/* =========================================================
   光影文化 GYMP · 西安宣传片拍摄 / 视频拍摄 / 抖音短视频 / AI视频
   设计：深色电影感 + 极光光效 + 大字排版
   ========================================================= */

:root{
  --bg:#08090b;
  --bg-2:#0d0f13;
  --bg-3:#11141a;
  --ink:#f4f5f7;
  --ink-2:#c8ccd4;
  --muted:#8d939d;
  --line:rgba(255,255,255,.09);
  --line-2:rgba(255,255,255,.16);
  --accent:#ff6a2b;
  --accent-2:#ffc46b;
  --accent-soft:rgba(255,106,43,.14);
  --radius:18px;
  --max:1180px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;line-height:1.75;letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img,svg{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{margin:0;line-height:1.18;letter-spacing:-.02em;font-weight:800}
p{margin:0}
ul{margin:0;padding:0;list-style:none}

/* ---------- 颗粒噪点层 ---------- */
.grain{
  position:fixed;inset:0;z-index:2;pointer-events:none;opacity:.5;mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/><feColorMatrix type='saturate' values='0'/></filter><rect width='160' height='160' filter='url(%23n)' opacity='.34'/></svg>");
}

/* ---------- 顶部滚动进度 ---------- */
.progress{position:fixed;top:0;left:0;height:2px;width:0;z-index:60;
  background:linear-gradient(90deg,var(--accent),var(--accent-2));box-shadow:0 0 18px rgba(255,106,43,.7)}

/* ---------- 导航 ---------- */
.nav{position:fixed;top:0;left:0;right:0;z-index:50;transition:background .4s var(--ease),backdrop-filter .4s,border-color .4s;
  border-bottom:1px solid transparent}
.nav.solid{background:rgba(8,9,11,.82);backdrop-filter:blur(18px) saturate(140%);border-bottom-color:var(--line)}
.nav-in{max-width:var(--max);margin:0 auto;padding:18px 24px;display:flex;align-items:center;gap:36px}
.brand{display:flex;align-items:center;gap:11px;font-weight:800;letter-spacing:.02em;font-size:17px;white-space:nowrap}
.brand-mark{width:30px;height:30px;border-radius:9px;flex:0 0 auto;
  background:conic-gradient(from 210deg,var(--accent),var(--accent-2),#7b3bff,var(--accent));
  box-shadow:0 0 22px rgba(255,106,43,.45)}
.brand em{font-style:normal;color:var(--muted);font-weight:500;font-size:12px;letter-spacing:.14em;margin-left:2px}
.nav-links{display:flex;gap:26px;margin-left:auto;font-size:14.5px;color:var(--ink-2)}
.nav-links a{position:relative;padding:4px 0;transition:color .25s}
.nav-links a::after{content:"";position:absolute;left:0;bottom:-2px;width:0;height:1px;
  background:linear-gradient(90deg,var(--accent),var(--accent-2));transition:width .3s var(--ease)}
.nav-links a:hover{color:#fff}
.nav-links a:hover::after{width:100%}
.nav-cta{display:inline-flex;align-items:center;gap:8px;padding:9px 18px;border-radius:999px;
  border:1px solid var(--line-2);font-size:14px;color:#fff;transition:.3s var(--ease);white-space:nowrap}
.nav-cta:hover{background:var(--accent-soft);border-color:rgba(255,106,43,.55);transform:translateY(-1px)}
.nav-toggle{display:none;background:none;border:0;color:#fff;padding:8px;cursor:pointer}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:14px 28px;border-radius:999px;font-weight:700;font-size:15px;
  transition:transform .3s var(--ease),box-shadow .3s,background .3s;will-change:transform}
.btn-primary{background:linear-gradient(100deg,var(--accent),#ff8a4c 60%,var(--accent-2));color:#1a0d04;
  box-shadow:0 10px 34px -8px rgba(255,106,43,.65)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 44px -10px rgba(255,106,43,.8)}
.btn-ghost{border:1px solid var(--line-2);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.3);transform:translateY(-2px)}

/* ---------- 布局 ---------- */
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
section{position:relative}
.sec{padding:112px 0}
.sec-tight{padding:76px 0}

.eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:12.5px;letter-spacing:.22em;
  text-transform:uppercase;color:var(--accent-2);font-weight:700;margin-bottom:20px}
.eyebrow::before{content:"";width:26px;height:1px;background:linear-gradient(90deg,var(--accent),transparent)}
.h2{font-size:clamp(1.9rem,3.6vw,3rem);letter-spacing:-.03em}
.lead{color:var(--ink-2);font-size:17px;line-height:1.85;max-width:62ch}

/* ---------- Hero ---------- */
.hero{position:relative;min-height:100svh;display:flex;align-items:center;padding:130px 0 80px;overflow:hidden}
.hero-bg{position:absolute;inset:0;z-index:0;overflow:hidden}
.blob{position:absolute;border-radius:50%;filter:blur(90px);opacity:.55;will-change:transform}
.blob.b1{width:620px;height:620px;left:-10%;top:-14%;
  background:radial-gradient(circle,rgba(255,106,43,.85),transparent 66%);animation:drift1 22s ease-in-out infinite alternate}
.blob.b2{width:560px;height:560px;right:-8%;top:8%;
  background:radial-gradient(circle,rgba(123,59,255,.7),transparent 66%);animation:drift2 26s ease-in-out infinite alternate}
.blob.b3{width:720px;height:720px;left:32%;bottom:-38%;
  background:radial-gradient(circle,rgba(255,196,107,.42),transparent 68%);animation:drift1 30s ease-in-out infinite alternate-reverse}
@keyframes drift1{to{transform:translate3d(90px,-60px,0) scale(1.16)}}
@keyframes drift2{to{transform:translate3d(-80px,70px,0) scale(1.1)}}
.hero-grid{position:absolute;inset:0;z-index:1;opacity:.3;
  background-image:linear-gradient(to right,rgba(255,255,255,.07) 1px,transparent 1px),
                   linear-gradient(to bottom,rgba(255,255,255,.07) 1px,transparent 1px);
  background-size:74px 74px;
  mask-image:radial-gradient(ellipse 78% 62% at 50% 42%,#000 32%,transparent 78%);
  -webkit-mask-image:radial-gradient(ellipse 78% 62% at 50% 42%,#000 32%,transparent 78%)}
.hero-in{position:relative;z-index:3;max-width:var(--max);margin:0 auto;padding:0 24px;width:100%}
.hero-badge{display:inline-flex;align-items:center;gap:10px;padding:7px 15px 7px 9px;border-radius:999px;
  background:rgba(255,255,255,.05);border:1px solid var(--line-2);font-size:13px;color:var(--ink-2);
  backdrop-filter:blur(10px);margin-bottom:30px}
.dot{width:7px;height:7px;border-radius:50%;background:#38e58c;box-shadow:0 0 0 4px rgba(56,229,140,.18);
  animation:pulse 2.4s ease-in-out infinite}
@keyframes pulse{50%{box-shadow:0 0 0 8px rgba(56,229,140,0)}}
.hero h1{font-size:clamp(2.5rem,7.2vw,6.1rem);line-height:1.02;letter-spacing:-.045em;max-width:16ch}
.grad{background:linear-gradient(100deg,#fff 8%,var(--accent-2) 46%,var(--accent) 78%);
  -webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.hero-sub{margin-top:28px;font-size:clamp(1rem,1.5vw,1.18rem);color:var(--ink-2);max-width:56ch;line-height:1.9}
.hero-actions{display:flex;gap:14px;margin-top:40px;flex-wrap:wrap}
.hero-meta{display:flex;gap:44px;margin-top:64px;flex-wrap:wrap;padding-top:30px;border-top:1px solid var(--line)}
.hero-meta div strong{display:block;font-size:clamp(1.5rem,2.4vw,2rem);font-weight:800;letter-spacing:-.03em;
  background:linear-gradient(180deg,#fff,#9aa0a8);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-meta div span{font-size:12.5px;color:var(--muted);letter-spacing:.1em;text-transform:uppercase}

/* ---------- 关键词跑马灯 ---------- */
.marquee{border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  background:linear-gradient(180deg,rgba(255,255,255,.02),transparent);overflow:hidden;padding:18px 0;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 7%,#000 93%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 7%,#000 93%,transparent)}
.marquee-track{display:flex;gap:52px;white-space:nowrap;width:max-content;animation:slide 105s linear infinite}
.marquee:hover .marquee-track{animation-play-state:paused}
@keyframes slide{to{transform:translateX(-50%)}}
.marquee span{font-size:14px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);
  display:inline-flex;align-items:center;gap:52px;transition:color .3s}
.marquee span::after{content:"◆";color:var(--accent);font-size:9px;letter-spacing:0}
.marquee span:nth-child(3n)::after{color:var(--accent-2)}
.marquee span:nth-child(4n)::after{color:#7b3bff}

/* ---------- 卡片 ---------- */
.grid{display:grid;gap:20px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}

.card{position:relative;padding:34px 30px;border-radius:var(--radius);background:var(--bg-2);
  border:1px solid var(--line);overflow:hidden;transition:transform .4s var(--ease),border-color .4s,background .4s}
.card::before{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;opacity:0;
  background:linear-gradient(140deg,rgba(255,106,43,.75),transparent 42%,rgba(123,59,255,.6));
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;transition:opacity .4s}
.card:hover{transform:translateY(-7px);border-color:var(--line-2);background:var(--bg-3)}
.card:hover::before{opacity:1}
.card h3{font-size:20px;margin-bottom:12px;letter-spacing:-.01em}
.card p{color:var(--muted);font-size:14.8px;line-height:1.8}
.card-num{font-size:12px;letter-spacing:.2em;color:var(--accent-2);font-weight:700;margin-bottom:18px;
  display:block;font-variant-numeric:tabular-nums}
.card-icon{width:46px;height:46px;border-radius:13px;display:grid;place-items:center;margin-bottom:22px;
  background:linear-gradient(150deg,rgba(255,106,43,.2),rgba(123,59,255,.14));
  border:1px solid rgba(255,255,255,.12)}
.card-icon svg{width:22px;height:22px;stroke:var(--accent-2);fill:none;stroke-width:1.6;
  stroke-linecap:round;stroke-linejoin:round}

/* ---------- 作品/画幅展示 ---------- */
.frames{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.frame{position:relative;aspect-ratio:3/4;border-radius:16px;overflow:hidden;border:1px solid var(--line);
  display:flex;align-items:flex-end;padding:22px;isolation:isolate}
.frame::after{content:"";position:absolute;inset:0;z-index:-1;transition:transform .8s var(--ease)}
.frame:hover::after{transform:scale(1.09)}
.frame.f1::after{background:linear-gradient(160deg,#3a1508,#ff6a2b 92%)}
.frame.f2::after{background:linear-gradient(160deg,#0b1330,#3d63d8 95%)}
.frame.f3::after{background:linear-gradient(160deg,#2a0a2e,#a03bbf 92%)}
.frame.f4::after{background:linear-gradient(160deg,#062b25,#20a882 92%)}
.frame b{font-size:17px;line-height:1.35;display:block;text-shadow:0 2px 18px rgba(0,0,0,.5)}
.frame small{display:block;font-size:12px;letter-spacing:.16em;text-transform:uppercase;opacity:.82;margin-top:8px}

/* ---------- 流程 ---------- */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line)}
.flow-step{padding:36px 26px 10px;position:relative;border-right:1px solid var(--line)}
.flow-step:last-child{border-right:0}
.flow-step::before{content:"";position:absolute;top:-1px;left:0;width:0;height:2px;
  background:linear-gradient(90deg,var(--accent),var(--accent-2));transition:width .7s var(--ease)}
.flow-step:hover::before{width:100%}
.flow-step b{font-size:13px;letter-spacing:.2em;color:var(--accent-2);font-weight:700}
.flow-step h3{font-size:19px;margin:14px 0 10px}
.flow-step p{color:var(--muted);font-size:14.4px;line-height:1.8}

/* ---------- 规格条 ---------- */
.specs{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.specs div{background:var(--bg-2);padding:32px 26px;transition:background .35s}
.specs div:hover{background:var(--bg-3)}
.specs strong{display:block;font-size:clamp(1.5rem,2.6vw,2.1rem);font-weight:800;letter-spacing:-.03em;
  background:linear-gradient(120deg,var(--accent-2),var(--accent));-webkit-background-clip:text;background-clip:text;color:transparent}
.specs span{font-size:13px;color:var(--muted);display:block;margin-top:6px}

/* ---------- 正文区（GEO 可引用段落） ---------- */
.prose{max-width:74ch}
.prose h2{margin-top:0;margin-bottom:22px;font-size:clamp(1.6rem,2.8vw,2.2rem);letter-spacing:-.02em}
.prose h3{margin:38px 0 12px;font-size:19px}
.prose p{color:var(--ink-2);margin-bottom:18px;line-height:1.95}
.prose ul{margin:0 0 20px;padding-left:0}
.prose ul li{position:relative;padding-left:22px;margin-bottom:11px;color:var(--ink-2);line-height:1.85}
.prose ul li::before{content:"";position:absolute;left:0;top:11px;width:7px;height:7px;border-radius:2px;
  background:linear-gradient(135deg,var(--accent),var(--accent-2))}
.prose strong{color:#fff;font-weight:700}
.answer-box{padding:28px 30px;border-radius:14px;background:linear-gradient(150deg,rgba(255,106,43,.09),rgba(123,59,255,.05));
  border:1px solid rgba(255,106,43,.26);margin:0 0 30px}
.answer-box p{margin:0;color:#ecedf0}
.answer-box p+p{margin-top:14px}

/* ---------- FAQ ---------- */
.faq{max-width:900px;margin:0 auto}
.faq details{border-bottom:1px solid var(--line);padding:6px 0;transition:background .3s}
.faq details[open]{background:linear-gradient(180deg,rgba(255,255,255,.025),transparent)}
.faq summary{list-style:none;cursor:pointer;padding:22px 44px 22px 0;position:relative;
  font-size:17px;font-weight:700;letter-spacing:-.01em;color:#fff}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";position:absolute;right:8px;top:50%;width:11px;height:11px;
  border-right:1.6px solid var(--accent-2);border-bottom:1.6px solid var(--accent-2);
  transform:translateY(-70%) rotate(45deg);transition:transform .35s var(--ease)}
.faq details[open] summary::after{transform:translateY(-30%) rotate(-135deg)}
.faq .ans{padding:0 44px 26px 0;color:var(--muted);font-size:15.2px;line-height:1.9}

/* ---------- CTA ---------- */
.cta{position:relative;padding:96px 0;overflow:hidden;border-top:1px solid var(--line)}
.cta::before{content:"";position:absolute;left:50%;top:-40%;width:900px;height:900px;transform:translateX(-50%);
  background:radial-gradient(circle,rgba(255,106,43,.2),transparent 62%);pointer-events:none}
.cta-in{position:relative;z-index:2;text-align:center;max-width:760px;margin:0 auto;padding:0 24px}
.cta h2{font-size:clamp(1.9rem,4vw,3.1rem);letter-spacing:-.035em;margin-bottom:20px}
.cta p{color:var(--ink-2);margin-bottom:36px;font-size:16.5px}

/* ---------- 页脚 ---------- */
.footer{border-top:1px solid var(--line);padding:70px 0 34px;background:var(--bg-2)}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:44px}
.foot-grid h4{font-size:13px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted);
  margin-bottom:20px;font-weight:700}
.foot-grid li{margin-bottom:11px;font-size:14.4px;color:var(--ink-2)}
.foot-grid a:hover{color:var(--accent-2)}
.foot-brand p{color:var(--muted);font-size:14px;line-height:1.9;margin-top:16px;max-width:34ch}
.foot-bottom{margin-top:52px;padding-top:26px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:13px;color:var(--muted)}
.foot-bottom a:hover{color:var(--accent-2)}

/* ---------- 面包屑 ---------- */
.crumb{font-size:13px;color:var(--muted);padding:120px 0 0}
.crumb ol{display:flex;gap:9px;flex-wrap:wrap}
.crumb li+li::before{content:"/";margin-right:9px;color:rgba(255,255,255,.22)}
.crumb a:hover{color:var(--accent-2)}

/* ---------- 内页头 ---------- */
.phead{padding:34px 0 64px}
.phead h1{font-size:clamp(2.1rem,5vw,3.7rem);letter-spacing:-.04em;max-width:20ch}
.phead .lead{margin-top:22px}
.phead-meta{display:flex;gap:26px;margin-top:28px;font-size:13px;color:var(--muted);flex-wrap:wrap}
.phead-meta span{display:inline-flex;align-items:center;gap:7px}
.phead-meta svg{width:14px;height:14px;stroke:var(--accent-2);fill:none;stroke-width:1.7}

/* ---------- 两栏 ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:start}
.split.wide{grid-template-columns:1.15fr .85fr}

/* ---------- 联系块 ---------- */
.contact-card{padding:38px;border-radius:var(--radius);border:1px solid var(--line);background:var(--bg-2)}
.contact-row{display:flex;gap:16px;padding:20px 0;border-bottom:1px solid var(--line)}
.contact-row:last-child{border-bottom:0}
.contact-row .ic{width:38px;height:38px;flex:0 0 auto;border-radius:11px;display:grid;place-items:center;
  background:rgba(255,106,43,.12);border:1px solid rgba(255,106,43,.26)}
.contact-row .ic svg{width:17px;height:17px;stroke:var(--accent-2);fill:none;stroke-width:1.7}
.contact-row div>span{display:block;font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin-bottom:5px}
.contact-row div>b{font-weight:600;font-size:15.5px;color:#fff;word-break:break-all}
.contact-row a>b:hover{color:var(--accent-2)}

/* ---------- 表单 ---------- */
.form{display:grid;gap:14px}
.form label{font-size:13px;color:var(--muted);margin-bottom:-6px}
.form input,.form textarea,.form select{width:100%;padding:13px 16px;border-radius:11px;
  background:rgba(255,255,255,.03);border:1px solid var(--line-2);color:#fff;font:inherit;font-size:15px;
  transition:border-color .25s,background .25s}
.form input:focus,.form textarea:focus,.form select:focus{outline:0;border-color:rgba(255,106,43,.7);
  background:rgba(255,106,43,.05)}
.form textarea{min-height:120px;resize:vertical}
.form .note{font-size:12.5px;color:var(--muted);margin-top:2px}

/* ---------- 动效 ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001s!important;transition-duration:.001s!important}
  .reveal{opacity:1;transform:none}
  html{scroll-behavior:auto}
}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .g4,.frames,.specs{grid-template-columns:repeat(2,1fr)}
  .flow{grid-template-columns:repeat(2,1fr)}
  .flow-step:nth-child(2){border-right:0}
  .foot-grid{grid-template-columns:1fr 1fr}
  .split,.split.wide{grid-template-columns:1fr;gap:44px}
}
@media (max-width:760px){
  .nav-links,.nav-cta{display:none}
  .nav-toggle{display:block;margin-left:auto}
  .nav-in{padding:14px 20px;gap:16px}
  .sec{padding:76px 0}
  .g2,.g3,.g4,.frames,.specs{grid-template-columns:1fr}
  .flow{grid-template-columns:1fr}
  .flow-step{border-right:0;border-bottom:1px solid var(--line);padding:28px 0}
  .hero{padding:110px 0 60px;min-height:auto}
  .hero-meta{gap:28px;margin-top:44px}
  .hero-meta div strong{font-size:1.35rem}
  .foot-grid{grid-template-columns:1fr;gap:34px}
  .frame{aspect-ratio:16/10}
  .card{padding:28px 24px}
  .contact-card{padding:26px 20px}
  .crumbs{padding-top:0}
}

/* ---------- GEO 内容组件 ---------- */
.tbl-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:14px;background:var(--bg-2);margin:4px 0 30px}
.tbl{width:100%;border-collapse:collapse;font-size:14.6px;min-width:560px}
.tbl th,.tbl td{text-align:left;padding:14px 18px;border-bottom:1px solid var(--line);vertical-align:top;line-height:1.75}
.tbl thead th{font-size:11.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--accent-2);
  font-weight:700;border-bottom-color:rgba(255,255,255,.14);background:rgba(255,255,255,.02);white-space:nowrap}
.tbl tbody tr:last-child td{border-bottom:0}
.tbl tbody tr{transition:background .3s}
.tbl tbody tr:hover{background:rgba(255,255,255,.025)}
.tbl td:first-child{color:#fff;font-weight:600;white-space:nowrap}
.tbl td strong{color:#fff}

.toc{border:1px solid var(--line);border-radius:14px;background:linear-gradient(180deg,rgba(255,255,255,.028),transparent);
  padding:24px 26px 20px;margin:0 0 12px}
.toc h2{font-size:12px!important;letter-spacing:.22em;text-transform:uppercase;color:var(--accent-2);
  margin:0 0 16px!important;font-weight:700}
.toc ol{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:3px 30px;
  counter-reset:toc}
.toc li{counter-increment:toc;border-bottom:1px solid rgba(255,255,255,.06)}
.toc li a{display:flex;gap:11px;padding:8px 0;font-size:14.2px;color:var(--ink-2);line-height:1.5}
.toc li a::before{content:counter(toc,decimal-leading-zero);font-size:10.5px;letter-spacing:.1em;
  color:var(--accent);font-weight:700;padding-top:4px;flex:none;font-variant-numeric:tabular-nums}
.toc li a:hover{color:#fff}

.qa{border-top:1px solid var(--line);padding:30px 0 6px;scroll-margin-top:96px}
.qa h2{font-size:19px!important;margin:0 0 14px!important;line-height:1.55;letter-spacing:-.01em}
.qa h2 .idx{display:inline-block;font-size:11px;letter-spacing:.14em;color:var(--accent-2);
  vertical-align:2px;margin-right:10px;font-weight:700}
.qa p{color:var(--ink-2);line-height:1.95;margin-bottom:12px}
.qa p.lead-ans{color:#eef0f4;font-size:15.2px}
.qa p:last-child{margin-bottom:0}

.terms{display:block;border-top:1px solid var(--line);margin:0}
.term{display:grid;grid-template-columns:210px 1fr;gap:26px;padding:26px 0;border-bottom:1px solid var(--line)}
.term dt{color:#fff;font-weight:700;font-size:16px;line-height:1.5}
.term dt em{display:block;font-style:normal;font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--muted);font-weight:400;margin-top:7px}
.term dd{margin:0;color:var(--ink-2);line-height:1.9;font-size:14.8px}
.term dd b{color:#fff;font-weight:700}

.pill-row{display:flex;flex-wrap:wrap;gap:10px;margin:0 0 34px}
.pill-row a{font-size:13px;padding:8px 16px;border-radius:999px;border:1px solid var(--line);
  background:var(--bg-2);color:var(--ink-2);transition:.3s}
.pill-row a:hover{color:#fff;border-color:var(--accent);background:var(--accent-soft)}

@media (max-width:760px){
  .tbl{font-size:13.6px;min-width:480px}
  .tbl th,.tbl td{padding:11px 13px}
  .toc ol{grid-template-columns:1fr}
  .term{grid-template-columns:1fr;gap:8px;padding:22px 0}
  .qa{padding:24px 0 4px}
  .qa h2{font-size:17.4px!important}
}