/* ============================================================
   艾诺 / AINLL — 官网前台（PC 优先 · 暗金主题）
   与用户后台共用一套设计令牌口径：--bg #0b0906 · --accent #d4af37
   ============================================================ */
:root{
  --bg:#0a0806;
  --bg-2:#0f0c08;
  --bg-3:#14100a;
  --card:rgba(255,255,255,.028);
  --card-2:rgba(255,255,255,.045);
  --line:rgba(212,175,55,.14);
  --line-2:rgba(212,175,55,.26);
  --gold:#d4af37;
  --gold-2:#f0d98a;
  --gold-deep:#a8801f;
  --gold-soft:rgba(212,175,55,.12);
  --text:#f2e8d5;
  --dim:#bfa87c;
  --mute:#8a7550;
  --ink:#241a05;
  --radius:16px;
  --radius-lg:22px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --serif:"Noto Serif SC","Songti SC","SimSun",Georgia,serif;
  --sans:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --shadow:0 24px 70px rgba(0,0,0,.5);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:var(--sans);font-size:15px;line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer}
img{max-width:100%;display:block}
::selection{background:rgba(212,175,55,.32);color:#fff}
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-track{background:#080605}
::-webkit-scrollbar-thumb{background:#2c2418;border-radius:8px;border:2px solid #080605}
::-webkit-scrollbar-thumb:hover{background:#463a22}

.wrap{width:1180px;max-width:calc(100% - 64px);margin:0 auto}

/* 页面光晕背景 */
.aura{position:fixed;inset:0;pointer-events:none;z-index:0;overflow:hidden}
.aura i{position:absolute;display:block;border-radius:50%;filter:blur(120px);opacity:.55}
.aura i:nth-child(1){width:720px;height:720px;left:-220px;top:-260px;background:radial-gradient(circle,rgba(212,175,55,.20),transparent 68%)}
.aura i:nth-child(2){width:640px;height:640px;right:-200px;top:120px;background:radial-gradient(circle,rgba(160,106,214,.14),transparent 70%)}
.aura i:nth-child(3){width:800px;height:800px;left:38%;top:1400px;background:radial-gradient(circle,rgba(212,175,55,.10),transparent 70%)}
.grain{position:fixed;inset:0;z-index:1;pointer-events:none;opacity:.035;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='120' height='120' filter='url(%23n)'/%3E%3C/svg%3E")}

/* ================= 顶部导航 ================= */
.nav{position:fixed;top:0;left:0;right:0;z-index:60;transition:background .3s var(--ease),border-color .3s}
.nav-in{display:flex;align-items:center;height:74px;gap:40px}
.nav.scrolled{background:rgba(10,8,6,.86);backdrop-filter:blur(18px);border-bottom:1px solid rgba(212,175,55,.10)}
.brand{display:flex;align-items:center;gap:11px;flex:none}
.brand img{width:34px;height:34px;filter:drop-shadow(0 0 12px rgba(212,175,55,.35))}
.brand b{font-size:18px;letter-spacing:.6px;font-weight:800}
.brand small{display:block;font-size:9.5px;letter-spacing:3px;color:var(--mute);margin-top:-2px}
.nav-links{display:flex;gap:30px;flex:1}
.nav-links a{font-size:14px;color:var(--dim);position:relative;padding:6px 0;transition:color .2s}
.nav-links a:hover{color:var(--gold-2)}
.nav-links a::after{content:"";position:absolute;left:0;bottom:0;width:0;height:1px;background:var(--gold);transition:width .25s var(--ease)}
.nav-links a:hover::after{width:100%}
.nav-act{display:flex;align-items:center;gap:12px;flex:none}
.btn-ghost{background:transparent;border:1px solid var(--line-2);color:var(--text);height:40px;padding:0 20px;border-radius:11px;font-size:14px;transition:.2s}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold-2);background:rgba(212,175,55,.07)}
.btn-gold{
  height:40px;padding:0 22px;border-radius:11px;border:none;font-size:14px;font-weight:700;
  color:var(--ink);background:linear-gradient(135deg,var(--gold-2),var(--gold) 55%,var(--gold-deep));
  box-shadow:0 8px 26px rgba(212,175,55,.22);transition:.22s var(--ease);white-space:nowrap
}
.btn-gold:hover{transform:translateY(-1px);box-shadow:0 12px 34px rgba(212,175,55,.34);filter:brightness(1.05)}
.btn-gold.lg{height:52px;padding:0 32px;font-size:16px;border-radius:14px}
.nav-user{display:inline-flex;align-items:center;gap:7px;font-size:13px;color:var(--text);opacity:.9;max-width:130px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.nav-user i{font-style:normal;font-size:9.5px;letter-spacing:.5px;color:var(--ink);background:linear-gradient(135deg,var(--gold-2),var(--gold));border-radius:4px;padding:1px 5px;font-weight:700;flex:none}

/* ================= Hero ================= */
.hero{position:relative;z-index:2;padding:150px 0 90px}
.hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:56px;align-items:center}
.pill{
  display:inline-flex;align-items:center;gap:9px;height:32px;padding:0 14px;border-radius:999px;
  border:1px solid var(--line-2);background:rgba(212,175,55,.06);
  font-size:12.5px;color:var(--gold-2);letter-spacing:.3px;margin-bottom:26px
}
.pill b{width:6px;height:6px;border-radius:50%;background:var(--gold);box-shadow:0 0 10px var(--gold);animation:blink 2.2s infinite}
@keyframes blink{0%,100%{opacity:1}50%{opacity:.35}}
.hero h1{
  font-family:var(--serif);font-size:56px;line-height:1.22;margin:0 0 22px;font-weight:700;
  letter-spacing:1px;
}
.hero h1 em{
  font-style:normal;background:linear-gradient(100deg,#fff6db,var(--gold) 45%,#b8862a 90%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero p.lead{font-size:16.5px;line-height:1.9;color:var(--dim);margin:0 0 34px;max-width:520px}
.hero-cta{display:flex;align-items:center;gap:16px;margin-bottom:30px}
.btn-line{display:inline-flex;align-items:center;gap:8px;height:52px;padding:0 26px;border-radius:14px;border:1px solid var(--line-2);color:var(--text);font-size:15px;transition:.2s;background:rgba(255,255,255,.02)}
.btn-line:hover{border-color:var(--gold);color:var(--gold-2);background:rgba(212,175,55,.06)}
.hero-meta{display:flex;align-items:center;gap:22px;font-size:12.5px;color:var(--mute)}
.hero-meta span{display:flex;align-items:center;gap:7px}
.hero-meta i{color:var(--gold);font-style:normal}

/* Hero 视觉：编辑器模拟 */
.stage{position:relative;height:492px;perspective:1400px}
.stage-glow{position:absolute;inset:-40px;background:radial-gradient(circle at 60% 40%,rgba(212,175,55,.16),transparent 62%);filter:blur(30px)}
.mock{
  position:absolute;inset:0;border-radius:18px;overflow:hidden;
  background:linear-gradient(168deg,#191410,#0f0c08 62%);
  border:1px solid var(--line);box-shadow:var(--shadow),0 0 0 1px rgba(255,255,255,.02) inset;
  display:flex;flex-direction:column;
  transform:rotateY(-7deg) rotateX(3deg) translateZ(0);
  transition:transform .6s var(--ease)
}
.stage:hover .mock{transform:rotateY(-3deg) rotateX(1.5deg)}
.mock-bar{height:38px;display:flex;align-items:center;gap:7px;padding:0 14px;background:rgba(255,255,255,.028);border-bottom:1px solid rgba(255,255,255,.05);flex:none}
.mock-bar i{width:9px;height:9px;border-radius:50%;background:#3a3128}
.mock-bar i:nth-child(1){background:#5c3a2c}
.mock-bar i:nth-child(2){background:#5c5230}
.mock-bar i:nth-child(3){background:#2f4a34}
.mock-bar span{margin-left:10px;font-size:11px;color:var(--mute);font-family:var(--mono);letter-spacing:.5px}
.mock-body{flex:1;display:grid;grid-template-columns:1fr 148px;min-height:0}
.mock-main{padding:20px 22px;overflow:hidden}
.ch-tag{display:inline-flex;align-items:center;gap:6px;font-size:10.5px;color:var(--gold);border:1px solid var(--line-2);border-radius:6px;padding:2px 8px;letter-spacing:1px;margin-bottom:12px}
.mock-main h4{font-family:var(--serif);font-size:19px;margin:0 0 14px;letter-spacing:.5px}
.mock-main p{font-size:12.5px;line-height:2.05;color:#c3b391;margin:0 0 9px;text-align:justify}
.mock-main p .hl{color:var(--gold-2);background:rgba(212,175,55,.10);border-radius:3px;padding:0 2px}
.caret{display:inline-block;width:2px;height:13px;background:var(--gold);vertical-align:-2px;animation:caret 1s steps(2) infinite}
@keyframes caret{0%,49%{opacity:1}50%,100%{opacity:0}}
.ai-line{display:flex;align-items:center;gap:7px;margin-top:14px;font-size:11px;color:var(--mute)}
.ai-line .dot{width:5px;height:5px;border-radius:50%;background:var(--gold);animation:blink 1.4s infinite}
.ai-line .dot:nth-child(2){animation-delay:.2s}
.ai-line .dot:nth-child(3){animation-delay:.4s}
.mock-side{border-left:1px solid rgba(255,255,255,.05);padding:14px 12px;display:flex;flex-direction:column;gap:9px;background:rgba(0,0,0,.18)}
.side-t{font-size:10px;letter-spacing:1.6px;color:var(--mute);margin:2px 0 1px}
.side-card{border:1px solid rgba(255,255,255,.06);border-radius:9px;padding:8px 9px;background:rgba(255,255,255,.024)}
.side-card b{display:block;font-size:11px;color:var(--text)}
.side-card span{font-size:9.5px;color:var(--mute);display:block;line-height:1.5}
.side-card em{font-style:normal;color:var(--gold-2)}
.bar{height:4px;border-radius:99px;background:rgba(255,255,255,.07);overflow:hidden;margin-top:6px}
.bar i{display:block;height:100%;width:0;border-radius:99px;background:linear-gradient(90deg,var(--gold-deep),var(--gold-2));animation:grow 3.6s var(--ease) infinite}
@keyframes grow{0%{width:8%}60%{width:82%}100%{width:96%}}
/* 浮动小卡 */
.float{position:absolute;border-radius:13px;background:rgba(22,17,12,.94);border:1px solid var(--line-2);box-shadow:0 16px 40px rgba(0,0,0,.5);padding:11px 14px;backdrop-filter:blur(10px)}
.float b{display:block;font-size:12px;letter-spacing:.3px}
.float span{font-size:10.5px;color:var(--mute)}
.float.f1{right:-20px;top:-16px;animation:fl 6s ease-in-out infinite}
.float.f2{left:-26px;bottom:44px;animation:fl 7s ease-in-out infinite reverse}
@keyframes fl{0%,100%{transform:translateY(0)}50%{transform:translateY(-11px)}}
.float .row{display:flex;align-items:center;gap:8px}
.float .ic{width:26px;height:26px;border-radius:8px;display:grid;place-items:center;background:var(--gold-soft);color:var(--gold);font-size:13px}

/* ================= 通用区块 ================= */
section{position:relative;z-index:2}
.sec{padding:96px 0}
.sec-head{max-width:660px;margin:0 auto 54px;text-align:center}
.sec-tag{font-size:11.5px;letter-spacing:4px;color:var(--gold);text-transform:uppercase;margin-bottom:14px;font-family:var(--mono)}
.sec-head h2{font-family:var(--serif);font-size:38px;line-height:1.35;margin:0 0 14px;letter-spacing:1px}
.sec-head p{color:var(--dim);font-size:15px;margin:0}

/* 能力网格 */
.cap-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.cap{
  position:relative;padding:28px 26px 26px;border-radius:var(--radius-lg);
  background:linear-gradient(170deg,rgba(255,255,255,.045),rgba(255,255,255,.014));
  border:1px solid rgba(255,255,255,.06);transition:.3s var(--ease);overflow:hidden
}
.cap::before{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;background:linear-gradient(140deg,rgba(212,175,55,.5),transparent 42%);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;opacity:0;transition:opacity .3s}
.cap:hover{transform:translateY(-4px);border-color:rgba(212,175,55,.22);background:linear-gradient(170deg,rgba(212,175,55,.075),rgba(255,255,255,.014))}
.cap:hover::before{opacity:1}
.cap .ic{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;font-size:20px;
  background:linear-gradient(140deg,rgba(212,175,55,.20),rgba(212,175,55,.05));
  border:1px solid rgba(212,175,55,.24);color:var(--gold-2);margin-bottom:18px
}
.cap h3{font-size:16.5px;margin:0 0 9px;font-weight:700;letter-spacing:.3px}
.cap p{font-size:13px;line-height:1.85;color:var(--mute);margin:0}
.cap .tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:16px}
.cap .tags i{font-style:normal;font-size:10.5px;color:var(--dim);border:1px solid rgba(255,255,255,.08);border-radius:5px;padding:2px 7px}

/* 工作流 */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative}
.flow::before{content:"";position:absolute;top:34px;left:8%;right:8%;height:1px;background:linear-gradient(90deg,transparent,rgba(212,175,55,.35),rgba(212,175,55,.35),transparent)}
.flow-item{position:relative;padding:0 18px;text-align:center}
.flow-num{
  width:68px;height:68px;border-radius:50%;margin:0 auto 20px;display:grid;place-items:center;
  font-family:var(--serif);font-size:21px;font-weight:700;color:var(--gold-2);
  background:radial-gradient(circle at 30% 25%,#241b0e,#100c07);
  border:1px solid var(--line-2);box-shadow:0 0 0 6px rgba(10,8,6,1),0 10px 30px rgba(0,0,0,.5);
  position:relative;z-index:2
}
.flow-item h3{font-size:15.5px;margin:0 0 8px}
.flow-item p{font-size:12.5px;color:var(--mute);line-height:1.8;margin:0}

/* 编辑器展示区 */
.showcase{display:grid;grid-template-columns:.85fr 1.15fr;gap:56px;align-items:center}
.showcase-copy h2{font-family:var(--serif);font-size:34px;line-height:1.4;margin:0 0 18px}
.showcase-copy>p{color:var(--dim);font-size:14.5px;margin:0 0 28px}
.feat-list{list-style:none;padding:0;margin:0;display:grid;gap:16px}
.feat-list li{display:flex;gap:13px;align-items:flex-start}
.feat-list .tick{width:20px;height:20px;border-radius:50%;flex:none;display:grid;place-items:center;background:var(--gold-soft);border:1px solid var(--line-2);color:var(--gold);font-size:10px;margin-top:3px}
.feat-list b{font-size:14px;display:block;margin-bottom:3px}
.feat-list span{font-size:12.5px;color:var(--mute);line-height:1.7}
.panel{
  border-radius:var(--radius-lg);border:1px solid var(--line);overflow:hidden;
  background:linear-gradient(160deg,#171207,#0d0a07);box-shadow:var(--shadow)
}
.panel-top{display:flex;align-items:center;gap:10px;padding:12px 16px;border-bottom:1px solid rgba(255,255,255,.05);background:rgba(255,255,255,.025)}
.panel-top .t{font-size:12px;color:var(--dim)}
.panel-top .sp{flex:1}
.chip{font-size:10.5px;color:var(--gold);border:1px solid var(--line-2);border-radius:6px;padding:2px 8px;background:rgba(212,175,55,.06)}
.panel-body{display:grid;grid-template-columns:132px 1fr;min-height:320px}
.panel-side{border-right:1px solid rgba(255,255,255,.05);padding:14px 12px;background:rgba(0,0,0,.16)}
.panel-side .it{font-size:11.5px;color:var(--mute);padding:7px 9px;border-radius:7px;margin-bottom:3px;cursor:default}
.panel-side .it.on{background:rgba(212,175,55,.12);color:var(--gold-2)}
.panel-main{padding:22px 26px}
.panel-main h5{font-family:var(--serif);font-size:16px;margin:0 0 16px;color:var(--text)}
.panel-main p{font-size:13px;line-height:2.1;color:#c0b090;margin:0 0 11px;text-align:justify}
.gen-box{margin-top:18px;border:1px dashed rgba(212,175,55,.3);border-radius:10px;padding:12px 14px;background:rgba(212,175,55,.045)}
.gen-box .h{display:flex;align-items:center;gap:8px;font-size:11.5px;color:var(--gold);margin-bottom:8px}
.gen-box .h .dot{width:5px;height:5px;border-radius:50%;background:var(--gold);animation:blink 1.3s infinite}
.gen-box p{font-size:12px;color:#a89a7c;line-height:1.9;margin:0;font-family:var(--mono)}

/* 题材 */
.genre-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.genre{
  position:relative;height:168px;border-radius:15px;overflow:hidden;border:1px solid rgba(255,255,255,.07);
  display:flex;flex-direction:column;justify-content:flex-end;padding:18px;transition:.3s var(--ease)
}
.genre::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,8,6,.15),rgba(10,8,6,.92));z-index:1}
.genre:hover{transform:translateY(-4px);border-color:rgba(212,175,55,.35)}
.genre:hover .g-more{opacity:1;transform:translateY(0)}
.genre .g-bg{position:absolute;inset:0;background-size:cover;background-position:center;transition:transform .6s var(--ease);opacity:.72}
.genre:hover .g-bg{transform:scale(1.07)}
.genre h4,.genre p,.genre .g-more{position:relative;z-index:2}
.genre h4{font-family:var(--serif);font-size:17px;margin:0 0 4px;letter-spacing:1px}
.genre p{font-size:11.5px;color:var(--dim);margin:0}
.g-more{font-size:11px;color:var(--gold);margin-top:8px;opacity:0;transform:translateY(6px);transition:.3s var(--ease)}

/* 定价 */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;align-items:stretch}
.price{
  position:relative;padding:32px 28px;border-radius:var(--radius-lg);border:1px solid rgba(255,255,255,.07);
  background:linear-gradient(175deg,rgba(255,255,255,.04),rgba(255,255,255,.012));
  display:flex;flex-direction:column;transition:.3s var(--ease)
}
.price:hover{transform:translateY(-4px);border-color:rgba(212,175,55,.22)}
.price.hot{
  border-color:rgba(212,175,55,.42);
  background:linear-gradient(175deg,rgba(212,175,55,.12),rgba(255,255,255,.015));
  box-shadow:0 20px 60px rgba(212,175,55,.12)
}
.price .flag{position:absolute;top:-1px;right:22px;transform:translateY(-50%);font-size:10.5px;letter-spacing:1px;color:var(--ink);background:linear-gradient(135deg,var(--gold-2),var(--gold));border-radius:99px;padding:4px 12px;font-weight:700}
.price h3{font-size:15px;margin:0 0 6px;color:var(--dim);font-weight:600;letter-spacing:.5px}
.price .amt{display:flex;align-items:baseline;gap:5px;margin:8px 0 4px}
.price .amt b{font-family:var(--serif);font-size:40px;line-height:1;color:var(--gold-2);font-weight:700}
.price .amt span{font-size:13px;color:var(--mute)}
.price .was{font-size:12px;color:#6d5c3f;text-decoration:line-through;margin-bottom:18px;min-height:18px}
.price ul{list-style:none;padding:0;margin:0 0 26px;display:grid;gap:11px;flex:1}
.price li{font-size:13px;color:#c2b394;display:flex;gap:9px;align-items:flex-start;line-height:1.65}
.price li::before{content:"✓";color:var(--gold);font-size:11px;margin-top:4px}
.price .btn-gold,.price .btn-line{width:100%;justify-content:center;height:46px;border-radius:12px}

/* FAQ */
.faq{max-width:820px;margin:0 auto}
.qa{border-bottom:1px solid rgba(255,255,255,.07)}
.qa>button{width:100%;background:none;border:none;color:var(--text);text-align:left;padding:22px 40px 22px 0;font-size:15px;font-weight:600;position:relative;letter-spacing:.2px}
.qa>button::after{content:"+";position:absolute;right:6px;top:50%;transform:translateY(-50%);color:var(--gold);font-size:20px;font-weight:300;transition:transform .3s var(--ease)}
.qa.open>button::after{transform:translateY(-50%) rotate(45deg)}
.qa .a{max-height:0;overflow:hidden;transition:max-height .35s var(--ease)}
.qa .a p{margin:0;padding:0 40px 22px 0;font-size:13.5px;line-height:1.95;color:var(--mute)}

/* CTA */
.cta-box{
  position:relative;border-radius:26px;overflow:hidden;text-align:center;padding:74px 40px;
  border:1px solid var(--line-2);
  background:radial-gradient(ellipse at 50% 0%,rgba(212,175,55,.18),transparent 62%),linear-gradient(160deg,#15100a,#0b0806)
}
.cta-box h2{font-family:var(--serif);font-size:36px;margin:0 0 14px;letter-spacing:1.5px}
.cta-box p{color:var(--dim);font-size:14.5px;margin:0 0 32px}
.cta-box .hero-cta{justify-content:center}

/* 页脚 */
.foot{border-top:1px solid rgba(255,255,255,.06);padding:56px 0 34px;margin-top:44px;position:relative;z-index:2}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;margin-bottom:42px}
.foot-brand p{font-size:12.5px;color:var(--mute);line-height:1.9;margin:16px 0 0;max-width:300px}
.foot h5{font-size:12px;letter-spacing:2px;color:var(--dim);margin:0 0 16px;text-transform:uppercase}
.foot ul{list-style:none;padding:0;margin:0;display:grid;gap:11px}
.foot ul a,.foot ul span{font-size:12.5px;color:var(--mute);transition:color .2s}
.foot ul a:hover{color:var(--gold-2)}
.foot-bot{display:flex;justify-content:space-between;align-items:center;padding-top:26px;border-top:1px solid rgba(255,255,255,.05);font-size:12px;color:#6b5c42;flex-wrap:wrap;gap:12px}

/* ================= 登录弹窗 ================= */
.modal{position:fixed;inset:0;z-index:200;display:none;align-items:center;justify-content:center;background:rgba(4,3,2,.78);backdrop-filter:blur(10px);padding:24px}
.modal.show{display:flex;animation:fadein .22s var(--ease)}
@keyframes fadein{from{opacity:0}to{opacity:1}}
.modal-card{
  width:412px;max-width:100%;border-radius:20px;border:1px solid var(--line-2);
  background:linear-gradient(168deg,#181309,#0d0a07);box-shadow:0 30px 90px rgba(0,0,0,.65);
  padding:34px 32px 30px;position:relative;animation:pop .28s var(--ease)
}
@keyframes pop{from{opacity:0;transform:translateY(14px) scale(.98)}to{opacity:1;transform:none}}
.modal-x{position:absolute;right:16px;top:14px;width:30px;height:30px;border-radius:9px;border:1px solid transparent;background:none;color:var(--mute);font-size:17px;line-height:1;transition:.2s}
.modal-x:hover{background:rgba(255,255,255,.06);color:var(--text)}
.m-logo{display:flex;align-items:center;gap:10px;margin-bottom:20px}
.m-logo img{width:32px;height:32px}
.m-logo b{font-size:16.5px;letter-spacing:.5px}
.m-logo small{display:block;font-size:9px;letter-spacing:2.6px;color:var(--mute)}
.m-title{font-family:var(--serif);font-size:22px;margin:0 0 6px;letter-spacing:.5px}
.m-sub{font-size:12.5px;color:var(--mute);margin:0 0 22px}
.m-field{margin-bottom:14px}
.m-field span{display:block;font-size:12px;color:var(--dim);margin-bottom:7px}
.m-field input{
  width:100%;height:46px;padding:0 14px;border-radius:11px;border:1px solid rgba(255,255,255,.09);
  background:rgba(255,255,255,.04);color:var(--text);font-size:14px;outline:none;transition:.18s;font-family:inherit
}
.m-field input:focus{border-color:var(--gold);background:rgba(212,175,55,.05);box-shadow:0 0 0 3px rgba(212,175,55,.09)}
.m-field input::placeholder{color:#6b5c42}
.m-err{display:none;background:rgba(217,112,127,.13);color:#e8909c;border:1px solid rgba(217,112,127,.3);border-radius:10px;padding:9px 12px;font-size:12.5px;margin-bottom:14px}
.m-remember{margin:2px 0 8px}
.m-remember label{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;color:var(--mute);cursor:pointer;user-select:none}
.m-remember input{display:none}
.m-remember i{
  width:17px;height:17px;border-radius:5px;border:1px solid rgba(255,255,255,.22);
  background:rgba(255,255,255,.05);position:relative;transition:.15s;flex:none
}
.m-remember input:checked + i{background:var(--gold);border-color:var(--gold)}
.m-remember input:checked + i::after{
  content:"";position:absolute;left:5px;top:2px;width:4px;height:8px;
  border:solid var(--ink);border-width:0 2px 2px 0;transform:rotate(42deg)
}
.m-remember label:hover i{border-color:var(--gold)}
.m-submit{width:100%;height:48px;border:none;border-radius:12px;font-size:15px;font-weight:700;color:var(--ink);background:linear-gradient(135deg,var(--gold-2),var(--gold) 55%,var(--gold-deep));margin-top:6px;transition:.2s}
.m-submit:hover{filter:brightness(1.06)}
.m-submit:disabled{opacity:.55;cursor:default;filter:none}
.m-foot{margin-top:18px;text-align:center;font-size:12.5px;color:var(--mute)}
.m-foot a{color:var(--gold-2);cursor:pointer}
.m-tabs{display:flex;gap:24px;margin-bottom:22px;border-bottom:1px solid rgba(255,255,255,.08)}
.m-tab{background:none;border:none;color:var(--mute);font-size:14px;padding:0 0 11px;position:relative;font-weight:600}
.m-tab.on{color:var(--text)}
.m-tab.on::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:2px;background:var(--gold);border-radius:2px}

/* 滚动淡入（仅在 JS 可用时启用，保证无脚本环境内容可见） */
.js-anim .reveal{opacity:0;transform:translateY(26px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.js-anim .reveal.in{opacity:1;transform:none}

/* 响应式（PC 优先，向下兼容到平板/手机） */
@media (max-width:1080px){
  .hero-grid{grid-template-columns:1fr;gap:44px}
  /* grid item 上加 margin:auto 会退化为 fit-content，必须显式给宽度 */
  .stage{height:420px;width:100%;max-width:560px;margin:0 auto}
  .cap-grid{grid-template-columns:repeat(2,1fr)}
  .genre-grid{grid-template-columns:repeat(2,1fr)}
  .showcase{grid-template-columns:1fr;gap:36px}
  .foot-grid{grid-template-columns:1fr 1fr}
  .hero h1{font-size:44px}
}
@media (max-width:820px){
  .wrap{max-width:calc(100% - 40px)}
  .nav-links{display:none}
  .hero{padding:120px 0 60px}
  .hero h1{font-size:34px}
  .sec{padding:64px 0}
  .sec-head h2{font-size:28px}
  .cap-grid,.genre-grid{grid-template-columns:1fr}
  .flow{grid-template-columns:1fr 1fr;gap:34px 0}
  .flow::before{display:none}
  .price-grid{grid-template-columns:1fr}
  .float{display:none}
  .panel-body{grid-template-columns:1fr}
  .panel-side{display:none}
  .foot-grid{grid-template-columns:1fr}
}

/* ---------- 手机端补充（≤600px）：登录弹窗与表单 ---------- */
@media (max-width:600px){
  /* 弹窗贴边，避免小屏上下被裁；内容超高时内部滚动 */
  .modal{padding:12px;align-items:flex-start}
  .modal-card{
    width:100%;max-width:100%;padding:26px 20px 24px;border-radius:16px;
    max-height:calc(100vh - 24px);max-height:calc(100dvh - 24px);overflow-y:auto;
  }
  /* 16px 是 iOS 的分水岭：小于它聚焦时会自动放大整页，登录时最容易被顶飞 */
  .m-field input{height:48px;font-size:16px}
  .m-submit{height:50px;font-size:16px}
  .m-remember label{font-size:13px}
  .hero{padding:96px 0 48px}
  .hero h1{font-size:30px}
  .sec{padding:48px 0}
  .price-card{padding:20px}
}