/* ============================================================
   国梁科技 · 演示站设计系统
   方向：大气高级 —— 深墨蓝 + 香槟金点缀，大留白，细腻层次
   ============================================================ */

:root{
  /* 品牌：深墨蓝（沉稳、可信）+ 香槟金（质感点）
     层次：800 最深（近黑蓝）→ 50 最浅（雾蓝） */
  --brand-900:#04101F;
  --brand-800:#06162C;
  --brand-700:#0B2545;
  --brand:#0B2545;
  --brand-600:#071A33;
  --brand-500:#12305C;
  --brand-400:#1B4180;
  --brand-300:#3A6BAF;
  --brand-100:#DCE6F5;
  --brand-50:#F0F4FA;
  --brand-tint:#E4EBF6;

  /* 香槟金 → 暖铜金，质感更贵 */
  --accent:#B8934A;
  --accent-400:#D8B978;
  --accent-300:#E8D3A4;
  --accent-600:#96793A;
  --accent-700:#7A6230;
  --accent-50:#FBF7EE;
  --accent-tint:#F5EDDA;
  --copper:#A98457;

  --warn:#B7791F;
  --danger:#C0392B;
  --success:#0E8A5F;
  --success-50:#EAF7F1;

  /* 中性（偏冷，更高级）*/
  --ink:#0A1524;
  --ink-2:#3D4A5C;
  --ink-3:#7C8899;
  --ink-4:#A8B2C0;
  --bg:#FBFBFD;
  --bg-2:#F5F7FA;
  --bg-3:#EEF2F7;
  --card:#FFFFFF;
  --line:#E6EAF0;
  --line-2:#F1F4F8;
  --line-strong:#D5DCE6;

  /* 尺度：更圆润、更有层次 */
  --r-xs:6px; --r-sm:10px; --r:14px; --r-lg:20px; --r-xl:28px; --r-full:999px;

  /* 阴影：多层叠加，近实远虚，才有"高级"的重量感 */
  --shadow-1:0 1px 2px rgba(10,21,36,.05), 0 2px 8px -2px rgba(10,21,36,.07);
  --shadow-2:0 2px 4px rgba(10,21,36,.04), 0 6px 16px -4px rgba(10,21,36,.08),
             0 16px 40px -12px rgba(10,21,36,.12);
  --shadow-3:0 4px 10px rgba(10,21,36,.05), 0 14px 34px -10px rgba(10,21,36,.14),
             0 40px 80px -28px rgba(10,21,36,.24);
  --shadow-4:0 8px 20px rgba(10,21,36,.06), 0 28px 60px -16px rgba(10,21,36,.20),
             0 60px 120px -40px rgba(10,21,36,.30);
  --shadow-gold:0 10px 30px -10px rgba(184,147,74,.45), 0 2px 8px rgba(184,147,74,.14);
  --shadow-inset:inset 0 1px 0 rgba(255,255,255,.75);

  /* 玻璃拟态 */
  --glass:rgba(255,255,255,.72);
  --glass-border:rgba(255,255,255,.9);
  --glass-dark:rgba(11,37,69,.42);

  /* 细腻纹理：极淡噪点（内联 SVG，零请求） */
  --noise:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='4' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)' opacity='.035'/%3E%3C/svg%3E");
  /* 细网格：用于深色区块的科技感 */
  --grid-lines:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),
               linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);

  --maxw:1240px;
  --nav-h:72px;

  --font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-mono:ui-monospace,SFMono-Regular,"SF Mono",Menlo,Consolas,monospace;
  --ease:cubic-bezier(.22,.61,.36,1);
  --ease-out:cubic-bezier(.16,1,.3,1);
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0; font-family:var(--font); color:var(--ink);
  font-size:15px; line-height:1.7;
  -webkit-font-smoothing:antialiased; text-rendering:optimizeLegibility;
  /* 全局极淡噪点叠在背景色上：消除纯色平面的"塑料感"，是质感的底子。
     放在 background 简写的最后（image 层）不产生层级副作用。 */
  background-color:var(--bg);
  background-image:var(--noise);
  background-attachment:fixed;
}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}
h1,h2,h3,h4{margin:0;line-height:1.22;letter-spacing:-.022em;font-weight:700;}
h1{font-size:clamp(30px,4.2vw,50px);}
h2{font-size:clamp(24px,2.6vw,34px);}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
code{font-family:var(--font-mono);font-size:.9em;background:var(--line-2);
  padding:2px 7px;border-radius:6px;color:var(--brand-400);}
::selection{background:var(--brand);color:#fff;}

/* ---------- 布局 ---------- */
.container{max-width:var(--maxw);margin:0 auto;padding:0 28px;}
.section{padding:96px 0;}
.section--tight{padding:64px 0;}
.section--dark{
  position:relative;overflow:hidden;
  background-color:var(--brand-800);
  background-image:
    radial-gradient(1000px 560px at 12% 0%,rgba(184,147,74,.20),transparent 60%),
    radial-gradient(880px 500px at 92% 100%,rgba(58,107,175,.20),transparent 62%),
    linear-gradient(170deg,rgba(14,44,82,.90) 0%,rgba(10,31,61,.93) 55%,rgba(6,22,44,.96) 100%),
    url("../img/bg-dark.jpg");
  background-size:auto,auto,auto,cover;
  background-position:center;
  background-repeat:no-repeat;
  color:#fff;
}
/* 深色区块内的细网格，呼应 hero */
.section--dark::before{
  content:'';position:absolute;inset:0;pointer-events:none;
  background-image:var(--grid-lines);
  background-size:56px 56px;
  mask-image:radial-gradient(900px 480px at 50% 0%,#000 0%,transparent 76%);
  -webkit-mask-image:radial-gradient(900px 480px at 50% 0%,#000 0%,transparent 76%);
  opacity:.5;
}
.section--dark > .container{position:relative;z-index:2;}
.section--dark .sec-desc{color:#A9BCD6;}
.section--dark h2{color:#fff;}
/* 浅色交替区块：极淡的品牌色晕染，避免"死白" */
.section--alt{
  background-color:var(--bg-2);
  background-image:
    radial-gradient(900px 420px at 88% -6%,rgba(184,147,74,.055),transparent 62%),
    radial-gradient(760px 400px at 4% 100%,rgba(27,65,128,.05),transparent 62%);
  background-repeat:no-repeat;
}
.sec-head{margin-bottom:52px;max-width:760px;}
.sec-desc{color:var(--ink-2);font-size:16.5px;margin-top:14px;line-height:1.75;}
.sec-head h2{font-size:clamp(24px,2.6vw,34px);font-weight:700;}
.sec-head .sec-desc{margin-top:14px;color:var(--ink-2);font-size:16.5px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--accent-600);background:var(--accent-50);
  border:1px solid rgba(184,147,74,.24);
  padding:5px 14px;border-radius:var(--r-full);margin-bottom:20px;
}
.eyebrow::before{content:'';width:5px;height:5px;border-radius:50%;background:var(--accent);}
.section--dark .eyebrow{color:var(--accent-400);background:rgba(184,147,74,.14);border-color:rgba(184,147,74,.3);}
.section--dark .eyebrow::before{background:var(--accent-400);}

.grid{display:grid;gap:26px;}
.g-2{grid-template-columns:repeat(2,1fr);}
.g-3{grid-template-columns:repeat(3,1fr);}
.g-4{grid-template-columns:repeat(4,1fr);}
.g-3-card .card,.g-4-card .card{height:100%;}

/* ---------- 导航 ---------- */
.nav{
  position:sticky;top:0;z-index:60;height:var(--nav-h);
  background:rgba(255,255,255,.80);
  backdrop-filter:blur(20px) saturate(190%);
  -webkit-backdrop-filter:blur(20px) saturate(190%);
  border-bottom:1px solid rgba(230,234,240,.9);
  box-shadow:0 1px 3px rgba(10,21,36,.03),0 8px 24px -16px rgba(10,21,36,.10);
}
.nav-in{max-width:var(--maxw);margin:0 auto;padding:0 28px;height:var(--nav-h);display:flex;align-items:center;gap:44px;}
.logo{display:flex;align-items:center;gap:12px;font-weight:700;font-size:17.5px;letter-spacing:-.025em;}
.logo-mark{
  width:36px;height:36px;border-radius:11px;flex:none;
  background:linear-gradient(140deg,#14355E 0%,var(--brand) 55%,#06162C 100%);
  display:grid;place-items:center;color:var(--accent-400);font-size:16px;font-weight:800;
  box-shadow:0 6px 16px -6px rgba(11,37,69,.6);
}
.logo small{display:block;font-size:10.5px;font-weight:500;color:var(--ink-4);letter-spacing:.16em;margin-top:1px;}
.nav-links{display:flex;gap:32px;font-size:15px;color:var(--ink-2);}
.nav-links a{position:relative;transition:color .18s var(--ease);}
.nav-links a::after{
  content:'';position:absolute;left:0;right:100%;bottom:-6px;height:2px;
  background:var(--accent);transition:right .26s var(--ease);
}
.nav-links a:hover{color:var(--ink);}
.nav-links a:hover::after{right:0;}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:14px;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 26px;border-radius:var(--r);border:1px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;
  transition:all .22s var(--ease-out);
  font-family:var(--font);white-space:nowrap;letter-spacing:-.005em;
  position:relative;overflow:hidden;
}
/* 掠过式光泽：hover 时从左扫过，高级感的细节 */
.btn::after{
  content:'';position:absolute;top:0;left:-120%;width:60%;height:100%;
  background:linear-gradient(100deg,transparent,rgba(255,255,255,.32),transparent);
  transform:skewX(-18deg);transition:left .55s var(--ease-out);pointer-events:none;
}
.btn:hover::after{left:130%;}
.btn-primary{
  background:linear-gradient(160deg,var(--brand-500),var(--brand-700) 60%,var(--brand-800));
  color:#fff;
  box-shadow:0 6px 18px -8px rgba(11,37,69,.62),inset 0 1px 0 rgba(255,255,255,.14);
}
.btn-primary:hover{
  background:linear-gradient(160deg,#17406F,var(--brand-500) 60%,var(--brand-700));
  transform:translateY(-2px);
  box-shadow:0 14px 30px -10px rgba(11,37,69,.6),inset 0 1px 0 rgba(255,255,255,.2);
}
.btn-accent{
  background:linear-gradient(135deg,var(--accent-400),var(--accent) 62%,var(--accent-600));
  color:#241C0A;
  box-shadow:var(--shadow-gold),inset 0 1px 0 rgba(255,255,255,.35);
}
.btn-accent:hover{transform:translateY(-2px);filter:brightness(1.04);}
.btn-ghost{background:#fff;color:var(--ink-2);border-color:var(--line);box-shadow:var(--shadow-1);}
.btn-ghost:hover{border-color:var(--line-strong);color:var(--ink);background:#fff;transform:translateY(-1px);box-shadow:var(--shadow-2);}
.btn-white{background:#fff;color:var(--brand);box-shadow:var(--shadow-1);}
.btn-white:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);}
.btn-sm{height:38px;padding:0 18px;font-size:14px;border-radius:var(--r-sm);}
.btn-block{width:100%;}
.btn[disabled],.btn.disabled{opacity:.5;cursor:not-allowed;transform:none!important;box-shadow:none!important;}
.section--dark .btn-ghost{color:#fff;border-color:rgba(255,255,255,.22);background:rgba(255,255,255,.05);}
.section--dark .btn-ghost:hover{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.4);}

/* ---------- 卡片 ---------- */
.card{
  position:relative;
  background:linear-gradient(180deg,#FFFFFF,#FDFEFF);
  border:1px solid var(--line);border-radius:var(--r-lg);
  padding:30px;
  box-shadow:var(--shadow-1),var(--shadow-inset);
  transition:box-shadow .3s var(--ease-out),transform .3s var(--ease-out),border-color .3s var(--ease-out);
}
/* 顶部一条极淡的高光，模拟光线从上方打下来 */
.card::before{
  content:'';position:absolute;left:14px;right:14px;top:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.9),transparent);
  pointer-events:none;
}
.card:hover{
  box-shadow:var(--shadow-2),var(--shadow-inset);
  transform:translateY(-4px);
  border-color:var(--line-strong);
}
.card h3{font-size:19px;font-weight:700;margin-bottom:10px;letter-spacing:-.015em;}
.card .card-desc{color:var(--ink-2);font-size:14.5px;line-height:1.72;}
.card-icon{
  width:48px;height:48px;border-radius:14px;
  background:linear-gradient(140deg,var(--accent-50),#F5EEE0);
  border:1px solid rgba(184,147,74,.2);
  color:var(--accent-600);
  display:grid;place-items:center;margin-bottom:20px;font-size:17px;font-weight:700;
  letter-spacing:-.02em;
}
.card-link{display:inline-flex;align-items:center;gap:6px;margin-top:16px;font-size:14px;font-weight:600;color:var(--accent-600);}
.card-link::after{content:'→';transition:transform .22s var(--ease);}
.card-link:hover::after{transform:translateX(4px);}

/* ---------- Hero（深色 · 品牌级质感）---------- */
.hero{
  padding:104px 0 92px;position:relative;overflow:hidden;
  color:#fff;
  background-color:var(--brand-800);
  background-image:
    /* 顶部金色光晕 + 底部收暗，保证文字可读 */
    radial-gradient(1200px 620px at 76% -14%,rgba(184,147,74,.20),transparent 62%),
    radial-gradient(900px 520px at 6% 8%,rgba(58,107,175,.22),transparent 62%),
    linear-gradient(178deg,rgba(4,16,31,.86) 0%,rgba(6,22,44,.90) 48%,rgba(4,16,31,.96) 100%),
    /* 真实品牌底图 */
    url("../img/bg-dark.jpg");
  background-size:auto,auto,auto,cover;
  background-position:center;
  background-repeat:no-repeat;
}
/* 深色网格线：科技感，极淡 */
.hero::before{
  content:'';position:absolute;inset:0;pointer-events:none;
  background-image:var(--grid-lines);
  background-size:64px 64px;
  mask-image:radial-gradient(760px 420px at 60% 20%,#000 0%,transparent 78%);
  -webkit-mask-image:radial-gradient(760px 420px at 60% 20%,#000 0%,transparent 78%);
  opacity:.55;
}
/* 底部渐隐到下一区块，衔接更柔和 */
.hero::after{
  content:'';position:absolute;left:0;right:0;bottom:0;height:120px;
  background:linear-gradient(180deg,transparent,rgba(4,16,31,.55));
  pointer-events:none;
}
.hero .container{position:relative;z-index:2;}
.hero h1{font-size:clamp(32px,4.4vw,52px);font-weight:800;letter-spacing:-.035em;line-height:1.14;color:#fff;}
.hero h1 em{
  font-style:normal;
  background:linear-gradient(120deg,var(--accent-600),var(--accent-400) 60%,var(--accent));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-lead{margin-top:24px;font-size:17.5px;color:var(--ink-2);line-height:1.78;max-width:540px;}
.hero-cta{margin-top:38px;display:flex;gap:14px;flex-wrap:wrap;}

.hero-badges{margin-top:26px;display:flex;gap:10px;flex-wrap:wrap;}
.hero-art{
  background:var(--card);border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow-3);overflow:hidden;
}
.hero-art-bar{height:36px;background:var(--brand-50);border-bottom:1px solid var(--line);display:flex;align-items:center;gap:6px;padding:0 14px;}
.hero-art-bar i{width:10px;height:10px;border-radius:50%;background:#DDE3EC;display:block;}

/* ---------- 数据条 ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:-48px;position:relative;z-index:2;}
.stat{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:28px 26px;box-shadow:var(--shadow-2);position:relative;overflow:hidden;
}
.stat::after{
  content:'';position:absolute;left:0;top:0;width:3px;height:100%;
  background:linear-gradient(180deg,var(--accent),transparent);opacity:.7;
}
.stat b{display:block;font-size:34px;font-weight:800;color:var(--brand);letter-spacing:-.035em;line-height:1.1;}
.stat span{font-size:13.5px;color:var(--ink-3);margin-top:6px;display:block;}

/* ---------- 行业卡片 ---------- */
.ind-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
  display:flex;flex-direction:column;
  transition:box-shadow .26s var(--ease),transform .26s var(--ease),border-color .26s var(--ease);
}
.ind-card:hover{border-color:#D5DDE8;box-shadow:var(--shadow-3);transform:translateY(-4px);}
.ind-thumb{height:132px;position:relative;display:grid;place-items:center;color:#fff;font-size:34px;font-weight:800;letter-spacing:.04em;}
.ind-thumb .tag{
  position:absolute;left:14px;top:14px;font-size:11.5px;font-weight:600;
  background:rgba(255,255,255,.94);color:var(--ink);padding:4px 11px;border-radius:var(--r-full);
  backdrop-filter:blur(6px);
}
.ind-body{padding:22px;flex:1;display:flex;flex-direction:column;}
.ind-body h3{font-size:16.5px;font-weight:700;}
.ind-body p{margin-top:8px;font-size:13.5px;color:var(--ink-2);flex:1;line-height:1.7;}
.ind-meta{margin-top:16px;display:flex;align-items:center;justify-content:space-between;}
.ind-meta span{font-size:12.5px;color:var(--ink-4);}

/* ---------- 表格 ---------- */
.table-wrap{background:var(--card);border:1px solid var(--line);border-radius:var(--r-xl);overflow:hidden;box-shadow:var(--shadow-1);}
table{width:100%;border-collapse:collapse;font-size:14px;}
thead th{
  background:#F7F9FC;text-align:left;padding:16px 22px;font-weight:600;
  color:var(--ink-3);font-size:11.5px;letter-spacing:.09em;text-transform:uppercase;white-space:nowrap;
  border-bottom:1px solid var(--line);
}
tbody td{padding:18px 22px;border-top:1px solid var(--line-2);vertical-align:middle;line-height:1.6;}
tbody tr{transition:background .16s var(--ease);}
tbody tr:first-child td{border-top:none;}
tbody tr:hover{background:#FAFBFE;}
tbody td:first-child{font-weight:600;color:var(--ink);}
.row-actions{display:flex;gap:6px;}

/* ---------- 徽章 ---------- */
.badge{display:inline-flex;align-items:center;gap:5px;font-size:12px;font-weight:600;padding:4px 11px;border-radius:var(--r-full);letter-spacing:.01em;}
.badge-green{background:#E7F6F0;color:var(--success);}
.badge-gray{background:#EEF1F6;color:var(--ink-3);}
.badge-blue{background:var(--brand-50);color:var(--brand-400);}
.badge-orange{background:#FBF3E4;color:var(--warn);}
.badge-gold{background:var(--accent-50);color:var(--accent-600);border:1px solid rgba(184,147,74,.22);}


/* ---------- 后台布局 ---------- */
.admin{display:flex;min-height:100vh;background:var(--bg);}
.sidebar{width:236px;flex:none;background:var(--brand);color:#C9D8EC;padding:18px 12px;position:sticky;top:0;height:100vh;overflow:auto;}
.sidebar .logo{color:#fff;margin:0 6px 22px;}
.sidebar .logo-mark{background:#fff;color:var(--brand);}
.sidebar-group{font-size:11.5px;letter-spacing:.1em;color:#7C93B2;padding:14px 10px 7px;font-weight:600;}
.sidebar a{display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:8px;font-size:14px;margin-bottom:2px;color:#C9D8EC;}
.sidebar a:hover{background:rgba(255,255,255,.09);color:#fff;}
.sidebar a.active{background:rgba(255,255,255,.14);color:#fff;font-weight:600;}
.admin-main{flex:1;min-width:0;}
.admin-top{height:60px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:16px;padding:0 26px;}
.admin-top .crumb{font-size:14px;color:var(--ink-3);}
.admin-top .user{margin-left:auto;display:flex;align-items:center;gap:10px;font-size:14px;}
.avatar{width:30px;height:30px;border-radius:50%;background:var(--brand-50);color:var(--brand);display:grid;place-items:center;font-weight:700;font-size:13px;}
.admin-body{padding:26px;}
.kpi{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.kpi .card{padding:20px;}
.kpi .card b{display:block;font-size:26px;font-weight:800;letter-spacing:-.02em;}
.kpi .card span{font-size:13px;color:var(--ink-2);}
.kpi .card .delta{font-size:12.5px;font-weight:600;margin-top:4px;}
.kpi .card .delta.up{color:var(--success);}
.kpi .card .delta.down{color:var(--danger);}
.admin-cols{display:grid;grid-template-columns:1.6fr 1fr;gap:18px;margin-top:18px;}

/* ---------- 表单 ---------- */
.field{margin-bottom:18px;}
.field label{display:block;font-size:13px;font-weight:600;margin-bottom:8px;color:var(--ink-2);letter-spacing:.01em;}
.field input,.field select,.field textarea{
  width:100%;height:46px;border:1px solid var(--line);border-radius:var(--r-sm);
  padding:0 15px;font-size:14.5px;font-family:var(--font);color:var(--ink);background:#fff;outline:none;
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.field textarea{height:auto;padding:13px 15px;line-height:1.6;resize:vertical;}
.field input::placeholder,.field textarea::placeholder{color:var(--ink-4);}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--brand-400);box-shadow:0 0 0 3.5px rgba(27,65,128,.09);
}

/* ---------- 登录页 ---------- */
.login-wrap{min-height:calc(100vh - var(--nav-h));display:grid;grid-template-columns:1fr 1fr;}
.login-art{
  background:radial-gradient(700px 460px at 20% 0%,rgba(184,147,74,.18),transparent 62%),
             linear-gradient(158deg,#12345C 0%,#0A1F3D 58%,#06162C 100%);
  color:#fff;padding:72px 60px;display:flex;flex-direction:column;justify-content:center;
}
.login-form{display:grid;place-items:center;padding:64px 32px;}
.login-form .box{width:100%;max-width:382px;}

/* ---------- 列表/筛选 ---------- */
.filters{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:28px;}
.chip{
  padding:8px 18px;border-radius:var(--r-full);border:1px solid var(--line);background:#fff;
  font-size:13.5px;color:var(--ink-2);cursor:pointer;font-family:inherit;
  transition:all .18s var(--ease);
}
.chip:hover{border-color:var(--ink-4);color:var(--ink);}
.chip.on{background:var(--brand);border-color:var(--brand);color:#fff;font-weight:600;box-shadow:0 6px 16px -8px rgba(11,37,69,.6);}

/* ---------- 流程步骤 ---------- */
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:20px;}
.step{position:relative;padding-top:44px;}
.step::before{
  content:attr(data-n);position:absolute;top:0;left:0;width:34px;height:34px;border-radius:11px;
  background:rgba(184,147,74,.14);border:1px solid rgba(184,147,74,.3);
  color:var(--accent-400);
  display:grid;place-items:center;font-size:14px;font-weight:700;
}
.step h4{font-size:16px;margin-bottom:8px;color:#fff;}
.step p{font-size:13.5px;color:#A9BCD6;line-height:1.65;}

/* ---------- 页脚 ---------- */
.footer{
  background:#06162C;color:#8FA5C0;padding:68px 0 30px;font-size:14px;
  background-image:radial-gradient(800px 400px at 12% 0%,rgba(184,147,74,.08),transparent 62%);
}
.footer a{color:#A9BCD6;transition:color .18s;}
.footer a:hover{color:var(--accent-400);}
.footer-cols{display:grid;grid-template-columns:1.7fr repeat(3,1fr);gap:48px;}
.footer h5{color:#fff;font-size:14px;margin:0 0 18px;letter-spacing:.04em;font-weight:600;}
.footer li{margin-bottom:11px;}
.footer .logo{color:#fff;}
.footer .logo small{color:rgba(255,255,255,.4);}
.footer-bottom{
  margin-top:48px;padding-top:26px;border-top:1px solid rgba(255,255,255,.09);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:12.5px;color:#6B82A0;
}

/* ---------- 其他 ---------- */
.placeholder{
  background:repeating-linear-gradient(45deg,#EEF2F7,#EEF2F7 10px,#E6ECF4 10px,#E6ECF4 20px);
  border-radius:var(--r);display:grid;place-items:center;color:var(--ink-3);font-size:13px;
}
.text-sm{font-size:13px;color:var(--ink-3);line-height:1.65;}
.mt-24{margin-top:24px;}.mt-16{margin-top:16px;}.mt-8{margin-top:8px;}

/* 键值行 */
.kv{display:flex;justify-content:space-between;gap:16px;padding:13px 0;border-bottom:1px solid var(--line-2);font-size:14.5px;}
.kv:last-child{border-bottom:0;}
.kv span{color:var(--ink-3);}
.kv b{font-weight:600;color:var(--ink);text-align:right;}

/* 提示条 */
.notice{
  display:flex;gap:12px;align-items:flex-start;padding:16px 20px;border-radius:var(--r);
  font-size:14px;line-height:1.7;border:1px solid;
}
.notice-gold{background:var(--accent-50);border-color:rgba(184,147,74,.28);color:#71581F;}
.notice-blue{background:var(--brand-50);border-color:#CFDCEE;color:var(--brand-400);}
.notice-green{background:#EAF7F2;border-color:#C7E7DA;color:var(--success);}

.flex-between{display:flex;align-items:center;justify-content:space-between;gap:16px;}
.breadcrumb{font-size:13.5px;color:var(--ink-3);margin-bottom:18px;}
.breadcrumb a{color:var(--brand);}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .nav-links{display:none;}
  .hero-in{grid-template-columns:1fr;gap:40px;}
  .stats{grid-template-columns:repeat(2,1fr);}
  .g-3,.g-4{grid-template-columns:repeat(2,1fr);}
  .kpi{grid-template-columns:repeat(2,1fr);}
  .admin-cols{grid-template-columns:1fr;}
  .steps{grid-template-columns:repeat(2,1fr);}
  .footer-cols{grid-template-columns:1fr 1fr;}
  .hero h1{font-size:36px;}
}
@media (max-width:640px){
  .g-2,.g-3,.g-4,.stats,.kpi{grid-template-columns:1fr;}
  .section{padding:56px 0;}
  .login-wrap{grid-template-columns:1fr;}
  .login-art{display:none;}
  .sidebar{width:64px;}
  .sidebar .logo-text,.sidebar a span,.sidebar-group{display:none;}
}

/* ============================================================
   商店组件（ritheme 式货架 + 企业官网视觉）
   ============================================================ */
.topbar{background:var(--brand-600);color:#D6E3F2;font-size:13px;}
.topbar-in{max-width:var(--maxw);margin:0 auto;padding:0 24px;height:34px;display:flex;align-items:center;gap:26px;}
.topbar-in a{color:#D6E3F2;}
.topbar-in .t-r{margin-left:auto;display:flex;gap:18px;}

.cart-pill{display:inline-flex;align-items:center;gap:7px;height:34px;padding:0 14px;border-radius:var(--r);
  border:1px solid var(--line);background:#fff;font-size:14px;font-weight:600;color:var(--brand);}
.cart-pill b{background:var(--brand);color:#fff;border-radius:var(--r-full);padding:0 7px;font-size:12px;}

/* 产品货架 */
.shelf{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;}
.prod-card{
  position:relative;
  background:linear-gradient(180deg,#FFFFFF,#FCFDFF);
  border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
  display:flex;flex-direction:column;
  transition:box-shadow .32s var(--ease-out),transform .32s var(--ease-out),border-color .32s var(--ease-out);
  box-shadow:var(--shadow-1),var(--shadow-inset);
}
/* 顶部高光 */
.prod-card::before{
  content:'';position:absolute;left:14px;right:14px;top:0;height:1px;z-index:3;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.95),transparent);
  pointer-events:none;
}
.prod-card:hover{
  border-color:var(--line-strong);
  box-shadow:var(--shadow-3),var(--shadow-inset);
  transform:translateY(-6px);
}

/* 封面：CSS 绘制的网站缩略图（--ps-bg/--logo2/--l1-to 由生成器预计算，兼容老浏览器） */
.prod-shot{
  height:186px;position:relative;overflow:hidden;
  background:
    radial-gradient(520px 260px at 82% -12%,var(--ps-bg),transparent 62%),
    linear-gradient(158deg,var(--ps-bg),#EFF3F9);
  padding:18px 18px 0;
}
.ps-frame{
  height:100%;border-radius:10px 10px 0 0;overflow:hidden;
  background:#fff;border:1px solid rgba(10,21,36,.08);border-bottom:none;
  box-shadow:0 14px 30px -14px rgba(10,21,36,.26),0 2px 6px rgba(10,21,36,.04);
  transition:transform .3s var(--ease);
}
.prod-card:hover .ps-frame{transform:translateY(-4px);}
.ps-bar{
  height:22px;display:flex;align-items:center;gap:4px;padding:0 9px;
  background:#F4F6FA;border-bottom:1px solid rgba(10,21,36,.06);
}
.ps-bar i{width:5px;height:5px;border-radius:50%;background:#D3DBE6;display:block;}
.ps-url{
  margin-left:6px;font-size:7.5px;color:#98A4B5;letter-spacing:.02em;
  font-family:var(--font-mono);
}
.ps-page{padding:11px 12px;}
.ps-hero{position:relative;padding-bottom:9px;}
.ps-logo{
  display:inline-grid;place-items:center;width:19px;height:19px;border-radius:6px;
  background:linear-gradient(140deg,var(--pc),var(--logo2));
  color:#fff;font-size:9px;font-weight:800;margin-bottom:8px;
}
.ps-line{display:block;height:5px;border-radius:3px;background:#E3E9F1;}
.ps-l1{width:76%;height:8px;background:linear-gradient(90deg,var(--pc),var(--l1-to));margin-bottom:5px;}
.ps-l2{width:52%;background:#EDF1F7;}
.ps-l3{width:88%;height:4px;background:#EFF3F8;margin-top:9px;}
.ps-btn{
  position:absolute;right:0;top:2px;width:34px;height:12px;border-radius:4px;
  background:var(--pa);opacity:.9;
}
.ps-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;margin-top:10px;}
.ps-grid i{display:block;height:30px;border-radius:5px;background:#F2F5FA;border:1px solid #E8EDF4;}

.prod-shot .btns{position:absolute;left:0;right:0;bottom:0;display:flex;gap:8px;padding:12px;
  opacity:0;transform:translateY(6px);transition:.24s var(--ease);
  background:linear-gradient(0deg,rgba(255,255,255,.96),rgba(255,255,255,.6) 60%,transparent);}
.prod-card:hover .prod-shot .btns{opacity:1;transform:translateY(0);}
.prod-shot .btns a,.prod-shot .btns .jump{background:#fff;color:var(--brand);border:1px solid var(--line);
  border-radius:var(--r-sm);padding:6px 14px;font-size:12.5px;font-weight:600;transition:.16s;cursor:pointer;}
.prod-shot .btns a:hover,.prod-shot .btns .jump:hover{background:var(--brand);color:#fff;border-color:var(--brand);}
.prod-badge{position:absolute;right:12px;top:12px;background:rgba(255,255,255,.94);color:var(--brand);font-size:11px;font-weight:700;
  padding:4px 11px;border-radius:var(--r-full);letter-spacing:.02em;
  box-shadow:0 2px 8px rgba(10,21,36,.10);backdrop-filter:blur(6px);}
.prod-badge.hot{background:var(--brand);color:#fff;box-shadow:0 4px 12px -4px rgba(11,37,69,.5);}
.prod-badge.new{background:var(--accent);color:#fff;}
.prod-body{padding:20px 22px 22px;flex:1;display:flex;flex-direction:column;}
.prod-body h3{font-size:17.5px;font-weight:700;}
.prod-meta{display:flex;gap:8px;align-items:center;margin:8px 0 10px;font-size:12.5px;color:var(--ink-3);}
.prod-body p{font-size:14px;color:var(--ink-2);flex:1;line-height:1.68;}
.prod-tags{display:flex;gap:6px;flex-wrap:wrap;margin:12px 0 14px;}
.prod-tags span{font-size:11.5px;background:var(--brand-50);color:var(--brand-400);padding:3px 9px;border-radius:var(--r-full);
  border:1px solid #DCE5F2;}
.prod-foot{display:flex;align-items:center;justify-content:space-between;padding-top:14px;border-top:1px solid var(--line-2);}
.prod-foot .price{font-size:20px;font-weight:800;color:var(--brand);letter-spacing:-.02em;}
.prod-foot .price small{font-size:12px;font-weight:500;color:var(--ink-3);}
.btn-buy{background:var(--brand-50);color:var(--brand);border:1px solid #DCE5F2;border-radius:var(--r-sm);
  padding:7px 16px;font-size:13.5px;font-weight:600;transition:.18s var(--ease);}
.prod-card:hover .btn-buy{background:var(--brand);color:#fff;border-color:var(--brand);}

/* 购买框 */
.buybox{background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);padding:24px;box-shadow:var(--shadow-2);position:sticky;top:84px;}
.buybox .price{font-size:30px;font-weight:800;color:var(--brand);letter-spacing:-.02em;}
.buybox .price small{font-size:14px;font-weight:500;color:var(--ink-3);}
.buybox .lic-item{display:flex;gap:10px;align-items:flex-start;padding:12px;border:1px solid var(--line);border-radius:var(--r);
  margin-bottom:10px;cursor:pointer;transition:.15s;}
.buybox .lic-item:hover{border-color:var(--brand-400);}
.buybox .lic-item.on{border-color:var(--brand);background:var(--brand-50);}
.buybox .lic-item input{margin-top:3px;}
.buybox .lic-item b{display:block;font-size:14.5px;}
.buybox .lic-item span{font-size:12.5px;color:var(--ink-2);}
.buybox .kv{display:flex;justify-content:space-between;font-size:13px;padding:7px 0;border-bottom:1px dashed var(--line);}
.buybox .kv:last-of-type{border-bottom:none;}

/* Tabs */
.tabs{display:flex;gap:6px;border-bottom:1px solid var(--line);margin-bottom:26px;flex-wrap:wrap;}
.tab{
  position:relative;padding:12px 22px;font-size:14.5px;color:var(--ink-3);
  cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-1px;
  transition:color .18s var(--ease),border-color .18s var(--ease);
}
.tab:hover{color:var(--brand);}
.tab.on{color:var(--brand);border-bottom-color:var(--accent);font-weight:600;}
.tab.on::before{
  content:'';position:absolute;left:0;right:0;bottom:-1px;height:2px;
  background:linear-gradient(90deg,transparent,var(--accent),transparent);
}
.tab-pane{display:none;}
.tab-pane.on{display:block;}

/* 特性格 */
.feat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;}
.feat{display:flex;gap:12px;}
.feat i{width:28px;height:28px;flex:none;border-radius:8px;background:var(--brand-50);color:var(--brand);
  display:grid;place-items:center;font-style:normal;font-weight:700;font-size:13px;}
.feat b{display:block;font-size:15px;margin-bottom:3px;}
.feat span{font-size:13.5px;color:var(--ink-2);}

/* 定价/授权套餐 */
.lic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.lic-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);padding:28px;}
.lic-card.hi{border-color:var(--brand);box-shadow:var(--shadow-2);position:relative;}
.lic-card.hi .tag-p{position:absolute;top:-11px;left:24px;background:var(--brand);color:#fff;font-size:11.5px;
  padding:3px 12px;border-radius:var(--r-full);font-weight:600;}
.lic-card h3{font-size:18px;}
.lic-card .p{font-size:34px;font-weight:800;color:var(--brand);margin:14px 0 4px;letter-spacing:-.02em;}
.lic-card .p small{font-size:13px;color:var(--ink-3);font-weight:500;}
.lic-card ul{margin:18px 0 22px;line-height:2.1;font-size:14px;color:var(--ink-2);}
.lic-card li::before{content:"✓";color:var(--accent);margin-right:8px;font-weight:700;}

/* 文档列表 */
.doc-list{background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;}
.doc-list a{display:flex;gap:20px;padding:16px 22px;border-bottom:1px solid var(--line-2);align-items:center;}
.doc-list a:last-child{border-bottom:none;}
.doc-list a:hover{background:var(--brand-50);}
.doc-list .d-meta{margin-left:auto;text-align:right;font-size:12.5px;color:var(--ink-3);white-space:nowrap;}

/* 相关产品 */
.rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}

/* 购物车 */
.cart-total{background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);padding:22px;}
.cart-total .kv{display:flex;justify-content:space-between;padding:8px 0;font-size:14px;}
.cart-total .kv b{font-size:20px;color:var(--brand);}

/* ============================================================
   首屏 Hero（大气版）
   ============================================================ */
.hero-grid{display:grid;grid-template-columns:1.06fr .94fr;gap:64px;align-items:center;}
.hero-copy{min-width:0;}
.hero-copy h1{margin-top:20px;overflow-wrap:break-word;font-size:clamp(28px,3.4vw,44px);line-height:1.2;}
.hero-copy h1 em{display:inline-block;max-width:100%;}
.hero-sub{margin-top:24px;font-size:17.5px;color:var(--ink-2);line-height:1.8;max-width:540px;}
.hero-stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:0;
  margin-top:44px;padding-top:28px;border-top:1px solid var(--line);
}
.hero-stats .hs{padding-right:20px;border-right:1px solid var(--line-2);}
.hero-stats .hs:last-child{border-right:none;}
.hero-stats .hs b{display:block;font-size:28px;font-weight:800;color:var(--brand);letter-spacing:-.03em;line-height:1.15;}
.hero-stats .hs span{font-size:12.5px;color:var(--ink-3);margin-top:5px;display:block;}

/* 首屏右侧视觉：模拟产品预览窗口 */
.hero-visual{position:relative;padding:12px 0 34px;}
.hv-card{
  background:var(--card);border:1px solid var(--line);border-radius:18px;
  box-shadow:0 40px 80px -34px rgba(10,21,36,.30),0 2px 8px rgba(10,21,36,.05);
  overflow:hidden;
}
.hv-bar{
  height:38px;background:var(--brand-50);border-bottom:1px solid var(--line);
  display:flex;align-items:center;gap:6px;padding:0 15px;
}
.hv-bar i{width:9px;height:9px;border-radius:50%;background:#D9E0EA;display:block;}
.hv-bar span{margin-left:10px;font-size:11.5px;color:var(--ink-4);letter-spacing:.04em;}
.hv-body{padding:26px 24px 30px;}
.hv-line{height:9px;border-radius:5px;background:#E8EDF4;margin-bottom:11px;}
.hv-line--title{height:17px;width:62%;background:linear-gradient(90deg,var(--brand),#2C5A9E);}
.hv-line--sub{width:44%;}
.hv-line--wide{width:88%;height:8px;background:#EFF3F8;}
.hv-blocks{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:20px 0;}
.hv-blocks i{display:block;height:62px;border-radius:10px;background:linear-gradient(160deg,#EFF3F8,#E4EBF4);border:1px solid var(--line-2);}
.hv-card--float{
  position:absolute;right:-14px;bottom:0;width:236px;
  padding:18px 20px;border-color:#E7D9B8;
  background:linear-gradient(150deg,#FFFDF8,#FBF5E8);
  box-shadow:0 26px 52px -22px rgba(184,147,74,.40);
}
.hv-card--float .hv-badge{
  display:inline-block;font-size:11px;font-weight:700;letter-spacing:.08em;
  color:var(--accent-600);background:rgba(184,147,74,.13);
  padding:3px 9px;border-radius:20px;text-transform:uppercase;
}
.hv-card--float b{display:block;margin-top:10px;font-size:15.5px;color:var(--brand);}
.hv-card--float small{display:block;margin-top:5px;font-size:12.5px;color:var(--ink-3);line-height:1.6;}

/* 兑换区 */
.redeem-wrap{display:grid;grid-template-columns:1fr 1.1fr;gap:34px;align-items:start;margin-top:38px;}
.tick-list{list-style:none;margin-top:12px;}
.tick-list li{position:relative;padding:9px 0 9px 28px;font-size:14.5px;color:var(--ink-2);line-height:1.65;}
.tick-list li::before{
  content:'✓';position:absolute;left:0;top:9px;
  width:18px;height:18px;border-radius:50%;
  background:rgba(184,147,74,.14);color:var(--accent-600);
  font-size:11px;font-weight:800;display:flex;align-items:center;justify-content:center;
}
.sec-head.center{text-align:center;max-width:640px;margin:0 auto;}
.sec-head.center .sec-desc{margin:14px auto 0;}

@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:44px;}
  .hero-visual{max-width:560px;}
  .redeem-wrap{grid-template-columns:1fr;}
  .hero-stats{grid-template-columns:repeat(2,1fr);row-gap:22px;}
  .hero-stats .hs:nth-child(2){border-right:none;}
}
@media (max-width:640px){
  .hero-visual{display:none;}
  .hero-stats .hs{border-right:none;padding-right:0;}
}

@media (max-width:1024px){
  .shelf,.lic-grid,.rel-grid{grid-template-columns:repeat(2,1fr);}
  .feat-grid{grid-template-columns:1fr;}
  .buybox{position:static;}
}
@media (max-width:640px){ .shelf,.lic-grid,.rel-grid{grid-template-columns:1fr;} }

/* ============================================================
   分栏区块 + 交付内容卡（深色区专用）
   ============================================================ */
.split{display:grid;grid-template-columns:.92fr 1.08fr;gap:72px;align-items:center;}
.split-copy h2{margin-top:18px;font-size:clamp(25px,2.7vw,36px);line-height:1.22;}
.split-copy .sec-desc{margin-top:18px;font-size:16px;}
.split-cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:34px;}

.deliver-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;}
.deliver{
  position:relative;padding:24px 22px 22px;border-radius:var(--r-lg);
  background:rgba(255,255,255,.045);
  border:1px solid rgba(255,255,255,.10);
  transition:.26s var(--ease);
}
.deliver:hover{
  background:rgba(255,255,255,.085);
  border-color:rgba(184,147,74,.42);
  transform:translateY(-3px);
}
.dv-i{
  display:block;font-family:var(--font-mono);font-size:12px;font-weight:700;
  color:var(--accent-400);letter-spacing:.14em;margin-bottom:12px;opacity:.85;
}
.deliver b{display:block;color:#fff;font-size:15.5px;font-weight:600;letter-spacing:-.008em;}
.deliver p{margin-top:8px;font-size:13.5px;line-height:1.68;color:#A9BCD6;}

@media (max-width:1024px){
  .split{grid-template-columns:1fr;gap:44px;}
  .deliver-grid{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:640px){ .deliver-grid{grid-template-columns:1fr;} }

/* ============================================================
   详情页：大幅首页预览
   ============================================================ */
.detail-grid{display:grid;grid-template-columns:1.55fr 1fr;gap:34px;align-items:start;}
.detail-tabs{margin-top:26px;}
.rel-title{font-size:20px;margin:44px 0 18px;}
.cta-row{display:flex;gap:12px;flex-wrap:wrap;}

.hero-preview{
  position:relative;border-radius:var(--r-xl);overflow:hidden;
  border:1px solid var(--line);background:var(--card);
  box-shadow:0 34px 70px -30px rgba(10,21,36,.28),0 2px 8px rgba(10,21,36,.05);
}
.hp-bar{
  height:38px;display:flex;align-items:center;gap:6px;padding:0 15px;
  background:#F5F7FB;border-bottom:1px solid var(--line);
}
.hp-bar i{width:9px;height:9px;border-radius:50%;background:#D5DDE8;display:block;}
.hp-canvas{
  padding:26px 30px 0;min-height:300px;
  background:linear-gradient(170deg,#FBFCFE,#F1F5FA);
}
.hp-inner{
  border-radius:12px 12px 0 0;overflow:hidden;background:#fff;
  border:1px solid rgba(10,21,36,.07);border-bottom:none;
  box-shadow:0 18px 40px -18px rgba(10,21,36,.20);
}
.hp-nav{
  display:flex;align-items:center;justify-content:space-between;
  padding:13px 18px;border-bottom:1px solid #F2F5F9;
}
.hp-brand{
  width:24px;height:24px;border-radius:7px;display:grid;place-items:center;
  background:linear-gradient(140deg,var(--pc,var(--brand)),#071A33);
  color:#fff;font-size:11px;font-weight:800;
}
.hp-dots{display:flex;gap:14px;}
.hp-dots i{width:26px;height:6px;border-radius:3px;background:#EDF1F7;display:block;}
.hp-hero{display:grid;grid-template-columns:1.1fr .9fr;gap:22px;padding:24px 20px;}
.hp-copy{display:flex;flex-direction:column;gap:9px;}
.hp-l1{width:88%;height:13px;background:linear-gradient(90deg,var(--pc,var(--brand)),#8FA6C4);}
.hp-l2{width:66%;height:13px;background:#E4EAF2;}
.hp-l3{width:78%;height:7px;background:#EFF3F8;margin-top:5px;}
.hp-btn{width:78px;height:26px;border-radius:8px;background:var(--pa,var(--accent));margin-top:9px;opacity:.92;}
.hp-art{
  border-radius:10px;min-height:132px;
  background:
    radial-gradient(180px 90px at 70% 20%,rgba(255,255,255,.6),transparent 70%),
    linear-gradient(150deg,var(--pc,var(--brand)),var(--pa,var(--accent)));
  opacity:.92;
}
.hp-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;padding:0 20px 20px;}
.hp-cards i{display:block;height:52px;border-radius:9px;background:#F4F7FB;border:1px solid #E9EEF5;}
.hp-tag{
  position:absolute;right:20px;bottom:18px;
  background:rgba(255,255,255,.95);color:var(--brand);
  font-size:12.5px;font-weight:600;padding:7px 15px;border-radius:var(--r-full);
  box-shadow:0 6px 18px rgba(10,21,36,.12);backdrop-filter:blur(8px);
}

/* 详情页工具类 */
.th-lg{width:260px;}
.th-sm{width:120px;}
.th-xs{width:80px;}
.card--flush{padding:0;overflow:hidden;}
.buybox-title{font-size:19px;}
.kv-first{margin-top:14px;}
.prod-shot--sm{height:132px;padding:14px 14px 0;}
.prod-shot--sm .ps-page{padding:9px 10px;}

@media (max-width:1024px){
  .detail-grid{grid-template-columns:1fr;}
  .hp-hero{grid-template-columns:1fr;}
  .hp-art{min-height:90px;}
}

/* ============================================================
   登录页：品牌侧栏 + 表单面板
   ============================================================ */
.auth-grid{display:grid;grid-template-columns:.95fr 1.05fr;gap:64px;align-items:start;max-width:1080px;}
.auth-aside{
  padding:8px 0 0;position:sticky;top:calc(var(--nav-h) + 32px);
}
.auth-aside h2{margin-top:18px;font-size:clamp(23px,2.4vw,31px);line-height:1.28;}
.auth-aside > p{margin-top:16px;font-size:15.5px;color:var(--ink-2);line-height:1.78;}
.auth-list{margin-top:32px;border-top:1px solid var(--line);}
.auth-list li{
  display:flex;flex-direction:column;gap:4px;
  padding:18px 0;border-bottom:1px solid var(--line);
}
.auth-list li b{font-size:15px;font-weight:600;color:var(--brand);}
.auth-list li span{font-size:13.5px;color:var(--ink-3);line-height:1.62;}
.auth-foot{
  margin-top:26px;display:flex;align-items:center;gap:10px;
  font-size:13.5px;color:var(--ink-3);
}
.auth-foot a{color:var(--accent-600);font-weight:600;}
.auth-foot a:hover{color:var(--accent);}

.auth-panel{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-xl);
  box-shadow:0 30px 66px -30px rgba(10,21,36,.26),0 2px 6px rgba(10,21,36,.04);
  overflow:hidden;
}
.auth-panel .tabs{
  margin:0;padding:0 30px;background:#FAFBFD;border-bottom:1px solid var(--line);
}
.auth-panel .tab{padding:18px 4px;margin-right:26px;font-size:15px;border-bottom-width:2px;}
.auth-panel .tab.on{border-bottom-color:var(--accent);}
.auth-panel .tab.on::before{display:none;}
.auth-panel > div[data-pane]{padding:30px;}
.auth-panel h3{font-size:19px;margin-bottom:4px;}
.auth-panel .field input{
  height:48px;border-radius:var(--r);font-size:15px;
}
.auth-panel .btn-block{height:48px;font-size:15.5px;margin-top:4px;}

.auth-done{margin-top:22px;border-color:rgba(184,147,74,.36);background:var(--accent-50);}
.auth-done-t{color:var(--accent-600);font-size:18px;}
.auth-done-t::before{content:'✓ ';font-weight:800;}

@media (max-width:1024px){
  .auth-grid{grid-template-columns:1fr;gap:36px;max-width:none;}
  .auth-aside{position:static;}
  .auth-list{display:grid;grid-template-columns:repeat(3,1fr);gap:0 24px;}
  .auth-list li{border-bottom:none;padding:14px 0;}
}
@media (max-width:640px){
  .auth-list{grid-template-columns:1fr;}
  .auth-panel .tabs{padding:0 20px;}
  .auth-panel > div[data-pane]{padding:22px 20px;}
}

/* ============================================================
   页面标题区 / 会员页 / 通用工具类
   ============================================================ */
.page-head{
  display:flex;justify-content:space-between;align-items:flex-end;
  flex-wrap:wrap;gap:16px;margin-bottom:36px;
}
.page-head h2{font-size:clamp(23px,2.5vw,32px);}
.page-head .sec-desc{margin-top:12px;}

.member-grid{display:grid;grid-template-columns:1fr 1.25fr;gap:28px;align-items:start;}

.card--gold{border-color:rgba(184,147,74,.30);background:var(--accent-50);}
.card--gold .card-desc{color:#71581F;}
.card--gold-solid{border-color:var(--accent);}
.t-gold{color:var(--accent-600);}

.input-row{display:flex;gap:10px;}
.input-row input{flex:1;}
.nowrap{white-space:nowrap;}
.mono{font-family:var(--font-mono);letter-spacing:.02em;}
.hidden{display:none;}

@media (max-width:900px){
  .member-grid{grid-template-columns:1fr;}
}

/* ── 页面顶部留白与通用间距工具类 ───────────────────────── */
.section--top{padding-top:52px;}
.mtb-24{margin-bottom:24px;}
@media (max-width:768px){
  .section--top{padding-top:36px;}
  .mtb-24{margin-bottom:18px;}
}

/* ── 移动端：顶栏与导航收敛 ─────────────────────────────── */
@media (max-width:768px){
  .topbar{font-size:12px;}
  .topbar-in{height:auto;padding:7px 18px;gap:14px;flex-wrap:wrap;justify-content:center;}
  .topbar-in .t-r{gap:14px;margin-left:0;}
  .nav-in{padding:0 18px;gap:16px;height:auto;min-height:var(--nav-h);flex-wrap:wrap;padding-top:10px;padding-bottom:10px;}
  .nav-right{gap:8px;}
  .nav-right .btn,.nav-right .btn-sm{height:36px;padding:0 13px;font-size:13px;}
  .logo-text{line-height:1.15;}
}
@media (max-width:420px){
  .topbar-in{justify-content:flex-start;font-size:11.5px;}
  .topbar-in .t-r{display:none;}
  .nav-right .btn-ghost{display:none;}
}

/* ============================================================
 * 官网留资（提交后邮件通知，收件邮箱在后台配置）
 * ============================================================ */
[hidden]{display:none !important;}   /* 受 grid/flex 影响时 hidden 才生效 */

.lead-list{display:grid;gap:14px;margin-top:32px;}
.lead-item{display:flex;gap:12px;align-items:flex-start;}
.lead-item .li-dot{
  flex:none;width:8px;height:8px;border-radius:50%;background:var(--accent);
  margin-top:7px;box-shadow:0 0 0 4px rgba(184,147,74,.14);
}
.lead-item b{display:block;font-size:14.5px;color:var(--ink);}
.lead-item p{margin:3px 0 0;font-size:13.5px;line-height:1.65;color:var(--ink-3);}

.lead-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:30px 32px 26px;box-shadow:var(--shadow-2);
}
.lead-row{display:grid;grid-template-columns:1fr 1fr;gap:0 16px;}
.lead-row .field{margin-bottom:18px;}
.lead-card .field{margin-bottom:18px;}
.req{color:#D92D20;font-style:normal;margin-left:3px;}

.lead-msg{
  margin:2px 0 14px;padding:11px 14px;border-radius:var(--r-sm);
  font-size:13.5px;line-height:1.6;
}
.lead-msg.show{display:block;}
.lead-msg.bad{background:#FEF3F2;color:#B42318;border:1px solid #FED4D4;}
.lead-msg.ok{background:#ECFDF3;color:#027A48;border:1px solid #ABEFC6;}

.lead-note{margin:14px 0 0;font-size:12.5px;line-height:1.6;color:var(--ink-4);text-align:center;}

.lead-done{text-align:center;padding:26px 8px 12px;}
.ld-mark{
  width:52px;height:52px;border-radius:50%;background:#ECFDF3;color:#027A48;
  font-size:26px;line-height:52px;margin:0 auto 16px;
}
.lead-done b{display:block;font-size:17px;color:var(--ink);}
.lead-done p{margin:8px auto 0;font-size:14px;line-height:1.7;color:var(--ink-3);max-width:320px;}

@media (max-width:900px){
  .split{grid-template-columns:1fr;gap:44px;}
  .lead-row{grid-template-columns:1fr;}
}
@media (max-width:520px){
  .lead-card{padding:24px 20px 20px;}
}

/* ============================================================
   深色 Hero 内的元素适配（默认是浅色体系，这里统一反色）
   ============================================================ */
.hero .eyebrow{
  color:var(--accent-300);
  background:rgba(184,147,74,.14);
  border-color:rgba(212,185,120,.34);
  box-shadow:0 0 0 1px rgba(255,255,255,.03) inset;
}
.hero .eyebrow::before{background:var(--accent-400);box-shadow:0 0 8px var(--accent-400);}
.hero .hero-sub,.hero .hero-lead{color:#B9C8DD;}
.hero .hero-stats{border-top-color:rgba(255,255,255,.13);}
.hero .hero-stats .hs{border-right-color:rgba(255,255,255,.09);}
.hero .hero-stats .hs b{color:#fff;}
.hero .hero-stats .hs span{color:#8E9DB4;}
/* 首屏主按钮：金色渐变，最亮的视觉落点 */
.hero .btn-primary{
  background:linear-gradient(135deg,var(--accent-400),var(--accent) 62%,var(--accent-600));
  border-color:transparent;color:#231A05;
  box-shadow:var(--shadow-gold),inset 0 1px 0 rgba(255,255,255,.35);
  font-weight:700;
}
.hero .btn-primary:hover{
  background:linear-gradient(135deg,#E2C68C,var(--accent-400) 62%,var(--accent));
  transform:translateY(-2px);
  box-shadow:0 16px 40px -12px rgba(184,147,74,.6),inset 0 1px 0 rgba(255,255,255,.45);
}
.hero .btn-ghost{
  color:#E4EBF4;border-color:rgba(255,255,255,.20);
  background:rgba(255,255,255,.06);
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
}
.hero .btn-ghost:hover{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.42);color:#fff;}
/* 右侧预览窗口在深色底上浮起来 */
.hero .hv-card{
  border-color:rgba(255,255,255,.13);
  box-shadow:0 50px 100px -40px rgba(0,0,0,.75),0 4px 16px rgba(0,0,0,.3);
}
.hero .hv-card--float{
  border-color:rgba(212,185,120,.42);
  background:linear-gradient(150deg,#2A2313,#1A1608);
  box-shadow:0 30px 60px -24px rgba(0,0,0,.7);
}
.hero .hv-card--float b{color:#F0E2C0;}
.hero .hv-card--float small{color:#9C8E6E;}
.hero .hv-card--float .hv-badge{color:var(--accent-400);background:rgba(212,185,120,.16);}

/* ============================================================
   区块衔接：深色 ↔ 浅色 之间加柔和过渡，避免硬切
   ============================================================ */
/* 深色 hero 底部：延长渐隐，让下一区块"浮"上来 */
.hero::after{
  height:180px;
  background:linear-gradient(180deg,transparent 0%,rgba(4,16,31,.35) 55%,rgba(4,16,31,.72) 100%);
}
/* 深色区块：上下都做渐隐，形成"悬浮的深色带" */
.section--dark{
  box-shadow:inset 0 90px 90px -90px rgba(4,16,31,.55),
             inset 0 -90px 90px -90px rgba(4,16,31,.55);
}
/* 深色区块顶部一条金色细线：品牌印记 */
.section--dark::after{
  content:'';position:absolute;left:0;right:0;top:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(212,185,120,.45) 30%,rgba(212,185,120,.65) 50%,rgba(212,185,120,.45) 70%,transparent);
  pointer-events:none;
}
/* 浅色区块：顶部若紧接深色，加一层极淡的阴影过渡 */
.section--alt{position:relative;}

/* hero 内预览窗口：加一点内容感，不显得像空白板 */
.hero .hv-card--main{background:#fff;}
.hero .hv-body{padding:24px 22px 26px;}

/* ============================================================
   首页（深色 hero）：导航与顶栏也走深色玻璃，与首屏融为一体
   ============================================================ */
.page-dark-top .nav{
  background:rgba(6,22,44,.62);
  backdrop-filter:blur(22px) saturate(180%);
  -webkit-backdrop-filter:blur(22px) saturate(180%);
  border-bottom-color:rgba(255,255,255,.10);
  box-shadow:0 1px 0 rgba(255,255,255,.05),0 12px 32px -20px rgba(0,0,0,.7);
}
.page-dark-top .logo{color:#fff;}
.page-dark-top .logo small{color:#8496AE;}
.page-dark-top .nav-links{color:#C2D0E2;}
.page-dark-top .nav-links a:hover{color:#fff;}
.page-dark-top .nav-links a.on{color:#fff;}
/* 首页顶栏：更深的墨蓝，与导航同族 */
.page-dark-top .topbar{background:var(--brand-900);color:#8FA3BC;border-bottom:1px solid rgba(255,255,255,.06);}
.page-dark-top .topbar-in a{color:#8FA3BC;}
.page-dark-top .topbar-in a:hover{color:var(--accent-400);}
/* 「我的授权」在深色导航上改成描边玻璃按钮 */
.page-dark-top .nav-right .btn-ghost{
  background:rgba(255,255,255,.07);color:#E4EBF4;
  border-color:rgba(255,255,255,.18);
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
}
.page-dark-top .nav-right .btn-ghost:hover{
  background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.4);color:#fff;
}
/* 「兑换授权」保持金色，最深底上跳出来 */
.page-dark-top .nav-right .btn-primary{
  background:linear-gradient(135deg,var(--accent-400),var(--accent) 62%,var(--accent-600));
  color:#231A05;border-color:transparent;
  box-shadow:var(--shadow-gold),inset 0 1px 0 rgba(255,255,255,.32);
}
.page-dark-top .nav-right .btn-primary:hover{
  background:linear-gradient(135deg,#E2C68C,var(--accent-400) 62%,var(--accent));
}

/* 首页滚动过首屏后，导航回到浅色玻璃，避免停留在浅色内容上仍显深色 */
.page-dark-top.nav-solid .nav{
  background:rgba(255,255,255,.86);
  border-bottom-color:rgba(230,234,240,.9);
  box-shadow:0 1px 3px rgba(10,21,36,.03),0 8px 24px -16px rgba(10,21,36,.12);
}
.page-dark-top.nav-solid .logo{color:var(--ink);}
.page-dark-top.nav-solid .logo small{color:var(--ink-4);}
.page-dark-top.nav-solid .nav-links{color:var(--ink-2);}
.page-dark-top.nav-solid .nav-links a:hover{color:var(--ink);}
.page-dark-top.nav-solid .nav-right .btn-ghost{
  background:#fff;color:var(--ink-2);border-color:var(--line);
  backdrop-filter:none;-webkit-backdrop-filter:none;
}
.page-dark-top.nav-solid .nav-right .btn-ghost:hover{border-color:var(--line-strong);color:var(--ink);}
.page-dark-top .nav{transition:background .3s var(--ease-out),box-shadow .3s var(--ease-out),border-color .3s var(--ease-out);}

/* ============================================================
   精修：让深色导航更沉、Logo 更有光
   ============================================================ */
.page-dark-top .nav{
  background:linear-gradient(180deg,rgba(8,26,50,.78),rgba(6,22,44,.68));
}
.page-dark-top .logo-mark{
  background:linear-gradient(140deg,#1C4778 0%,#0E2C52 55%,#04101F 100%);
  box-shadow:0 6px 18px -6px rgba(0,0,0,.6),
             0 0 0 1px rgba(212,185,120,.22),
             inset 0 1px 0 rgba(212,185,120,.18);
  color:var(--accent-400);
}
/* 首页 hero 的 eyebrow 更精致 */
.hero .eyebrow{
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
  letter-spacing:.16em;
}
/* 深色底上的说明文字对比度再高一点 */
.hero .hero-sub{color:#C2D0E2;}

/* ============================================================
   浅色页面：卡片更通透，缩略图区更亮
   ============================================================ */
.prod-shot{background:
  radial-gradient(520px 260px at 82% -12%,var(--ps-bg),transparent 62%),
  linear-gradient(158deg,#FFFFFF,var(--ps-bg) 78%,#EFF3F9);
}
.ps-frame{box-shadow:0 16px 34px -16px rgba(10,21,36,.30),0 2px 6px rgba(10,21,36,.05);}
.prod-body{background:#fff;}