/* =========================================================
   漫蛙3 - 主题站群共用样式
   ========================================================= */
:root{
  --green:#14b866;
  --green-dark:#0d8a4a;
  --green-deep:#0a6f3c;
  --green-soft:#e9f9f0;
  --green-line:#d3efe0;
  --orange:#ff8a3d;
  --orange-soft:#fff2e7;
  --blue:#3b9dff;
  --blue-soft:#eaf3ff;
  --purple:#8b6cff;
  --purple-soft:#f1eeff;
  --ink:#17241f;
  --ink-2:#31463d;
  --muted:#66796f;
  --muted-2:#8b9c93;
  --bg:#f3fbf7;
  --card:#ffffff;
  --line:#e3efe9;
  --radius:18px;
  --radius-lg:26px;
  --shadow-sm:0 2px 10px rgba(16,74,45,.06);
  --shadow:0 10px 30px rgba(16,74,45,.09);
  --shadow-lg:0 24px 60px rgba(16,74,45,.14);
  --max:1160px;
  --font:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Noto Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--font);
  color:var(--ink);
  background:var(--bg);
  line-height:1.75;
  font-size:16px;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;border:0}
a{color:inherit;text-decoration:none}
ul{list-style:none}
button{font-family:inherit;cursor:pointer;border:0;background:none}
.wrap{width:100%;max-width:var(--max);margin:0 auto;padding:0 20px}

/* ---------------- 顶部公告 ---------------- */
.topbar{
  background:linear-gradient(90deg,var(--green-deep),var(--green),#2fc98a);
  color:#fff;font-size:13.5px;text-align:center;padding:8px 16px;letter-spacing:.2px;
}
.topbar i{margin-right:6px}

/* ---------------- 导航 ---------------- */
.nav{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.9);
  backdrop-filter:saturate(160%) blur(12px);
  -webkit-backdrop-filter:saturate(160%) blur(12px);
  border-bottom:1px solid var(--line);
}
.nav-inner{
  display:flex;align-items:center;gap:14px;
  height:70px;max-width:var(--max);margin:0 auto;padding:0 20px;
}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand img{width:42px;height:42px;border-radius:12px;box-shadow:var(--shadow-sm)}
.brand-name{font-size:21px;font-weight:800;letter-spacing:.5px;color:var(--ink)}
.brand-name em{font-style:normal;color:var(--green)}
.brand-sub{display:block;font-size:11px;font-weight:500;color:var(--muted-2);letter-spacing:1.5px;margin-top:-4px}

.menu{display:flex;align-items:center;gap:4px;margin-left:auto}
.menu a{
  padding:9px 14px;border-radius:10px;font-size:15px;color:var(--ink-2);
  font-weight:500;transition:.2s;white-space:nowrap;
}
.menu a:hover{background:var(--green-soft);color:var(--green-dark)}
.menu a.active{color:var(--green-dark);background:var(--green-soft);font-weight:700}
.nav-cta{margin-left:10px}

.nav-toggle{display:none;margin-left:auto;font-size:22px;color:var(--ink);width:44px;height:44px;border-radius:12px}
.nav-toggle:hover{background:var(--green-soft)}

/* ---------------- 按钮 ---------------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:15px 30px;border-radius:999px;font-size:16px;font-weight:700;
  transition:transform .18s,box-shadow .18s,background .18s;
  line-height:1;white-space:nowrap;
}
.btn i{font-size:17px}
.btn-primary{
  background:linear-gradient(135deg,#19c46e,#0d9a56);
  color:#fff;box-shadow:0 12px 26px rgba(20,184,102,.34);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 34px rgba(20,184,102,.42)}
.btn-ghost{background:#fff;color:var(--green-dark);border:1.6px solid var(--green-line)}
.btn-ghost:hover{border-color:var(--green);background:var(--green-soft)}
.btn-lg{padding:17px 38px;font-size:17px}
.btn-sm{padding:11px 22px;font-size:14.5px}
.btn-block{width:100%}

/* ---------------- Hero ---------------- */
.hero{
  position:relative;overflow:hidden;
  background:linear-gradient(160deg,#f0fdf6 0%,#e6f8ff 55%,#f3fbf7 100%);
  padding:64px 0 76px;
}
.hero::before{
  content:"";position:absolute;width:460px;height:460px;right:-140px;top:-160px;border-radius:50%;
  background:radial-gradient(circle,rgba(20,184,102,.20),transparent 68%);
}
.hero::after{
  content:"";position:absolute;width:420px;height:420px;left:-160px;bottom:-200px;border-radius:50%;
  background:radial-gradient(circle,rgba(59,157,255,.16),transparent 68%);
}
.hero-grid{
  position:relative;z-index:2;display:grid;grid-template-columns:1.08fr .92fr;
  gap:52px;align-items:center;
}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--green-line);
  color:var(--green-dark);font-size:13.5px;font-weight:700;padding:7px 16px;border-radius:999px;
  box-shadow:var(--shadow-sm);margin-bottom:20px;
}
.hero-badge i{color:var(--orange)}
.hero h1{
  font-size:clamp(30px,4.6vw,52px);line-height:1.2;font-weight:900;letter-spacing:-.5px;
  margin-bottom:18px;color:var(--ink);
}
.hero h1 .grad{
  background:linear-gradient(120deg,var(--green),#1fb6a6 60%,var(--blue));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-lead{font-size:17.5px;color:var(--muted);max-width:560px;margin-bottom:26px}
.hero-lead b{color:var(--ink-2);font-weight:700}
.hero-points{display:flex;flex-wrap:wrap;gap:10px 22px;margin-bottom:30px}
.hero-points span{display:flex;align-items:center;gap:8px;font-size:15px;color:var(--ink-2);font-weight:500}
.hero-points i{color:var(--green);font-size:15px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.hero-note{font-size:13px;color:var(--muted-2);margin-top:14px;display:flex;align-items:center;gap:7px}
.hero-note i{color:var(--green)}

/* 手机预览 */
.phone-stage{position:relative;display:flex;justify-content:center;align-items:center;min-height:520px}
.phone{
  position:relative;width:262px;border-radius:40px;background:#0f1c17;
  padding:11px;box-shadow:var(--shadow-lg);z-index:3;
  border:1px solid #223;
}
.phone::before{
  content:"";position:absolute;top:16px;left:50%;transform:translateX(-50%);
  width:96px;height:20px;background:#0f1c17;border-radius:0 0 14px 14px;z-index:5;
}
.phone img{border-radius:30px;width:100%}
.phone-shadow{
  position:absolute;width:300px;height:300px;border-radius:50%;
  background:radial-gradient(circle,rgba(20,184,102,.28),transparent 70%);z-index:1;
  filter:blur(6px);
}
.float-card{
  position:absolute;background:#fff;border:1px solid var(--line);border-radius:16px;
  box-shadow:var(--shadow);padding:12px 16px;display:flex;align-items:center;gap:11px;z-index:4;
  animation:float 5s ease-in-out infinite;
}
.float-card .fc-ico{
  width:38px;height:38px;border-radius:11px;display:grid;place-items:center;font-size:17px;flex-shrink:0;
}
.fc-1{top:44px;left:-6px}
.fc-1 .fc-ico{background:var(--green-soft);color:var(--green-dark)}
.fc-2{bottom:70px;right:-14px;animation-delay:1.4s}
.fc-2 .fc-ico{background:var(--orange-soft);color:#e5731f}
.fc-3{bottom:8px;left:0;animation-delay:2.6s}
.fc-3 .fc-ico{background:var(--blue-soft);color:#1f78e0}
.float-card b{display:block;font-size:14.5px;color:var(--ink);line-height:1.3}
.float-card small{font-size:12px;color:var(--muted-2)}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-9px)}}

/* ---------------- 数据条 ---------------- */
.stats{
  background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.stat{padding:30px 18px;text-align:center;border-right:1px solid var(--line)}
.stat:last-child{border-right:0}
.stat b{display:block;font-size:31px;font-weight:900;color:var(--green-dark);line-height:1.1;letter-spacing:-.5px}
.stat b i{font-size:22px;margin-right:3px;color:var(--orange)}
.stat span{font-size:14px;color:var(--muted)}

/* ---------------- 通用区块 ---------------- */
.section{padding:76px 0}
.section.alt{background:#fff}
.section.tint{background:linear-gradient(180deg,#f3fbf7,#eef8ff)}
.sec-head{max-width:720px;margin:0 auto 46px;text-align:center}
.sec-tag{
  display:inline-block;font-size:13px;font-weight:800;letter-spacing:2.4px;
  color:var(--green-dark);background:var(--green-soft);padding:6px 15px;border-radius:999px;margin-bottom:14px;
  text-transform:uppercase;
}
.sec-head h2{font-size:clamp(24px,3.2vw,34px);font-weight:900;line-height:1.3;margin-bottom:14px;letter-spacing:-.3px}
.sec-head p{color:var(--muted);font-size:16px}

.grid{display:grid;gap:22px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}

/* ---------------- 卡片 ---------------- */
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:28px;box-shadow:var(--shadow-sm);transition:transform .22s,box-shadow .22s,border-color .22s;
  height:100%;
}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:var(--green-line)}
.card .ico{
  width:54px;height:54px;border-radius:15px;display:grid;place-items:center;font-size:23px;margin-bottom:16px;
}
.i-green{background:var(--green-soft);color:var(--green-dark)}
.i-orange{background:var(--orange-soft);color:#e5731f}
.i-blue{background:var(--blue-soft);color:#1f78e0}
.i-purple{background:var(--purple-soft);color:#6b4cf0}
.card h3{font-size:18.5px;font-weight:800;margin-bottom:9px;color:var(--ink)}
.card p{color:var(--muted);font-size:15px}
.card .more{display:inline-flex;align-items:center;gap:6px;margin-top:14px;color:var(--green-dark);font-weight:700;font-size:14.5px}
.card .more i{transition:transform .2s}
.card:hover .more i{transform:translateX(4px)}

/* ---------------- 截图展示 ---------------- */
.shots{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.shot{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:14px;box-shadow:var(--shadow-sm);transition:.25s;
}
.shot:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.shot .frame{border-radius:14px;overflow:hidden;background:#eef6f2;aspect-ratio:9/16;border:1px solid var(--line)}
.shot .frame img{width:100%;height:100%;object-fit:cover}
.shot h4{font-size:15.5px;font-weight:800;margin:14px 4px 3px;color:var(--ink)}
.shot p{font-size:13.5px;color:var(--muted);margin:0 4px 4px}

/* ---------------- 深度模块入口 ---------------- */
.entry{
  display:flex;gap:20px;align-items:flex-start;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:28px;box-shadow:var(--shadow-sm);transition:.24s;height:100%;
}
.entry:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:var(--green)}
.entry .ico{width:58px;height:58px;border-radius:16px;display:grid;place-items:center;font-size:24px;flex-shrink:0}
.entry h3{font-size:19px;font-weight:800;margin-bottom:8px}
.entry p{color:var(--muted);font-size:15px;margin-bottom:12px}
.entry .kws{display:flex;flex-wrap:wrap;gap:7px;margin-bottom:14px}
.entry .kws span{font-size:12.5px;color:var(--green-dark);background:var(--green-soft);padding:3px 11px;border-radius:999px}
.entry .go{color:var(--green-dark);font-weight:800;font-size:14.5px;display:inline-flex;align-items:center;gap:7px}
.entry:hover .go i{transform:translateX(4px)}
.entry .go i{transition:transform .2s}

/* ---------------- 步骤 ---------------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;counter-reset:s}
.step{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px 24px}
.step .num{
  width:46px;height:46px;border-radius:14px;background:linear-gradient(135deg,#19c46e,#0d9a56);color:#fff;
  display:grid;place-items:center;font-weight:900;font-size:19px;margin-bottom:16px;box-shadow:0 8px 18px rgba(20,184,102,.28);
}
.step h3{font-size:17.5px;font-weight:800;margin-bottom:8px}
.step p{color:var(--muted);font-size:14.5px}
.step::after{
  content:"";position:absolute;top:50px;right:-14px;width:28px;height:2px;
  background:repeating-linear-gradient(90deg,var(--green-line) 0 6px,transparent 6px 12px);
}
.step:last-child::after{display:none}

/* ---------------- FAQ ---------------- */
.faq-list{max-width:880px;margin:0 auto;display:flex;flex-direction:column;gap:14px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;transition:.2s}
.faq-item.open{border-color:var(--green);box-shadow:var(--shadow-sm)}
.faq-q{
  width:100%;text-align:left;display:flex;align-items:center;gap:14px;padding:20px 24px;
  font-size:16.5px;font-weight:700;color:var(--ink);
}
.faq-q .mark{
  width:28px;height:28px;border-radius:9px;background:var(--green-soft);color:var(--green-dark);
  display:grid;place-items:center;font-weight:900;font-size:14px;flex-shrink:0;
}
.faq-q .chev{margin-left:auto;color:var(--muted-2);transition:transform .25s;font-size:15px}
.faq-item.open .chev{transform:rotate(180deg);color:var(--green-dark)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-a .inner{padding:0 24px 22px 66px;color:var(--muted);font-size:15.2px}
.faq-a .inner a{color:var(--green-dark);font-weight:700;border-bottom:1px dashed var(--green)}

/* ---------------- 评价 ---------------- */
.reviews{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.review{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow-sm);display:flex;flex-direction:column}
.review .stars{color:#ffb020;font-size:14px;margin-bottom:12px;letter-spacing:2px}
.review p{color:var(--ink-2);font-size:15px;flex:1}
.review .who{display:flex;align-items:center;gap:12px;margin-top:18px;padding-top:16px;border-top:1px solid var(--line)}
.review .av{width:42px;height:42px;border-radius:50%;display:grid;place-items:center;font-weight:800;color:#fff;font-size:16px;flex-shrink:0}
.review .who b{display:block;font-size:15px}
.review .who small{color:var(--muted-2);font-size:12.5px}

/* ---------------- 内页正文 ---------------- */
.page-hero{
  background:linear-gradient(150deg,#eefdf5,#e9f6ff);padding:52px 0 46px;border-bottom:1px solid var(--line);
  position:relative;overflow:hidden;
}
.page-hero::before{
  content:"";position:absolute;width:380px;height:380px;right:-120px;top:-140px;border-radius:50%;
  background:radial-gradient(circle,rgba(20,184,102,.18),transparent 68%);
}
.crumb{position:relative;font-size:13.5px;color:var(--muted);margin-bottom:16px}
.crumb a{color:var(--green-dark);font-weight:600}
.crumb span{margin:0 7px;color:var(--muted-2)}
.page-hero h1{position:relative;font-size:clamp(25px,3.6vw,38px);font-weight:900;line-height:1.28;margin-bottom:14px;letter-spacing:-.3px}
.page-hero .desc{position:relative;color:var(--muted);font-size:16.5px;max-width:760px}
.page-hero .meta{position:relative;display:flex;flex-wrap:wrap;gap:18px;margin-top:20px;font-size:13.5px;color:var(--muted-2)}
.page-hero .meta i{color:var(--green);margin-right:6px}

.layout{display:grid;grid-template-columns:1fr 300px;gap:44px;align-items:start}
.article{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:44px;box-shadow:var(--shadow-sm)}
.article h2{
  font-size:24px;font-weight:900;margin:38px 0 16px;padding-left:16px;border-left:5px solid var(--green);
  line-height:1.35;letter-spacing:-.2px;
}
.article h2:first-child{margin-top:0}
.article h3{font-size:19px;font-weight:800;margin:26px 0 10px;color:var(--ink)}
.article p{color:var(--ink-2);font-size:16px;margin-bottom:16px}
.article ul,.article ol{margin:0 0 18px 4px;padding-left:22px;color:var(--ink-2);font-size:16px}
.article ul li{list-style:none;position:relative;padding-left:24px;margin-bottom:10px}
.article ul li::before{
  content:"\f00c";font-family:"Font Awesome 6 Free";font-weight:900;color:var(--green);
  position:absolute;left:0;top:1px;font-size:13px;
}
.article ol{counter-reset:li}
.article ol li{list-style:none;position:relative;padding-left:34px;margin-bottom:12px;counter-increment:li}
.article ol li::before{
  content:counter(li);position:absolute;left:0;top:2px;width:22px;height:22px;border-radius:7px;
  background:var(--green-soft);color:var(--green-dark);font-size:12.5px;font-weight:800;
  display:grid;place-items:center;
}
.article a{color:var(--green-dark);font-weight:700;border-bottom:1px dashed var(--green-line)}
.article a:hover{border-bottom-style:solid}
.article strong{color:var(--ink);font-weight:800}
.article blockquote{
  background:var(--green-soft);border-left:4px solid var(--green);border-radius:0 14px 14px 0;
  padding:18px 22px;margin:20px 0;color:var(--ink-2);font-size:15.5px;
}
.article table{width:100%;border-collapse:collapse;margin:18px 0;font-size:15px}
.article th,.article td{border:1px solid var(--line);padding:12px 14px;text-align:left}
.article th{background:var(--green-soft);color:var(--green-dark);font-weight:800}
.article tr:nth-child(even) td{background:#fafdfb}
.article .toc{
  background:#fafdfb;border:1px dashed var(--green-line);border-radius:16px;padding:22px 26px;margin-bottom:8px;
}
.article .toc b{display:block;font-size:15.5px;margin-bottom:12px;color:var(--ink)}
.article .toc a{display:block;font-size:14.8px;padding:5px 0;border:0;font-weight:600;color:var(--ink-2)}
.article .toc a:hover{color:var(--green-dark)}

/* 侧栏 */
.side{display:flex;flex-direction:column;gap:22px;position:sticky;top:90px}
.side-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow-sm)}
.side-card h4{font-size:16.5px;font-weight:800;margin-bottom:16px;display:flex;align-items:center;gap:9px}
.side-card h4 i{color:var(--green)}
.side-links a{display:flex;align-items:center;gap:10px;padding:10px 0;border-bottom:1px dashed var(--line);font-size:14.8px;color:var(--ink-2);transition:.18s}
.side-links a:last-child{border-bottom:0}
.side-links a:hover{color:var(--green-dark);transform:translateX(4px)}
.side-links a i{color:var(--green);font-size:12px}
.side-dl{background:linear-gradient(150deg,#14b866,#0a7d45);color:#fff;border:0}
.side-dl h4,.side-dl h4 i{color:#fff}
.side-dl p{font-size:14.4px;color:rgba(255,255,255,.9);margin-bottom:16px}
.side-dl .btn{background:#fff;color:var(--green-dark);box-shadow:0 10px 22px rgba(0,0,0,.16)}
.side-dl .btn:hover{transform:translateY(-2px)}
.side-stats{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.side-stats div{background:var(--green-soft);border-radius:12px;padding:12px;text-align:center}
.side-stats b{display:block;font-size:20px;color:var(--green-dark);font-weight:900}
.side-stats span{font-size:12.5px;color:var(--muted)}

/* 相关推荐 */
.rel{margin-top:46px}
.rel h2{font-size:23px;font-weight:900;margin-bottom:22px;text-align:center}

/* ---------------- 下载通道 ---------------- */
.dl-band{
  background:linear-gradient(140deg,#0d8a4a,#12a862 45%,#0e9f9a);color:#fff;border-radius:var(--radius-lg);
  padding:56px 40px;position:relative;overflow:hidden;text-align:center;
}
.dl-band::before{
  content:"";position:absolute;width:320px;height:320px;right:-90px;top:-120px;border-radius:50%;
  background:rgba(255,255,255,.10);
}
.dl-band::after{
  content:"";position:absolute;width:260px;height:260px;left:-80px;bottom:-140px;border-radius:50%;
  background:rgba(255,255,255,.08);
}
.dl-band .inner{position:relative;z-index:2}
.dl-band h2{font-size:clamp(23px,3.2vw,32px);font-weight:900;margin-bottom:14px}
.dl-band p{color:rgba(255,255,255,.92);font-size:16px;max-width:600px;margin:0 auto 28px}
.dl-band .btn-primary{background:#fff;color:var(--green-dark);box-shadow:0 16px 34px rgba(0,0,0,.2)}
.dl-band .btn-primary:hover{transform:translateY(-3px)}
.dl-band .btn{background:rgba(255,255,255,.16);color:#fff;border:1.5px solid rgba(255,255,255,.5)}
.dl-band .btn:hover{background:rgba(255,255,255,.26)}
.dl-facts{display:flex;flex-wrap:wrap;justify-content:center;gap:14px 30px;margin-top:26px;font-size:14.5px}
.dl-facts span{display:flex;align-items:center;gap:8px}
.dl-facts i{color:#c8f7dd}

/* ---------------- 页脚 ---------------- */
.footer{background:#0e1f18;color:#a9c2b7;padding:60px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:38px;padding-bottom:44px}
.footer .brand-name{color:#fff}
.footer .brand-name em{color:#4ee08f}
.footer .brand-sub{color:#7b9a8c}
.footer-about{font-size:14.4px;line-height:1.85;margin-top:16px;color:#93afa2;max-width:330px}
.footer h5{color:#fff;font-size:15.5px;font-weight:800;margin-bottom:16px}
.footer-links a{display:block;font-size:14.4px;padding:6px 0;color:#a9c2b7;transition:.18s}
.footer-links a:hover{color:#4ee08f;transform:translateX(3px)}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.footer-tags span{font-size:12.5px;background:rgba(255,255,255,.07);color:#b7cec3;padding:4px 11px;border-radius:999px}
.disclaimer{
  border-top:1px solid rgba(255,255,255,.10);padding:22px 0;font-size:13.2px;color:#8aa79a;line-height:1.8;
}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.10);padding:22px 0;display:flex;flex-wrap:wrap;gap:12px;
  justify-content:space-between;align-items:center;font-size:13.4px;color:#8aa79a;
}
.footer-bottom .links{display:flex;flex-wrap:wrap;gap:18px}
.footer-bottom a:hover{color:#4ee08f}

/* ---------------- 移动端 ---------------- */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:44px;text-align:center}
  .hero-lead{margin-left:auto;margin-right:auto}
  .hero-points,.hero-actions{justify-content:center}
  .phone-stage{min-height:auto}
  .layout{grid-template-columns:1fr;gap:34px}
  .side{position:static;flex-direction:row;flex-wrap:wrap}
  .side-card{flex:1;min-width:260px}
  .g4{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .step::after{display:none}
  .reviews{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:760px){
  .section{padding:52px 0}
  .menu{
    display:none;position:absolute;top:70px;left:0;right:0;background:#fff;flex-direction:column;
    align-items:stretch;padding:12px;gap:2px;border-bottom:1px solid var(--line);box-shadow:var(--shadow);
  }
  .menu.open{display:flex}
  .menu a{padding:13px 16px;border-radius:12px}
  .nav-toggle{display:grid;place-items:center}
  .nav-cta{display:none}
  .g2,.g3,.g4,.shots,.reviews,.steps{grid-template-columns:1fr}
  .stats-grid{grid-template-columns:1fr 1fr}
  .stat:nth-child(2){border-right:0}
  .stat{border-bottom:1px solid var(--line);padding:22px 12px}
  .article{padding:26px 20px}
  .article h2{font-size:21px}
  .article .toc{padding:18px 20px}
  .dl-band{padding:40px 22px}
  .float-card{display:none}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;text-align:center}
  .page-hero{padding:36px 0 32px}
  .entry{flex-direction:column;gap:14px}
}
@media (max-width:420px){
  .brand-name{font-size:19px}
  .hero h1{font-size:28px}
  .stats-grid{grid-template-columns:1fr}
  .stat{border-right:0}
}

/* 动效（仅在 JS 可用时启用，确保无脚本环境下内容始终可见） */
.js .reveal{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease}
.js .reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .js .reveal{opacity:1;transform:none;transition:none}
  .float-card{animation:none}
}