; --accent-glow:rgba(0,122,255,.35);
  --danger:#ff3b30;
  --scrollbar:#c6c6c8; --scrollbar-hover:#a8a8ac;
  --shadow-sm:0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);
  --shadow-md:0 4px 16px rgba(0,0,0,.08);
  --shadow-lg:0 12px 40px rgba(0,0,0,.12);
  --shadow-card:
    inset 0 1px 0 rgba(255,255,255,.6),
    0 1px 3px rgba(0,0,0,.06),
    0 4px 16px rgba(0,0,0,.06);
  --shadow-card-hover:
    inset 0 1px 0 rgba(255,255,255,.7),
    0 2px 6px rgba(0,0,0,.08),
    0 16px 40px rgba(0,0,0,.14);
  --shadow-primary:
    inset 0 1px 0 rgba(255,255,255,.3),
    0 1px 2px rgba(0,90,200,.4),
    0 8px 20px rgba(0,122,255,.35);
  --radius-card:20px; --radius-button:9px; --radius-pill:980px;
  --ease-spring:cubic-bezier(0.34, 1.56, 0.64, 1);
  --ease-smooth:cubic-bezier(0.4, 0, 0.2, 1);
  --maxw:1180px;
}

body.dark {
  --bg:#000000; --bg-2:#0a0a0c;
  --panel:#1c1c1e; --panel-2:#242426;
  --ink:#ffffff; --ink-soft:#ebebf5; --ink-mute:#8e8e93;
  --line:#38383a; --line-soft:#2c2c2e;
  --accent:#0a84ff; --accent-soft:#1c2a40; --accent-glow:rgba(10,132,255,.45);
  --danger:#ff453a;
  --scrollbar:#48484a; --scrollbar-hover:#636366;
  --shadow-sm:0 1px 3px rgba(0,0,0,.3), 0 1px 2px rgba(0,0,0,.2);
  --shadow-md:0 4px 16px rgba(0,0,0,.4);
  --shadow-lg:0 12px 40px rgba(0,0,0,.5);
  --shadow-card:
    inset 0 1px 0 rgba(255,255,255,.08),
    0 1px 3px rgba(0,0,0,.3),
    0 4px 16px rgba(0,0,0,.4);
  --shadow-card-hover:
    inset 0 1px 0 rgba(255,255,255,.10),
    0 2px 6px rgba(0,0,0,.4),
    0 16px 40px rgba(0,0,0,.6);
  --shadow-primary:
    inset 0 1px 0 rgba(255,255,255,.2),
    0 1px 2px rgba(0,80,180,.4),
    0 8px 24px rgba(10,132,255,.4);
}

html { scroll-behavior: smooth; }
body {
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;
  background:var(--bg); color:var(--ink);
  font-size:15px; line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
  transition:background-color .4s var(--ease-smooth), color .4s var(--ease-smooth);
}

a { color:inherit; text-decoration:none; }
button { font-family:inherit; cursor:pointer; border:none; background:none; color:inherit; }
svg { display:block; }

/* ---------- 通用按钮 ---------- */
.btn-primary, .btn-ghost {
  display:inline-flex; align-items:center; gap:8px;
  height:38px; padding:0 18px;
  border-radius:var(--radius-button);
  font-size:14px; font-weight:600; letter-spacing:.2px;
  transition:transform .18s var(--ease-spring), box-shadow .25s var(--ease-smooth), background-color .2s var(--ease-smooth), color .2s var(--ease-smooth);
  white-space:nowrap;
}
.btn-primary {
  background:var(--accent); color:#fff;
  box-shadow:var(--shadow-primary);
}
.btn-primary:hover { transform:translateY(-2px); box-shadow:inset 0 1px 0 rgba(255,255,255,.3), 0 4px 8px rgba(0,90,200,.4), 0 16px 36px var(--accent-glow); }
.btn-primary:active { transform:translateY(0) scale(.97); }

.btn-ghost {
  background:var(--panel); color:var(--ink);
  border:0.5px solid var(--line);
  box-shadow:var(--shadow-sm);
}
.btn-ghost:hover { transform:translateY(-2px); border-color:var(--accent); color:var(--accent); box-shadow:var(--shadow-md); }
.btn-ghost:active { transform:translateY(0) scale(.97); }

.btn-primary.lg, .btn-ghost.lg { height:46px; padding:0 26px; font-size:15px; border-radius:11px; }

.icon-btn {
  width:38px; height:38px; display:inline-flex; align-items:center; justify-content:center;
  border-radius:var(--radius-button);
  background:transparent; color:var(--ink-soft);
  transition:background-color .2s var(--ease-smooth), color .2s var(--ease-smooth), transform .18s var(--ease-spring);
}
.icon-btn:hover { background:var(--panel); color:var(--ink); transform:translateY(-1px); }
.icon-btn:active { transform:scale(.92); }

/* 主题切换图标显隐 */
.icon-sun { display:none; }
body.dark .icon-moon { display:none; }
body.dark .icon-sun { display:block; }

/* ---------- 顶部导航 ---------- */
.nav {
  position:fixed; top:0; left:0; right:0; z-index:100;
  height:60px;
  background:var(--nav-bg, rgba(255,255,255,.72));
  backdrop-filter:saturate(1.5) blur(20px);
  -webkit-backdrop-filter:saturate(1.5) blur(20px);
  border-bottom:0.5px solid var(--line);
  box-shadow:inset 0 -1px 0 rgba(255,255,255,.18);
  transition:background-color .35s var(--ease-smooth), border-color .35s var(--ease-smooth);
}
body.dark .nav {
  background:rgba(20,20,22,.72);
  box-shadow:inset 0 -1px 0 rgba(255,255,255,.04);
}
.nav-inner {
  max-width:var(--maxw); margin:0 auto; height:100%;
  padding:0 24px; display:flex; align-items:center; gap:24px;
}
.nav-brand {
  display:flex; align-items:center; gap:10px;
  font-weight:700; font-size:16px; letter-spacing:-.2px;
}
.brand-mark {
  width:28px; height:28px; display:inline-flex; align-items:center; justify-content:center;
  border-radius:7px; overflow:hidden;
  filter:drop-shadow(0 1px 2px rgba(0,0,0,.15));
  box-shadow:inset 0 1px 0 rgba(255,255,255,.30);
  transition:transform .35s var(--ease-spring);
}
.brand-mark:hover { transform:rotate(-6deg) scale(1.08); }
.brand-name {
  background:linear-gradient(135deg, var(--ink) 0%, var(--accent) 100%);
  -webkit-background-clip:text; background-clip:text;
  -webkit-text-fill-color:transparent;
}
.nav-links { display:flex; gap:6px; margin-left:8px; }
.nav-links a {
  padding:8px 14px; border-radius:8px;
  font-size:14px; color:var(--ink-soft); font-weight:500;
  transition:background-color .2s var(--ease-smooth), color .2s var(--ease-smooth);
}
.nav-links a:hover { color:var(--ink); background:var(--panel-2); }
.nav-actions { margin-left:auto; display:flex; align-items:center; gap:8px; }

@media (max-width: 760px) {
  .nav-links { display:none; }
  .nav-inner { padding:0 16px; gap:12px; }
  .btn-ghost span, .btn-primary + .btn-ghost span { display:none; }
  .btn-ghost { padding:0; width:38px; justify-content:center; }
}

/* ---------- Hero ---------- */
.hero {
  position:relative;
  min-height:100vh;
  padding:120px 24px 80px;
  display:flex; align-items:center; justify-content:center;
  overflow:hidden;
  background:var(--bg);
}
.hero-bg { position:absolute; inset:0; z-index:0; pointer-events:none; }

/* 网格底纹 */
.grid-layer {
  position:absolute; inset:0;
  background-image:
    linear-gradient(var(--line-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-soft) 1px, transparent 1px);
  background-size:60px 60px;
  background-position:center;
  opacity:.35;
  -webkit-mask-image:radial-gradient(ellipse 80% 60% at 50% 40%, #000 30%, transparent 75%);
  mask-image:radial-gradient(ellipse 80% 60% at 50% 40%, #000 30%, transparent 75%);
}

/* 装饰光晕 */
.glow {
  position:absolute; border-radius:50%;
  filter:blur(80px);
  opacity:.55;
  animation:floatGlow 14s ease-in-out infinite;
}
.glow-a {
  width:520px; height:520px;
  background:radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  top:-100px; left:-120px;
}
.glow-b {
  width:480px; height:480px;
  background:radial-gradient(circle, rgba(175,82,222,.35) 0%, transparent 70%);
  bottom:-120px; right:-100px;
  animation-delay:-7s;
}
body.dark .glow { opacity:.5; }

@keyframes floatGlow {
  0%,100% { transform:translate(0,0) scale(1); }
  50% { transform:translate(30px,-20px) scale(1.08); }
}

.hero-inner {
  position:relative; z-index:1;
  max-width:var(--maxw); width:100%;
  text-align:center;
}

.hero-badge {
  display:inline-flex; align-items:center; gap:8px;
  height:32px; padding:0 14px;
  background:var(--panel); border:0.5px solid var(--line);
  border-radius:var(--radius-pill);
  font-size:12px; color:var(--ink-soft); font-weight:500;
  box-shadow:var(--shadow-sm);
  margin-bottom:28px;
}
.hero-badge .dot {
  width:6px; height:6px; border-radius:50%;
  background:#34c759;
  box-shadow:0 0 8px rgba(52,199,89,.6);
  animation:pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%,100% { opacity:1; }
  50% { opacity:.4; }
}

.hero-title {
  font-size:clamp(38px, 6.5vw, 76px);
  font-weight:800; line-height:1.05; letter-spacing:-1.5px;
  margin-bottom:24px;
}
.hero-title .accent {
  background:linear-gradient(135deg, var(--accent) 0%, #af52de 100%);
  -webkit-background-clip:text; background-clip:text;
  -webkit-text-fill-color:transparent;
}
.hero-sub {
  font-size:clamp(15px, 1.6vw, 18px);
  color:var(--ink-soft); line-height:1.7;
  max-width:580px; margin:0 auto 40px;
}

.hero-cta {
  display:flex; gap:14px; justify-content:center; flex-wrap:wrap;
  margin-bottom:80px;
}

/* 漂浮积木装饰 */
.hero-blocks { position:relative; height:0; }
.float-block {
  position:absolute;
  padding:10px 18px;
  background:var(--panel);
  border:0.5px solid var(--line);
  border-radius:12px;
  font-size:13px; font-weight:700; font-family:Consolas,monospace;
  color:var(--c);
  box-shadow:var(--shadow-card);
  opacity:.85;
  animation:floatBlock 8s ease-in-out infinite;
}
.float-block.b-html { top:-260px; left:5%; transform:rotate(-8deg); animation-delay:0s; }
.float-block.b-css  { top:-180px; right:8%; transform:rotate(6deg); animation-delay:-2s; }
.float-block.b-js   { top:-340px; right:25%; transform:rotate(-4deg); animation-delay:-4s; }
.float-block.b-html.small { top:-120px; left:18%; transform:rotate(4deg); animation-delay:-1s; padding:8px 14px; font-size:11px; }
.float-block.b-css.small  { top:-220px; right:5%; transform:rotate(-10deg); animation-delay:-5s; padding:8px 14px; font-size:11px; }

@keyframes floatBlock {
  0%,100% { transform:translateY(0) rotate(var(--r, 0deg)); }
  50% { transform:translateY(-14px) rotate(var(--r, 0deg)); }
}

@media (max-width: 760px) {
  .float-block { display:none; }
  .hero { padding-top:100px; }
  .hero-cta { margin-bottom:40px; }
}

/* ---------- 数据条 ---------- */
.stat-bar {
  max-width:var(--maxw); margin:0 auto;
  padding:32px 24px;
  display:flex; align-items:center; justify-content:center; gap:0;
  background:var(--panel);
  border:0.5px solid var(--line);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-card);
  position:relative;
  top:-40px;
  flex-wrap:wrap;
}
.stat { flex:1; min-width:120px; text-align:center; padding:8px 16px; }
.stat-num {
  font-size:32px; font-weight:800; letter-spacing:-.5px;
  background:linear-gradient(135deg, var(--ink) 0%, var(--accent) 100%);
  -webkit-background-clip:text; background-clip:text;
  -webkit-text-fill-color:transparent;
}
.stat-label { font-size:13px; color:var(--ink-mute); margin-top:4px; }
.stat-divider { width:0.5px; height:36px; background:var(--line); }
@media (max-width: 640px) {
  .stat { min-width:45%; padding:12px; }
  .stat-divider { display:none; }
  .stat-bar { top:-20px; gap:8px; }
}

/* ---------- 通用区块 ---------- */
.section {
  max-width:var(--maxw); margin:0 auto;
  padding:80px 24px;
}
.section-head { text-align:center; margin-bottom:56px; }
.section-tag {
  display:inline-block;
  font-size:11px; font-weight:700; letter-spacing:2px;
  color:var(--accent); padding:4px 12px;
  background:var(--accent-soft); border-radius:var(--radius-pill);
  margin-bottom:16px;
}
.section-title {
  font-size:clamp(28px, 3.5vw, 40px);
  font-weight:800; letter-spacing:-.8px; margin-bottom:12px;
}
.section-desc {
  font-size:15px; color:var(--ink-soft); max-width:560px; margin:0 auto;
}

/* ---------- 功能卡片 ---------- */
.feature-grid {
  display:grid;
  grid-template-columns:repeat(3, 1fr);
  gap:20px;
}
@media (max-width: 900px) { .feature-grid { grid-template-columns:repeat(2, 1fr); } }
@media (max-width: 560px) { .feature-grid { grid-template-columns:1fr; } }

.feature-card {
  background:var(--panel);
  border:0.5px solid var(--line);
  border-radius:var(--radius-card);
  padding:28px 24px;
  box-shadow:var(--shadow-card);
  transition:transform .25s var(--ease-spring), box-shadow .25s var(--ease-smooth), border-color .25s var(--ease-smooth);
  position:relative; overflow:hidden;
}
.feature-card::before {
  content:""; position:absolute; top:0; left:0; right:0; height:3px;
  background:linear-gradient(90deg, transparent, var(--c, var(--accent)), transparent);
  opacity:0;
  transition:opacity .3s var(--ease-smooth);
}
.feature-card:hover {
  transform:translateY(-4px);
  border-color:var(--c, var(--accent));
  box-shadow:var(--shadow-card-hover);
}
.feature-card:hover::before { opacity:1; }
.feature-icon {
  width:48px; height:48px;
  display:inline-flex; align-items:center; justify-content:center;
  border-radius:12px;
  background:color-mix(in srgb, var(--c) 14%, transparent);
  color:var(--c);
  margin-bottom:16px;
  transition:transform .25s var(--ease-spring);
}
.feature-card:hover .feature-icon { transform:scale(1.08) rotate(-4deg); }
.feature-card h3 {
  font-size:18px; font-weight:700; letter-spacing:-.3px; margin-bottom:8px;
}
.feature-card p {
  font-size:14px; color:var(--ink-soft); line-height:1.65;
}

/* ---------- 预览展示 ---------- */
.showcase-section { padding-top:40px; }
.showcase {
  background:var(--panel);
  border:0.5px solid var(--line);
  border-radius:24px;
  padding:14px;
  box-shadow:var(--shadow-lg);
  overflow:hidden;
  position:relative;
}
.showcase::before {
  content:""; position:absolute;
  top:-100px; left:50%; transform:translateX(-50%);
  width:400px; height:200px; border-radius:50%;
  background:radial-gradient(ellipse at center, var(--accent-glow) 0%, transparent 70%);
  filter:blur(40px);
  pointer-events:none;
  opacity:.5;
}
.showcase-mock { position:relative; z-index:1; }

.mock-topbar {
  height:36px;
  background:var(--panel-2);
  border-radius:14px 14px 0 0;
  display:flex; align-items:center; gap:8px;
  padding:0 14px;
  border-bottom:0.5px solid var(--line);
}
.mock-topbar .dot { width:12px; height:12px; border-radius:50%; }
.dot.red { background:#ff5f57; }
.dot.yellow { background:#febc2e; }
.dot.green { background:#28c840; }
.mock-title {
  margin-left:12px; font-size:12px; color:var(--ink-mute); font-weight:500;
}

.mock-body {
  display:grid;
  grid-template-columns:200px 1fr 360px;
  min-height:420px;
  background:var(--bg-2);
  border-radius:0 0 14px 14px;
  overflow:hidden;
}
.mock-palette {
  background:var(--panel-2);
  border-right:0.5px solid var(--line);
  display:flex;
}
.mock-rail {
  width:42px; background:var(--bg-2);
  border-right:0.5px solid var(--line-soft);
  padding:12px 6px;
  display:flex; flex-direction:column; gap:8px; align-items:center;
}
.rail-item {
  width:28px; height:28px; border-radius:8px;
  background:color-mix(in srgb, var(--c) 25%, transparent);
  border:1.5px solid var(--c);
}
.rail-item.active { background:var(--c); box-shadow:0 0 0 3px color-mix(in srgb, var(--c) 30%, transparent); }

.mock-list {
  flex:1; padding:12px 10px;
  display:flex; flex-direction:column; gap:6px;
}
.mock-block {
  padding:8px 12px;
  background:color-mix(in srgb, var(--c) 14%, var(--panel));
  border-left:3px solid var(--c);
  border-radius:6px;
  font-size:12px; font-weight:600; font-family:Consolas,monospace;
  color:var(--c);
}

.mock-workspace {
  padding:20px;
  background:var(--bg-2);
  display:flex; align-items:flex-start; justify-content:center;
  overflow:hidden;
}
.mock-ws-block {
  width:100%;
  padding:10px 12px;
  background:color-mix(in srgb, var(--c) 10%, var(--panel));
  border:1.5px solid color-mix(in srgb, var(--c) 40%, transparent);
  border-radius:10px;
  display:flex; flex-direction:column; gap:6px;
}
.mock-ws-block.root { max-width:380px; gap:8px; padding:14px; }
.mock-ws-tag {
  font-size:11px; font-weight:600; font-family:Consolas,monospace;
  color:var(--c);
  padding:2px 6px;
  background:color-mix(in srgb, var(--c) 16%, transparent);
  border-radius:4px;
  align-self:flex-start;
}

.mock-code {
  background:#1c1c1e;
  border-left:0.5px solid var(--line);
  padding:16px 14px;
  font-family:Consolas, "SF Mono", monospace;
  font-size:12px; line-height:1.8;
  color:#c7c7cc;
  overflow:auto;
}
body:not(.dark) .mock-code { background:#fafafa; color:#3a3a3c; }
.code-line { white-space:pre; }
.code-line.indent-1 { padding-left:18px; }
.tk-tag { color:#ff8c1a; }
.tk-attr { color:#af52de; }
.tk-str { color:#34c759; }
body:not(.dark) .tk-tag { color:#c2410c; }
body:not(.dark) .tk-attr { color:#7c3aed; }
body:not(.dark) .tk-str { color:#15803d; }

@media (max-width: 900px) {
  .mock-body { grid-template-columns:1fr; }
  .mock-palette, .mock-code { display:none; }
}

/* ---------- 技术卡片 ---------- */
.tech-grid {
  display:grid;
  grid-template-columns:repeat(4, 1fr);
  gap:18px;
}
@media (max-width: 900px) { .tech-grid { grid-template-columns:repeat(2, 1fr); } }
@media (max-width: 560px) { .tech-grid { grid-template-columns:1fr; } }

.tech-card {
  background:var(--panel);
  border:0.5px solid var(--line);
  border-radius:var(--radius-card);
  padding:28px 22px;
  box-shadow:var(--shadow-card);
  transition:transform .25s var(--ease-spring), box-shadow .25s var(--ease-smooth);
  position:relative; overflow:hidden;
}
.tech-card:hover {
  transform:translateY(-4px);
  box-shadow:var(--shadow-card-hover);
}
.tech-num {
  font-size:13px; font-weight:700; letter-spacing:2px;
  color:var(--accent);
  font-family:Consolas, monospace;
  margin-bottom:14px;
}
.tech-card h3 {
  font-size:17px; font-weight:700; letter-spacing:-.3px; margin-bottom:8px;
}
.tech-card p {
  font-size:13.5px; color:var(--ink-soft); line-height:1.65;
}

/* ---------- 路线图 ---------- */
.roadmap-section { padding-top:40px; }
.roadmap-list {
  display:flex; flex-direction:column; gap:14px;
  max-width:760px; margin:0 auto;
}
.roadmap-item {
  display:grid;
  grid-template-columns:90px 100px 1fr;
  align-items:center; gap:18px;
  padding:18px 22px;
  background:var(--panel);
  border:0.5px solid var(--line);
  border-radius:14px;
  box-shadow:var(--shadow-sm);
  transition:transform .2s var(--ease-spring), box-shadow .25s var(--ease-smooth);
  position:relative; overflow:hidden;
}
.roadmap-item:hover { transform:translateX(4px); box-shadow:var(--shadow-md); }
.roadmap-item::before {
  content:""; position:absolute; left:0; top:0; bottom:0; width:3px;
  background:var(--c, var(--line));
}
.roadmap-item.done { --c:#8e8e93; }
.roadmap-item.current { --c:var(--accent); box-shadow:var(--shadow-card); }
.roadmap-item.planned { --c:var(--line); }
.rm-status {
  font-size:11px; font-weight:600; letter-spacing:.5px;
  color:var(--c, var(--ink-mute));
  text-transform:uppercase;
}
.rm-version {
  font-size:18px; font-weight:800; font-family:Consolas, monospace;
  color:var(--ink);
}
.roadmap-item.current .rm-version { color:var(--accent); }
.rm-title {
  font-size:14px; color:var(--ink-soft);
}
@media (max-width: 640px) {
  .roadmap-item { grid-template-columns:1fr; gap:6px; padding:16px 18px; }
}

/* ---------- 最终 CTA ---------- */
.cta-section { padding:80px 24px 100px; }
.cta-card {
  max-width:var(--maxw); margin:0 auto;
  padding:64px 32px;
  background:var(--panel);
  border:0.5px solid var(--line);
  border-radius:32px;
  text-align:center;
  box-shadow:var(--shadow-lg);
  position:relative; overflow:hidden;
}
.cta-glow {
  position:absolute; top:-120px; left:50%; transform:translateX(-50%);
  width:520px; height:240px; border-radius:50%;
  background:radial-gradient(ellipse at center,
    rgba(0,122,255,.30) 0%,
    rgba(175,82,222,.20) 35%,
    transparent 70%);
  filter:blur(30px);
  pointer-events:none;
}
body.dark .cta-glow {
  background:radial-gradient(ellipse at center,
    rgba(10,132,255,.35) 0%,
    rgba(175,82,222,.25) 35%,
    transparent 70%);
}
.cta-card h2 {
  position:relative; z-index:1;
  font-size:clamp(28px, 3.5vw, 40px);
  font-weight:800; letter-spacing:-.8px; margin-bottom:10px;
}
.cta-card p {
  position:relative; z-index:1;
  font-size:15px; color:var(--ink-soft); margin-bottom:32px;
}
.cta-actions {
  position:relative; z-index:1;
  display:flex; gap:14px; justify-content:center; flex-wrap:wrap;
}

/* ---------- 页脚 ---------- */
.footer {
  background:var(--panel);
  border-top:0.5px solid var(--line);
  padding:56px 24px 28px;
}
.footer-inner {
  max-width:var(--maxw); margin:0 auto;
  display:flex; justify-content:space-between; gap:48px;
  flex-wrap:wrap;
}
.footer-brand { display:flex; align-items:center; gap:12px; }
.footer-name { font-size:16px; font-weight:700; letter-spacing:-.2px; }
.footer-tagline { font-size:12px; color:var(--ink-mute); margin-top:2px; }

.footer-cols {
  display:flex; gap:48px; flex-wrap:wrap;
}
.footer-col { display:flex; flex-direction:column; gap:10px; }
.footer-h {
  font-size:11px; font-weight:700; letter-spacing:1.5px;
  color:var(--ink-mute); text-transform:uppercase; margin-bottom:4px;
}
.footer-col a {
  font-size:13.5px; color:var(--ink-soft);
  transition:color .2s var(--ease-smooth), transform .2s var(--ease-spring);
}
.footer-col a:hover { color:var(--accent); transform:translateX(2px); }

.footer-bottom {
  max-width:var(--maxw); margin:40px auto 0;
  padding-top:24px;
  border-top:0.5px solid var(--line-soft);
  display:flex; justify-content:space-between; gap:16px;
  font-size:12px; color:var(--ink-mute);
  flex-wrap:wrap;
}

@media (max-width: 640px) {
  .footer-inner { flex-direction:column; gap:32px; }
  .footer-bottom { flex-direction:column; gap:8px; text-align:center; }
}

/* ---------- 滚动入场动画 ---------- */
.reveal {
  opacity:0;
  transform:translateY(24px);
  transition:opacity .7s var(--ease-smooth), transform .7s var(--ease-spring);
  will-change:transform, opacity;
}
.reveal.in {
  opacity:1;
  transform:translateY(0);
}

/* 平滑滚动锚点偏移（避开固定导航） */
:target { scroll-margin-top:80px; }