/* ==========================================================================
   草根云 caogenyun.com · 暗色卡通主题
   Layout: 紧凑 1180px 内容列；夜色草地底色 + 贴纸式卡通组件；
           前台(顶栏) / 用户控制台(绿色侧栏) / 管理后台(紫色侧栏) 三套外壳互相独立
   ========================================================================== */
:root {
  /* 底色：带一点青绿偏色的夜色，不用纯灰 */
  --bg: #0b1113;
  --bg-2: #0f171a;
  --card: #131c20;
  --card-2: #182429;
  --card-3: #1e2c32;
  --line: #233238;
  --line-2: #2e4149;
  --fg: #eaf3ee;
  --fg-2: #b7c8c0;
  --muted: #7d938b;
  --ink: #0b1113;

  /* 卡通多彩：每个颜色都配一个“按下去”的深色 */
  --grass: #5be38a;  --grass-d: #1f9a55;
  --sky: #5cc8ff;    --sky-d: #1f7fb8;
  --sun: #ffcb47;    --sun-d: #c48b10;
  --coral: #ff7a6b;  --coral-d: #c4433b;
  --grape: #a98bff;  --grape-d: #6a4fd0;
  --pink: #ff8fc8;   --pink-d: #c4508c;

  --f-brand: "ZCOOL KuaiLe", "PingFang SC", "Microsoft YaHei", sans-serif;
  --f-body: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", sans-serif;
  --f-mono: "JetBrains Mono", "Cascadia Mono", Consolas, "SFMono-Regular", monospace;

  --r-s: 8px;
  --r: 12px;
  --r-l: 18px;
  --wrap: 1180px;
  --accent: var(--grass);
  --accent-d: var(--grass-d);
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 400 14px/1.65 var(--f-body);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, svg { max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }
h1, h2, h3, h4 { margin: 0; line-height: 1.25; text-wrap: balance; font-weight: 700; }
p { margin: 0; }
ul, ol { margin: 0; padding: 0; }
:focus-visible { outline: 2px solid var(--sky); outline-offset: 2px; border-radius: 6px; }
::selection { background: var(--grass); color: var(--ink); }
[hidden] { display: none !important; }

/* 单列 grid 容器：防止表格等宽内容把隐式列撑开（手机端横向溢出） */
.content, .view, .doc-panel, .notice-list, .sticky-col, .auth-box, .field, [style*="display:grid"] { grid-template-columns: minmax(0, 1fr); }

.mono, .num { font-family: var(--f-mono); font-variant-numeric: tabular-nums; }
.wrap { width: 100%; max-width: var(--wrap); margin-inline: auto; padding-inline: 20px; }
.muted { color: var(--muted); }
.fg2 { color: var(--fg-2); }
.brand-font { font-family: var(--f-brand); font-weight: 400; letter-spacing: .02em; }

/* --------------------------------------------------------------------------
   Logo（每页都带动画）
   -------------------------------------------------------------------------- */
.logo { display: inline-flex; align-items: center; gap: 10px; }
.logo-mark { width: 40px; height: 40px; flex: none; }
.logo-text { display: flex; flex-direction: column; line-height: 1.1; }
.logo-text b { font-family: var(--f-brand); font-weight: 400; font-size: 21px; letter-spacing: .06em; }
.logo-text small { font-family: var(--f-mono); font-size: 10.5px; color: var(--muted); letter-spacing: .04em; }
.logo-mark .lm-sprout { transform-origin: 32px 25px; animation: sway 3.2s ease-in-out infinite; }
.logo-mark .lm-eye { transform-box: fill-box; transform-origin: center; animation: blink 4.6s infinite; }
.logo-mark .lm-body { animation: bob 3.2s ease-in-out infinite; }
.logo:hover .lm-sprout { animation-duration: .8s; }

/* --------------------------------------------------------------------------
   按钮：卡通“可按压”按钮，多色
   -------------------------------------------------------------------------- */
.btn {
  --b: var(--card-3); --d: #0a1012; --t: var(--fg);
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  height: 36px; padding: 0 15px; border: 0; border-radius: 10px;
  background: var(--b); color: var(--t);
  font-weight: 700; font-size: 13.5px; white-space: nowrap; cursor: pointer;
  box-shadow: 0 3px 0 var(--d), inset 0 1px 0 rgba(255,255,255,.28);
  transition: transform .12s, box-shadow .12s, filter .12s;
  position: relative; top: 0;
}
.btn:hover { transform: translateY(-1px); box-shadow: 0 4px 0 var(--d), inset 0 1px 0 rgba(255,255,255,.28); filter: brightness(1.06); }
.btn:active { transform: translateY(2px); box-shadow: 0 1px 0 var(--d), inset 0 1px 0 rgba(255,255,255,.2); }
.btn svg { width: 16px; height: 16px; flex: none; }
.btn-grass { --b: var(--grass); --d: var(--grass-d); --t: var(--ink); }
.btn-sky   { --b: var(--sky);   --d: var(--sky-d);   --t: var(--ink); }
.btn-sun   { --b: var(--sun);   --d: var(--sun-d);   --t: var(--ink); }
.btn-coral { --b: var(--coral); --d: var(--coral-d); --t: var(--ink); }
.btn-grape { --b: var(--grape); --d: var(--grape-d); --t: var(--ink); }
.btn-pink  { --b: var(--pink);  --d: var(--pink-d);  --t: var(--ink); }
.btn-ghost {
  --b: transparent; --d: transparent;
  box-shadow: inset 0 0 0 1.5px var(--line-2);
}
.btn-ghost:hover { box-shadow: inset 0 0 0 1.5px var(--fg-2); background: rgba(255,255,255,.03); }
.btn-ghost:active { box-shadow: inset 0 0 0 1.5px var(--fg-2); }
.btn-sm { height: 30px; padding: 0 11px; font-size: 12.5px; border-radius: 8px; }
.btn-xs { height: 26px; padding: 0 9px; font-size: 12px; border-radius: 7px; box-shadow: 0 2px 0 var(--d); }
.btn-lg { height: 44px; padding: 0 20px; font-size: 15px; border-radius: 12px; }
.btn-block { width: 100%; }
.btn-icon { width: 36px; padding: 0; }

.link { color: var(--sky); font-weight: 500; }
.link:hover { text-decoration: underline; text-underline-offset: 3px; }

/* --------------------------------------------------------------------------
   标签、状态
   -------------------------------------------------------------------------- */
.tag {
  --c: var(--fg-2);
  display: inline-flex; align-items: center; gap: 5px;
  height: 22px; padding: 0 8px; border-radius: 999px;
  font-size: 11.5px; font-weight: 600; white-space: nowrap;
  color: var(--c);
  background: color-mix(in srgb, var(--c) 13%, transparent);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--c) 28%, transparent);
}
.tag-grass { --c: var(--grass); } .tag-sky { --c: var(--sky); } .tag-sun { --c: var(--sun); }
.tag-coral { --c: var(--coral); } .tag-grape { --c: var(--grape); } .tag-pink { --c: var(--pink); }
.tag-mute { --c: var(--muted); }
.dot { width: 7px; height: 7px; border-radius: 50%; background: currentColor; flex: none; }
.dot-live { animation: pulse 1.8s ease-in-out infinite; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12px; font-weight: 600; color: var(--fg-2); letter-spacing: .04em;
}

/* --------------------------------------------------------------------------
   卡片
   -------------------------------------------------------------------------- */
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--r-l); }
.card-pad { padding: 18px; }
.card-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 14px 18px; border-bottom: 1px solid var(--line); }
.card-head h3 { font-size: 15px; }
.card-head .sub { font-size: 12px; color: var(--muted); }
.card-body { padding: 16px 18px; }

/* 说明文字块：服务器解释文案较多，统一用这个排版 */
.note {
  --c: var(--sky);
  display: grid; grid-template-columns: 26px 1fr; gap: 10px;
  padding: 12px 14px; border-radius: var(--r);
  background: color-mix(in srgb, var(--c) 7%, var(--card));
  border: 1px solid color-mix(in srgb, var(--c) 22%, var(--line));
  font-size: 13px; color: var(--fg-2);
}
.note > svg { width: 22px; height: 22px; color: var(--c); margin-top: 1px; }
.note b, .note strong { color: var(--fg); font-weight: 600; }
.note-title { font-weight: 700; color: var(--fg); margin-bottom: 2px; }
.note ul { padding-left: 1.1em; display: grid; gap: 3px; }
.note-sun { --c: var(--sun); } .note-coral { --c: var(--coral); } .note-grass { --c: var(--grass); } .note-grape { --c: var(--grape); }

.fine { font-size: 12px; color: var(--muted); line-height: 1.7; }
.fine b { color: var(--fg-2); font-weight: 600; }

/* 键值清单 */
.kv { display: grid; grid-template-columns: auto 1fr; gap: 6px 14px; font-size: 13px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; text-align: right; font-family: var(--f-mono); font-variant-numeric: tabular-nums; color: var(--fg); }

/* --------------------------------------------------------------------------
   表单
   -------------------------------------------------------------------------- */
.field { display: grid; gap: 6px; min-width: 0; }
.field > label, .label { font-size: 12.5px; font-weight: 600; color: var(--fg-2); }
.field .hint { font-size: 11.5px; color: var(--muted); }
.input, .select, .textarea {
  width: 100%; height: 38px; padding: 0 12px;
  background: var(--bg-2); border: 1.5px solid var(--line-2); border-radius: 10px;
  color: var(--fg); outline: none; transition: border-color .15s, box-shadow .15s;
}
.textarea { height: auto; min-height: 88px; padding: 10px 12px; resize: vertical; font-family: var(--f-mono); font-size: 12.5px; }
.select { appearance: none; padding-right: 32px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M2 4l4 4 4-4' fill='none' stroke='%237d938b' stroke-width='1.8' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 12px center; }
.input:focus, .select:focus, .textarea:focus { border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 20%, transparent); }
.input::placeholder, .textarea::placeholder { color: #5b6f68; }
.input-group { display: flex; align-items: stretch; }
.input-group .input { border-radius: 10px 0 0 10px; }
.input-group .addon { display: grid; place-items: center; padding: 0 12px; border: 1.5px solid var(--line-2); border-left: 0; border-radius: 0 10px 10px 0; background: var(--card-2); color: var(--muted); font-size: 12px; font-family: var(--f-mono); }

.range { width: 100%; accent-color: var(--accent); }
.switch { position: relative; display: inline-flex; align-items: center; gap: 10px; cursor: pointer; font-size: 13px; }
.switch input { position: absolute; opacity: 0; }
.switch .track { width: 38px; height: 22px; border-radius: 99px; background: var(--line-2); position: relative; transition: background .2s; flex: none; }
.switch .track::after { content: ""; position: absolute; top: 3px; left: 3px; width: 16px; height: 16px; border-radius: 50%; background: var(--fg); transition: transform .2s; }
.switch input:checked + .track { background: var(--accent); }
.switch input:checked + .track::after { transform: translateX(16px); background: var(--ink); }
.switch input:focus-visible + .track { outline: 2px solid var(--sky); outline-offset: 2px; }

.seg { display: inline-flex; padding: 3px; gap: 3px; background: var(--bg-2); border: 1px solid var(--line); border-radius: 11px; }
.seg button { height: 30px; padding: 0 12px; border: 0; border-radius: 8px; background: transparent; color: var(--muted); font-weight: 600; font-size: 13px; cursor: pointer; }
.seg button[aria-selected="true"] { background: var(--card-3); color: var(--fg); box-shadow: 0 2px 0 #070b0c; }

/* --------------------------------------------------------------------------
   表格
   -------------------------------------------------------------------------- */
.table-wrap { overflow-x: auto; }
.table { width: 100%; border-collapse: collapse; font-size: 13px; }
.table th {
  text-align: left; font-weight: 600; font-size: 11.5px; color: var(--muted);
  padding: 9px 14px; border-bottom: 1px solid var(--line); white-space: nowrap; letter-spacing: .02em;
  background: var(--bg-2);
}
.table td { padding: 10px 14px; border-bottom: 1px solid var(--line); vertical-align: middle; white-space: nowrap; }
.table tbody tr { transition: background .15s; }
.table tbody tr:hover { background: rgba(255,255,255,.025); }
.table tr:last-child td { border-bottom: 0; }
.table .r { text-align: right; }
.table td.num, .table td .num { font-family: var(--f-mono); font-variant-numeric: tabular-nums; }
.table .wrap-cell { white-space: normal; min-width: 180px; }

/* --------------------------------------------------------------------------
   首页 · 顶栏
   -------------------------------------------------------------------------- */
.topbar {
  position: sticky; top: env(safe-area-inset-top, 0px); z-index: 50;
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: blur(14px) saturate(140%); -webkit-backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid var(--line);
}
.topbar .wrap { display: flex; align-items: center; gap: 22px; height: 62px; }
.nav { display: flex; gap: 2px; margin-right: auto; }
.nav a { padding: 6px 11px; border-radius: 8px; font-size: 13.5px; font-weight: 500; color: var(--fg-2); transition: color .15s, background .15s; }
.nav a:hover { color: var(--fg); background: var(--card-2); }
.nav a[aria-current="page"] { color: var(--grass); }
.topbar-actions { display: flex; gap: 8px; align-items: center; }
.burger { display: none; }

/* --------------------------------------------------------------------------
   首页 · Hero
   -------------------------------------------------------------------------- */
.hero { position: relative; overflow: hidden; padding-block: 44px 0; }
.hero::before {
  content: ""; position: absolute; inset: -20% -10% auto; height: 640px; pointer-events: none;
  background:
    radial-gradient(420px 260px at 72% 38%, rgba(91,227,138,.13), transparent 70%),
    radial-gradient(360px 240px at 92% 18%, rgba(169,139,255,.12), transparent 70%),
    radial-gradient(380px 220px at 12% 8%, rgba(92,200,255,.08), transparent 70%);
}
.hero-grid { position: relative; display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); gap: 28px; align-items: center; }
.hero h1 { font-family: var(--f-brand); font-weight: 400; font-size: clamp(36px, 5.6vw, 62px); line-height: 1.12; letter-spacing: .02em; margin-top: 14px; }
.hero h1 .hl { position: relative; color: var(--grass); white-space: nowrap; }
.hero h1 .hl svg { position: absolute; left: 0; right: 0; bottom: -10px; width: 100%; height: 14px; }
.hero h1 .hl svg path { stroke-dasharray: 260; stroke-dashoffset: 260; animation: draw 1.2s .4s ease forwards; }
.hero-lead { margin-top: 18px; max-width: 34em; font-size: 15.5px; color: var(--fg-2); line-height: 1.8; }
.hero-lead b { color: var(--fg); font-weight: 600; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; }
.hero-specs { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 22px; }
.hero-scene { position: relative; min-width: 0; }
.hero-scene svg { display: block; width: 100%; height: auto; }
.grass-strip { display: block; width: 100%; height: 46px; margin-top: -6px; }

/* 场景动画 */
.m-bob { animation: bob 3.4s ease-in-out infinite; }
.m-sprout { transform-box: view-box; animation: sway 3.4s ease-in-out infinite; }
.m-eye { transform-box: fill-box; transform-origin: center; animation: blink 5s infinite; }
.m-arm { transform-box: fill-box; transform-origin: 90% 80%; animation: wave 2.2s ease-in-out infinite; }
.m-shadow { transform-box: fill-box; transform-origin: center; animation: shadow 3.4s ease-in-out infinite; }
.chip-float { animation: floaty 4.2s ease-in-out infinite; }
.chip-float.d1 { animation-delay: -1.2s; } .chip-float.d2 { animation-delay: -2.4s; } .chip-float.d3 { animation-delay: -3.1s; }
.twinkle { transform-box: fill-box; transform-origin: center; animation: twinkle 2.6s ease-in-out infinite; }
.twinkle.d1 { animation-delay: -.8s; } .twinkle.d2 { animation-delay: -1.6s; }
.led { animation: led 1.6s steps(2) infinite; }
.led.d1 { animation-delay: -.4s; } .led.d2 { animation-delay: -.9s; } .led.d3 { animation-delay: -1.3s; }
.wire { stroke-dasharray: 5 7; animation: dash 1.4s linear infinite; }
.blade { transform-box: fill-box; transform-origin: 50% 100%; animation: blade 3s ease-in-out infinite; }

/* --------------------------------------------------------------------------
   首页 · 区块
   -------------------------------------------------------------------------- */
.section { padding-block: 56px; }
.section-alt { background: var(--bg-2); border-block: 1px solid var(--line); }
.sec-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; flex-wrap: wrap; margin-bottom: 22px; }
.sec-head h2 { font-family: var(--f-brand); font-weight: 400; font-size: clamp(26px, 3.4vw, 34px); letter-spacing: .03em; display: flex; align-items: center; gap: 10px; }
.sec-head h2 .doodle { width: 34px; height: 34px; flex: none; }
.sec-head p { color: var(--fg-2); margin-top: 6px; max-width: 46em; }

.stats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0; border: 1px solid var(--line); border-radius: var(--r-l); background: var(--card); overflow: hidden; }
.stat { padding: 16px 18px; display: grid; gap: 2px; border-right: 1px solid var(--line); }
.stat:last-child { border-right: 0; }
.stat b { font-family: var(--f-mono); font-size: 24px; font-weight: 600; letter-spacing: -.01em; }
.stat span { font-size: 12.5px; color: var(--muted); }
.stat:nth-child(1) b { color: var(--grass); } .stat:nth-child(2) b { color: var(--sky); }
.stat:nth-child(3) b { color: var(--sun); } .stat:nth-child(4) b { color: var(--pink); }

/* 流程 */
.steps { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; counter-reset: step; }
.step { position: relative; padding: 16px; border-radius: var(--r-l); background: var(--card); border: 1px solid var(--line); }
.step-ico { width: 46px; height: 46px; margin-bottom: 10px; }
.step h3 { font-size: 15px; display: flex; gap: 8px; align-items: baseline; }
.step h3::before { counter-increment: step; content: counter(step); font-family: var(--f-mono); font-size: 12px; color: var(--muted); }
.step p { font-size: 13px; color: var(--fg-2); margin-top: 4px; }
.step:hover .step-ico { animation: wiggle .6s ease; }

/* 套餐 */
.plans { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 12px; }
.plan {
  --c: var(--grass);
  position: relative; display: flex; flex-direction: column; gap: 12px;
  padding: 16px; border-radius: var(--r-l); background: var(--card); border: 1px solid var(--line);
  transition: transform .2s, border-color .2s;
}
.plan:hover { transform: translateY(-3px); border-color: color-mix(in srgb, var(--c) 55%, var(--line)); }
.plan-top { display: flex; justify-content: space-between; align-items: flex-start; gap: 8px; }
.plan h3 { font-size: 16px; }
.plan .spec { font-family: var(--f-mono); font-size: 12px; color: var(--muted); }
.plan-ico { width: 38px; height: 38px; flex: none; }
.price { display: flex; align-items: baseline; gap: 4px; flex-wrap: wrap; }
.price b { font-family: var(--f-mono); font-size: 26px; font-weight: 600; color: var(--c); letter-spacing: -.02em; }
.price span { font-size: 12px; color: var(--muted); }
.plan .per { font-family: var(--f-mono); font-size: 11.5px; color: var(--muted); margin-top: -8px; }
.plan .kv { padding-top: 10px; border-top: 1px dashed var(--line-2); font-size: 12.5px; gap: 4px 10px; }
.plan .btn { margin-top: auto; }
.plan.featured { border-color: color-mix(in srgb, var(--c) 60%, var(--line)); background: linear-gradient(180deg, color-mix(in srgb, var(--c) 9%, var(--card)), var(--card) 60%); }
.plan .ribbon { position: absolute; top: -10px; right: 14px; }
.plan-custom { border-style: dashed; background: transparent; }

/* GPU */
.gpu-tools { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; padding: 12px 14px; border-bottom: 1px solid var(--line); }
.gpu-name { display: flex; align-items: center; gap: 10px; font-weight: 700; }
.gpu-chip { width: 28px; height: 28px; border-radius: 8px; display: grid; place-items: center; font-family: var(--f-mono); font-size: 10px; font-weight: 700; color: var(--ink); flex: none; }
.vram { display: flex; align-items: center; gap: 8px; }
.vram-bar { width: 70px; height: 6px; border-radius: 9px; background: var(--line); overflow: hidden; }
.vram-bar i { display: block; height: 100%; border-radius: 9px; background: linear-gradient(90deg, var(--sky), var(--grape)); }
.gpu-price b { font-family: var(--f-mono); font-size: 15px; color: var(--fg); }
.gpu-price small { color: var(--muted); font-size: 11px; }

/* 会员阶梯 */
.tiers { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 10px; align-items: end; }
.tier { --c: var(--grass); display: flex; flex-direction: column; gap: 8px; padding: 14px; border-radius: var(--r-l); background: var(--card); border: 1px solid var(--line); position: relative; overflow: hidden; }
.tier::before { content: ""; position: absolute; inset: 0 0 auto; height: 4px; background: var(--c); }
.tier .lv { font-family: var(--f-mono); font-size: 11px; color: var(--muted); }
.tier h3 { font-size: 15px; color: var(--c); }
.tier .th { font-family: var(--f-mono); font-size: 18px; font-weight: 600; }
.tier .th small { font-size: 11px; color: var(--muted); font-weight: 400; }
.tier .gpus { display: flex; flex-wrap: wrap; gap: 4px; }
.tier .gpus span { font-family: var(--f-mono); font-size: 11px; padding: 1px 6px; border-radius: 6px; background: var(--card-3); color: var(--fg-2); }
.tier:nth-child(1) { min-height: 150px; } .tier:nth-child(2) { min-height: 162px; } .tier:nth-child(3) { min-height: 174px; }
.tier:nth-child(4) { min-height: 186px; } .tier:nth-child(5) { min-height: 198px; } .tier:nth-child(6) { min-height: 210px; }

/* 实例说明：长文本排版 */
.doc-grid { display: grid; grid-template-columns: 220px minmax(0, 1fr); gap: 20px; align-items: start; }
.doc-tabs { position: sticky; top: 80px; display: grid; gap: 4px; }
.doc-tabs button {
  display: flex; align-items: center; gap: 10px; text-align: left;
  padding: 9px 12px; border: 0; border-radius: 10px; background: transparent; color: var(--fg-2);
  font-weight: 600; font-size: 13.5px; cursor: pointer;
}
.doc-tabs button svg { width: 22px; height: 22px; flex: none; }
.doc-tabs button:hover { background: var(--card); color: var(--fg); }
.doc-tabs button[aria-selected="true"] { background: var(--card-2); color: var(--fg); box-shadow: inset 0 0 0 1px var(--line-2); }
.doc-panel { display: grid; gap: 14px; }
.doc-panel h3 { font-size: 20px; display: flex; align-items: center; gap: 10px; }
.doc-panel .lede { font-size: 14.5px; color: var(--fg-2); max-width: 44em; line-height: 1.85; }
.facts { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; }
.fact { padding: 12px 14px; border-radius: var(--r); background: var(--card); border: 1px solid var(--line); }
.fact span { display: block; font-size: 11.5px; color: var(--muted); }
.fact b { display: block; margin-top: 2px; font-family: var(--f-mono); font-size: 15px; font-weight: 600; }
.prose { max-width: 46em; color: var(--fg-2); font-size: 13.5px; line-height: 1.9; display: grid; gap: 8px; }
.prose ol, .prose ul { padding-left: 1.3em; display: grid; gap: 4px; }
.prose li::marker { color: var(--grass); font-family: var(--f-mono); }
.prose b { color: var(--fg); font-weight: 600; }
.prose code, code.inline { font-family: var(--f-mono); font-size: 12.5px; padding: 1px 6px; border-radius: 6px; background: var(--card-3); color: var(--sun); }

/* 代码块 */
.code { position: relative; border-radius: var(--r); background: #071012; border: 1px solid var(--line); overflow: hidden; }
.code-bar { display: flex; align-items: center; gap: 6px; padding: 8px 12px; border-bottom: 1px solid var(--line); font-size: 11.5px; color: var(--muted); font-family: var(--f-mono); }
.code-bar i { width: 9px; height: 9px; border-radius: 50%; display: inline-block; }
.code-bar .copy { margin-left: auto; }
.code pre { margin: 0; padding: 14px; overflow-x: auto; font-family: var(--f-mono); font-size: 12.5px; line-height: 1.75; color: var(--fg-2); }
.code .c-k { color: var(--grape); } .code .c-s { color: var(--grass); } .code .c-c { color: #5b6f68; } .code .c-n { color: var(--sun); } .code .c-u { color: var(--sky); }

/* 公告 */
.notice-list { display: grid; gap: 10px; }
.notice { display: grid; grid-template-columns: auto 1fr auto; gap: 14px; align-items: start; padding: 14px 16px; border-radius: var(--r-l); background: var(--card); border: 1px solid var(--line); }
.notice-ico { width: 36px; height: 36px; }
.notice h3 { font-size: 14.5px; }
.notice p { font-size: 13px; color: var(--fg-2); margin-top: 3px; }
.notice time { font-family: var(--f-mono); font-size: 11.5px; color: var(--muted); white-space: nowrap; }

/* FAQ */
.faq { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.faq details { border-radius: var(--r); background: var(--card); border: 1px solid var(--line); transition: border-color .2s; }
.faq details[open] { border-color: var(--line-2); }
.faq summary { list-style: none; cursor: pointer; padding: 13px 16px; font-weight: 600; display: flex; justify-content: space-between; gap: 12px; align-items: center; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-family: var(--f-mono); font-size: 18px; color: var(--grass); transition: transform .2s; flex: none; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq .ans { padding: 0 16px 14px; color: var(--fg-2); font-size: 13.5px; line-height: 1.85; }

/* CTA */
.cta {
  position: relative; display: grid; grid-template-columns: auto 1fr auto; gap: 22px; align-items: center;
  padding: 22px 26px; border-radius: 22px; overflow: hidden;
  background: linear-gradient(120deg, #15302a, #1a2440 55%, #2a1f45);
  border: 1px solid var(--line-2);
}
.cta h2 { font-family: var(--f-brand); font-weight: 400; font-size: 28px; letter-spacing: .03em; }
.cta p { color: var(--fg-2); margin-top: 4px; }
.cta .mascot-sm { width: 110px; height: auto; }
.cta-btns { display: flex; gap: 8px; flex-wrap: wrap; }

/* 页脚 */
.footer { border-top: 1px solid var(--line); padding-block: 34px 26px; margin-top: 56px; background: var(--bg-2); }
.foot-grid { display: grid; grid-template-columns: 1.4fr repeat(3, minmax(0, 1fr)); gap: 24px; }
.foot-grid h4 { font-size: 12.5px; color: var(--muted); margin-bottom: 10px; font-weight: 600; letter-spacing: .04em; }
.foot-grid ul { list-style: none; display: grid; gap: 7px; font-size: 13.5px; color: var(--fg-2); }
.foot-grid a:hover { color: var(--grass); }
.foot-bottom { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-top: 28px; padding-top: 16px; border-top: 1px solid var(--line); font-size: 12px; color: var(--muted); }

/* --------------------------------------------------------------------------
   控制台 / 后台 外壳
   -------------------------------------------------------------------------- */
.app { display: grid; grid-template-columns: 236px minmax(0, 1fr); min-height: 100vh; }
.side {
  position: sticky; top: 0; height: 100vh; overflow-y: auto;
  display: flex; flex-direction: column; gap: 14px;
  padding: 16px 12px; background: var(--bg-2); border-right: 1px solid var(--line);
  scrollbar-width: thin; scrollbar-color: var(--line-2) transparent;
}
.side::-webkit-scrollbar { width: 6px; }
.side::-webkit-scrollbar-thumb { background: var(--line-2); border-radius: 6px; }
.side .logo { padding: 2px 6px 8px; }
.side-mode {
  display: flex; align-items: center; gap: 8px; margin: 0 4px; padding: 8px 10px; border-radius: 10px;
  font-size: 12px; font-weight: 600;
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  color: var(--accent);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent) 30%, transparent);
}
.side-group { display: grid; gap: 2px; }
.side-group > span { padding: 6px 10px 4px; font-size: 11px; font-weight: 600; color: var(--muted); letter-spacing: .08em; }
.side a.nav-item, .side button.nav-item {
  display: flex; align-items: center; gap: 10px; width: 100%;
  padding: 8px 10px; border: 0; border-radius: 9px; background: transparent;
  color: var(--fg-2); font-size: 13.5px; font-weight: 500; text-align: left; cursor: pointer;
  transition: background .15s, color .15s;
}
.nav-item svg { width: 18px; height: 18px; flex: none; opacity: .85; }
.nav-item .count { margin-left: auto; font-family: var(--f-mono); font-size: 11px; color: var(--muted); }
.nav-item:hover { background: var(--card); color: var(--fg); }
.nav-item[aria-current="page"] { background: var(--card-2); color: var(--fg); box-shadow: inset 3px 0 0 var(--accent); }
.nav-item[aria-current="page"] svg { color: var(--accent); opacity: 1; }
.side-foot { margin-top: auto; padding: 10px; border-radius: var(--r); background: var(--card); border: 1px solid var(--line); font-size: 12px; display: grid; gap: 6px; }

.main { min-width: 0; display: flex; flex-direction: column; }
.appbar {
  position: sticky; top: env(safe-area-inset-top, 0px); z-index: 40;
  display: flex; align-items: center; gap: 12px; height: 58px; padding-inline: 22px;
  background: color-mix(in srgb, var(--bg) 86%, transparent);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.crumb { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--muted); margin-right: auto; min-width: 0; }
.crumb b { color: var(--fg); font-weight: 600; }
.status-pill { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; color: var(--grass); }
.balance-pill { display: inline-flex; align-items: center; gap: 8px; height: 32px; padding: 0 6px 0 12px; border-radius: 99px; background: var(--card); border: 1px solid var(--line); font-size: 12.5px; }
.balance-pill b { font-family: var(--f-mono); font-weight: 600; }
.avatar { width: 32px; height: 32px; border-radius: 50%; display: grid; place-items: center; font-weight: 700; font-size: 13px; color: var(--ink); background: var(--sun); flex: none; }
.content { padding: 22px; display: grid; gap: 16px; align-content: start; max-width: 1240px; width: 100%; }
.page-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.page-head h1 { font-size: 22px; display: flex; align-items: center; gap: 10px; }
.page-head h1 svg { width: 30px; height: 30px; }
.page-head p { color: var(--muted); font-size: 13px; margin-top: 3px; }
.page-head .actions { display: flex; gap: 8px; flex-wrap: wrap; }
.view { display: grid; gap: 16px; align-content: start; }

.kpis { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
.kpi { --c: var(--grass); position: relative; padding: 14px 16px; border-radius: var(--r-l); background: var(--card); border: 1px solid var(--line); overflow: hidden; }
.kpi span { font-size: 12.5px; color: var(--muted); display: flex; align-items: center; gap: 6px; }
.kpi b { display: block; margin-top: 4px; font-family: var(--f-mono); font-size: 24px; font-weight: 600; color: var(--fg); letter-spacing: -.01em; }
.kpi small { font-size: 12px; color: var(--muted); }
.kpi .kpi-ico { position: absolute; right: 10px; top: 10px; width: 40px; height: 40px; opacity: .95; }
.kpi::after { content: ""; position: absolute; left: 0; bottom: 0; height: 3px; width: 100%; background: var(--c); opacity: .75; }

.grid-2 { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 16px; }
.grid-main { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 16px; align-items: start; }
.grid-3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px 14px; }
.form-grid .span-2 { grid-column: 1 / -1; }
.sticky-col { position: sticky; top: 74px; display: grid; gap: 12px; }

/* 套餐选择器（控制台） */
.pick { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 8px; }
.pick label { position: relative; cursor: pointer; }
.pick input { position: absolute; opacity: 0; }
.pick .opt { display: grid; gap: 2px; padding: 11px 12px; border-radius: 12px; border: 1.5px solid var(--line-2); background: var(--bg-2); transition: border-color .15s, background .15s; }
.pick .opt b { font-size: 13.5px; }
.pick .opt span { font-family: var(--f-mono); font-size: 11.5px; color: var(--muted); }
.pick .opt em { font-style: normal; font-family: var(--f-mono); font-weight: 600; color: var(--accent); font-size: 13px; }
.pick input:checked + .opt { border-color: var(--accent); background: color-mix(in srgb, var(--accent) 8%, var(--bg-2)); }
.pick input:focus-visible + .opt { outline: 2px solid var(--sky); outline-offset: 2px; }

.slider-row { display: grid; grid-template-columns: 1fr 64px; gap: 10px; align-items: center; }
.slider-row output { font-family: var(--f-mono); font-weight: 600; text-align: right; font-size: 13px; }

.summary { display: grid; gap: 8px; font-size: 13px; }
.summary .row { display: flex; justify-content: space-between; gap: 10px; }
.summary .row span:first-child { color: var(--muted); }
.summary .row span:last-child { font-family: var(--f-mono); }
.summary .total { padding-top: 10px; margin-top: 4px; border-top: 1px dashed var(--line-2); align-items: baseline; }
.summary .total span:last-child { font-size: 24px; font-weight: 600; color: var(--accent); }

/* 实例卡片（订单） */
.ssh { display: flex; align-items: center; gap: 8px; padding: 6px 8px 6px 10px; border-radius: 9px; background: #071012; border: 1px solid var(--line); font-family: var(--f-mono); font-size: 12px; color: var(--fg-2); max-width: 100%; }
.ssh code { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; min-width: 0; }

.progress { height: 8px; border-radius: 99px; background: var(--line); overflow: hidden; }
.progress i { display: block; height: 100%; border-radius: 99px; background: linear-gradient(90deg, var(--grass), var(--sun)); }

.empty { display: grid; justify-items: center; gap: 8px; padding: 26px 16px; text-align: center; color: var(--muted); font-size: 13px; }
.empty svg { width: 86px; height: auto; }

/* toast */
.toast-host { position: fixed; right: 16px; bottom: calc(16px + env(safe-area-inset-bottom, 0px)); z-index: 100; display: grid; gap: 8px; }
.toast { display: flex; align-items: center; gap: 10px; padding: 10px 14px; border-radius: 12px; background: var(--card-3); border: 1px solid var(--line-2); box-shadow: 0 10px 30px rgba(0,0,0,.4); font-size: 13px; animation: toastIn .25s ease; }
.toast .dot { color: var(--grass); }

/* 模态 */
.modal { position: fixed; inset: 0; z-index: 90; display: grid; place-items: center; padding: 16px; background: rgba(4,8,9,.7); backdrop-filter: blur(4px); }
.modal-box { width: min(440px, 100%); padding: 20px; border-radius: 20px; background: var(--card); border: 1px solid var(--line-2); display: grid; gap: 12px; animation: pop .22s ease; }
.modal-box h3 { font-size: 17px; }
.modal-actions { display: flex; justify-content: flex-end; gap: 8px; }

/* --------------------------------------------------------------------------
   登录页
   -------------------------------------------------------------------------- */
.auth { min-height: 100vh; display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); }
.auth-art { position: relative; overflow: hidden; display: flex; flex-direction: column; justify-content: space-between; gap: 20px; padding: 28px 36px; background: var(--bg-2); border-right: 1px solid var(--line); }
.auth-art::before { content: ""; position: absolute; inset: 0; background: radial-gradient(400px 300px at 60% 55%, color-mix(in srgb, var(--accent) 14%, transparent), transparent 70%); pointer-events: none; }
.auth-art h1 { position: relative; font-family: var(--f-brand); font-weight: 400; font-size: clamp(30px, 3.6vw, 42px); letter-spacing: .03em; }
.auth-art p { position: relative; color: var(--fg-2); max-width: 30em; margin-top: 8px; }
.auth-art .scene { position: relative; width: min(440px, 100%); align-self: center; }
.auth-form { display: grid; place-items: center; padding: 28px 20px; }
.auth-box { width: min(380px, 100%); display: grid; gap: 14px; }
.auth-box h2 { font-size: 22px; }
.auth-switch { display: flex; justify-content: center; font-size: 12.5px; color: var(--muted); gap: 6px; }

/* --------------------------------------------------------------------------
   管理后台：紫色主题，与用户控制台明显区分
   -------------------------------------------------------------------------- */
.theme-admin { --accent: var(--grape); --accent-d: var(--grape-d); }
.theme-admin .side { background: linear-gradient(180deg, #120f1d, var(--bg-2) 40%); }
.admin-banner { display: flex; align-items: center; gap: 10px; padding: 8px 22px; font-size: 12.5px; color: var(--grape); background: color-mix(in srgb, var(--grape) 9%, var(--bg)); border-bottom: 1px solid color-mix(in srgb, var(--grape) 25%, var(--line)); }
.admin-banner a { margin-left: auto; color: var(--fg-2); }
.admin-banner a:hover { color: var(--fg); }
.lifecycle { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 8px; }
.lc { position: relative; padding: 10px 12px; border-radius: 12px; background: var(--bg-2); border: 1px solid var(--line); font-size: 12.5px; }
.lc b { display: block; font-size: 13.5px; }
.lc span { color: var(--muted); font-family: var(--f-mono); font-size: 11.5px; }
.lc:not(:last-child)::after { content: "→"; position: absolute; right: -9px; top: 50%; transform: translateY(-50%); color: var(--muted); font-size: 12px; z-index: 1; }
.slots { display: flex; gap: 6px; }
.slots i { width: 26px; height: 10px; border-radius: 4px; background: var(--line-2); }
.slots i.on { background: var(--sun); }
.secret { font-family: var(--f-mono); letter-spacing: .06em; color: var(--muted); }

/* --------------------------------------------------------------------------
   动画
   -------------------------------------------------------------------------- */
@keyframes bob { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-6px); } }
@keyframes sway { 0%,100% { transform: rotate(-7deg); } 50% { transform: rotate(7deg); } }
@keyframes blink { 0%,92%,100% { transform: scaleY(1); } 95% { transform: scaleY(.1); } }
@keyframes wave { 0%,100% { transform: rotate(0deg); } 25% { transform: rotate(-22deg); } 75% { transform: rotate(10deg); } }
@keyframes shadow { 0%,100% { transform: scaleX(1); opacity: .45; } 50% { transform: scaleX(.86); opacity: .3; } }
@keyframes floaty { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }
@keyframes twinkle { 0%,100% { transform: scale(.6) rotate(0deg); opacity: .4; } 50% { transform: scale(1.15) rotate(45deg); opacity: 1; } }
@keyframes led { 0% { opacity: 1; } 100% { opacity: .25; } }
@keyframes dash { to { stroke-dashoffset: -24; } }
@keyframes draw { to { stroke-dashoffset: 0; } }
@keyframes blade { 0%,100% { transform: skewX(-4deg); } 50% { transform: skewX(5deg); } }
@keyframes pulse { 0%,100% { box-shadow: 0 0 0 0 currentColor; } 60% { box-shadow: 0 0 0 5px transparent; } }
@keyframes wiggle { 0%,100% { transform: rotate(0); } 25% { transform: rotate(-8deg); } 75% { transform: rotate(8deg); } }
@keyframes toastIn { from { transform: translateY(8px); opacity: 0; } }
@keyframes pop { from { transform: scale(.94); opacity: 0; } }
@keyframes rise { from { transform: translateY(10px); opacity: .001; } }
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes flame { 0%,100% { transform: scaleY(1); } 50% { transform: scaleY(.78); } }
.spin { animation: spin 1.6s linear infinite; }
.flame { transform-box: fill-box; transform-origin: 50% 0; animation: flame .35s ease-in-out infinite; }
.sticker { display: inline-block; width: 40px; height: 40px; flex: none; }
.sticker:hover, .card:hover > .sticker { animation: wiggle .6s ease; }
.rise { animation: rise .6s ease both; }
.rise.d1 { animation-delay: .08s; } .rise.d2 { animation-delay: .16s; } .rise.d3 { animation-delay: .24s; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .hero h1 .hl svg path { stroke-dashoffset: 0; }
}

/* --------------------------------------------------------------------------
   响应式
   -------------------------------------------------------------------------- */
@media (max-width: 1080px) {
  .plans { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .tiers { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .tier { min-height: 0 !important; }
  .kpis { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid-main { grid-template-columns: minmax(0, 1fr); }
  .sticky-col { position: static; }
}
@media (max-width: 900px) {
  .nav { display: none; }
  .burger { display: inline-flex; }
  .topbar.open .nav { display: grid; position: absolute; top: 62px; left: 0; right: 0; padding: 10px 16px 14px; background: var(--bg-2); border-bottom: 1px solid var(--line); }
  .hero-grid { grid-template-columns: minmax(0, 1fr); }
  .hero-scene { max-width: 520px; justify-self: center; width: 100%; }
  .steps, .stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .stat:nth-child(2) { border-right: 0; } .stat:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .doc-grid { grid-template-columns: minmax(0, 1fr); }
  .doc-tabs { position: static; display: flex; overflow-x: auto; padding-bottom: 4px; }
  .doc-tabs button { white-space: nowrap; }
  .faq { grid-template-columns: minmax(0, 1fr); }
  .foot-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .cta { grid-template-columns: minmax(0, 1fr); text-align: left; }
  .cta .mascot-sm { display: none; }
  .app { grid-template-columns: minmax(0, 1fr); }
  .side { position: fixed; z-index: 80; left: 0; top: 0; bottom: 0; width: 260px; transform: translateX(-100%); transition: transform .25s; }
  .app.nav-open .side { transform: none; box-shadow: 20px 0 60px rgba(0,0,0,.5); }
  .auth { grid-template-columns: minmax(0, 1fr); }
  .auth-art { border-right: 0; border-bottom: 1px solid var(--line); }
  .auth-art .scene { width: min(300px, 100%); }
  .grid-2, .grid-3 { grid-template-columns: minmax(0, 1fr); }
  .lifecycle { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .lc::after { display: none; }
}
@media (min-width: 901px) { .only-mobile { display: none !important; } }
@media (max-width: 640px) {
  .wrap { padding-inline: 16px; }
  .plans { grid-template-columns: minmax(0, 1fr); }
  .tiers { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .facts { grid-template-columns: minmax(0, 1fr); }
  .steps { grid-template-columns: minmax(0, 1fr); }
  .pick { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .form-grid { grid-template-columns: minmax(0, 1fr); }
  .kpis { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .content { padding: 16px; }
  .appbar { padding-inline: 16px; }
  .topbar-actions .btn-ghost:not(.burger) { display: none; }
  .notice { grid-template-columns: auto 1fr; }
  .notice time { grid-column: 2; }
  .balance-pill .lbl, .status-pill .lbl { display: none; }
  .foot-grid { grid-template-columns: minmax(0, 1fr); }
  .section { padding-block: 40px; }
}