/* =============================================================
   剪辑师个人作品集 · 样式
   深黑 / 炭灰 · 高对比白字 · 电影感
   ============================================================= */

:root {
  --bg: #0a0a0b;
  --bg-2: #0e0e10;
  --bg-3: #131316;
  --card: #15151a;
  --card-hover: #1a1a20;
  --line: #232329;
  --line-soft: #1c1c21;
  --text: #f4f4f5;
  --text-dim: #a1a1aa;
  --text-mute: #6f6f78;
  --accent: #e63946;
  --accent-soft: rgba(230, 57, 70, 0.14);
  --radius: 14px;
  --radius-sm: 9px;
  --maxw: 1280px;
  --nav-h: 68px;
  --shadow: 0 20px 50px -20px rgba(0, 0, 0, 0.8);
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

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

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

/* DarkVeil 动态背景（仅作品详情页 work.html 使用） */
.darkveil-canvas {
  position: fixed;
  inset: 0;
  z-index: -1;
  width: 100%;
  height: 100%;
  display: block;
  pointer-events: none;
  opacity: 0.45;
}
@media (prefers-reduced-motion: reduce) {
  .darkveil-canvas { opacity: 0.22; }
}

/* Grainient 统一动态背景（首页 Hero 下方内容区域，单层贯穿品牌条/作品/关于/联系/页脚） */
.grainient-canvas {
  position: fixed;
  inset: 0;
  z-index: -1;
  width: 100%;
  height: 100%;
  display: block;
  pointer-events: none;
  opacity: 0.88;
}
@media (prefers-reduced-motion: reduce) {
  .grainient-canvas { opacity: 0.55; }
}

img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
::selection { background: var(--accent); color: #fff; }

/* 滚动条 */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: #2a2a31; border-radius: 6px; }
::-webkit-scrollbar-thumb:hover { background: #3a3a43; }

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 clamp(20px, 4vw, 48px); }

.section { padding: clamp(64px, 9vw, 120px) 0; }
.section--tight { padding: clamp(48px, 7vw, 88px) 0; }

/* 版块标题 */
.sec-head { margin-bottom: clamp(32px, 5vw, 56px); }
.sec-eyebrow {
  display: inline-block;
  font-size: 12px;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}
.sec-title { font-size: clamp(26px, 4vw, 40px); font-weight: 700; letter-spacing: 0.02em; }
.sec-desc { margin-top: 10px; color: var(--text-dim); max-width: 640px; }

/* ============ 导航 ============ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  z-index: 60;
  display: flex;
  align-items: center;
  transition: background 0.35s var(--ease), border-color 0.35s var(--ease), backdrop-filter 0.35s;
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  background: rgba(10, 10, 11, 0.82);
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  border-bottom-color: var(--line-soft);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; width: 100%; }
.logo { font-size: 20px; font-weight: 700; letter-spacing: 0.04em; white-space: nowrap; }
.logo .dot { color: var(--accent); }
.logo small { font-size: 11px; letter-spacing: 0.28em; color: var(--text-mute); margin-left: 10px; font-weight: 400; }

.nav-menu { display: flex; align-items: center; gap: clamp(20px, 3vw, 38px); }
.nav-menu a {
  position: relative;
  font-size: 15px;
  color: var(--text-dim);
  letter-spacing: 0.08em;
  padding: 6px 0;
  transition: color 0.25s;
}
.nav-menu a::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 0; height: 2px;
  background: var(--accent);
  transition: width 0.3s var(--ease);
}
.nav-menu a:hover, .nav-menu a.active { color: var(--text); }
.nav-menu a:hover::after, .nav-menu a.active::after { width: 100%; }

.nav-burger { display: none; flex-direction: column; gap: 5px; padding: 8px; }
.nav-burger span { width: 22px; height: 2px; background: var(--text); transition: transform 0.3s var(--ease), opacity 0.3s; }

/* ============ 首页顶部全屏轮播 ============ */
.hero { position: relative; height: 100vh; min-height: 560px; max-height: 1080px; overflow: hidden; background: #050506; }
.hero-slides { position: relative; width: 100%; height: 100%; }
.hero-slide {
  position: absolute; inset: 0;
  opacity: 0; visibility: hidden;
  transition: opacity 0.9s var(--ease), visibility 0.9s;
  cursor: pointer;
}
.hero-slide.active { opacity: 1; visibility: visible; z-index: 1; }
.hero-slide img, .hero-slide .cover-ph { width: 100%; height: 100%; object-fit: cover; }
.hero-slide img { transform: scale(1.06); transition: transform 7s linear; }
.hero-slide.active img { transform: scale(1); }

/* 底部渐变遮罩保证可读性 */
.hero-slide::after {
  content: "";
  position: absolute; inset: 0;
  background:
    linear-gradient(to top, rgba(5,5,6,0.92) 0%, rgba(5,5,6,0.55) 34%, rgba(5,5,6,0) 62%),
    linear-gradient(to right, rgba(5,5,6,0.5) 0%, rgba(5,5,6,0) 55%);
  z-index: 1;
  pointer-events: none;
}
.hero-caption {
  position: absolute;
  left: 0; right: 0; bottom: clamp(72px, 13vh, 150px);
  z-index: 2;
  pointer-events: none;
}
.hero-caption .cat {
  display: inline-block;
  font-size: 13px;
  letter-spacing: 0.3em;
  color: var(--accent);
  padding: 5px 14px;
  border: 1px solid rgba(230, 57, 70, 0.5);
  border-radius: 100px;
  margin-bottom: 18px;
  background: rgba(0,0,0,0.28);
}
.hero-caption h2 {
  font-size: clamp(30px, 6vw, 68px);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: 0.01em;
  text-shadow: 0 4px 40px rgba(0,0,0,0.6);
}
.hero-caption .meta { margin-top: 16px; font-size: 15px; color: var(--text-dim); letter-spacing: 0.06em; }
.hero-caption .meta .sep { color: var(--text-mute); margin: 0 10px; }
.hero-hint {
  position: absolute; bottom: 26px; left: 50%; transform: translateX(-50%);
  z-index: 2; font-size: 12px; letter-spacing: 0.25em; color: var(--text-mute);
  pointer-events: none;
}

.hero-arrow {
  position: absolute; top: 50%; transform: translateY(-50%);
  z-index: 3;
  width: 52px; height: 52px;
  border-radius: 50%;
  display: grid; place-items: center;
  background: rgba(20,20,24,0.5);
  border: 1px solid rgba(255,255,255,0.14);
  color: #fff;
  font-size: 22px;
  backdrop-filter: blur(6px);
  transition: background 0.25s, border-color 0.25s, transform 0.25s;
}
.hero-arrow:hover { background: rgba(230,57,70,0.85); border-color: transparent; }
.hero-arrow.prev { left: clamp(12px, 3vw, 34px); }
.hero-arrow.next { right: clamp(12px, 3vw, 34px); }

.hero-dots {
  position: absolute; bottom: 30px; left: 50%; transform: translateX(-50%);
  z-index: 3; display: flex; gap: 9px;
}
.hero-dots button {
  width: 9px; height: 9px; border-radius: 100px;
  background: rgba(255,255,255,0.32);
  transition: width 0.3s var(--ease), background 0.3s;
}
.hero-dots button.active { width: 26px; background: var(--accent); }

/* ============ 品牌标志条 ============ */
.brands { border-top: 1px solid var(--line-soft); border-bottom: 1px solid var(--line-soft); background: transparent; padding: 26px 0; overflow: hidden; }
.brands-label { text-align: center; font-size: 12px; letter-spacing: 0.3em; color: var(--text-mute); margin-bottom: 16px; }
.brands-track-wrap { position: relative; }
.brands-track-wrap::before, .brands-track-wrap::after {
  content: ""; position: absolute; top: 0; bottom: 0; width: 120px; z-index: 2; pointer-events: none;
}
.brands-track-wrap::before { left: 0; background: linear-gradient(to right, rgba(5,5,6,0.85), transparent); }
.brands-track-wrap::after { right: 0; background: linear-gradient(to left, rgba(5,5,6,0.85), transparent); }
.brands-track { display: flex; gap: clamp(48px, 7vw, 90px); align-items: center; width: max-content; animation: brandScroll 28s linear infinite; }
.brands-track:hover { animation-play-state: paused; }
.brands-track .brand {
  font-size: clamp(18px, 2.4vw, 26px);
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--text-mute);
  white-space: nowrap;
  transition: color 0.3s;
}
.brands-track .brand:hover { color: var(--text); }
@keyframes brandScroll { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* ============ 全部作品 ============ */
.filters { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: clamp(28px, 4vw, 44px); }
.filter-btn {
  padding: 9px 20px;
  border-radius: 100px;
  font-size: 14px;
  letter-spacing: 0.04em;
  color: var(--text-dim);
  border: 1px solid var(--line);
  transition: all 0.25s var(--ease);
  white-space: nowrap;
}
.filter-btn:hover { color: var(--text); border-color: #3a3a43; }
.filter-btn.active { color: #fff; background: var(--accent); border-color: var(--accent); }

.works-grid-wrap { width: 100%; overflow-x: auto; overflow-y: hidden; padding: 0 clamp(20px, 4vw, 48px); }
.works-grid { display: grid; grid-template-columns: repeat(4, 1fr); column-gap: clamp(20px, 2.6vw, 38px); row-gap: clamp(16px, 1.8vw, 26px); width: 100%; max-width: 1184px; margin: 0 auto; }
.work-card { position: relative; display: block; }
.work-card .thumb {
  position: relative;
  width: 100%;
  min-width: 0;
  aspect-ratio: 16 / 9;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--card);
  border: 1px solid var(--line-soft);
}
.work-card .thumb img, .work-card .thumb .cover-ph { width: 100%; height: 100%; object-fit: cover; transition: transform 0.8s var(--ease), filter 0.8s var(--ease); }
.work-card:hover .thumb img { transform: scale(1.07); }
.work-card .thumb::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(5,5,6,0.55), transparent 45%);
  opacity: 0; transition: opacity 0.4s;
}
.work-card:hover .thumb::after { opacity: 1; }
.work-card .play-badge {
  position: absolute; left: 14px; bottom: 14px; z-index: 2;
  width: 42px; height: 42px; border-radius: 50%;
  display: grid; place-items: center;
  background: rgba(230,57,70,0.9); color: #fff;
  font-size: 15px;
  opacity: 0; transform: translateY(8px);
  transition: opacity 0.4s, transform 0.4s var(--ease);
}
.work-card:hover .play-badge { opacity: 1; transform: translateY(0); }
.work-card .cat-tag {
  position: absolute; top: 12px; left: 12px; z-index: 2;
  font-size: 11px; letter-spacing: 0.18em;
  color: #fff; background: rgba(10,10,11,0.6);
  border: 1px solid rgba(255,255,255,0.16);
  padding: 3px 10px; border-radius: 100px;
  backdrop-filter: blur(6px);
}
.work-card .title { position: static; margin-top: 12px; padding-left: 4px; font-size: 16px; font-weight: 600; letter-spacing: 0.02em; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; min-width: 0; max-width: 100%; }
.work-card .sub { position: static; margin-top: 5px; padding-left: 4px; font-size: 12px; color: var(--text-mute); letter-spacing: 0.04em; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; min-width: 0; max-width: 100%; }

/* ============ 关于我 ============ */
.about-grid { display: grid; grid-template-columns: 220px 1fr; gap: clamp(28px, 5vw, 56px); align-items: start; }
.avatar {
  width: 200px; height: 200px;
  border-radius: 20px;
  overflow: hidden;
  background: var(--card);
  border: 1px solid var(--line);
  position: relative;
}
.avatar img, .avatar .avatar-ph { width: 100%; height: 100%; object-fit: cover; border-radius: 20px; }
.avatar .avatar-ph { display: grid; place-items: center; color: #3a3a43; }
.about-info .name { font-size: clamp(24px, 3.4vw, 34px); font-weight: 700; }
.about-info .role-line { margin-top: 8px; color: var(--text-dim); font-size: 15px; letter-spacing: 0.06em; }
.about-info .role-line b { color: var(--text); font-weight: 600; }
.about-info .bio { margin-top: 20px; color: var(--text-dim); max-width: 720px; }
.about-tags { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 22px; }
.about-tags .tag { padding: 6px 15px; border-radius: 100px; font-size: 13px; background: var(--accent-soft); color: #ff8a92; border: 1px solid rgba(230,57,70,0.28); }
.about-status { margin-top: 22px; display: inline-flex; align-items: center; gap: 9px; font-size: 14px; color: var(--text-dim); }
.about-status .pulse { width: 8px; height: 8px; border-radius: 50%; background: #35c26a; box-shadow: 0 0 0 0 rgba(53,194,106,0.6); animation: pulse 2s infinite; }
@keyframes pulse { 70% { box-shadow: 0 0 0 9px rgba(53,194,106,0); } 100% { box-shadow: 0 0 0 0 rgba(53,194,106,0); } }

/* ============ 联系我 ============ */
.contact-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.contact-item {
  padding: 26px 24px;
  background: var(--card);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  transition: border-color 0.3s, transform 0.3s var(--ease);
}
.contact-item:hover { border-color: #34343d; transform: translateY(-3px); }
.contact-item .ic { font-size: 20px; margin-bottom: 14px; display: block; }
.contact-item .k { font-size: 12px; letter-spacing: 0.22em; color: var(--text-mute); text-transform: uppercase; }
.contact-item .v { margin-top: 8px; font-size: 16px; font-weight: 600; word-break: break-all; }
.contact-item .v.missing { color: var(--text-mute); font-weight: 400; font-size: 14px; }
.contact-item .v a.ext-link { display: inline-flex; align-items: center; gap: 6px; font-weight: 600; color: var(--text); transition: color 0.25s; }
.contact-item .v a.ext-link:hover { color: var(--accent); }
.contact-item .v .ext-arrow { font-size: 0.78em; color: var(--accent); line-height: 1; transition: transform 0.25s; }
.contact-item .v a.ext-link:hover .ext-arrow { transform: translate(2px, -2px); }

/* ============ 页脚 ============ */
.footer { border-top: 1px solid var(--line-soft); padding: 34px 0; background: transparent; }
.footer-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.footer .copy { font-size: 13px; color: var(--text-mute); letter-spacing: 0.04em; }
.footer .backtop {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 13px; color: var(--text-dim);
  padding: 9px 18px; border: 1px solid var(--line); border-radius: 100px;
  transition: all 0.25s;
}
.footer .backtop:hover { color: #fff; border-color: var(--accent); background: var(--accent-soft); }

/* ============ 通用占位 ============ */
.cover-ph {
  display: grid; place-items: center;
  background:
    radial-gradient(120% 120% at 80% -10%, rgba(230,57,70,0.28), transparent 55%),
    linear-gradient(135deg, #1c1c22 0%, #101014 60%, #0b0b0d 100%);
  color: var(--text-mute);
  text-align: center;
}
.cover-ph.has-thumb { background-size: cover; background-position: center; background-repeat: no-repeat; }
.cover-ph .ph-cat { font-size: 13px; letter-spacing: 0.3em; color: var(--accent); }
.cover-ph .ph-title { font-size: 22px; font-weight: 700; color: var(--text-dim); margin-top: 6px; }

.empty-note {
  padding: 40px 24px;
  text-align: center;
  color: var(--text-mute);
  font-size: 14px;
  letter-spacing: 0.08em;
  border: 1px dashed var(--line);
  border-radius: var(--radius);
  background: var(--bg-2);
}

/* ============ 播放层（首页原位展开） ============ */
.player-overlay {
  position: fixed; inset: 0; z-index: 100;
  background: rgba(5,5,6,0.94);
  backdrop-filter: blur(10px);
  display: flex; align-items: center; justify-content: center;
  padding: clamp(12px, 2.5vw, 36px);
  opacity: 0; visibility: hidden;
  transition: opacity 0.35s var(--ease), visibility 0.35s;
}
.player-overlay.open { opacity: 1; visibility: visible; }
.player-stage { width: 100%; max-width: min(94vw, 1560px); }
.player-frame {
  position: relative;
  aspect-ratio: 16 / 9;
  background: #000;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.player-frame iframe, .player-frame video { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.player-frame .cover-ph { position: absolute; inset: 0; }
.player-caption { margin-top: 18px; display: flex; align-items: center; justify-content: space-between; gap: 14px; }
.player-caption .t { font-size: 18px; font-weight: 600; }
.player-caption .t small { color: var(--text-mute); font-weight: 400; margin-left: 10px; font-size: 13px; }
.player-caption .watch-link { font-size: 14px; color: var(--accent); white-space: nowrap; }
.player-caption .watch-link:hover { text-decoration: underline; }

.po-close {
  position: absolute; top: 18px; right: 18px;
  width: 44px; height: 44px; border-radius: 50%;
  display: grid; place-items: center;
  background: rgba(20,20,24,0.6); border: 1px solid rgba(255,255,255,0.16);
  color: #fff; font-size: 20px;
  transition: background 0.25s, transform 0.25s;
  z-index: 2;
}
.po-close:hover { background: var(--accent); transform: rotate(90deg); }
.po-nav {
  position: absolute; top: 50%; transform: translateY(-50%);
  width: 48px; height: 48px; border-radius: 50%;
  display: grid; place-items: center;
  background: rgba(20,20,24,0.55); border: 1px solid rgba(255,255,255,0.14);
  color: #fff; font-size: 20px;
  transition: background 0.25s;
  z-index: 2;
}
.po-nav:hover { background: rgba(230,57,70,0.85); }
.po-nav.prev { left: clamp(8px, 2vw, 28px); }
.po-nav.next { right: clamp(8px, 2vw, 28px); }
.po-link-btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 28px; border-radius: 100px;
  background: var(--accent); color: #fff; font-size: 15px; font-weight: 600;
  transition: transform 0.25s, background 0.25s;
}
.po-link-btn:hover { background: #f04a56; transform: translateY(-2px); }

/* ============ 作品详情页 ============ */
.page-hero { padding-top: calc(var(--nav-h) + clamp(40px, 7vw, 80px)); }
.work-layout { display: grid; grid-template-columns: 1.75fr 1fr; gap: clamp(24px, 4vw, 48px); align-items: start; }
.work-player { position: relative; aspect-ratio: 16 / 9; background: #000; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line-soft); }
.work-player iframe, .work-player video { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.work-player .cover-ph { position: absolute; inset: 0; }

.work-info .cat { font-size: 12px; letter-spacing: 0.28em; color: var(--accent); }
.work-info h1 { font-size: clamp(26px, 4vw, 42px); font-weight: 800; margin-top: 10px; line-height: 1.2; }
.work-meta { margin-top: 24px; border-top: 1px solid var(--line-soft); }
.work-meta .row { display: flex; justify-content: space-between; gap: 16px; padding: 14px 0; border-bottom: 1px solid var(--line-soft); }
.work-meta .row .k { color: var(--text-mute); font-size: 14px; letter-spacing: 0.08em; white-space: nowrap; }
.work-meta .row .v { color: var(--text); font-weight: 500; text-align: right; }
.work-meta .row .v.missing { color: var(--text-mute); font-weight: 400; }
.work-cta { margin-top: 28px; display: flex; flex-direction: column; gap: 12px; }
.work-cta .btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 15px 24px; border-radius: 100px; font-size: 15px; font-weight: 600;
  border: 1px solid var(--line);
  transition: all 0.25s;
}
.work-cta .btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.work-cta .btn.primary:hover { background: #f04a56; }
.work-cta .btn.ghost:hover { border-color: #3a3a43; color: #fff; }

.work-pager { margin-top: clamp(48px, 7vw, 80px); display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.pager-card {
  display: flex; align-items: center; gap: 16px;
  padding: 18px;
  background: var(--card); border: 1px solid var(--line-soft); border-radius: var(--radius);
  transition: border-color 0.3s, transform 0.3s var(--ease);
}
.pager-card:hover { border-color: #34343d; transform: translateY(-2px); }
.pager-card.next { text-align: right; flex-direction: row-reverse; }
.pager-card .thumb { width: 88px; aspect-ratio: 16 / 10; border-radius: 9px; overflow: hidden; flex: none; background: var(--bg-3); }
.pager-card .thumb img, .pager-card .thumb .cover-ph { width: 100%; height: 100%; object-fit: cover; }
.pager-card .lbl { font-size: 11px; letter-spacing: 0.2em; color: var(--text-mute); }
.pager-card .tt { font-size: 15px; font-weight: 600; margin-top: 4px; }

.notfound { text-align: center; padding: clamp(80px, 14vw, 160px) 0; }
.notfound h1 { font-size: clamp(26px, 5vw, 44px); font-weight: 800; }
.notfound p { color: var(--text-dim); margin-top: 14px; }
.notfound .btn { display: inline-block; margin-top: 28px; padding: 13px 28px; border-radius: 100px; background: var(--accent); color: #fff; font-weight: 600; }

/* ============ 响应式 ============ */
@media (max-width: 1024px) {
  .works-grid { grid-template-columns: repeat(3, 1fr); }
  .works-grid-wrap { overflow: hidden; }
  .contact-grid { grid-template-columns: repeat(2, 1fr); }
  .work-layout { grid-template-columns: 1fr; }
}
@media (max-width: 760px) {
  .nav-menu {
    position: fixed; top: var(--nav-h); right: 0; left: 0;
    flex-direction: column; align-items: flex-start;
    gap: 0;
    background: rgba(10,10,11,0.97);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--line-soft);
    padding: 8px 20px 20px;
    transform: translateY(-12px);
    opacity: 0; visibility: hidden;
    transition: all 0.3s var(--ease);
  }
  .nav-menu.open { transform: translateY(0); opacity: 1; visibility: visible; }
  .nav-menu a { width: 100%; padding: 14px 0; border-bottom: 1px solid var(--line-soft); font-size: 16px; }
  .nav-burger { display: flex; }
  .nav-burger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-burger.open span:nth-child(2) { opacity: 0; }
  .nav-burger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  .works-grid { grid-template-columns: repeat(2, 1fr); gap: 14px; }
  .hero-caption h2 { font-size: 30px; }
  .hero-arrow { width: 42px; height: 42px; font-size: 18px; }
  .about-grid { grid-template-columns: 1fr; }
  .avatar { width: 140px; height: 140px; }
  .po-nav { width: 40px; height: 40px; font-size: 17px; }
  .po-nav.prev { left: 6px; } .po-nav.next { right: 6px; }
  .player-overlay { padding: 12px; align-items: center; }
  .work-pager { grid-template-columns: 1fr; }
}
@media (max-width: 460px) {
  .works-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .logo small { display: none; }
}

/* ============ 减少动效 ============ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  .brands-track { animation: none; transform: none; }
  .hero-slide img { transform: none; transition: none; }
}

/* =============================================================
   BorderGlow（移植自 React Bits，原生 CSS 实现）
   应用于：全部作品卡片、联系我卡片
   ============================================================= */
.border-glow-card {
  --edge-proximity: 0;
  --cursor-angle: 45deg;
  --edge-sensitivity: 30;
  --color-sensitivity: calc(var(--edge-sensitivity) + 20);
  --border-radius: 28px;
  --glow-padding: 40px;
  --cone-spread: 25;

  position: relative;
  border-radius: var(--border-radius);
  isolation: isolate;
  transform: translate3d(0, 0, 0.01px);
  display: grid;
  border: 1px solid rgb(255 255 255 / 15%);
  background: var(--card-bg, #120F17);
  overflow: visible;
  box-shadow:
    rgba(0, 0, 0, 0.1) 0px 1px 2px,
    rgba(0, 0, 0, 0.1) 0px 2px 4px,
    rgba(0, 0, 0, 0.1) 0px 4px 8px,
    rgba(0, 0, 0, 0.1) 0px 8px 16px,
    rgba(0, 0, 0, 0.1) 0px 16px 32px,
    rgba(0, 0, 0, 0.1) 0px 32px 64px;
}

.border-glow-card::before,
.border-glow-card::after,
.border-glow-card > .edge-light {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  transition: opacity 0.25s ease-out;
  z-index: -1;
}

.border-glow-card:not(:hover):not(.sweep-active)::before,
.border-glow-card:not(:hover):not(.sweep-active)::after,
.border-glow-card:not(:hover):not(.sweep-active) > .edge-light {
  opacity: 0;
  transition: opacity 0.75s ease-in-out;
}

.border-glow-card::before {
  border: 1px solid transparent;
  background:
    linear-gradient(var(--card-bg, #120F17) 0 100%) padding-box,
    linear-gradient(rgb(255 255 255 / 0%) 0% 100%) border-box,
    var(--gradient-one, radial-gradient(at 80% 55%, hsla(268, 100%, 76%, 1) 0px, transparent 50%)) border-box,
    var(--gradient-two, radial-gradient(at 69% 34%, hsla(349, 100%, 74%, 1) 0px, transparent 50%)) border-box,
    var(--gradient-three, radial-gradient(at 8% 6%, hsla(136, 100%, 78%, 1) 0px, transparent 50%)) border-box,
    var(--gradient-four, radial-gradient(at 41% 38%, hsla(192, 100%, 64%, 1) 0px, transparent 50%)) border-box,
    var(--gradient-five, radial-gradient(at 86% 85%, hsla(186, 100%, 74%, 1) 0px, transparent 50%)) border-box,
    var(--gradient-six, radial-gradient(at 82% 18%, hsla(52, 100%, 65%, 1) 0px, transparent 50%)) border-box,
    var(--gradient-seven, radial-gradient(at 51% 4%, hsla(12, 100%, 72%, 1) 0px, transparent 50%)) border-box,
    var(--gradient-base, linear-gradient(#c299ff 0 100%)) border-box;

  opacity: calc((var(--edge-proximity) - var(--color-sensitivity)) / (100 - var(--color-sensitivity)));

  mask-image:
    conic-gradient(
      from var(--cursor-angle) at center,
      black calc(var(--cone-spread) * 1%),
      transparent calc((var(--cone-spread) + 15) * 1%),
      transparent calc((100 - var(--cone-spread) - 15) * 1%),
      black calc((100 - var(--cone-spread)) * 1%)
    );
}

.border-glow-card::after {
  border: 1px solid transparent;
  background:
    var(--gradient-one, radial-gradient(at 80% 55%, hsla(268, 100%, 76%, 1) 0px, transparent 50%)) padding-box,
    var(--gradient-two, radial-gradient(at 69% 34%, hsla(349, 100%, 74%, 1) 0px, transparent 50%)) padding-box,
    var(--gradient-three, radial-gradient(at 8% 6%, hsla(136, 100%, 78%, 1) 0px, transparent 50%)) padding-box,
    var(--gradient-four, radial-gradient(at 41% 38%, hsla(192, 100%, 64%, 1) 0px, transparent 50%)) padding-box,
    var(--gradient-five, radial-gradient(at 86% 85%, hsla(186, 100%, 74%, 1) 0px, transparent 50%)) padding-box,
    var(--gradient-six, radial-gradient(at 82% 18%, hsla(52, 100%, 65%, 1) 0px, transparent 50%)) padding-box,
    var(--gradient-seven, radial-gradient(at 51% 4%, hsla(12, 100%, 72%, 1) 0px, transparent 50%)) padding-box,
    var(--gradient-base, linear-gradient(#c299ff 0 100%)) padding-box;

  mask-image:
    linear-gradient(to bottom, black, black),
    radial-gradient(ellipse at 50% 50%, black 40%, transparent 65%),
    radial-gradient(ellipse at 66% 66%, black 5%, transparent 40%),
    radial-gradient(ellipse at 33% 33%, black 5%, transparent 40%),
    radial-gradient(ellipse at 66% 33%, black 5%, transparent 40%),
    radial-gradient(ellipse at 33% 66%, black 5%, transparent 40%),
    conic-gradient(from var(--cursor-angle) at center, transparent 5%, black 15%, black 85%, transparent 95%);

  mask-composite: subtract, add, add, add, add, add;
  opacity: calc(var(--fill-opacity, 0.5) * (var(--edge-proximity) - var(--color-sensitivity)) / (100 - var(--color-sensitivity)));
  mix-blend-mode: soft-light;
}

.border-glow-card > .edge-light {
  inset: calc(var(--glow-padding) * -1);
  pointer-events: none;
  z-index: 1;

  mask-image:
    conic-gradient(
      from var(--cursor-angle) at center, black 2.5%, transparent 10%, transparent 90%, black 97.5%
    );

  opacity: calc((var(--edge-proximity) - var(--edge-sensitivity)) / (100 - var(--edge-sensitivity)));
  mix-blend-mode: plus-lighter;
}

.border-glow-card > .edge-light::before {
  content: "";
  position: absolute;
  inset: var(--glow-padding);
  border-radius: inherit;
  box-shadow:
    inset 0 0 0 1px var(--glow-color, hsl(40deg 80% 80% / 100%)),
    inset 0 0 1px 0 var(--glow-color-60, hsl(40deg 80% 80% / 60%)),
    inset 0 0 3px 0 var(--glow-color-50, hsl(40deg 80% 80% / 50%)),
    inset 0 0 6px 0 var(--glow-color-40, hsl(40deg 80% 80% / 40%)),
    inset 0 0 15px 0 var(--glow-color-30, hsl(40deg 80% 80% / 30%)),
    inset 0 0 25px 2px var(--glow-color-20, hsl(40deg 80% 80% / 20%)),
    inset 0 0 50px 2px var(--glow-color-10, hsl(40deg 80% 80% / 10%)),
    0 0 1px 0 var(--glow-color-60, hsl(40deg 80% 80% / 60%)),
    0 0 3px 0 var(--glow-color-50, hsl(40deg 80% 80% / 50%)),
    0 0 6px 0 var(--glow-color-40, hsl(40deg 80% 80% / 40%)),
    0 0 15px 0 var(--glow-color-30, hsl(40deg 80% 80% / 30%)),
    0 0 25px 2px var(--glow-color-20, hsl(40deg 80% 80% / 20%)),
    0 0 50px 2px var(--glow-color-10, hsl(40deg 80% 80% / 10%));
}

.border-glow-inner {
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
  z-index: 1;
}

/* =============================================================
   动效相关（motion.js）
   ============================================================= */
/* 标题遮罩揭开容器 */
.mask { overflow: hidden; }

/* 开场幕布 */
.intro-curtain {
  position: fixed;
  inset: 0;
  z-index: 300;
  background: #050506;
  display: grid;
  place-items: center;
}
.intro-logo { text-align: center; }
.intro-name {
  display: block;
  font-size: clamp(34px, 7vw, 60px);
  font-weight: 800;
  letter-spacing: 0.02em;
  color: #fff;
}
.intro-en {
  display: block;
  margin-top: 12px;
  font-size: 12px;
  letter-spacing: 0.42em;
  color: var(--text-mute);
}
.intro-logo::after {
  content: "";
  display: block;
  width: 44px;
  height: 2px;
  margin: 20px auto 0;
  background: var(--accent);
}