/* =========================================================
   火凡 HUOFAN — 团队作品站
   ========================================================= */

@font-face { font-family: "Archivo Black"; src: url("../fonts/archivo-black-latin.woff2") format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "Space Mono"; src: url("../fonts/space-mono-latin.woff2") format("woff2"); font-weight: 400; font-display: swap; }

:root {
  --ink: #0a0a0b;
  --paper: #ece7dd;
  --fg: #e9e4da;
  --dim: rgba(233, 228, 218, 0.46);
  --faint: rgba(233, 228, 218, 0.14);
  --acid: #dcff3c;
  --pad: clamp(18px, 3.4vw, 54px);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --latin: "Archivo Black", "Helvetica Neue", Arial, sans-serif;
  --mono: "Space Mono", ui-monospace, Menlo, monospace;
  --cn: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html, body { background: var(--ink); }
body { margin: 0; color: var(--fg); font-family: var(--cn); font-size: 15px; line-height: 1.6; overflow-x: hidden; -webkit-font-smoothing: antialiased; }
img, video { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
::selection { background: var(--acid); color: #000; }

/* ---------- 覆盖层 ---------- */
.grain {
  position: fixed; inset: -50%; z-index: 60; pointer-events: none; opacity: 0.05; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='140' height='140'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3'/></filter><rect width='140' height='140' filter='url(%23n)'/></svg>");
  animation: grain 6s steps(6) infinite;
}
@keyframes grain { 0%,100%{transform:translate(0,0)} 20%{transform:translate(-3%,2%)} 40%{transform:translate(2%,-3%)} 60%{transform:translate(-2%,-2%)} 80%{transform:translate(3%,1%)} }

/* ---------- 顶栏 ---------- */
.topbar {
  position: fixed; inset: 0 0 auto 0; z-index: 65;
  display: flex; align-items: center; justify-content: space-between; gap: 20px;
  padding: 14px var(--pad);
  background: transparent;
  /* 反色混合：深色媒体上是白字，浅色版面自动变黑，不需要底栏 */
  mix-blend-mode: difference;
  color: #fff;
}
.brand {
  display: flex; align-items: baseline;
  font-family: var(--cn); font-size: clamp(0.74rem, 0.92vw, 0.84rem);
  font-weight: 400; letter-spacing: 0.04em; line-height: 1;
}
.brand__dot { margin: 0 6px; opacity: 0.6; }
.brand__ai {
  font-family: var(--latin); font-size: 1.06em; letter-spacing: 0.02em;
  margin-right: 1px;
}
.brand__group { letter-spacing: 0.06em; }
.nav { display: flex; gap: clamp(12px, 2.2vw, 30px); }
.navlink { position: relative; font-size: 0.78rem; letter-spacing: 0.14em; color: #fff; padding-bottom: 3px; }
.navlink::after { content: ""; position: absolute; left: 0; bottom: 0; width: 100%; height: 1px; background: currentColor; transform: scaleX(0); transform-origin: 0 50%; transition: transform 0.5s var(--ease); }
.navlink:hover::after, .navlink.is-on::after { transform: scaleX(1); }
.topbar__meta { font-family: var(--mono); font-size: 0.62rem; letter-spacing: 0.08em; color: #fff; }
.topbar__meta a { opacity: 0.92; }

/* ---------- 移动端菜单 ---------- */
.menuBtn { display: none; width: 28px; height: 20px; padding: 0; border: 0; background: none; cursor: pointer; flex-direction: column; justify-content: space-between; }
.menuBtn span { display: block; height: 1.5px; width: 100%; background: #fff; transition: transform .4s var(--ease), opacity .3s; }
.menuBtn.is-on span:nth-child(1) { transform: translateY(9px) rotate(45deg); }
.menuBtn.is-on span:nth-child(2) { opacity: 0; }
.menuBtn.is-on span:nth-child(3) { transform: translateY(-9px) rotate(-45deg); }
.mnav { position: fixed; inset: 0; z-index: 64; display: none; background: #0a0a0b; padding: 90px var(--pad) 40px; }
.mnav.is-on { display: block; }
.mnav__inner { display: flex; flex-direction: column; gap: 6px; }
.mnav a { display: flex; align-items: baseline; gap: 12px; padding: 14px 0; border-bottom: 1px solid var(--faint); font-size: 1.5rem; font-weight: 600; letter-spacing: -0.02em; }
.mnav a em { font-family: var(--mono); font-style: normal; font-size: 0.56rem; letter-spacing: 0.18em; color: var(--dim); }
.mnav__mail { margin-top: 26px; border: 0 !important; font-family: var(--mono); font-size: 0.8rem !important; font-weight: 400 !important; color: var(--dim); }

/* ---------- 通用 ---------- */
.kicker { margin: 0 0 14px; font-family: var(--mono); font-size: 0.64rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--dim); }
.tick { display: inline-block; width: 22px; height: 1px; background: var(--acid); animation: tick 2.2s var(--ease) infinite; }
@keyframes tick { 0%,100%{transform:scaleX(0.3);opacity:.5} 50%{transform:scaleX(1);opacity:1} }
.line { display: block; overflow: hidden; padding-bottom: 0.04em; }
.line__in { display: block; transform: translateY(112%); }
.is-in .line__in { transform: translateY(0); transition: transform 1.15s var(--ease); }

/* ---------- HERO（复刻概念版） ---------- */
.hero { height: 220vh; position: relative; }
.hero__pin { position: sticky; top: 0; height: 100svh; overflow: hidden; }
.hero__layer { position: absolute; inset: 0; will-change: transform, opacity; }
.hero__media { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.hero__layer .hero__media { transform: scale(1.06); filter: saturate(0.94); }
.hero__scrim {
  position: absolute; inset: 0;
  background:
    linear-gradient(180deg, rgba(5,5,6,0.66) 0%, rgba(5,5,6,0.1) 34%, rgba(5,5,6,0.56) 78%, rgba(5,5,6,0.95) 100%),
    linear-gradient(90deg, rgba(5,5,6,0.55) 0%, transparent 54%);
}
.wide__tag {
  position: absolute; right: var(--pad); top: clamp(64px, 9vh, 92px);
  display: flex; align-items: center; gap: 8px;
  font-family: var(--mono); font-size: 0.58rem; letter-spacing: 0.14em; color: rgba(233,228,218,0.85);
}
.wide__tag span { padding: 3px 6px; border: 1px solid rgba(255,255,255,0.24); font-size: 0.55rem; }
.wide__tag i { font-style: normal; color: #0a0a0b; background: var(--acid); padding: 2px 5px; font-size: 0.52rem; }

.hero__plateWrap {
  position: absolute; right: clamp(28px, 9vw, 150px); top: 50%;
  transform: translateY(-50%); height: 62svh; aspect-ratio: 9 / 16; pointer-events: none;
}
.hero__plate { position: absolute; inset: 0; overflow: hidden; border: 1px solid rgba(255,255,255,0.16); box-shadow: 0 40px 120px rgba(0,0,0,0.6); will-change: transform, opacity; opacity: 0; }
.hero__plate .hero__media { position: relative; width: 100%; height: 100%; object-fit: cover; }
.plate__tag { position: absolute; left: 12px; bottom: 12px; display: flex; align-items: center; gap: 7px;
  font-family: var(--mono); font-size: 0.56rem; letter-spacing: 0.1em; background: rgba(0,0,0,0.45); backdrop-filter: blur(6px); padding: 5px 9px; }
.plate__tag i { width: 5px; height: 5px; border-radius: 50%; background: #ff3b30; }
.plate__line { position: absolute; left: 0; top: 0; width: 1px; height: 100%;
  background: linear-gradient(180deg, transparent, rgba(220,255,60,0.85), transparent); opacity: 0.7; }

.hero__copy { position: absolute; left: var(--pad); bottom: clamp(96px, 15vh, 190px); max-width: min(64vw, 900px); }
.hero__copy--b { bottom: auto; top: 50%; transform: translateY(-46%); opacity: 0; }
.hero__logo { display: block; height: clamp(72px, 10vw, 168px); width: auto; fill: var(--paper); }
.hero__title { margin: 0; font-size: clamp(4rem, 15vw, 15rem); line-height: 0.86; letter-spacing: -0.05em; font-weight: 700; }
.hero__title--sm { font-size: clamp(2.2rem, 6.4vw, 6rem); line-height: 1; }
.hero__sub { margin: 18px 0 0; font-size: clamp(0.78rem, 1.3vw, 0.95rem); letter-spacing: 0.22em; color: rgba(233,228,218,0.75); }
.hero__link {
  display: inline-flex; align-items: center; gap: 8px; margin-top: 26px;
  font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.16em;
  padding-bottom: 6px; border-bottom: 1px solid rgba(233,228,218,0.32);
  transition: color .4s var(--ease), border-color .4s var(--ease);
}
.hero__link span { transition: transform .5s var(--ease); }
.hero__link:hover { color: var(--acid); border-color: var(--acid); }
.hero__link:hover span { transform: translate(3px, -3px); }

.hero__foot { position: absolute; left: var(--pad); right: var(--pad); bottom: 26px; display: flex; align-items: center; gap: 10px;
  font-family: var(--mono); font-size: 0.6rem; letter-spacing: 0.16em; color: var(--dim); }
.hero__hint { margin-left: auto; }

.rev { opacity: 0; transform: translateY(16px); transition: opacity 0.8s var(--ease), transform 0.8s var(--ease); }
.rev.in { opacity: 1; transform: none; }

/* ---------- ACTS ---------- */
/* 让 act 从下面滑上来盖住首屏尾部，避免首屏结尾出现黑场 */
.acts { position: relative; z-index: 2; }
.act {
  position: relative; display: block; height: 100svh; overflow: hidden;
  border-top: 1px solid rgba(255,255,255,0.06);
}
.act__media { position: absolute; inset: 0; overflow: hidden; }
.act__media img, .act__video { width: 100%; height: 100%; object-fit: cover; transform: scale(1.02); transition: transform 1.4s var(--ease), filter 0.8s var(--ease); will-change: transform; }
.act:hover .act__media img, .act:hover .act__video { transform: scale(1.06); }
.act__scrim { position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(5,5,6,0.55) 0%, rgba(5,5,6,0.12) 42%, rgba(5,5,6,0.72) 82%, rgba(5,5,6,0.96) 100%); }
.act__inner { position: absolute; inset: 0; display: grid; grid-template-rows: auto 1fr auto; padding: clamp(64px, 9vh, 96px) var(--pad) clamp(26px, 4vh, 44px); }
.act__top { display: flex; align-items: baseline; gap: 12px; font-family: var(--mono); font-size: 0.62rem; letter-spacing: 0.18em; color: rgba(233,228,218,0.7); }
.act__no { color: var(--acid); }
.act__body { align-self: end; }
.act__title { margin: 0; font-size: clamp(3.4rem, 11vw, 10rem); line-height: 0.88; letter-spacing: -0.05em; font-weight: 700; }
.act__desc { margin: 16px 0 0; font-size: 0.84rem; letter-spacing: 0.06em; color: rgba(233,228,218,0.72); }
.act__foot { display: flex; align-items: flex-end; gap: 20px; padding-top: 22px; border-top: 1px solid rgba(255,255,255,0.16);
  font-family: var(--mono); font-size: 0.6rem; letter-spacing: 0.1em; color: rgba(233,228,218,0.72); }
.act__thumbs { display: flex; gap: 6px; margin-left: auto; }
.act__thumbs img { width: 74px; height: 50px; object-fit: cover; filter: grayscale(1) brightness(0.75); transition: filter 0.6s var(--ease); }
.act:hover .act__thumbs img { filter: none; }
.act__go { display: flex; align-items: center; gap: 6px; color: var(--fg); }
.act:hover .act__go { color: var(--acid); }

/* 左右分栏变体（浅色） */
.act--split { background: var(--paper); color: #14140f; display: grid; grid-template-columns: 1fr 1.15fr; }
.act--split .act__media { position: relative; inset: auto; order: 2; }
.act--split .act__scrim { display: none; }
.act--split .act__inner { position: relative; inset: auto; order: 1; padding: clamp(64px, 9vh, 96px) clamp(24px, 4vw, 64px) clamp(30px, 4vh, 44px); }
.act--split .act__top { color: rgba(20,20,15,0.5); }
.act--split .act__no { color: #14140f; }
.act--split .act__desc { color: rgba(20,20,15,0.62); }
.act--split .act__foot { border-top-color: rgba(20,20,15,0.18); color: rgba(20,20,15,0.62); }
.act--split .act__go { color: #14140f; }
.act--split:hover .act__go { color: #6b7a00; }
.act--split .act__thumbs img { filter: grayscale(1) brightness(0.95); }
.act--split .act__title { font-size: clamp(3rem, 8.4vw, 7.4rem); }


/* ---------- 竖屏墙 act（短剧 / 社媒） ---------- */
.act--wall { background: #08080a; }
.act--wall .act__media { position: absolute; inset: 0; overflow: hidden; padding: 8vh 0 30vh; }
.act--wall .act__scrim { display: block;
  /* 只在上下边缘压暗：顶部给分区编号让位，底部给标题让位，卡片本身不动 */
  background:
    linear-gradient(180deg, rgba(5,5,6,0.5) 0%, rgba(5,5,6,0.08) 14%, transparent 26%),
    linear-gradient(180deg, transparent 62%, rgba(5,5,6,0.88) 84%, var(--ink) 100%); }
.act--wall .act__title { font-size: clamp(3.4rem, 11vw, 10rem); }
.wall { display: flex; gap: clamp(6px, 0.8vw, 14px); height: 100%; align-items: center; justify-content: center; }
.wall__card { margin: 0; flex: 1 1 0; max-width: 18%; aspect-ratio: 9 / 16; max-height: 100%; overflow: hidden; background: #111; border: 1px solid rgba(255,255,255,0.08); }
.wall__card img { width: 100%; height: 100%; object-fit: cover; filter: saturate(0.95) brightness(0.85); transition: transform 1.2s var(--ease), filter 0.6s var(--ease); }
.act--wall:hover .wall__card img { filter: none; transform: scale(1.02); }
.wall__card:nth-child(1) { transform: translateY(-4%); }
.wall__card:nth-child(2) { transform: translateY(3%); }
.wall__card:nth-child(3) { transform: translateY(-2%); }
.wall__card:nth-child(4) { transform: translateY(5%); }

/* ---------- 竖屏墙：窄屏减少卡片数量 ---------- */
@media (max-width: 1280px) { .wall__card:nth-child(5) { display: none; } }
@media (max-width: 1000px) {
  .wall__card:nth-child(4) { display: none; }
  .wall__card { max-width: 26%; }
}
@media (max-width: 760px) {
  .wall__card:nth-child(3) { display: none; }
  .wall__card { max-width: 38%; }
}

/* ---------- 竖屏分区卡片 ---------- */
.grid.grid--vertical { grid-template-columns: repeat(auto-fill, minmax(min(30vw, 230px), 1fr)); }
.grid.grid--vertical .card__media { aspect-ratio: 9 / 16; }
.grid--after { padding-top: clamp(20px, 3vh, 36px); }

/* ---------- 平面：分区页瀑布流预览 ---------- */
.preview { columns: 5; column-gap: clamp(8px, 1vw, 14px); padding: clamp(30px, 5vh, 60px) var(--pad) 0; }
.preview__item { display: block; margin: 0 0 clamp(8px, 1vw, 14px); break-inside: avoid; cursor: zoom-in; background: #14141a; }
.preview__item img { width: 100%; height: auto; display: block; filter: brightness(0.9); transition: filter 0.4s var(--ease), transform 0.6s var(--ease); }
.preview__item:hover img { filter: none; transform: scale(1.04); }

/* ---------- 平面：作品页瀑布流 ---------- */
.work__grid.work__grid--masonry { display: grid; grid-template-columns: repeat(5, 1fr); gap: clamp(8px, 1vw, 16px); }
.work__grid.work__grid--masonry .mi { margin: 0; }

/* ---------- 竖屏作品页 ---------- */
.work__grid.work__grid--vertical { grid-template-columns: repeat(auto-fill, minmax(150px, 205px)); gap: clamp(8px, 1vw, 14px); }

/* ---------- 平面 act：定时轮播 ---------- */
.cycle { position: relative; width: 100%; height: 100%; }
.cycle .cycle__img {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover;
  opacity: 0; transition: opacity 1.1s var(--ease);
}
.cycle .cycle__img.is-on { opacity: 1; }

/* ---------- 修复：前后对比 ---------- */
/* 对比区底色直接对齐素材的纯黑背景，上下留一点渐变融进页面，图片本身不做任何处理 */
.act--compare { background: linear-gradient(180deg, var(--ink) 0%, #000 9%, #000 91%, var(--ink) 100%); }
.cmp { position: absolute; inset: 10% 10%; overflow: hidden; touch-action: pan-y; cursor: ew-resize; }
.cmp__img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: contain; }
.cmp__after { position: absolute; inset: 0; }
.cmp__after .cmp__img {
  -webkit-mask-image: linear-gradient(90deg, transparent 0 var(--x, 50%), #000 var(--x, 50%) 100%);
  mask-image: linear-gradient(90deg, transparent 0 var(--x, 50%), #000 var(--x, 50%) 100%);
}
.cmp__line { position: absolute; top: 0; bottom: 0; left: var(--x, 50%); width: 1px; background: var(--acid); }
.cmp__line i { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  width: 46px; height: 46px; border: 1px solid var(--acid); border-radius: 50%;
  background: rgba(5,5,6,0.55); backdrop-filter: blur(4px); }
.cmp__line i::before, .cmp__line i::after { content: ""; position: absolute; top: 50%; width: 7px; height: 1px; background: var(--acid); }
.cmp__line i::before { left: 12px; } .cmp__line i::after { right: 12px; }
.cmp__tags { position: absolute; left: var(--pad); right: var(--pad); top: clamp(84px, 12vh, 120px);
  display: flex; justify-content: space-between;
  font-family: var(--mono); font-size: 0.6rem; letter-spacing: 0.18em; color: rgba(233,228,218,0.85); pointer-events: none; }
.cmp__tags span { padding: 4px 8px; background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.12); }
.cmp__hint { position: absolute; left: 50%; bottom: 22px; transform: translateX(-50%);
  font-family: var(--mono); font-size: 0.56rem; letter-spacing: 0.16em; color: rgba(233,228,218,0.42); pointer-events: none; }
.act--compare .act__inner { pointer-events: none; }
.act--compare .act__title { font-size: clamp(2.4rem, 6.2vw, 5.6rem); }

/* ---------- CTA ---------- */
.cta { padding: clamp(80px, 14vh, 160px) var(--pad) clamp(60px, 10vh, 110px); border-top: 1px solid var(--faint); }
.cta__text { margin: 0 0 30px; font-size: clamp(2.2rem, 6vw, 5rem); line-height: 1.02; letter-spacing: -0.04em; font-weight: 700; }
.cta__mail { display: inline-block; font-family: var(--mono); font-size: clamp(0.9rem, 1.6vw, 1.2rem); padding-bottom: 6px; border-bottom: 1px solid var(--faint); transition: color 0.4s var(--ease), border-color 0.4s var(--ease); }
.cta__mail:hover { color: var(--acid); border-color: var(--acid); }

/* ---------- 分区页 ---------- */
.secHead { padding: clamp(110px, 18vh, 190px) var(--pad) clamp(30px, 6vh, 60px); border-bottom: 1px solid var(--faint); }
.secHead__title { margin: 0; font-size: clamp(3rem, 10vw, 9rem); line-height: 0.9; letter-spacing: -0.05em; font-weight: 700; }
.secHead__desc { margin: 20px 0 0; font-size: 0.86rem; color: var(--dim); letter-spacing: 0.04em; }

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(46vw, 420px), 1fr)); gap: clamp(18px, 3vw, 46px); padding: clamp(34px, 6vh, 70px) var(--pad) clamp(70px, 12vh, 140px); }
.card { display: block; }
.card__media { display: block; overflow: hidden; background: #14141a; aspect-ratio: 16 / 10; }
.card__media img { width: 100%; height: 100%; object-fit: cover; transform: scale(1.02); transition: transform 1s var(--ease), filter 0.6s var(--ease); filter: saturate(0.92) brightness(0.9); }
.card:hover .card__media img { transform: scale(1.06); filter: saturate(1) brightness(1); }
.card__meta { display: flex; align-items: baseline; flex-wrap: wrap; gap: 10px; margin-top: 12px; font-family: var(--mono); font-size: 0.62rem; letter-spacing: 0.06em; color: var(--dim); }
.card__meta b { color: var(--acid); font-weight: 400; }
.card__title { flex: 1 1 auto; font-family: var(--cn); font-size: 0.95rem; letter-spacing: 0; color: var(--fg); }
.card__title em { display: block; font-family: var(--latin); font-style: normal; font-size: 0.55rem; letter-spacing: 0.16em; color: var(--dim); margin-top: 3px; }

/* ---------- 作品页 ---------- */
.work { padding: clamp(100px, 16vh, 170px) var(--pad) clamp(60px, 10vh, 120px); }
.work__head { border-bottom: 1px solid var(--faint); padding-bottom: clamp(24px, 4vh, 44px); }
.back { display: inline-block; margin-bottom: 26px; font-family: var(--mono); font-size: 0.62rem; letter-spacing: 0.14em; color: var(--dim); }
.back:hover { color: var(--acid); }
.work__title { margin: 0; font-size: clamp(2.4rem, 7vw, 6rem); line-height: 0.95; letter-spacing: -0.045em; font-weight: 700; }
.work__en { margin: 12px 0 0; font-family: var(--latin); font-size: 0.68rem; letter-spacing: 0.24em; color: var(--dim); }
.work__summary { margin: 22px 0 0; max-width: 46ch; font-size: clamp(0.92rem, 1.2vw, 1.05rem); line-height: 1.85; color: rgba(233,228,218,0.72); }
.work__meta { display: flex; flex-wrap: wrap; gap: clamp(24px, 5vw, 70px); margin: clamp(26px, 4vh, 44px) 0 0; }
.work__meta dt { font-family: var(--mono); font-size: 0.56rem; letter-spacing: 0.16em; color: var(--dim); margin-bottom: 6px; }
.work__meta dd { margin: 0; font-size: 0.9rem; }

.work__grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(44vw, 380px), 1fr)); gap: clamp(14px, 2vw, 30px); padding-top: clamp(30px, 5vh, 56px); }
.mi { margin: 0; position: relative; background: #14141a; aspect-ratio: 16 / 10; overflow: hidden; cursor: pointer; }
.mi.video { aspect-ratio: 16 / 9; }
.mi img { width: 100%; height: 100%; object-fit: cover; transition: transform 1s var(--ease), filter 0.5s; filter: brightness(0.92); }
.mi:hover img { transform: scale(1.04); filter: brightness(1); }
.mi__play { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); padding: 7px 12px;
  background: rgba(10,10,11,0.6); backdrop-filter: blur(6px); border: 1px solid rgba(255,255,255,0.22); border-radius: 999px;
  font-family: var(--mono); font-size: 0.54rem; letter-spacing: 0.14em; color: var(--fg); }
.mi.is-live .mi__play { background: var(--acid); color: #000; border-color: var(--acid); }
.mi figcaption { position: absolute; left: 0; bottom: 0; width: 100%; display: flex; gap: 8px; align-items: baseline;
  padding: 26px 10px 8px; font-family: var(--mono); font-size: 0.54rem; letter-spacing: 0.06em; color: rgba(255,255,255,0.82);
  background: linear-gradient(180deg, transparent, rgba(0,0,0,0.62)); opacity: 0; transition: opacity 0.4s var(--ease); }
.mi:hover figcaption { opacity: 1; }
.mi figcaption b { color: var(--acid); font-weight: 400; }
.mi figcaption i { margin-left: auto; font-style: normal; opacity: 0.7; }

/* ---------- 关于 ---------- */
.aboutHead { padding: clamp(120px, 20vh, 210px) var(--pad) clamp(50px, 8vh, 90px); border-bottom: 1px solid var(--faint); }
.aboutHead__title { margin: 0; font-size: clamp(2.4rem, 7.6vw, 7rem); line-height: 0.98; letter-spacing: -0.045em; font-weight: 700; }
.aboutHead__lead { margin: clamp(24px, 4vh, 40px) 0 0; max-width: 46ch; font-size: clamp(0.92rem, 1.3vw, 1.05rem); line-height: 1.85; color: rgba(233,228,218,0.72); }

.team { display: grid; grid-template-columns: repeat(4, 1fr); gap: clamp(16px, 2.4vw, 36px); padding: clamp(40px, 7vh, 80px) var(--pad); }
.member { display: flex; flex-direction: column; }
.member__no { font-family: var(--mono); font-size: 0.6rem; color: var(--dim); margin-bottom: 12px; }
.member__photo { aspect-ratio: 4 / 5; background: #14141a; display: grid; place-items: center; overflow: hidden; margin-bottom: 16px; }
.member__photo span { font-size: 3rem; font-weight: 700; color: rgba(233,228,218,0.14); letter-spacing: -0.04em; }
.member__name { margin: 0; font-size: 1.15rem; font-weight: 600; letter-spacing: -0.01em; }
.member__role { margin: 6px 0 12px; font-size: 0.72rem; color: var(--dim); display: flex; flex-direction: column; gap: 4px; }
.member__role em { font-family: var(--mono); font-style: normal; font-size: 0.54rem; letter-spacing: 0.16em; color: rgba(233,228,218,0.3); }
.member__bio { margin: 0; font-size: 0.78rem; line-height: 1.75; color: rgba(233,228,218,0.6); }

.aboutFoot { display: grid; grid-template-columns: repeat(2, 1fr); gap: 40px; padding: clamp(50px, 9vh, 100px) var(--pad) clamp(60px, 10vh, 120px); border-top: 1px solid var(--faint); }
.aboutFoot p { margin: 0; font-size: 0.9rem; line-height: 1.9; color: rgba(233,228,218,0.75); }
.aboutFoot a:hover { color: var(--acid); }

/* ---------- 灯箱 ---------- */
.lb { position: fixed; inset: 0; z-index: 90; display: none; place-items: center; background: rgba(5,5,6,0.94); backdrop-filter: blur(6px); padding: 4vw; }
.lb.is-on { display: grid; }
.lb img, .lb video { max-width: 92vw; max-height: 86vh; object-fit: contain; }
.lb__stage { display: flex; flex-direction: column; align-items: center; gap: 0; width: fit-content; max-width: 92vw; }

/* 自建播放器控制条 */
.pl {
  display: flex; align-items: center; gap: 14px;
  width: 100%; padding: 12px 4px 2px;
  font-family: var(--mono); font-size: 0.62rem; letter-spacing: 0.06em; color: rgba(233,228,218,0.85);
}
.pl__btn {
  border: 0; background: none; color: inherit; cursor: pointer;
  font-family: inherit; font-size: 0.8rem; line-height: 1;
  padding: 6px; opacity: 0.85; transition: opacity 0.2s, color 0.2s;
}
.pl__btn:hover { opacity: 1; color: var(--acid); }
.pl__bar {
  position: relative; flex: 1 1 auto; height: 22px; cursor: pointer; touch-action: none;
  display: flex; align-items: center;
}
.pl__bar::before { content: ""; position: absolute; left: 0; right: 0; height: 3px; background: rgba(255,255,255,0.22); }
.pl__bar i {
  position: relative; height: 3px; width: 0%; background: var(--acid); pointer-events: none;
}
.pl__bar i::after {
  content: ""; position: absolute; right: -5px; top: 50%; transform: translateY(-50%);
  width: 10px; height: 10px; border-radius: 50%; background: var(--acid);
}
.pl__bar:hover::before { background: rgba(255,255,255,0.34); }
.pl__time { flex: 0 0 auto; font-size: 0.58rem; color: rgba(233,228,218,0.6); }

.lb__close { position: absolute; top: 18px; right: 22px; font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.14em; color: var(--dim); cursor: pointer; }
.lb__close:hover { color: var(--acid); }

/* ---------- 页脚 ---------- */
.foot { border-top: 1px solid var(--faint); padding: clamp(30px, 5vh, 50px) var(--pad); }
.foot__inner { display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; font-family: var(--mono); font-size: 0.6rem; letter-spacing: 0.1em; color: var(--dim); }
.foot__l, .foot__r { display: flex; gap: 18px; flex-wrap: wrap; }
.foot__brand { color: var(--fg); }

/* ---------- 响应式 ---------- */
@media (max-width: 900px) {
  .nav { display: none; }
  .menuBtn { display: flex; }
  .topbar__meta { display: none; }
  .topbar__meta { font-size: 0.55rem; }
  .hero { height: 200vh; }
  .hero__plateWrap { height: 40svh; right: auto; left: 50%; top: 33%; transform: translate(-50%, -50%); }
  .hero__copy { bottom: 108px; max-width: 86vw; }
  .hero__copy--b { top: auto; bottom: 13vh; transform: none; }
  .wide__tag { display: none; }
  .act { height: auto; min-height: 88svh; }
  .act--wall .act__media { padding: 4vh 0; }
  .wall { gap: 6px; }
  .wall__card:nth-child(n) { transform: none; }
  .preview { columns: 3; }
  .work__grid.work__grid--masonry { grid-template-columns: repeat(3, 1fr); }
  .act--split { grid-template-columns: 1fr; }
  .act--split .act__media { order: 1; min-height: 52svh; }
  .act--split .act__inner { order: 2; padding: 24px var(--pad) 34px; }
  .act__foot { flex-wrap: wrap; }
  .act__thumbs img { width: 56px; height: 38px; }
  .grid, .work__grid { grid-template-columns: 1fr 1fr; }
  .team { grid-template-columns: 1fr 1fr; }
  .aboutFoot { grid-template-columns: 1fr; }
}
@media (max-width: 1200px) {
  .work__grid.work__grid--masonry { grid-template-columns: repeat(4, 1fr); }
  .preview { columns: 4; }
}
@media (max-width: 560px) {
  .grid, .work__grid, .team { grid-template-columns: 1fr; }
  .work__grid.work__grid--masonry { grid-template-columns: repeat(2, 1fr); }
  .preview { columns: 2; }
}
@media (prefers-reduced-motion: reduce) {
  .grain, .tick { animation: none !important; }
  .line__in { transform: none !important; }
}