/* ============================================================
   PBO Studio — shared styles
   ============================================================ */

:root{
  /* 配色系统：只有 白 / 灰 / logo 蓝(#6a7dd4)。其余颜色一律从蓝色调派生。 */
  --paper:#ffffff;        /* 主背景：纯白 */
  --paper-alt:#eaeaef;    /* 面板：浅灰 */
  --ink:#1b1b20;          /* 主文字：中性近黑 */
  --ink-soft:#5f6067;     /* 次要文字：中灰 */
  --indigo:#6a7dd4;       /* logo 蓝 —— 唯一强调色 */
  --indigo-deep:#2b3366;  /* 深蓝：首屏渐变 / 作品占位块 */
  --indigo-light:#98a4e6; /* 浅蓝：深底上的强调 */
  --dark:#0d1125;         /* 近黑深蓝：深色区块（页脚），logo 蓝在上面 4.89:1 不被吃掉 */
  --line:#e2e2e9;         /* 描边：浅灰 */
  --gap:clamp(56px,9vw,140px);
  --content:1200px;
  --edge:max(clamp(24px,5vw,80px), calc((100% - var(--content))/2));
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  background:var(--paper);
  color:var(--ink);
  font-family:'Outfit',"PingFang SC","Microsoft YaHei",sans-serif;
  font-weight:400;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}

body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  background-image:
    radial-gradient(circle at 20% 15%, rgba(106,125,212,0.05), transparent 40%),
    radial-gradient(circle at 85% 75%, rgba(106,125,212,0.04), transparent 45%);
}

/* ---------- nav ---------- */
nav{
  position:fixed;top:0;left:0;right:0;z-index:200;
  display:flex;justify-content:space-between;align-items:center;
  padding:22px var(--edge);
}
nav .brand .wordmark, nav .links .nav-link{color:var(--paper)}
nav .cta{color:var(--paper);border-color:var(--paper)}

/* 顶栏白底+投影：全屏通铺。默认完全透明无效果，滚动/hover/.solid 时白条+磨砂一起出现。
   用 ::after（::before 被红色对齐框占用了） */
nav::after{
  content:"";position:absolute;top:0;bottom:0;left:0;right:0;z-index:-1;
  background:transparent;border-bottom:1px solid transparent;
  transition:background .3s ease, box-shadow .3s ease, border-color .3s ease, backdrop-filter .3s ease;
}
nav.scrolled::after, nav:hover::after, nav.solid::after{
  background:rgba(255,255,255,0.9);backdrop-filter:blur(16px) saturate(140%);
  border-bottom:1px solid var(--line);
  box-shadow:0 6px 20px rgba(20,22,40,0.10);
}
nav.scrolled .brand .wordmark, nav:hover .brand .wordmark, nav.solid .brand .wordmark,
nav.scrolled .links .nav-link, nav:hover .links .nav-link, nav.solid .links .nav-link{color:var(--ink)}
nav.scrolled .brand .logo, nav:hover .brand .logo, nav.solid .brand .logo{filter:none}
nav.scrolled .links .nav-link:hover, nav:hover .links .nav-link:hover, nav.solid .links .nav-link:hover{background:rgba(106,125,212,0.14);color:var(--indigo)}
/* 白底导航上 CTA 默认就是 logo 蓝实底 */
nav.scrolled .cta, nav:hover .cta, nav.solid .cta{background:var(--indigo);color:#fff;border-color:var(--indigo)}
nav.scrolled .cta:hover, nav:hover .cta:hover, nav.solid .cta:hover{background:#4a5bc0;color:#fff;border-color:#4a5bc0}

.brand{display:flex;align-items:center;gap:11px}
/* 品牌字（logo wordmark）保持 Fredoka —— 不随全站换字 */
.brand .wordmark{font-family:'Fredoka',sans-serif;font-weight:500;font-size:22px;letter-spacing:.05em;transition:color .3s}
.brand .logo{width:28px;height:28px;flex:none;filter:brightness(0) invert(1);transition:filter .3s}
nav .links{display:flex;gap:clamp(18px,3vw,40px);align-items:center}
nav .links a.nav-link{
  font-size:14px;letter-spacing:.08em;text-transform:uppercase;
  padding:8px 15px;border-radius:100px;
  transition:color .2s,opacity .2s,background .2s;opacity:.85;
}
/* hover 衬底：透明导航（视频上）用半透明白底 */
nav .links a.nav-link:hover{opacity:1;background:rgba(244,244,248,0.16)}
nav .cta{
  font-weight:500;font-size:13.5px;letter-spacing:.05em;
  padding:10px 20px;border:1px solid;border-radius:10px;
  transition:background .2s, color .2s, border-color .3s;
}

/* ---------- hero（KONAMI 式：文案左下、无 scroll） ---------- */
header.hero{
  position:relative;min-height:100svh;display:flex;flex-direction:column;
  justify-content:flex-end;align-items:flex-start;text-align:left;
  padding:120px var(--edge) clamp(64px,9vh,104px);
  overflow:hidden;color:var(--paper);
  background:linear-gradient(155deg,#2b3366 0%,#16171d 58%,#20253c 100%);
}
/* 遮罩＝方案 C（更亮）：视频看得清，底部仍留足压暗托住左下角标题 */
.hero-video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0;opacity:.85}
.hero-overlay{
  position:absolute;inset:0;z-index:1;pointer-events:none;
  background:
    linear-gradient(to top, rgba(16,17,22,0.72) 0%, rgba(16,17,22,0.25) 42%, rgba(42,49,104,0.12) 100%),
    radial-gradient(circle at 78% 30%, rgba(106,125,212,0.14), transparent 55%);
}
.hero-title{
  position:relative;z-index:2;
  font-weight:500;font-size:clamp(40px,7vw,96px);line-height:1.12;
  letter-spacing:-.015em;max-width:14ch;
}
.hero-title em{font-style:normal;color:var(--indigo-light)}

/* ---------- buttons ---------- */
.btn-primary{
  font-weight:500;font-size:15px;letter-spacing:.03em;
  padding:15px 28px;background:var(--indigo);color:#fff;border-radius:10px;
  transition:background .2s,transform .2s;display:inline-block;
}
.btn-primary:hover{background:#5563c6;transform:translateY(-1px)}
.btn-dark{
  font-weight:500;font-size:15px;letter-spacing:.03em;
  padding:15px 28px;border:1px solid var(--ink);color:var(--ink);border-radius:10px;
  transition:background .2s,color .2s;display:inline-block;
}
.btn-dark:hover{background:var(--ink);color:var(--paper)}
button.btn-dark{font-family:inherit;background:none;cursor:pointer}

/* ---------- generic section ---------- */
section{position:relative;z-index:1;padding:var(--gap) var(--edge)}
.section-title{font-weight:500;font-size:clamp(26px,3.4vw,42px);max-width:18ch;margin-bottom:20px;line-height:1.25;color:var(--indigo)}
.section-lede{max-width:640px;color:var(--ink-soft);font-size:15.5px}
.reveal{opacity:0;transform:translateY(24px);transition:opacity .8s ease,transform .8s ease}
.reveal.in{opacity:1;transform:translateY(0)}

/* placeholder marker（占位符标记） */
.ph{
  display:inline-flex;align-items:center;gap:8px;
  font-size:11.5px;font-weight:500;letter-spacing:.05em;
  color:var(--indigo);border:1px dashed var(--indigo);
  padding:7px 12px;border-radius:2px;
}

/* ---------- about ---------- */
.about-grid{display:grid;grid-template-columns:1.3fr 1fr;gap:clamp(40px,6vw,90px);margin-top:56px}
.about-copy p{color:var(--ink-soft);font-size:16px;margin-bottom:20px;max-width:56ch}
.about-copy p:last-child{margin-bottom:0}
.about-stats{display:grid;gap:28px;align-content:start;border-left:1px solid var(--line);padding-left:32px}
.stat b{display:block;font-size:26px;color:var(--indigo);font-weight:600}
.stat span{font-size:11.5px;letter-spacing:.06em;color:var(--ink-soft);text-transform:uppercase}
.project-credits{
  margin-top:clamp(72px,9vw,116px);padding-top:clamp(32px,4vw,48px);
  border-top:1px solid var(--line);
}
.project-credits h3{
  color:var(--indigo);font-size:clamp(24px,3vw,36px);font-weight:500;
  line-height:1.25;margin-bottom:clamp(28px,4vw,44px);
}
/* 作品清单不编号：排名不分先后 */
.project-credits-list{
  list-style:none;
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));
  column-gap:clamp(36px,6vw,88px);
}
.project-credits-list li{
  padding:17px 0;
  border-bottom:1px solid var(--line);color:var(--ink);
  font-size:clamp(15.5px,1.5vw,18px);line-height:1.45;
}
.project-credits-more{
  margin-top:22px;color:var(--ink-soft);font-size:14px;letter-spacing:.04em;
}
.project-credits-list li .native{
  color:var(--ink-soft);font-size:.86em;margin-left:.6em;
}
.about-main{padding-top:clamp(56px,7vw,104px)}
.about-grid--projects-right{
  grid-template-columns:minmax(320px,.9fr) minmax(0,1.1fr);
  align-items:start;gap:clamp(56px,8vw,120px);
}
.about-grid--projects-right .project-credits{
  grid-column:2;grid-row:1;margin-top:0;padding-top:0;border-top:0;
}
.about-grid--projects-right .project-credits h3{
  margin-bottom:clamp(24px,3vw,36px);
}
.about-grid--projects-right .project-credits-list{
  grid-template-columns:1fr;column-gap:0;
}
.about-grid--projects-right .project-credits-list li{
  padding:13px 0;font-size:clamp(14.5px,1.25vw,16.5px);
}
.about-grid--projects-right .about-copy{
  grid-column:1;grid-row:1;padding-top:0;
}
.about-grid--projects-right .about-copy p{max-width:60ch}
/* ---------- homepage: brief about teaser ---------- */
.brief{max-width:760px}
.brief h2{
  font-weight:500;font-size:clamp(27px,3.4vw,40px);line-height:1.3;
  margin-bottom:24px;color:var(--indigo);letter-spacing:.02em;
}
.brief p{color:var(--ink-soft);font-size:17px;line-height:1.8;margin-bottom:18px}
.brief p:last-of-type{margin-bottom:32px}
#studio{padding-bottom:clamp(48px,7vw,110px)}
#work{padding-top:clamp(48px,7vw,110px)}

/* ---------- work ---------- */
.work-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:clamp(20px,2.6vw,32px);margin-top:44px}
.plate{
  aspect-ratio:4/3;border-radius:10px;position:relative;overflow:hidden;
  display:flex;flex-direction:column;cursor:pointer;background:var(--paper);
  border:2px solid var(--indigo);
}
/* 封面区：贴卡片顶部，固定 16:9，卡片整体尺寸不变，下面留白放标题 */
.plate-media{
  position:relative;flex:none;width:100%;aspect-ratio:16/9;overflow:hidden;
  background:linear-gradient(135deg,var(--indigo) 0%,var(--indigo-deep) 100%);
}
.plate-media img{
  width:100%;height:100%;object-fit:cover;display:block;
  transition:transform .6s cubic-bezier(.2,.8,.2,1);
}
.plate:hover .plate-media img{transform:scale(1.06)}
/* 占位色块（有真图后 img 会盖住它） */
.plate:nth-child(2) .plate-media{background:linear-gradient(135deg,#9a9aa6 0%,#5f6070 100%)}
.plate:nth-child(3) .plate-media{background:linear-gradient(135deg,var(--indigo) 0%,#2b3366 100%)}
.plate:nth-child(4) .plate-media{background:linear-gradient(135deg,#6f7180 0%,var(--indigo-deep) 100%)}
.plate:nth-child(5) .plate-media{background:linear-gradient(135deg,var(--indigo-deep) 0%,var(--indigo) 100%)}
.plate .play{
  position:absolute;top:14px;right:14px;z-index:2;width:34px;height:34px;border-radius:50%;
  border:1.5px solid rgba(244,244,248,0.7);display:flex;align-items:center;justify-content:center;
  color:rgba(244,244,248,0.9);font-size:12px;
  background:rgba(13,17,37,0.35);transition:background .2s,border-color .2s;
}
.plate:hover .play{background:var(--indigo);border-color:var(--indigo)}
.plate .meta{
  flex:1;padding:14px 16px;color:var(--ink-soft);font-size:11.5px;letter-spacing:.04em;
}
.plate .meta b{display:block;font-size:17px;color:var(--ink);font-weight:600;margin-bottom:4px}

/* 「更多作品」卷轴式展开/收起：整块高度平滑变化（grid-template-rows 0fr→1fr 技巧） */
.work-more-wrap{
  display:grid;grid-template-rows:0fr;
  transition:grid-template-rows .6s cubic-bezier(.4,0,.2,1);
}
.work-more-wrap.expanded{grid-template-rows:1fr}
.work-more-inner{min-height:0;overflow:hidden}
.work-more-grid{
  display:grid;grid-template-columns:repeat(2,1fr);
  gap:clamp(20px,2.6vw,32px);margin-top:clamp(20px,2.6vw,32px);
}
.work-more{margin-top:32px}
.work-cta{margin-top:44px;display:flex;gap:14px;flex-wrap:wrap;align-items:center}

/* ---------- 作品弹窗 lightbox ---------- */
.lightbox{
  position:fixed;inset:0;z-index:500;display:none;
  align-items:center;justify-content:center;padding:clamp(16px,4vw,48px);
  background:rgba(13,17,37,0.9);backdrop-filter:blur(6px);
}
.lightbox.open{display:flex}
.lb-inner{
  position:relative;width:min(1040px,100%);max-height:90vh;overflow:auto;
  background:var(--paper);border-radius:10px;
  box-shadow:0 30px 80px rgba(0,0,0,.5);
}
.lb-close{
  position:absolute;top:12px;right:12px;z-index:3;
  width:38px;height:38px;border-radius:50%;border:none;cursor:pointer;
  background:rgba(13,17,37,0.55);color:#fff;font-family:inherit;font-size:22px;line-height:1;
  display:flex;align-items:center;justify-content:center;transition:background .2s;
}
.lb-close:hover{background:var(--indigo)}
.lb-media{position:relative;aspect-ratio:16/9;background:var(--dark)}
.lb-media iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.lb-media img{width:100%;height:100%;object-fit:contain}
.lb-info{padding:clamp(20px,3vw,32px)}
.lb-info h3{font-size:clamp(19px,2.2vw,26px);font-weight:600;color:var(--indigo);margin-bottom:8px}
.lb-info p{color:var(--ink-soft);font-size:15.5px;max-width:70ch}

/* ---------- 作画流程 art pipeline ---------- */
/* ---------- 服务范围 / 常见项目类型 ---------- */
.project-types{margin-top:clamp(36px,4.5vw,52px)}
.project-types h3{
  font-size:15px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;
  color:var(--indigo);margin-bottom:18px;
}
/* 无底色，上下排列，logo 蓝小圆点作项目符号 */
.project-types-list{list-style:none}
.project-types-list li{position:relative;padding-left:22px;margin-bottom:20px}
.project-types-list li:last-child{margin-bottom:0}
.project-types-list li::before{
  content:"";position:absolute;left:2px;top:9px;
  width:7px;height:7px;border-radius:50%;background:var(--indigo);
}
.project-types-list b{display:block;font-size:16.5px;font-weight:600;color:var(--ink)}
.project-types-list span{
  display:block;margin-top:5px;font-size:14px;color:var(--ink-soft);line-height:1.5;
}
.project-types-more{
  margin-top:26px;font-size:15px;color:var(--ink-soft);
}
.project-types-more a{
  color:var(--indigo);font-weight:500;
  border-bottom:1px solid rgba(106,125,212,.4);transition:border-color .2s;
}
.project-types-more a:hover{border-bottom-color:var(--indigo)}

.pipe-block{margin-top:clamp(48px,6vw,72px)}
.pipe-head{display:flex;align-items:baseline;gap:14px;margin-bottom:26px;flex-wrap:wrap}
.pipe-head h3{font-size:21px;font-weight:600}
.pipe-head span{font-size:12.5px;color:var(--ink-soft);letter-spacing:.04em}
.pipe{
  display:flex;flex-wrap:wrap;gap:0;border:1px solid var(--line);
  border-radius:10px;overflow:hidden;background:var(--paper);
}
.pipe-step{
  flex:1 1 0;min-width:150px;padding:22px 20px;
  border-right:1px solid var(--line);position:relative;
}
.pipe-step:last-child{border-right:none}
.pipe-step .n{
  font-size:11px;font-weight:600;letter-spacing:.1em;color:var(--indigo);
  display:block;margin-bottom:8px;
}
.pipe-step h4{font-size:15.5px;font-weight:600;margin-bottom:6px}
.pipe-step p{font-size:12.5px;color:var(--ink-soft);line-height:1.6}

/* ---------- 竖排三阶段流程（Animation pipeline） ---------- */
.stage-flow{margin-top:44px;display:flex;flex-direction:column;gap:clamp(38px,5vw,58px)}
.stage-head{display:flex;align-items:baseline;gap:14px;margin-bottom:22px;flex-wrap:wrap}
.stage-head .stage-num{font-size:clamp(30px,4vw,44px);font-weight:600;color:var(--indigo);line-height:1;letter-spacing:-.02em}
.stage-head h3{font-size:25px;font-weight:600}
.stage-head .stage-cn{font-size:15px;color:var(--ink-soft);letter-spacing:.06em}

/* 每步一行：序号在框外，框（step-inner）只包住 图+文 */
.stage-steps{display:flex;flex-direction:column;gap:14px}
.step-card{display:flex;gap:18px;align-items:flex-start}
.step-n{flex:none;font-size:22px;font-weight:600;color:var(--indigo);width:52px;line-height:1.2}
.step-inner{
  flex:1;min-width:0;display:flex;gap:18px;align-items:flex-start;padding:14px;
  border-radius:10px;background:#f3f4f8;
}
.step-img{
  flex:none;width:480px;aspect-ratio:16/9;border-radius:8px;overflow:hidden;
  background:linear-gradient(135deg,var(--indigo) 0%,var(--indigo-deep) 100%);
}
.step-img img{width:100%;height:100%;object-fit:cover;display:block}
.step-body h4{font-size:20px;font-weight:600;margin-bottom:6px}
.step-body h4 .cn{font-size:14.5px;font-weight:400;color:var(--ink-soft);margin-left:8px;letter-spacing:.04em}
.step-body p{font-size:16px;color:var(--ink-soft);line-height:1.6;max-width:56ch}

/* 同步并行：编号 + 并排小卡（小卡自带边框） */
.parallel-body{flex:1;min-width:0}
/* 列数自适应：2 项并行 2 列、3 项并行 3 列 */
.parallel-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px}
.track-col{border-radius:10px;padding:14px 14px 16px;background:#f3f4f8}
/* 图片翻倍后放不下横排了，改成图在上、文字在下 */
.track-step{display:flex;flex-direction:column;gap:10px}
.track-step+.track-step{margin-top:14px}
.track-img{
  width:100%;aspect-ratio:16/9;border-radius:6px;overflow:hidden;
  background:linear-gradient(135deg,var(--indigo) 0%,var(--indigo-deep) 100%);
}
/* 1.1 那组保持 4:3（其余并行组统一 16:9） */
.step-card--squareimg .track-img{aspect-ratio:4/3}
.track-img img{width:100%;height:100%;object-fit:cover;display:block}
.track-body b{display:block;font-size:16px;font-weight:600;margin-bottom:3px}
.track-body b .cn{font-size:13px;font-weight:400;color:var(--ink-soft);margin-left:5px}
.track-body span{font-size:14px;color:var(--ink-soft);line-height:1.55}

/* ---------- FAQ ---------- */
.faq-list{margin-top:44px;border-top:1px solid var(--line);max-width:900px}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:22px 0;
  display:flex;justify-content:space-between;align-items:center;gap:20px;
  font-size:17px;font-weight:500;transition:color .2s;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--indigo)}
.faq-item summary::after{
  content:"+";font-size:32px;font-weight:400;color:var(--indigo);
  flex:none;line-height:1;transition:transform .25s;
}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item .faq-a{padding:0 0 24px;color:var(--ink-soft);font-size:15px;max-width:70ch}
.faq-item .faq-a p+p{margin-top:12px}

/* ---------- footer（深色 --dark #0d1125） ---------- */
footer{
  padding:clamp(48px,6vw,72px) var(--edge) 36px;
  background:var(--dark);color:var(--paper);
}
.foot-top{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:clamp(28px,4vw,56px);margin-bottom:44px}
.foot-brand .brand{margin-bottom:14px}
/* logo 保持藕荷蓝原色：在 --dark 深底上有足够对比度，不会被吃掉 */
.foot-brand .brand .logo{filter:none}
.foot-brand .brand .wordmark{color:var(--paper)}
.foot-brand p{color:rgba(244,244,248,0.6);font-size:14px;max-width:34ch}
.foot-col h5{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:rgba(244,244,248,0.58);margin-bottom:16px;font-weight:500}
.foot-col a{display:block;font-size:14.5px;margin-bottom:10px;color:var(--paper);transition:color .2s}
.foot-col a:hover{color:var(--indigo-light)}
.foot-hint{font-size:13px;color:rgba(244,244,248,0.5);margin-top:8px}
/* 可用语言标注 */
.foot-langs{
  margin-top:12px;font-size:13px;letter-spacing:.06em;
  color:var(--indigo-light);
}
/* 选择器要比 .foot-col a 更具体，否则邮箱的蓝会被上面的白覆盖 */
.foot-col a.foot-mail{font-size:16px;font-weight:500;color:var(--indigo-light)}
/* 社媒图标：圆形按钮，横排 */
.foot-social .social-icons{display:flex;gap:12px;margin-top:2px}
.foot-social .social-icons a{
  display:flex;align-items:center;justify-content:center;
  width:40px;height:40px;border-radius:50%;
  border:1px solid rgba(244,244,248,0.2);color:rgba(244,244,248,0.85);
  transition:color .2s,border-color .2s,background .2s;
}
.foot-social .social-icons a:hover{
  color:#fff;border-color:var(--indigo-light);background:rgba(106,125,212,0.18);
}
.foot-social .social-icons svg{display:block}
.foot-bottom{
  display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;
  padding-top:26px;border-top:1px solid rgba(244,244,248,0.12);font-size:12px;color:rgba(244,244,248,0.5);
}

/* ============================================================
   Commission page
   ============================================================ */
/* commission 页头：纯白底，紧贴导航，不留大片空白 */
.page-head{
  padding:clamp(130px,16vh,160px) var(--edge) 56px;
  background:var(--paper);
}
/* about 页顶部照片背景（用户自有素材）+ 底部压暗遮罩，保证白字标题读得清 */
.page-head--photo{
  position:relative;overflow:hidden;background:none;border-bottom:none;
  /* 对齐显式写死：竖向底部、横向左对齐 —— 大标题固定在左下角，不受基类影响 */
  display:flex;flex-direction:column;justify-content:flex-end;align-items:flex-start;
  min-height:clamp(320px,30vw,600px);
  padding:110px var(--edge) 40px;
  /* 图片用 --head-img 变量传入，各页面自己指定 */
  background-image:
    linear-gradient(to top, rgba(13,17,37,.75) 0%, rgba(13,17,37,.28) 55%, rgba(13,17,37,.05) 100%),
    var(--head-img);
  background-size:cover;background-position:center top; /* 顶部对齐，裁切只切底部，保证脸/眼睛不被切掉 */
}
.page-head--photo .page-kicker{position:relative;z-index:1;color:#fff}
.page-head h1{font-size:clamp(34px,5vw,58px);font-weight:500;line-height:1.15;margin-bottom:18px}
.page-head p{color:var(--ink-soft);font-size:16px;max-width:56ch}
/* ---------- 服务分类切换条（吸顶 Tab） ---------- */
/* 不吸顶：跟着页面一起滚走 */
.svc-tabs{
  background:var(--paper);
  border-bottom:1px solid var(--line);
  padding:14px var(--edge);
  display:flex;gap:10px;
}
.svc-tab{
  font-family:inherit;font-size:15px;font-weight:500;letter-spacing:.03em;
  padding:11px 26px;border-radius:10px;cursor:pointer;
  border:1px solid var(--line);background:var(--paper);color:var(--ink-soft);
  transition:background .2s,color .2s,border-color .2s;
}
.svc-tab:hover{border-color:var(--indigo);color:var(--indigo)}
/* 当前激活的 tab：明确表现为“已选中、不可再点击” —— 默认箭头光标，hover 不再有反馈 */
.svc-tab.active{background:var(--indigo);border-color:var(--indigo);color:#fff;cursor:default}
.svc-tab.active:hover{border-color:var(--indigo);color:#fff}
/* 真正禁用（disabled 属性）：彻底不可点击，视觉上明确标出“暂不可用” */
.svc-tab:disabled{
  cursor:not-allowed;opacity:.45;
  background:var(--paper-alt);color:var(--ink-soft);border-color:var(--line);
}
.svc-tab:disabled:hover{border-color:var(--line);color:var(--ink-soft)}
/* 切换时只显示当前分类的内容 */
.svc-pane{display:none}
.svc-pane.active{display:block}

/* 大号独立短标题（如 ABOUT US），参考 Zozrus / KONAMI 的做法 */
.page-kicker{
  font-family:'Outfit',sans-serif;font-weight:700;letter-spacing:-.01em;
  font-size:clamp(32px,5vw,56px);line-height:1;color:var(--indigo);
  margin-bottom:20px;text-transform:uppercase;
}
.status-pill{
  display:inline-flex;align-items:center;gap:9px;margin-bottom:24px;
  padding:8px 15px;border-radius:100px;border:1px solid var(--indigo);
  background:rgba(106,125,212,0.1);color:var(--indigo);
  font-size:13px;font-weight:500;letter-spacing:.03em;
}
.status-pill .dot{width:8px;height:8px;border-radius:50%;background:var(--indigo);flex:none;animation:pulse 2s ease-in-out infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}

/* two tracks（分流入口卡片） */
.tracks{display:grid;grid-template-columns:1fr 1fr;gap:clamp(18px,2.4vw,28px);margin-top:40px}
.track{
  border:1px solid var(--line);border-radius:10px;padding:clamp(26px,3vw,36px);
  background:var(--paper);display:flex;flex-direction:column;gap:14px;
}
.track.kofi{background:var(--paper-alt);border-color:var(--indigo)}
.track h3{font-size:21px;font-weight:600}
.track .for{font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--indigo);font-weight:500}
.track p{color:var(--ink-soft);font-size:14.5px}
.track .btn-primary,.track .btn-dark{margin-top:auto;align-self:flex-start}

/* terms（条款折叠块） */
.terms{margin-top:clamp(56px,7vw,80px);border:1px solid var(--line);border-radius:10px;background:var(--paper-alt)}
.terms summary{
  list-style:none;cursor:pointer;padding:22px 26px;
  display:flex;justify-content:space-between;align-items:center;
  font-size:17px;font-weight:500;
}
.terms summary::-webkit-details-marker{display:none}
.terms summary::after{content:"+";font-size:22px;color:var(--indigo);transition:transform .25s}
.terms[open] summary::after{transform:rotate(45deg)}
.terms .terms-body{padding:0 26px 26px;color:var(--ink-soft);font-size:14.5px}
.terms .terms-body h4{color:var(--ink);font-size:14.5px;font-weight:600;margin:18px 0 6px}
.terms .terms-body h4:first-child{margin-top:0}

/* form */
/* 委托页：可用语言标注（标题下方） */
.form-langs{
  margin-top:-6px;font-size:14.5px;letter-spacing:.06em;
  color:var(--indigo);font-weight:500;
}
.form-wrap{margin-top:20px;max-width:820px}
.form-grid{display:grid;gap:24px}
/* 项目描述填了内容才展开：整块高度平滑变化（grid-template-rows 0fr→1fr 技巧） */
.form-more{
  display:grid;grid-template-rows:0fr;opacity:0;
  transition:grid-template-rows .5s cubic-bezier(.4,0,.2,1),opacity .4s ease;
}
.form-more.show{grid-template-rows:1fr;opacity:1}
.form-more-inner{min-height:0;overflow:hidden;display:grid;gap:24px}
.f-row{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.field{display:flex;flex-direction:column;gap:8px}
.field label{font-size:15.5px;font-weight:500}
.field .hint{font-size:14px;color:var(--ink-soft);font-weight:400}
/* 字段内的"可提供材料"清单 */
.field-list{list-style:none;display:flex;flex-direction:column;gap:6px;margin:2px 0 2px}
.field-list li{
  position:relative;padding-left:20px;font-size:15px;color:var(--ink);
}
.field-list li::before{
  content:"";position:absolute;left:2px;top:8px;width:6px;height:6px;border-radius:50%;background:var(--indigo);
}
.field-list li span{color:var(--ink-soft);font-size:14px}
.field .req{color:var(--indigo)}
.field input[type=text],
.field input[type=email],
.field select,
.field textarea{
  font-family:inherit;font-size:16.5px;color:var(--ink);
  background:var(--paper);border:1px solid var(--line);border-radius:10px;
  padding:13px 14px;transition:border-color .2s,box-shadow .2s;width:100%;
}
.field textarea{min-height:120px;resize:vertical;line-height:1.6}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--indigo);box-shadow:0 0 0 3px rgba(106,125,212,0.14);
}
.checks{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.check{
  display:flex;align-items:center;gap:10px;padding:12px 14px;
  border:1px solid var(--line);border-radius:10px;background:var(--paper);
  font-size:15.5px;cursor:pointer;transition:border-color .2s,background .2s;
}
.check:hover{border-color:var(--indigo)}
.check input{accent-color:var(--indigo);width:16px;height:16px;flex:none}
.agree{
  display:flex;align-items:flex-start;gap:12px;padding:16px;
  border:1px solid var(--indigo);border-radius:10px;background:rgba(106,125,212,0.07);
  font-size:15.5px;
}
.agree input{accent-color:var(--indigo);width:17px;height:17px;flex:none;margin-top:3px}
.hp{position:absolute;left:-9999px;opacity:0;height:0;overflow:hidden}
.submit-row{display:flex;align-items:center;gap:18px;flex-wrap:wrap;margin-top:6px}
button.btn-submit{
  font-family:inherit;font-weight:500;font-size:15.5px;letter-spacing:.04em;
  padding:16px 34px;background:var(--indigo);color:#fff;
  border:none;border-radius:10px;cursor:pointer;transition:background .2s,transform .2s;
}
button.btn-submit:hover{background:#5563c6;transform:translateY(-1px)}
.form-note{font-size:14.5px;color:var(--ink-soft)}
.form-status{margin-top:18px;font-size:14.5px;font-weight:500;display:none}
.form-status.show{display:block}
.form-status.ok{display:block;color:var(--indigo)}
.form-status.err{display:block;color:var(--indigo)}

/* ---------- 品牌动效带：横向滚动大字（仿 KONAMI，加号背景已去掉，高度收窄） ---------- */
.brand-band{position:relative;overflow:hidden;background:var(--indigo-deep);color:var(--paper);padding:36px 0}
.brand-band .marquee{
  position:relative;z-index:1;display:block;overflow:hidden;white-space:nowrap;
  -webkit-mask:linear-gradient(90deg,transparent,#000 7%,#000 93%,transparent);
          mask:linear-gradient(90deg,transparent,#000 7%,#000 93%,transparent);
}
.brand-band .marquee-track{display:flex;align-items:center;width:max-content;animation:marquee 34s linear infinite}
.brand-band .marquee-track span{flex:none;font-size:clamp(34px,6.5vw,84px);font-weight:500;letter-spacing:-.01em;padding:0 clamp(18px,2.6vw,40px)}
.brand-band .marquee-track .dot{color:var(--indigo-light);font-size:.62em}
@keyframes marquee{from{transform:translateX(0)}to{transform:translateX(-50%)}}
@media (prefers-reduced-motion:reduce){.brand-band .marquee-track{animation:none}}

/* ---------- responsive ---------- */
@media (max-width:980px){
  .foot-top{grid-template-columns:1fr 1fr}
  .pipe-step{min-width:130px}
}
@media (max-width:860px){
  nav .links{gap:16px}
  nav .links .nav-link{display:none}
  .about-grid{grid-template-columns:1fr}
  .about-stats{border-left:none;border-top:1px solid var(--line);padding-left:0;padding-top:28px;grid-template-columns:repeat(3,1fr)}
  .project-credits-list{grid-template-columns:1fr}
  .about-grid--projects-right{gap:56px}
  .about-grid--projects-right .about-copy{
    grid-column:auto;grid-row:auto;order:1;
  }
  .about-grid--projects-right .project-credits{
    grid-column:auto;grid-row:auto;order:2;
  }
  .pipe{flex-direction:column}
  .pipe-step{border-right:none;border-bottom:1px solid var(--line)}
  .pipe-step:last-child{border-bottom:none}
  .parallel-grid{grid-template-columns:1fr}
  .tracks{grid-template-columns:1fr}
  .hero-video{display:none}
  /* 480px 的图片位在平板宽度就得换行堆叠，不然会撑爆卡片（step-img 是 flex:none 不可压缩） */
  .step-inner{flex-wrap:wrap}
  .step-img{width:100%}
  .step-n{width:44px;font-size:19px}
}
@media (max-width:600px){
  .work-grid, .work-more-grid{grid-template-columns:1fr}
  .foot-top{grid-template-columns:1fr}
  .f-row{grid-template-columns:1fr}
  .checks{grid-template-columns:1fr}
}

/* ============================================================
   TEMP alignment guides — delete this block (or the body.guides
   class in the HTML) before launch
   ============================================================ */
body.guides [data-guide]:not(nav){position:relative}
body.guides [data-guide]{outline:2px dashed #e5116a;outline-offset:-2px}
body.guides [data-guide]::before{
  content:attr(data-guide);
  position:absolute;top:0;left:0;z-index:9999;pointer-events:none;white-space:nowrap;
  background:#e5116a;color:#fff;
  font:600 12px/1 'Outfit',sans-serif;letter-spacing:.02em;
  padding:6px 10px;border-radius:0 0 5px 0;
}