/* ===== 基础 ===== */
:root{
  --bg:#0a0a0c;
  --bg-soft:#121216;
  --panel:#15151a;
  --line:rgba(255,255,255,.10);
  --text:#ece9e3;
  --muted:#9a958c;
  --accent:#d8b15a;       /* 胶片金 */
  --accent-soft:rgba(216,177,90,.16);
  --maxw:1180px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --font-serif:"Noto Serif SC",serif;
  --font-sans:"Noto Sans SC",-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;
  --font-display:"Oswald","Noto Sans SC",sans-serif; /* 印刷黑体：拉丁文 Oswald + 中文 Noto Sans SC 粗体 */
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--bg);
  color:var(--text);
  font-family:"Noto Sans SC",-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;
  font-weight:300;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
em{font-style:normal}
a{color:inherit;text-decoration:none}
::selection{background:var(--accent);color:#0a0a0c}

/* ===== 颗粒 & 暗角 ===== */
.grain{
  position:fixed;inset:0;z-index:60;pointer-events:none;opacity:.05;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
.vignette{
  position:fixed;inset:0;z-index:55;pointer-events:none;
  background:radial-gradient(120% 120% at 50% 40%,transparent 55%,rgba(0,0,0,.55) 100%);
}

/* ===== 滚动进度 ===== */
.scroll-progress{
  position:fixed;top:0;left:0;height:2px;width:0;z-index:70;
  background:linear-gradient(90deg,var(--accent),#fff);
}

/* ===== 导航 ===== */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:50;
  display:flex;align-items:center;justify-content:space-between;
  padding:22px clamp(20px,5vw,64px);
  transition:background .4s var(--ease),padding .4s var(--ease),border-color .4s;
  border-bottom:1px solid transparent;
}
.nav.scrolled{
  background:rgba(10,10,12,.78);
  backdrop-filter:blur(14px);
  padding-top:14px;padding-bottom:14px;
  border-bottom:1px solid var(--line);
}
.nav__logo{
  font-family:"Oswald","Noto Sans SC",sans-serif;font-weight:700;
  font-size:1.05rem;letter-spacing:.06em;text-transform:uppercase;
}
.nav__links{display:flex;gap:clamp(14px,2.4vw,34px)}
.nav__links a{
  font-size:.82rem;letter-spacing:.22em;color:var(--muted);
  position:relative;padding:4px 0;transition:color .3s;
}
.nav__links a::after{
  content:"";position:absolute;left:0;bottom:0;height:1px;width:0;
  background:var(--accent);transition:width .35s var(--ease);
}
.nav__links a:hover{color:var(--text)}
.nav__links a:hover::after{width:100%}

/* ===== Hero ===== */
.hero{position:relative;height:60vh;min-height:340px;display:flex;align-items:center;justify-content:center;overflow:hidden}
.hero__bg{
  position:absolute;inset:0;width:100%;height:100%;
  display:block;z-index:0;
}
.hero__veil{
  position:absolute;inset:0;z-index:1;
  background:
    linear-gradient(180deg,rgba(10,10,12,.55),rgba(10,10,12,.25) 40%,rgba(10,10,12,.92)),
    radial-gradient(80% 60% at 50% 50%,transparent,rgba(10,10,12,.6));
}
/* 手机端同样使用 WebGL 原子核场景，JS 内已降低粒子/分段精度 */
@media (max-width:820px){
  .hero{overflow:hidden}
}
.hero__inner{position:relative;z-index:2;text-align:center;padding:0 20px;animation:rise 1.1s var(--ease) both}
.hero__eyebrow{font-size:.74rem;letter-spacing:.55em;color:#ffd400;margin-bottom:22px;text-indent:.55em;text-shadow:0 0 12px rgba(255,212,0,.5)}
.hero__name{
  font-family:"Playfair Display",var(--font-serif);font-weight:600;font-style:italic;
  font-size:clamp(2.8rem,11vw,7.5rem);line-height:1;letter-spacing:.01em;
  text-shadow:0 8px 40px rgba(0,0,0,.5);
}
.hero__name-img{
  display:block;margin:0 auto;
  max-width:min(560px,68vw);height:auto;
  filter:drop-shadow(0 8px 30px rgba(0,0,0,.45));
}
.hero__deco{
  position:absolute;z-index:2;pointer-events:none;
  font-family:"Oswald",var(--font-sans);
  font-size:.66rem;letter-spacing:.28em;line-height:1.7;
  color:rgba(222,224,230,.5);text-transform:uppercase;
}
.hero__deco--tl{top:clamp(72px,9vh,112px);left:clamp(20px,4vw,46px)}
.hero__deco--tr{top:clamp(72px,9vh,112px);right:clamp(20px,4vw,46px);text-align:right}
.hero__deco--bl{bottom:clamp(22px,5vh,46px);left:clamp(20px,4vw,46px)}
.hero__deco--br{bottom:clamp(22px,5vh,46px);right:clamp(20px,4vw,46px);text-align:right}
@media (max-width:640px){
  .hero__deco--tl,.hero__deco--tr{display:none}
  .hero__deco--bl,.hero__deco--br{bottom:14px;font-size:.56rem;letter-spacing:.16em}
}
.hero__tagline{margin-top:24px;font-size:clamp(.95rem,2.4vw,1.25rem);letter-spacing:.32em;color:var(--muted)}
.hero__scroll{
  position:absolute;left:50%;bottom:-30vh;transform:translateX(-50%);
  display:flex;flex-direction:column;align-items:center;gap:10px;
  font-size:.66rem;letter-spacing:.4em;color:var(--muted);
}
.hero__scroll-line{width:1px;height:46px;background:linear-gradient(var(--accent),transparent);animation:drop 1.8s var(--ease) infinite}
@keyframes drop{0%{transform:scaleY(0);transform-origin:top}50%{transform:scaleY(1);transform-origin:top}51%{transform:scaleY(1);transform-origin:bottom}100%{transform:scaleY(0);transform-origin:bottom}}
@keyframes rise{from{opacity:0;transform:translateY(28px)}to{opacity:1;transform:translateY(0)}}

/* ===== 通用 section ===== */
.section{max-width:var(--maxw);margin:0 auto;padding:clamp(70px,11vw,140px) clamp(20px,5vw,40px)}
.section__head{display:flex;align-items:baseline;gap:18px;margin-bottom:clamp(34px,5vw,60px)}
.section__index{font-family:var(--font-display);color:var(--accent);font-size:.82rem;letter-spacing:.1em;opacity:.8}
.section__title{font-family:var(--font-display);font-weight:700;font-size:clamp(1.35rem,3.4vw,2.2rem);letter-spacing:.06em}
.section__title em{display:inline-block;margin-left:.5em;font-family:"Oswald",sans-serif;font-weight:400;font-size:.42em;letter-spacing:.42em;color:var(--muted);text-transform:uppercase;vertical-align:middle}

/* ===== 简介 ===== */
.about__body{max-width:760px}
.about__lead{font-family:var(--font-display);font-size:clamp(1.25rem,3vw,1.8rem);font-weight:700;margin-bottom:28px;color:#fff}
.about__body p{color:var(--muted);font-size:1.02rem;margin-bottom:18px}
.about__body strong{color:var(--text);font-weight:500}
.about__tags{list-style:none;display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.about__tags li{
  border:1px solid var(--line);border-radius:999px;padding:8px 18px;
  font-size:.8rem;letter-spacing:.12em;color:var(--text);
  background:var(--accent-soft);transition:.35s var(--ease);
}
.about__tags li:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-2px)}

/* ===== 作品展示（标题/信息在框外黑底上，框内只有图片 + 观看按钮） ===== */
.works__grid{display:flex;flex-direction:column;gap:clamp(44px,6vw,82px)}
.work-item{display:flex;flex-direction:column;gap:clamp(8px,1.4vw,16px)}
.work-card{
  position:relative;
  border:1px solid var(--line);border-radius:6px;
  overflow:hidden;background:var(--panel);cursor:pointer;
  display:flex;flex-direction:column;
  transition:border-color .4s var(--ease),transform .4s var(--ease);
}
.work-card:hover{border-color:var(--accent);transform:translateY(-2px)}
/* 标题/序号/类型：直接在网页黑底上，与图片左对齐，无边框无背景 */
.work-item__head{
  display:flex;align-items:baseline;gap:14px;
}
.work-card__no{
  font-family:var(--font-display);font-size:.8rem;letter-spacing:.12em;
  color:var(--accent);opacity:.9;
}
.work-card__meta{
  display:flex;flex-wrap:wrap;align-items:flex-end;gap:8px 14px;flex:1;
}
.work-card__title{
  font-family:"ZCOOL QingKe HuangYou","Noto Sans SC",sans-serif;font-weight:400;
  font-size:clamp(1.18rem,2.5vw,1.62rem);line-height:1.35;color:#fff;letter-spacing:.01em;
}
.work-card__title-img{
  display:block;max-width:min(520px,74vw);height:auto;max-height:clamp(40px,6vw,76px);
  object-fit:contain;object-position:left center;
}
.work-card__title-img--big{
  max-width:min(660px,90vw);max-height:clamp(48px,7vw,90px);
}
.work-card__link{color:#fff;text-decoration:none;transition:color .25s}
.work-card__link:hover{color:var(--accent);text-decoration:underline}
.work-card__style{
  display:inline-block;
  font-size:.82rem;letter-spacing:.14em;color:var(--accent);
  border:1px solid var(--accent-soft);background:rgba(216,177,90,.1);
  padding:5px 13px;border-radius:999px;
}
.work-card__media{
  position:relative;width:100%;
  aspect-ratio:8/3;
  background:#0c0c0c;overflow:hidden;
}
/* 宽幅作品（PUBGM 年轻化 / 半人马 / 龙的传人）用更扁的 8:2.5 */
.work-card--wide .work-card__media{aspect-ratio:8/2.5}
.work-card__media img{
  position:absolute;top:0;left:50%;
  transform:translateX(-50%) scale(1.02);
  height:100%;width:auto;max-width:none;display:block;
  filter:grayscale(.08) brightness(.92) contrast(1.02);
  transition:filter .7s var(--ease),transform .9s var(--ease);
}
.work-card:hover .work-card__media img{filter:grayscale(0) brightness(1.04);transform:translateX(-50%) scale(1.07)}
/* 图底部暗角渐变，保证左下角“观看作品”可读 */
.work-card__media::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:38%;z-index:1;
  background:linear-gradient(0deg,rgba(0,0,0,.65) 0%,rgba(0,0,0,.22) 52%,transparent 100%);
  pointer-events:none;
}
.work-card__foot{
  position:absolute;left:0;bottom:0;z-index:2;width:100%;
  padding:clamp(14px,2vw,24px) clamp(16px,2.2vw,26px);
  display:flex;flex-direction:column;gap:8px;align-items:flex-start;
  pointer-events:none;
}
.work-card__foot>*{pointer-events:auto}
.work-card__url{
  margin-top:2px;flex:1;min-width:0;
  background:rgba(0,0,0,.42);border:1px solid rgba(255,255,255,.28);
  color:#fff;font-size:.78rem;padding:6px 10px;border-radius:4px;
  font-family:inherit;outline:none;transition:border-color .25s;
}
.work-card__url::placeholder{color:rgba(255,255,255,.5)}
.work-card__url:focus{border-color:var(--accent)}
.work-card__edit{display:flex;gap:8px;width:100%;max-width:360px;align-items:stretch;margin-top:2px}
.work-card__ok{
  flex:0 0 auto;padding:0 16px;border:none;border-radius:4px;cursor:pointer;
  background:var(--accent);color:#1a140a;font-size:.78rem;font-weight:600;letter-spacing:.08em;
  font-family:inherit;transition:filter .2s,transform .2s;
}
.work-card__ok:hover{filter:brightness(1.08)}
.work-card__ok:active{transform:translateY(1px)}
.work-card__out{
  position:absolute;right:clamp(16px,2.2vw,26px);bottom:clamp(14px,2vw,24px);
  display:inline-block;max-width:340px;
  font-size:.74rem;font-weight:600;letter-spacing:.04em;color:#fff;
  border:1px solid #fff;background:transparent;
  padding:5px 12px;border-radius:999px;text-decoration:none;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
  text-shadow:0 1px 3px rgba(0,0,0,.6);
  transition:background .2s,color .2s;
}
.work-card__out:hover{background:#fff;color:#111;text-decoration:none}
@media (max-width:640px){
  .work-card__media,
  .work-card--wide .work-card__media{aspect-ratio:16/9}
  .work-card__foot{width:100%;padding:14px 16px}
  .work-card__media img{left:0;transform:translateX(0) scale(1.02)}
  .work-card:hover .work-card__media img{transform:translateX(0) scale(1.02)}
}

/* ===== 视频卡片测试布局：顶部视频 + 下方截图 ===== */
.work-card--video{
  min-height:auto;display:flex;flex-direction:column;cursor:default;overflow:hidden;position:relative;
}
.work-card--video:hover{transform:translateY(-2px)}
.work-card--video .work-card__media{display:none}
.work-card--video::after{display:none}
.work-card__video{
  position:relative;width:100%;aspect-ratio:16/9;background:#0c0c0c;overflow:hidden;
}
.work-card__video video{
  width:100%;height:100%;object-fit:cover;display:block;background:#000;
}
.work-card__video iframe{
  width:100%;height:100%;border:0;display:block;background:#000;
}
/* 移动端/部分浏览器原生控件不触发时的可点击播放覆盖层 */
.work-card__play{
  position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  border:0;cursor:pointer;color:#fff;background:rgba(0,0,0,.28);
  font-size:clamp(2.2rem,7vw,3.4rem);line-height:1;
  transition:opacity .3s var(--ease),background .3s var(--ease);
}
.work-card__play:hover{background:rgba(0,0,0,.12)}
.work-card__play[hidden]{display:none}
.work-card__gallery{
  position:relative;width:100%;aspect-ratio:8/3;overflow:hidden;background:#000;
}
.work-card__gallery img{
  width:100%;height:100%;object-fit:cover;display:block;
  filter:grayscale(.08) brightness(.9);transition:transform .35s var(--ease);
  cursor:pointer;
}
.work-card__gallery img:hover{transform:scale(1.02)}
.work-card--video .work-card__foot{
  position:absolute;left:0;bottom:0;z-index:3;width:100%;
  padding:clamp(16px,2.4vw,30px);
  background:linear-gradient(0deg,rgba(0,0,0,.86) 0%,rgba(0,0,0,.5) 42%,transparent 100%);
  pointer-events:none;
}
.work-card--video .work-card__foot .work-card__title,
.work-card--video .work-card__foot .work-card__style,
.work-card--video .work-card__foot .work-card__out,
.work-card--video .work-card__foot .work-card__edit{ pointer-events:auto; }

/* ===== 合作品牌 / 团队（横向滚动 logo） ===== */
.brands__marquee{
  position:relative;margin-top:6px;overflow:hidden;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 11%,#000 89%,transparent);
          mask-image:linear-gradient(90deg,transparent,#000 11%,#000 89%,transparent);
}
.brands__track{
  display:flex;width:max-content;
  animation:brandsScroll 30s linear infinite;
}
.brands__marquee:hover .brands__track{animation-play-state:paused}
@keyframes brandsScroll{from{transform:translateX(0)}to{transform:translateX(-25%)}}
.brand-logo{
  flex:0 0 auto;height:clamp(28px,4.5vw,42px);
  display:flex;align-items:center;justify-content:center;
  padding:0 clamp(6px,1vw,13px);
  margin-right:clamp(6px,1.2vw,15px);
}
.brand-logo img{
  height:100%;width:auto;display:block;
  filter:brightness(0) invert(1);   /* 统一为白色单色（黑白处理），无边框 */
  opacity:.82;transition:opacity .3s var(--ease);
}
.brand-logo:hover img{opacity:1}

/* ===== 联系 ===== */
.contact__body{text-align:center;max-width:680px;margin:0 auto}
.contact__lead{font-family:var(--font-display);font-weight:700;font-size:clamp(1.3rem,3.4vw,2rem);margin-bottom:42px;color:#fff}
.contact__list{list-style:none;display:flex;flex-direction:column;gap:18px;align-items:center}
.contact__list li{display:flex;align-items:center;gap:16px;font-size:1.02rem}
.contact__list .k{color:var(--accent);letter-spacing:.2em;font-size:.78rem;min-width:74px;text-align:right}
.contact__list .v{color:var(--text)}
.contact__list a.v{transition:color .3s}
.contact__list a.v:hover{color:var(--accent)}

/* ===== 页脚 ===== */
.footer{
  max-width:var(--maxw);margin:0 auto;padding:40px clamp(20px,5vw,40px) 60px;
  display:flex;gap:14px;align-items:center;color:var(--muted);
  font-size:.78rem;letter-spacing:.2em;border-top:1px solid var(--line);
}
.footer__sep{opacity:.4}

/* ===== 滚动揭示动画 ===== */
.reveal{opacity:0;transform:translateY(34px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ===== 灯箱 ===== */
.lb{
  position:fixed;inset:0;z-index:80;display:flex;align-items:center;justify-content:center;
  background:rgba(6,6,8,.94);backdrop-filter:blur(6px);opacity:0;pointer-events:none;
  transition:opacity .35s var(--ease);padding:5vh 5vw;
}
.lb.open{opacity:1;pointer-events:auto}
.lb img{max-width:100%;max-height:100%;border-radius:4px;box-shadow:0 30px 80px rgba(0,0,0,.6)}
.lb__close{
  position:absolute;top:24px;right:30px;font-size:1.4rem;color:var(--muted);
  cursor:pointer;transition:color .3s;line-height:1;
}
.lb__close:hover{color:var(--accent)}

/* ===== 响应式 ===== */
@media(max-width:640px){
  .nav__links{gap:14px}
  .nav__links a{font-size:.72rem;letter-spacing:.12em}
  .work{min-height:150px;padding:24px 20px}
}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;scroll-behavior:auto}
  .reveal{opacity:1;transform:none}
}