/* =========================================================
   IP Shop — 设计系统
   深色底 + 青色/靛蓝渐变，卡片化布局，移动端可用
   ========================================================= */

:root {
  --bg: #070a0f;
  --bg-soft: #0a0f16;
  --panel: #0e151e;
  --panel-2: #111a25;
  --panel-3: #16212e;
  --line: #1c2836;
  --line-2: #263647;
  --text: #e9f0f7;
  --muted: #93a3b6;
  --dim: #6b7d92;
  --brand: #22d3ee;
  --brand-2: #6366f1;
  --green: #34d399;
  --amber: #fbbf24;
  --red: #f87171;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.45);
  --nav-bg: rgba(7, 10, 15, 0.82);
  --body-bg:
    radial-gradient(900px 500px at 12% -10%, rgba(34, 211, 238, 0.12), transparent 60%),
    radial-gradient(800px 480px at 88% 0%, rgba(99, 102, 241, 0.14), transparent 62%),
    var(--bg);
  --soft: rgba(255, 255, 255, 0.03);
  --soft-2: rgba(255, 255, 255, 0.06);
  --input-bg: #0a1119;
  --code-bg: #05080c;
  --font: "Inter", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", system-ui, sans-serif;
  --mono: ui-monospace, "SF Mono", "Cascadia Mono", Consolas, "Liberation Mono", monospace;
}

:root[data-theme="light"] {
  --bg: #eef2f8;
  --bg-soft: #e6ecf5;
  --panel: #ffffff;
  --panel-2: #f8fafc;
  --panel-3: #eef2f7;
  --line: #e2e8f0;
  --line-2: #cbd5e1;
  --text: #0f172a;
  --muted: #52627a;
  --dim: #74839a;
  --brand: #0891b2;
  --brand-2: #4f46e5;
  --green: #059669;
  --amber: #d97706;
  --red: #dc2626;
  --shadow: 0 18px 45px rgba(15, 23, 42, 0.1);
  --nav-bg: rgba(255, 255, 255, 0.85);
  --body-bg:
    radial-gradient(900px 500px at 12% -10%, rgba(8, 145, 178, 0.1), transparent 60%),
    radial-gradient(800px 480px at 88% 0%, rgba(79, 70, 229, 0.1), transparent 62%),
    var(--bg);
  --soft: rgba(15, 23, 42, 0.035);
  --soft-2: rgba(15, 23, 42, 0.06);
  --input-bg: #ffffff;
  --code-bg: #0f172a;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--body-bg);
  background-attachment: fixed;
  color: var(--text);
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  transition: background 0.2s ease, color 0.2s ease;
}

a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: none; opacity: 0.9; }

h1, h2, h3, h4 { margin: 0 0 0.5em; line-height: 1.25; letter-spacing: -0.015em; }
h1 { font-size: clamp(1.9rem, 3.4vw, 2.9rem); }
h2 { font-size: clamp(1.4rem, 2.2vw, 1.9rem); }
h3 { font-size: 1.1rem; }
p { margin: 0 0 1em; }
ul, ol { margin: 0 0 1em; padding-left: 1.25em; }
code { font-family: var(--mono); font-size: 0.92em; }
s { color: var(--dim); }

.container { width: 100%; max-width: 1180px; margin: 0 auto; padding: 0 24px; }
.container.narrow { max-width: 820px; }

.muted { color: var(--muted); }
.small { font-size: 0.86rem; }
.tiny { font-size: 0.78rem; }
.center { text-align: center; }
.mono { font-family: var(--mono); }
.mt-12 { margin-top: 12px; }
.mt-20 { margin-top: 20px; }
.link { color: var(--brand); }
.skip-link {
  position: absolute; left: -999px; top: 0; background: var(--panel); color: var(--text);
  padding: 10px 16px; border-radius: 0 0 8px 0; z-index: 100;
}
.skip-link:focus { left: 0; }

/* ---------- 顶部导航 ---------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: var(--nav-bg);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.nav-inner { display: flex; align-items: center; gap: 28px; height: 68px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--text); }
.brand:hover { color: var(--text); }
.brand-mark {
  display: inline-grid; place-items: center;
  width: 34px; height: 34px; border-radius: 10px;
  background: linear-gradient(135deg, rgba(34, 211, 238, 0.18), rgba(99, 102, 241, 0.28));
  border: 1px solid rgba(34, 211, 238, 0.35);
  color: var(--brand); font-weight: 800; font-size: 0.82rem; letter-spacing: 0.04em;
  font-family: var(--mono);
}
.brand-mark.lg { width: 46px; height: 46px; border-radius: 13px; font-size: 1rem; }
.brand-text { display: flex; flex-direction: column; line-height: 1.15; font-weight: 700; }
.brand-text small { font-weight: 400; color: var(--dim); font-size: 0.7rem; letter-spacing: 0.02em; }
.nav-links { display: flex; gap: 22px; margin-left: 8px; }
.nav-links a { color: var(--muted); font-size: 0.9rem; }
.nav-links a:hover { color: var(--text); }
.nav-actions { margin-left: auto; display: flex; align-items: center; gap: 8px; }
.inline-form { display: inline; margin: 0; }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 11px 20px; border-radius: 999px; border: 1px solid transparent;
  font: inherit; font-weight: 600; font-size: 0.92rem; line-height: 1;
  cursor: pointer; white-space: nowrap; transition: transform 0.15s, box-shadow 0.15s, background 0.15s, border-color 0.15s;
}
.btn:active { transform: translateY(1px); }
.btn-primary {
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
  color: #04121a; box-shadow: 0 10px 30px rgba(34, 211, 238, 0.18);
}
.btn-primary:hover { box-shadow: 0 14px 36px rgba(34, 211, 238, 0.26); }
.btn-primary:disabled {
  background: var(--panel-3); color: var(--dim); box-shadow: none; cursor: not-allowed;
}
.btn-ghost { background: rgba(255, 255, 255, 0.03); border-color: var(--line-2); color: var(--text); }
.btn-ghost:hover { background: rgba(255, 255, 255, 0.06); }
.btn-outline { border-color: rgba(34, 211, 238, 0.45); color: var(--brand); background: transparent; }
.btn-outline:hover { background: rgba(34, 211, 238, 0.08); }
.btn-danger { background: rgba(248, 113, 113, 0.12); border-color: rgba(248, 113, 113, 0.4); color: var(--red); }
.btn-lg { padding: 14px 26px; font-size: 1rem; }
.btn-sm { padding: 8px 14px; font-size: 0.84rem; }
.btn-xs { padding: 6px 11px; font-size: 0.78rem; border-radius: 8px; }
.btn-block { width: 100%; }

/* ---------- 徽标 / 标签 ---------- */
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 0.78rem; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--brand); margin-bottom: 14px; font-weight: 600;
}
.eyebrow .dot {
  width: 6px; height: 6px; border-radius: 50%; background: var(--brand);
  box-shadow: 0 0 12px var(--brand);
}
.pill {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 3px 10px; border-radius: 999px; font-size: 0.74rem; font-weight: 600;
  background: rgba(255, 255, 255, 0.05); border: 1px solid var(--line-2); color: var(--muted);
}
.pill-green { color: var(--green); border-color: rgba(52, 211, 153, 0.35); background: rgba(52, 211, 153, 0.1); }
.pill-blue { color: var(--brand); border-color: rgba(34, 211, 238, 0.35); background: rgba(34, 211, 238, 0.1); }
.pill-amber { color: var(--amber); border-color: rgba(251, 191, 36, 0.35); background: rgba(251, 191, 36, 0.1); }
.pill-red { color: var(--red); border-color: rgba(248, 113, 113, 0.35); background: rgba(248, 113, 113, 0.1); }
.status-dot {
  width: 8px; height: 8px; border-radius: 50%; background: var(--green);
  box-shadow: 0 0 10px rgba(52, 211, 153, 0.9);
}
.flag {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 30px; height: 20px; padding: 0 6px; border-radius: 6px;
  background: rgba(255, 255, 255, 0.06); border: 1px solid var(--line-2);
  font-family: var(--mono); font-size: 0.68rem; font-weight: 600;
  letter-spacing: 0.05em; color: var(--muted); vertical-align: middle;
}

.flash {
  margin: 18px 0 0; padding: 12px 16px; border-radius: 12px;
  border: 1px solid var(--line-2); background: var(--panel);
  font-size: 0.9rem;
}
.flash-ok { border-color: rgba(52, 211, 153, 0.4); background: rgba(52, 211, 153, 0.08); color: #b9f6db; }
.flash-warn { border-color: rgba(251, 191, 36, 0.4); background: rgba(251, 191, 36, 0.08); color: #fde7b0; }
.flash-error { border-color: rgba(248, 113, 113, 0.42); background: rgba(248, 113, 113, 0.08); color: #ffd0d0; }

/* ---------- 首页 Hero ---------- */
.hero { position: relative; padding: 76px 0 40px; overflow: hidden; }
.hero-bg {
  position: absolute; inset: -20% -10% auto; height: 720px; pointer-events: none;
  background:
    radial-gradient(600px 300px at 20% 30%, rgba(34, 211, 238, 0.16), transparent 70%),
    radial-gradient(560px 320px at 80% 10%, rgba(99, 102, 241, 0.22), transparent 70%);
  filter: blur(10px);
}
.hero-grid { position: relative; display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 56px; align-items: center; }
.hero-copy h1 { margin-bottom: 18px; }
.grad {
  background: linear-gradient(100deg, #67e8f9 0%, #22d3ee 40%, #818cf8 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.lead { font-size: 1.06rem; color: var(--muted); max-width: 33em; }
.hero-cta { display: flex; gap: 12px; margin: 26px 0 30px; flex-wrap: wrap; }
.hero-cta.center { justify-content: center; }
.hero-facts { display: flex; gap: 34px; list-style: none; padding: 0; margin: 0; }
.hero-facts li { display: flex; flex-direction: column; }
.hero-facts strong { font-size: 1.4rem; letter-spacing: -0.02em; }
.hero-facts span { font-size: 0.8rem; color: var(--dim); }

.hero-visual { position: relative; }
.glow-card {
  position: relative; z-index: 2;
  background: linear-gradient(180deg, rgba(22, 33, 46, 0.95), rgba(10, 16, 23, 0.98));
  border: 1px solid var(--line-2); border-radius: 20px; padding: 22px;
  box-shadow: var(--shadow), 0 0 0 1px rgba(34, 211, 238, 0.06) inset;
}
.glow-card::before {
  content: ""; position: absolute; inset: -1px; border-radius: 21px; padding: 1px;
  background: linear-gradient(135deg, rgba(34, 211, 238, 0.6), rgba(99, 102, 241, 0.15) 45%, transparent 70%);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude; pointer-events: none;
}
.glow-card-head { display: flex; align-items: center; gap: 10px; font-size: 0.86rem; color: var(--muted); }
.glow-card-head .pill { margin-left: auto; }
.glow-ip {
  font-family: var(--mono); font-size: 1.9rem; font-weight: 700; margin: 18px 0 16px;
  letter-spacing: -0.02em;
}
.glow-ip span { color: var(--dim); font-weight: 500; }
.glow-rows { display: grid; gap: 8px; margin-bottom: 18px; }
.glow-rows div { display: flex; justify-content: space-between; gap: 12px; font-size: 0.86rem; }
.glow-rows span { color: var(--dim); }
.glow-rows code { color: #cfe9f5; }
.glow-actions { display: flex; gap: 10px; margin-bottom: 14px; }
.fake-btn {
  flex: 1; text-align: center; padding: 10px 12px; border-radius: 10px; font-size: 0.82rem; font-weight: 600;
  background: linear-gradient(135deg, rgba(34, 211, 238, 0.9), rgba(99, 102, 241, 0.9)); color: #04121a;
}
.fake-btn.ghost { background: rgba(255, 255, 255, 0.05); color: var(--text); border: 1px solid var(--line-2); }
.glow-foot { font-size: 0.74rem; color: var(--dim); border-top: 1px dashed var(--line-2); padding-top: 12px; }
.float-chip {
  position: absolute; z-index: 3; padding: 8px 14px; border-radius: 999px;
  background: rgba(14, 21, 30, 0.92); border: 1px solid var(--line-2);
  font-size: 0.78rem; color: var(--text); box-shadow: var(--shadow); backdrop-filter: blur(8px);
}
.chip-1 { top: -16px; right: 12px; }
.chip-2 { bottom: -18px; left: -14px; }

/* ---------- 通用 section ---------- */
.section { padding: 64px 0; }
.section-head { max-width: 720px; margin: 0 0 34px; }
.section-head p { margin: 0; }

/* ---------- 功能 ---------- */
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.feature {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 22px; transition: border-color 0.2s, transform 0.2s;
}
.feature:hover { border-color: var(--line-2); transform: translateY(-2px); }
.feature-icon { font-size: 1.3rem; display: inline-block; margin-bottom: 10px; }
.feature h3 { font-size: 1rem; margin-bottom: 6px; }
.feature p { margin: 0; color: var(--muted); font-size: 0.88rem; }

/* ---------- 价格 ---------- */
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; align-items: stretch; }
.price-card {
  position: relative; display: flex; flex-direction: column;
  background: linear-gradient(180deg, var(--panel-2), var(--panel));
  border: 1px solid var(--line); border-radius: 20px; padding: 26px 24px;
}
.price-card.featured {
  border-color: rgba(34, 211, 238, 0.45);
  box-shadow: 0 24px 60px rgba(34, 211, 238, 0.12);
  transform: translateY(-6px);
}
.ribbon {
  position: absolute; top: -12px; left: 24px;
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
  color: #04121a; font-size: 0.72rem; font-weight: 800; letter-spacing: 0.04em;
  padding: 4px 12px; border-radius: 999px;
}
.ribbon.sm {
  position: absolute; top: 8px; right: 8px; left: auto; z-index: 1;
  margin: 0; padding: 2px 9px; border-radius: 999px;
  font-size: 0.64rem; letter-spacing: 0.02em;
}
.price-card header h3 { font-size: 1.15rem; margin-bottom: 2px; }
.price { display: flex; align-items: baseline; gap: 6px; margin: 16px 0 4px; }
.price .currency { font-size: 1.2rem; color: var(--muted); }
.price .amount { font-size: 2.7rem; font-weight: 800; letter-spacing: -0.04em; line-height: 1; }
.price .period { color: var(--dim); font-size: 0.86rem; }
.price-note { font-size: 0.8rem; color: var(--muted); margin: 0 0 18px; }
.plan-features { list-style: none; padding: 0; margin: 0 0 24px; display: grid; gap: 9px; flex: 1; }
.plan-features li { position: relative; padding-left: 22px; font-size: 0.88rem; color: var(--muted); }
.plan-features li::before {
  content: "✓"; position: absolute; left: 0; top: 0; color: var(--green); font-weight: 700;
}

/* ---------- 覆盖地区 ---------- */
.country-chips { display: flex; flex-wrap: wrap; gap: 10px; }
.country-chip {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 16px; border-radius: 12px; border: 1px solid var(--line);
  background: var(--panel); font-size: 0.88rem;
}
.country-chip .meta { color: var(--dim); font-size: 0.76rem; }

/* ---------- 流程 ---------- */
.steps-flow { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; counter-reset: none; }
.steps-flow li {
  position: relative; padding: 26px 22px 22px; border-radius: var(--radius);
  background: var(--panel); border: 1px solid var(--line);
}
.step-index {
  font-family: var(--mono); font-size: 0.8rem; color: var(--brand);
  border: 1px solid rgba(34, 211, 238, 0.35); border-radius: 8px; padding: 2px 8px;
  display: inline-block; margin-bottom: 14px;
}
.steps-flow h3 { font-size: 1.02rem; }
.steps-flow p { margin: 0; font-size: 0.88rem; }

/* ---------- FAQ ---------- */
.faq { display: grid; gap: 10px; }
.faq details {
  background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 14px 18px;
}
.faq details[open] { border-color: var(--line-2); }
.faq summary { cursor: pointer; font-weight: 600; list-style: none; position: relative; padding-right: 24px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 0; top: 0; color: var(--brand); font-weight: 400; }
.faq details[open] summary::after { content: "–"; }
.faq p { margin: 10px 0 0; color: var(--muted); font-size: 0.9rem; }

/* ---------- 底部 CTA ---------- */
.cta-band {
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
  padding: 34px; border-radius: 22px; border: 1px solid var(--line-2);
  background:
    radial-gradient(500px 200px at 10% 0%, rgba(34, 211, 238, 0.14), transparent 70%),
    linear-gradient(180deg, var(--panel-2), var(--panel));
}
.cta-band h2 { margin-bottom: 4px; }
.cta-band p { margin: 0; }
.cta-actions { display: flex; gap: 10px; flex-wrap: wrap; }

/* ---------- 表单 ---------- */
.form { display: grid; gap: 18px; }
.field { display: grid; gap: 8px; }
.field > span { font-size: 0.85rem; color: var(--muted); font-weight: 500; }
.field > span em { font-style: normal; }
.field .req { color: var(--red); margin-left: 2px; }
.hint { font-size: 0.76rem; color: var(--dim); line-height: 1.5; font-style: normal; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

input:not([type="checkbox"]):not([type="radio"]):not([type="submit"]):not([type="button"]),
select,
textarea {
  width: 100%; padding: 12px 14px; border-radius: 10px;
  background: var(--input-bg); border: 1px solid var(--line-2); color: var(--text);
  font: inherit; font-size: 0.94rem;
  transition: border-color 0.15s, box-shadow 0.15s, background 0.15s;
}
input::placeholder, textarea::placeholder { color: var(--dim); opacity: 0.85; }
input:focus, select:focus, textarea:focus {
  outline: none; border-color: rgba(34, 211, 238, 0.65);
  box-shadow: 0 0 0 3px rgba(34, 211, 238, 0.12);
}
input[type="file"] {
  padding: 12px; border-style: dashed; color: var(--muted); font-size: 0.88rem; cursor: pointer;
}
input[type="file"]::file-selector-button {
  margin-right: 12px; padding: 7px 14px; border-radius: 8px; border: 1px solid var(--line-2);
  background: var(--soft-2); color: var(--text); font: inherit; font-size: 0.82rem; cursor: pointer;
}
.input {
  width: 100%; padding: 12px 14px; border-radius: 10px;
  background: var(--input-bg); border: 1px solid var(--line-2); color: var(--text);
  font: inherit; font-size: 0.94rem;
}
.input:focus {
  outline: none; border-color: rgba(34, 211, 238, 0.65);
  box-shadow: 0 0 0 3px rgba(34, 211, 238, 0.12);
}
textarea.input { resize: vertical; min-height: 90px; font-family: var(--font); }
select.input { appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--muted) 50%), linear-gradient(135deg, var(--muted) 50%, transparent 50%); background-position: calc(100% - 18px) 50%, calc(100% - 13px) 50%; background-size: 5px 5px; background-repeat: no-repeat; padding-right: 34px; }
.input.sm { padding: 8px 12px; font-size: 0.86rem; }
.input.xs { padding: 5px 9px; font-size: 0.8rem; width: auto; max-width: 96px; }
.check-inline { display: inline-flex; align-items: center; gap: 6px; font-size: 0.84rem; color: var(--muted); }

/* ---------- 登录 / 注册 ---------- */
.auth-wrap {
  display: grid; grid-template-columns: 460px 1fr; gap: 48px; align-items: center;
  padding: 64px 0 80px; max-width: 1060px; margin: 0 auto;
}
.auth-card {
  background: var(--panel); border: 1px solid var(--line); border-radius: 20px;
  padding: 32px; box-shadow: var(--shadow);
}
.auth-head { text-align: center; margin-bottom: 22px; }
.auth-head .brand-mark { margin-bottom: 12px; }
.auth-head h1 { font-size: 1.6rem; margin-bottom: 4px; }
.auth-alt { text-align: center; margin: 16px 0 0; font-size: 0.88rem; }
.auth-aside h2 { font-size: 1.5rem; }
.check-list { list-style: none; padding: 0; display: grid; gap: 12px; margin: 22px 0; }
.check-list li { position: relative; padding-left: 26px; color: var(--muted); }
.check-list li::before { content: "✓"; position: absolute; left: 0; color: var(--brand); font-weight: 700; }
.mini-cred {
  background: var(--panel); border: 1px solid var(--line); border-radius: 14px;
  padding: 16px; display: grid; gap: 8px; font-size: 0.86rem;
}
.mini-cred div { display: flex; justify-content: space-between; gap: 12px; }
.mini-cred span { color: var(--dim); }

/* ---------- 条款 ---------- */
.prose h2 { font-size: 1.2rem; margin-top: 30px; }
.prose p, .prose li { color: var(--muted); }
.prose ul { padding-left: 1.2em; }

/* ---------- 错误页 ---------- */
.center-block { text-align: center; padding: 60px 0; }
.error-code {
  font-family: var(--mono); font-size: 4rem; font-weight: 800;
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
  -webkit-background-clip: text; background-clip: text; color: transparent; line-height: 1;
}

/* ---------- 应用内页面 ---------- */
.app-section { padding: 40px 0 72px; }
.app-head {
  display: flex; align-items: flex-end; justify-content: space-between; gap: 24px;
  margin-bottom: 26px; flex-wrap: wrap;
}
.app-head h1 { margin-bottom: 4px; font-size: clamp(1.6rem, 2.6vw, 2.2rem); }
.app-head p { margin: 0; }
.app-head-actions { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }

.stat-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-bottom: 20px; }
.stat-row.four { grid-template-columns: repeat(4, 1fr); }
.stat {
  background: var(--panel); border: 1px solid var(--line); border-radius: 14px;
  padding: 16px 18px; display: flex; flex-direction: column; gap: 2px;
}
.stat-label { font-size: 0.78rem; color: var(--dim); }
.stat strong { font-size: 1.5rem; letter-spacing: -0.03em; }
.stat-text { font-size: 0.92rem !important; font-weight: 500; word-break: break-all; }

.panel {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 22px; margin-bottom: 20px;
}
.panel-soft { background: linear-gradient(180deg, rgba(34, 211, 238, 0.04), transparent), var(--panel); }
.panel-head {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  margin-bottom: 16px;
}
.panel-head h2 { font-size: 1.05rem; margin: 0; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; align-items: start; }

/* ---------- 凭证卡 ---------- */
.cred-card {
  position: relative; border-radius: 18px; padding: 22px; margin-bottom: 20px;
  background: linear-gradient(180deg, rgba(22, 33, 46, 0.96), rgba(10, 16, 23, 0.98));
  border: 1px solid var(--line-2);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
  overflow: hidden;
}
.cred-card::before {
  content: ""; position: absolute; inset: 0 0 auto; height: 2px;
  background: linear-gradient(90deg, transparent, var(--brand), var(--brand-2), transparent);
  opacity: 0.7;
}
.cred-card-top { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 18px; flex-wrap: wrap; }
.cred-title { display: flex; align-items: center; gap: 10px; }
.cred-title strong { font-size: 1.05rem; }
.cred-expire { display: flex; flex-direction: column; align-items: flex-end; line-height: 1.3; }
.countdown { color: var(--brand); font-family: var(--mono); }
.cred-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 10px; }
.cred-item {
  background: rgba(5, 9, 13, 0.6); border: 1px solid var(--line); border-radius: 10px;
  padding: 10px 12px;
}
.cred-item.wide { margin-bottom: 14px; }
.cred-item .k { display: block; font-size: 0.72rem; color: var(--dim); margin-bottom: 2px; }
.cred-item .v { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.cred-item code { font-size: 0.98rem; word-break: break-all; }
.cred-item code.auth-url { font-size: 0.82rem; color: #a5e8f7; }
.copy-btn {
  flex: none; border: 1px solid var(--line-2); background: rgba(255, 255, 255, 0.04);
  color: var(--muted); border-radius: 7px; padding: 3px 9px; font-size: 0.72rem;
  cursor: pointer; font-family: var(--font);
}
.copy-btn:hover { color: var(--text); border-color: rgba(34, 211, 238, 0.5); }
.cred-card-actions { display: flex; gap: 10px; flex-wrap: wrap; }

.empty-card {
  text-align: center; padding: 46px 24px; border: 1px dashed var(--line-2);
  border-radius: 18px; background: rgba(14, 21, 30, 0.5); margin-bottom: 20px;
}
.empty-icon { font-size: 2rem; margin-bottom: 6px; }

/* ---------- 列表 / 表格 ---------- */
.sub-list { display: grid; gap: 8px; }
.sub-row {
  display: flex; align-items: center; justify-content: space-between; gap: 14px;
  padding: 12px 14px; border: 1px solid var(--line); border-radius: 12px; flex-wrap: wrap;
}
.sub-main { display: flex; align-items: center; gap: 12px; }
.sub-side { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }

.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 12px; }
.table-wrap.tall { max-height: 70vh; overflow-y: auto; }
.table { width: 100%; border-collapse: collapse; font-size: 0.88rem; }
.table th {
  text-align: left; font-weight: 600; font-size: 0.76rem; color: var(--dim);
  padding: 10px 14px; background: rgba(255, 255, 255, 0.02); white-space: nowrap;
  border-bottom: 1px solid var(--line);
}
.table td { padding: 11px 14px; border-bottom: 1px solid var(--line); vertical-align: middle; }
.table tbody tr:last-child td { border-bottom: none; }
.table tbody tr:hover { background: rgba(255, 255, 255, 0.017); }
.compact-table td, .compact-table th { padding: 8px 10px; }
.row-off { opacity: 0.45; }

/* ---------- 平台快捷入口 ---------- */
.platform-quick { display: flex; gap: 10px; flex-wrap: wrap; }
.platform-chip {
  display: flex; align-items: center; gap: 10px; padding: 10px 14px;
  border: 1px solid var(--line); border-radius: 12px; background: rgba(255, 255, 255, 0.02);
  color: var(--text); font-size: 0.86rem;
}
.platform-chip:hover { border-color: rgba(34, 211, 238, 0.4); }
.platform-chip small { display: block; color: var(--dim); font-size: 0.72rem; }
.platform-chip .icon { font-size: 1.1rem; }

/* ---------- 购买页 ---------- */
.buy-layout { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 22px; align-items: start; }
.buy-main { min-width: 0; }
.buy-summary {
  position: sticky; top: 88px; background: var(--panel); border: 1px solid var(--line-2);
  border-radius: var(--radius); padding: 22px;
}
.buy-summary h3 { font-size: 1rem; margin-bottom: 14px; }
.summary-list { display: grid; gap: 10px; margin: 0 0 16px; padding: 0; }
.summary-list > div { display: flex; justify-content: space-between; gap: 12px; font-size: 0.88rem; }
.summary-list dt { color: var(--dim); margin: 0; }
.summary-list dd { margin: 0; text-align: right; }
.sum-total {
  display: flex; align-items: baseline; justify-content: space-between;
  border-top: 1px dashed var(--line-2); padding-top: 14px; margin-bottom: 16px;
}
.sum-total strong { font-size: 1.7rem; letter-spacing: -0.03em; }

.plan-picker { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; align-items: stretch; }
.plan-picker.column { grid-template-columns: 1fr; }
.plan-option { position: relative; cursor: pointer; display: flex; }
.plan-option input { position: absolute; opacity: 0; pointer-events: none; }
.plan-body {
  display: flex; flex-direction: column; gap: 6px; padding: 16px; min-height: 124px; width: 100%;
  border: 1px solid var(--line-2); border-radius: 12px; background: rgba(255, 255, 255, 0.02);
  transition: border-color 0.15s, background 0.15s;
}
.plan-option:hover .plan-body { border-color: var(--line-2); background: rgba(255, 255, 255, 0.04); }
.plan-option input:checked + .plan-body {
  border-color: rgba(34, 211, 238, 0.7);
  background: rgba(34, 211, 238, 0.07);
  box-shadow: 0 0 0 1px rgba(34, 211, 238, 0.25) inset;
}
.plan-option input:focus-visible + .plan-body { outline: 2px solid var(--brand); outline-offset: 2px; }
.plan-body strong { font-size: 0.95rem; }
.plan-price { font-size: 1.25rem; font-weight: 700; letter-spacing: -0.02em; }
.plan-option.hot .plan-body { border-color: rgba(99, 102, 241, 0.5); }

.picker { display: grid; gap: 12px; }
.chip-tabs { display: flex; gap: 8px; flex-wrap: wrap; }
.chip {
  padding: 6px 13px; border-radius: 999px; border: 1px solid var(--line-2);
  background: transparent; color: var(--muted); font-size: 0.82rem; cursor: pointer;
  font-family: var(--font); text-decoration: none;
}
.chip:hover { color: var(--text); }
.chip.active { background: rgba(34, 211, 238, 0.12); border-color: rgba(34, 211, 238, 0.5); color: var(--brand); }
.chip em { font-style: normal; opacity: 0.75; margin-left: 3px; }

.country-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(168px, 1fr));
  gap: 8px; max-height: 360px; overflow-y: auto; padding: 2px;
}
.country-card {
  display: flex; align-items: center; gap: 9px; padding: 9px 11px;
  border: 1px solid var(--line); border-radius: 10px; background: rgba(255, 255, 255, 0.02);
  color: var(--text); cursor: pointer; font: inherit; font-size: 0.84rem; text-align: left;
}
.country-card:hover { border-color: rgba(34, 211, 238, 0.45); }
.country-card.selected { border-color: var(--brand); background: rgba(34, 211, 238, 0.08); }
.country-card[hidden] { display: none; }
.country-text { display: flex; flex-direction: column; min-width: 0; flex: 1; line-height: 1.3; }
.country-name { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.country-meta { color: var(--dim); font-size: 0.7rem; white-space: nowrap; }

.city-panel {
  border: 1px solid var(--line-2); border-radius: 12px; padding: 14px;
  background: rgba(5, 9, 13, 0.55);
}
.city-panel-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px; }
.city-panel-head .link { background: none; border: none; cursor: pointer; font: inherit; font-size: 0.84rem; }
.city-list { display: grid; gap: 6px; max-height: 260px; overflow-y: auto; }
.city-row {
  display: flex; align-items: center; gap: 10px; padding: 9px 11px;
  border: 1px solid var(--line); border-radius: 9px; cursor: pointer; font-size: 0.86rem;
}
.city-row:hover { border-color: rgba(34, 211, 238, 0.4); }
.city-row input { accent-color: var(--brand); }
.city-row .city-name { flex: 1; }
.city-row .stock { color: var(--dim); font-size: 0.76rem; }
.city-row.out { opacity: 0.4; cursor: not-allowed; }
.segment-box { margin-top: 14px; border-top: 1px dashed var(--line-2); padding-top: 14px; }

/* ---------- 订单页 ---------- */
.order-progress { padding: 20px 22px; }
.timeline {
  list-style: none; padding: 0; margin: 0;
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px;
}
.timeline li { position: relative; padding-left: 26px; }
.timeline li:not(:last-child)::after {
  content: ""; position: absolute; left: 13px; top: 9px; width: calc(100% - 6px); height: 1px;
  background: var(--line-2);
}
.timeline li.done:not(:last-child)::after {
  background: linear-gradient(90deg, rgba(52, 211, 153, 0.55), var(--line-2));
}
.timeline i {
  position: absolute; left: 0; top: 3px; width: 12px; height: 12px; border-radius: 50%;
  border: 2px solid var(--line-2); background: var(--bg); z-index: 1;
}
.timeline li.done i { border-color: var(--green); background: var(--green); box-shadow: 0 0 10px rgba(52, 211, 153, 0.45); }
.timeline li.active i { border-color: var(--brand); background: var(--brand); animation: pulse 1.6s infinite; }
.timeline li.error i { border-color: var(--red); background: var(--red); }
.timeline strong { display: block; font-size: 0.86rem; }
.timeline small { font-size: 0.74rem; }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.35; } }

.pay-card {
  background: var(--panel); border: 1px solid var(--line-2); border-radius: var(--radius);
  padding: 24px; margin-bottom: 20px;
}
.pay-head { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; margin-bottom: 8px; }
.pay-head h2 { margin: 0; }
.pay-amount { font-size: 1.8rem; font-weight: 800; letter-spacing: -0.03em; color: var(--brand); }
.pay-instructions {
  background: rgba(5, 9, 13, 0.6); border: 1px solid var(--line); border-radius: 12px;
  padding: 14px 16px; margin: 12px 0;
}
.pay-instructions h3 { font-size: 0.9rem; margin-bottom: 6px; }
.pay-instructions p { margin: 0; color: var(--muted); white-space: pre-wrap; }
.card-actions { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin-top: 14px; }
.pay-card.provisioning { text-align: center; }
.pay-card.provisioning .card-actions { justify-content: center; }
.spinner {
  width: 34px; height: 34px; margin: 4px auto 14px; border-radius: 50%;
  border: 3px solid rgba(34, 211, 238, 0.2); border-top-color: var(--brand);
  animation: spin 0.9s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.pay-card.failed { border-color: rgba(248, 113, 113, 0.4); }

/* 易支付扫码 */
.epay-box { display: flex; gap: 24px; align-items: flex-start; margin: 6px 0 4px; }
.epay-qr {
  flex: none; background: #fff; padding: 10px; border-radius: 14px; line-height: 0;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
}
.epay-qr svg { width: 180px; height: 180px; display: block; }
.epay-info { min-width: 0; }
.epay-info h3 { margin-bottom: 4px; }
.epay-info .bullet { margin: 8px 0 12px; }
.notify-hint {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  background: rgba(5, 9, 13, 0.55); border: 1px dashed var(--line-2);
  border-radius: 10px; padding: 10px 12px; margin-top: 10px;
}
.notify-hint code { word-break: break-all; }
.delivered-banner {
  display: flex; align-items: center; gap: 18px; padding: 20px 24px; margin-bottom: 18px;
  border-radius: 16px; border: 1px solid rgba(52, 211, 153, 0.35);
  background: linear-gradient(135deg, rgba(52, 211, 153, 0.1), rgba(34, 211, 238, 0.05));
}
.big-emoji { font-size: 2rem; }
.delivered-banner h2 { margin: 0 0 2px; font-size: 1.1rem; }
.delivered-banner p { margin: 0; }

.meta-list { display: grid; gap: 0; margin: 0; }
.meta-list > div { display: flex; gap: 16px; padding: 9px 0; border-bottom: 1px dashed var(--line); }
.meta-list > div:last-child { border-bottom: none; }
.meta-list dt { width: 120px; flex: none; color: var(--dim); font-size: 0.84rem; margin: 0; }
.meta-list dd { margin: 0; font-size: 0.9rem; }
.meta-list.compact > div { padding: 7px 0; }

/* ---------- 教程 ---------- */
.guide-layout { display: grid; grid-template-columns: 264px minmax(0, 1fr); gap: 24px; align-items: start; }
.guide-nav {
  position: sticky; top: 88px; background: var(--panel); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 12px;
}
.guide-nav-head { font-size: 0.72rem; color: var(--dim); text-transform: uppercase; letter-spacing: 0.08em; padding: 8px 10px 6px; }
.guide-tab {
  display: flex; align-items: center; gap: 10px; padding: 10px;
  border-radius: 10px; color: var(--text); border: 1px solid transparent;
}
.guide-tab:hover { background: rgba(255, 255, 255, 0.04); }
.guide-tab.active { background: rgba(34, 211, 238, 0.1); border-color: rgba(34, 211, 238, 0.35); }
.guide-tab .icon { width: 26px; text-align: center; font-size: 1.05rem; }
.guide-tab .txt { display: flex; flex-direction: column; line-height: 1.3; min-width: 0; }
.guide-tab .txt strong { font-size: 0.88rem; font-weight: 600; }
.guide-tab .txt small { color: var(--dim); font-size: 0.72rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.guide-tab.slim { padding: 8px 10px; }
.guide-help { border-top: 1px solid var(--line); margin-top: 10px; padding: 12px 10px 4px; }
.guide-help p { margin: 4px 0 8px; }

.guide-main { min-width: 0; }
.guide-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 20px; margin-bottom: 18px; flex-wrap: wrap; }
.guide-head h2 { margin: 0 0 4px; font-size: 1.5rem; }
.guide-head p { margin: 0; max-width: 56ch; }
.guide-progress {
  min-width: 210px; background: var(--panel); border: 1px solid var(--line);
  border-radius: 12px; padding: 12px 14px;
}
.gp-head { display: flex; justify-content: space-between; align-items: baseline; font-size: 0.8rem; color: var(--muted); margin-bottom: 8px; }
.gp-head strong { color: var(--text); font-family: var(--mono); font-size: 0.9rem; }
.progress { height: 6px; border-radius: 999px; background: var(--panel-3); overflow: hidden; margin-bottom: 6px; }
.progress > span { display: block; height: 100%; border-radius: inherit; background: linear-gradient(90deg, var(--brand), var(--brand-2)); transition: width 0.3s; }

.cred-strip {
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
  background: rgba(5, 9, 13, 0.6); border: 1px solid var(--line-2); border-radius: 12px;
  padding: 12px 16px; margin-bottom: 22px;
}
.cred-strip-item { display: flex; align-items: baseline; gap: 8px; font-size: 0.84rem; }
.cred-strip-item span { color: var(--dim); font-size: 0.74rem; }
.cred-strip-item code { color: #cfe9f5; }
.cred-strip .copy-btn { margin-left: auto; }

.step-list { list-style: none; padding: 0; margin: 0 0 24px; display: grid; gap: 14px; }
.step {
  display: grid; grid-template-columns: 40px minmax(0, 1fr); gap: 14px;
  background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 18px 20px;
  transition: border-color 0.2s, opacity 0.2s;
}
.step.done { border-color: rgba(52, 211, 153, 0.3); }
.step.done .step-marker { border-color: var(--green); color: var(--green); background: rgba(52, 211, 153, 0.1); }
.step-marker {
  width: 36px; height: 36px; border-radius: 50%; display: grid; place-items: center;
  border: 1px solid var(--line-2); font-family: var(--mono); font-size: 0.86rem; color: var(--muted);
}
.step-body { min-width: 0; }
.step-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; }
.step-head h3 { margin: 0 0 4px; font-size: 1.02rem; }
.step-check { display: inline-flex; align-items: center; gap: 6px; font-size: 0.78rem; color: var(--muted); cursor: pointer; white-space: nowrap; }
.step-check input { accent-color: var(--green); width: 15px; height: 15px; }
.step-summary { color: var(--muted); margin: 0 0 10px; font-size: 0.9rem; }
.step-body p { font-size: 0.9rem; }
.step-body p:last-child { margin-bottom: 0; }
.bullet { padding-left: 1.15em; font-size: 0.9rem; color: var(--muted); }
.bullet.ordered { list-style: decimal; }
.kv-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; margin: 10px 0; }
.kv-list > div {
  background: rgba(5, 9, 13, 0.55); border: 1px solid var(--line); border-radius: 9px; padding: 8px 11px;
}
.kv-list dt { font-size: 0.72rem; color: var(--dim); }
.kv-list dd { margin: 0; font-size: 0.9rem; word-break: break-all; }
.note {
  border-left: 3px solid rgba(251, 191, 36, 0.6); background: rgba(251, 191, 36, 0.07);
  padding: 10px 14px; border-radius: 0 8px 8px 0; font-size: 0.86rem; color: #f6e3ae; margin: 10px 0;
}
.tip { color: var(--dim); font-size: 0.82rem; }
.code-block { position: relative; margin: 12px 0; }
.code-label {
  font-size: 0.72rem; color: var(--dim); text-transform: uppercase; letter-spacing: 0.08em;
  padding: 6px 12px; background: #05080c; border: 1px solid var(--line); border-bottom: none;
  border-radius: 10px 10px 0 0;
}
.code-block pre {
  margin: 0; padding: 14px 16px; background: #05080c; border: 1px solid var(--line);
  border-radius: 10px; overflow-x: auto; font-size: 0.82rem; line-height: 1.6;
}
.code-label + pre { border-radius: 0 0 10px 10px; }
.code-block pre code { color: #c8e6f5; white-space: pre; }
.code-copy { position: absolute; top: 8px; right: 8px; }
.code-label + pre + .code-copy { top: 34px; }
.copy-row { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 10px; }
.trouble-list { display: grid; gap: 8px; }
.trouble-list details { border: 1px solid var(--line); border-radius: 10px; padding: 10px 14px; background: rgba(255, 255, 255, 0.015); }
.trouble-list summary { cursor: pointer; font-size: 0.9rem; font-weight: 600; }
.trouble-list p { margin: 8px 0 0; color: var(--muted); font-size: 0.88rem; }

/* ---------- 续费 ---------- */
.renew-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; align-items: start; }

/* ---------- 后台 ---------- */
.admin-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; margin-bottom: 22px; flex-wrap: wrap; }
.admin-head h1 { margin: 0; }
.pills { display: flex; gap: 6px; flex-wrap: wrap; }
.pill-link {
  padding: 7px 13px; border-radius: 999px; font-size: 0.84rem; color: var(--muted);
  border: 1px solid transparent;
}
.pill-link:hover { color: var(--text); background: rgba(255, 255, 255, 0.04); }
.pill-link.active { color: var(--brand); background: rgba(34, 211, 238, 0.1); border-color: rgba(34, 211, 238, 0.35); }

.filter-bar { display: flex; align-items: center; justify-content: space-between; gap: 14px; margin-bottom: 16px; flex-wrap: wrap; }
.search-form { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.search-form .input { width: auto; min-width: 240px; }
.row-form { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.mini-field { display: inline-flex; align-items: center; gap: 5px; font-size: 0.75rem; color: var(--dim); }
.mini-field .input { width: 74px; }
.action-stack { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin-top: 16px; }
.refund-form { display: flex; gap: 6px; align-items: center; }
.plan-admin-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.plan-admin-grid .panel { margin-bottom: 0; }
.compact-form .field-row { gap: 10px; }
.divider { height: 1px; background: var(--line); margin: 22px 0; }

/* ---------- Toast ---------- */
.toast {
  position: fixed; left: 50%; bottom: 28px; transform: translate(-50%, 20px);
  background: #101d29; color: var(--text); border: 1px solid rgba(34, 211, 238, 0.45);
  padding: 10px 18px; border-radius: 999px; font-size: 0.86rem;
  opacity: 0; pointer-events: none; transition: opacity 0.2s, transform 0.2s;
  z-index: 200; box-shadow: var(--shadow);
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }

/* ---------- 页脚 ---------- */
.footer { border-top: 1px solid var(--line); margin-top: 40px; padding: 42px 0 26px; background: var(--bg-soft); }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 28px; }
.footer h4 { font-size: 0.82rem; color: var(--dim); text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 12px; }
.footer a { display: block; color: var(--muted); font-size: 0.88rem; margin-bottom: 8px; }
.footer a:hover { color: var(--text); }
.footer-brand p { margin-top: 12px; max-width: 30ch; }
.footer-bottom {
  display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  border-top: 1px solid var(--line); margin-top: 30px; padding-top: 18px; font-size: 0.8rem; color: var(--dim);
}

/* ---------- 主题切换 ---------- */
.theme-toggle {
  width: 36px; height: 36px; border-radius: 50%;
  border: 1px solid var(--line-2); background: var(--soft); color: var(--muted);
  display: inline-grid; place-items: center; cursor: pointer; font-size: 15px;
  transition: color 0.15s, border-color 0.15s, transform 0.15s;
}
.theme-toggle:hover { color: var(--brand); border-color: var(--brand); transform: rotate(12deg); }

/* ---------- 设置页 ---------- */
.settings-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; align-items: start; }
.settings-grid .panel { margin-bottom: 0; }
.settings-wide { grid-column: 1 / -1; }
.save-bar {
  position: sticky; bottom: 16px; z-index: 6;
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
  margin-top: 18px; padding: 14px 18px;
  background: var(--panel); border: 1px solid var(--line-2);
  border-radius: 14px; box-shadow: var(--shadow);
}
.notify-box {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  margin-top: 10px; padding: 10px 12px;
  border: 1px dashed var(--line-2); border-radius: 10px; background: var(--soft);
}
.notify-box code { display: block; margin-top: 2px; font-size: 0.78rem; word-break: break-all; }
.notify-box .copy-btn { flex: none; text-decoration: none; }

/* ---------- PDF 教程 ---------- */
.tutorial { border-top: 1px solid var(--line); padding-top: 20px; margin-top: 20px; }
.tutorial:first-of-type { border-top: none; margin-top: 0; padding-top: 0; }
.tutorial-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.tutorial-head h3 { margin: 0; font-size: 1.05rem; }
.pdf-body { margin-top: 14px; }
.pdf-page {
  max-width: 920px; margin: 0 0 14px; padding: 20px 24px;
  background: var(--panel-2); border: 1px solid var(--line); border-radius: 12px;
}
.pdf-page h3 { font-size: 1.12rem; margin: 16px 0 8px; }
.pdf-page h3:first-child, .pdf-page h4:first-child, .pdf-page p:first-child { margin-top: 0; }
.pdf-page h4 { font-size: 1rem; margin: 14px 0 6px; }
.pdf-page p { color: var(--muted); font-size: 0.92rem; line-height: 1.85; margin: 0 0 8px; }
.pdf-page ul.pdf-list { margin: 6px 0 10px; padding-left: 1.2em; color: var(--muted); font-size: 0.92rem; }
.pdf-page .pdf-image {
  display: block; max-width: 100%; height: auto; margin: 12px auto;
  border-radius: 8px; border: 1px solid var(--line); background: #fff;
}
.pdf-page + .pdf-page { margin-top: 12px; }

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr; gap: 44px; }
  .hero-visual { max-width: 460px; }
  .feature-grid, .pricing-grid, .plan-admin-grid { grid-template-columns: repeat(2, 1fr); }
  .price-card.featured { transform: none; }
  .buy-layout { grid-template-columns: 1fr; }
  .buy-summary { position: static; }
  .guide-layout { grid-template-columns: 1fr; }
  .guide-nav { position: static; display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
  .guide-nav-head { width: 100%; }
  .guide-tab { width: auto; }
  .guide-help { width: 100%; }
  .auth-wrap { grid-template-columns: 1fr; max-width: 520px; padding: 40px 0 60px; }
  .auth-aside { display: none; }
  .renew-layout { grid-template-columns: 1fr; }
}

@media (max-width: 760px) {
  body { font-size: 14.5px; }
  .container { padding: 0 18px; }
  .nav-links { display: none; }
  .nav-inner { height: 60px; gap: 12px; }
  .hero { padding: 46px 0 24px; }
  .hero-facts { gap: 22px; }
  .section { padding: 46px 0; }
  .feature-grid, .pricing-grid, .steps-flow, .plan-admin-grid, .grid-2, .plan-picker { grid-template-columns: 1fr; }
  .stat-row { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .stat-row.four { grid-template-columns: 1fr 1fr; }
  .stat { padding: 12px; }
  .stat strong { font-size: 1.2rem; }
  .stat-text { font-size: 0.72rem !important; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .cred-grid { grid-template-columns: 1fr; }
  .cred-card-top { align-items: flex-start; }
  .cred-item .v { align-items: flex-start; }
  .cred-item .v code { min-width: 0; flex: 1; word-break: break-all; }
  .panel-head { flex-wrap: wrap; }
  .admin-section .table { min-width: 560px; }
  .col-hide-sm { display: none !important; }
  .timeline { grid-template-columns: 1fr 1fr; gap: 16px 8px; }
  .timeline li:nth-child(2)::after { display: none; }
  .cta-band { flex-direction: column; align-items: flex-start; padding: 26px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .app-head { align-items: flex-start; }
  .app-head-actions { width: 100%; }
  .app-head-actions .btn { flex: 1; }
  .field-row { grid-template-columns: 1fr; }
  .kv-list { grid-template-columns: 1fr; }
  .country-grid { grid-template-columns: 1fr 1fr; max-height: 300px; }
  .meta-list dt { width: 92px; }
  .guide-head { flex-direction: column; }
  .guide-progress { text-align: left; width: 100%; }
  .cred-strip .copy-btn { margin-left: 0; }
  .epay-box { flex-direction: column; align-items: center; }
  .epay-info { text-align: left; width: 100%; }
  .epay-qr svg { width: 200px; height: 200px; }
}

/* =========================================================
   浅色主题覆盖
   ========================================================= */
[data-theme="light"] .btn-ghost { background: rgba(15, 23, 42, 0.03); }
[data-theme="light"] .btn-ghost:hover { background: rgba(15, 23, 42, 0.06); }
[data-theme="light"] .btn-primary { color: #fff; }
[data-theme="light"] .fake-btn { color: #fff; }
[data-theme="light"] .brand-mark { background: rgba(8, 145, 178, 0.1); border-color: rgba(8, 145, 178, 0.35); }
[data-theme="light"] .hero-bg { opacity: 0.45; }
[data-theme="light"] .glow-card,
[data-theme="light"] .cred-card {
  background: linear-gradient(180deg, #ffffff, #f8fafc);
  box-shadow: 0 18px 40px rgba(15, 23, 42, 0.08);
}
[data-theme="light"] .float-chip { background: #fff; color: var(--text); }
[data-theme="light"] .cred-item,
[data-theme="light"] .pay-instructions,
[data-theme="light"] .cred-strip,
[data-theme="light"] .city-panel,
[data-theme="light"] .mini-cred,
[data-theme="light"] .kv-list > div,
[data-theme="light"] .notify-hint,
[data-theme="light"] .notify-box,
[data-theme="light"] .pdf-page {
  background: rgba(15, 23, 42, 0.03);
}
[data-theme="light"] .cred-item code.auth-url { color: #0e7490; }
[data-theme="light"] .country-card,
[data-theme="light"] .plan-body,
[data-theme="light"] .platform-chip { background: #fff; }
[data-theme="light"] .table th { background: rgba(15, 23, 42, 0.03); }
[data-theme="light"] .table tbody tr:hover { background: rgba(15, 23, 42, 0.02); }
[data-theme="light"] .panel-soft { background: linear-gradient(180deg, rgba(8, 145, 178, 0.05), transparent), var(--panel); }
[data-theme="light"] .toast { background: #0f172a; color: #f8fafc; border-color: rgba(8, 145, 178, 0.6); }
[data-theme="light"] .code-label { background: #0f172a; color: #94a3b8; border-color: #1e293b; }
[data-theme="light"] .code-block pre { border-color: #1e293b; }
[data-theme="light"] .note { color: #92400e; background: rgba(217, 119, 6, 0.08); }
[data-theme="light"] .flash-ok { color: #065f46; }
[data-theme="light"] .flash-warn { color: #92400e; }
[data-theme="light"] .flash-error { color: #991b1b; }
[data-theme="light"] .step-marker { background: #fff; }
[data-theme="light"] .timeline i { background: #fff; }
[data-theme="light"] .delivered-banner { background: linear-gradient(135deg, rgba(5, 150, 105, 0.08), rgba(8, 145, 178, 0.05)); }
[data-theme="light"] .spinner { border-color: rgba(8, 145, 178, 0.2); border-top-color: var(--brand); }
[data-theme="light"] .empty-card { background: rgba(255, 255, 255, 0.55); }

@media (max-width: 1024px) {
  .settings-grid { grid-template-columns: 1fr; }
  .save-bar { position: static; }
}

/* ---------- 浅色主题对比度修正 ---------- */
[data-theme="light"] .grad { background: linear-gradient(100deg, #0e7490 0%, #0891b2 45%, #4338ca 100%); -webkit-background-clip: text; background-clip: text; color: transparent; }
[data-theme="light"] .glow-ip,
[data-theme="light"] .glow-ip span,
[data-theme="light"] .glow-rows code { color: var(--text); }
[data-theme="light"] .glow-ip span { color: var(--dim); }
[data-theme="light"] .glow-card .fake-btn.ghost { background: #eef2f7; color: var(--text); border-color: var(--line-2); }
[data-theme="light"] .price-card.featured { box-shadow: 0 20px 45px rgba(8, 145, 178, 0.12); }
[data-theme="light"] .plan-features li { color: var(--muted); }

/* ---------- 移动端表格 ---------- */
@media (max-width: 760px) {
  .table th, .table td { padding: 8px; font-size: 0.78rem; white-space: nowrap; }
  .table .pill { padding: 2px 8px; font-size: 0.68rem; white-space: nowrap; }
}
.save-bar { position: static; }
.theme-toggle { font-size: 16px; }
.hint-warn { color: var(--amber); }

/* ---------- 地区库存分组 ---------- */
.bulk-bar { flex-wrap: wrap; gap: 12px; }
.bulk-form { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.region-block { margin-bottom: 20px; }
.region-block-head { margin-bottom: 4px; }
.region-block-head h2 { font-size: 1.05rem; }
.region-country { border-top: 1px solid var(--line); padding: 14px 0 16px; }
.region-country:first-of-type { border-top: none; padding-top: 4px; }
.region-country-head { display: flex; align-items: center; gap: 8px; margin-bottom: 10px; }
.region-city-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(215px, 1fr)); gap: 10px; }
.region-card {
  display: flex; flex-direction: column; gap: 8px;
  padding: 12px; border: 1px solid var(--line-2); border-radius: 12px; background: var(--soft);
}
.region-card.off { opacity: 0.55; }
.rc-top { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.rc-meta { display: flex; align-items: baseline; justify-content: space-between; gap: 8px; }
.rc-price { font-weight: 700; font-variant-numeric: tabular-nums; }
.rc-price em { font-style: normal; font-size: 0.68rem; color: var(--dim); font-weight: 500; }
.rc-form { display: flex; align-items: flex-end; gap: 8px; flex-wrap: wrap; }
.rc-field { display: flex; flex-direction: column; gap: 3px; font-size: 0.68rem; color: var(--dim); }
.rc-field .input { width: 76px; padding: 6px 8px; font-size: 0.8rem; }
.rc-toggle { display: flex; }
.city-list {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
  gap: 8px; max-height: 320px; overflow-y: auto; padding-right: 4px;
}
.city-row {
  display: flex; align-items: center; gap: 8px; padding: 10px 12px;
  border: 1px solid var(--line-2); border-radius: 10px; background: var(--soft); cursor: pointer;
}
.city-row .stock { margin-left: auto; }
.city-row:has(input:checked) { border-color: var(--brand); background: rgba(34, 211, 238, 0.08); }

/* 地区卡片紧凑布局 */
.region-card { gap: 6px; }
.rc-form { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; align-items: end; }
.rc-field .input { width: 100%; }
.rc-form > button { grid-column: 1 / -1; width: 100%; }
.rc-actions { grid-column: 1 / -1; display: flex; gap: 6px; }
.rc-actions .btn { flex: 1; }

/* ---------- 地区：折叠 + 紧凑卡片 ---------- */
.region-block {
  border: 1px solid var(--line); border-radius: 14px; background: var(--panel);
  margin-bottom: 10px; padding: 0 14px 6px;
}
.region-block-head {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 11px 0; margin: 0; cursor: pointer; list-style: none; user-select: none;
}
.region-block-head::-webkit-details-marker { display: none; }
.region-block-head::before { content: '▸'; color: var(--dim); font-size: 0.8rem; margin-right: 2px; }
.region-block[open] > .region-block-head::before { content: '▾'; }
.region-block-head h2 { margin: 0; font-size: 0.98rem; }
.region-country { padding: 10px 0 12px; }
.region-country-head { margin-bottom: 6px; gap: 6px; }
.region-city-grid { grid-template-columns: repeat(auto-fill, minmax(166px, 1fr)); gap: 6px; }
.region-card { padding: 8px 9px; gap: 4px; border-radius: 9px; }
.rc-top strong { font-size: 0.84rem; }
.rc-top .pill { font-size: 0.6rem; padding: 1px 6px; }
.rc-meta { font-size: 0.66rem; }
.rc-price { font-size: 0.78rem; }
.rc-field { font-size: 0.6rem; gap: 2px; }
.rc-field .input { padding: 4px 6px; font-size: 0.74rem; border-radius: 7px; }
.rc-form { gap: 4px; }
.rc-actions { gap: 4px; }
.rc-actions .btn { padding: 3px 6px; font-size: 0.66rem; }
.region-block-head { justify-content: flex-start; gap: 8px; }
.region-block-head .muted { margin-left: auto; }

/* ---------- 数量折扣 ---------- */
.qty-bar {
  display: flex; align-items: center; justify-content: space-between; gap: 14px;
  margin-top: 14px; padding-top: 14px; border-top: 1px dashed var(--line-2); flex-wrap: wrap;
}
.qty-copy { display: flex; flex-direction: column; gap: 2px; }
.qty-copy strong { font-size: 0.92rem; }
.qty-stepper { display: flex; align-items: center; gap: 6px; }
.qty-btn {
  width: 34px; height: 34px; border-radius: 8px; border: 1px solid var(--line-2);
  background: var(--soft); color: var(--text); font-size: 1.1rem; cursor: pointer; line-height: 1;
}
.qty-btn:hover { border-color: var(--brand); }
.qty-input { width: 76px; text-align: center; }
.tier-strip { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 10px; }
.tier-chip {
  display: flex; align-items: baseline; gap: 6px; padding: 5px 10px;
  border: 1px solid var(--line); border-radius: 9px; background: var(--soft); font-size: 0.72rem;
}
.tier-chip span { color: var(--muted); }
.tier-chip.active { border-color: var(--brand); background: rgba(34, 211, 238, 0.1); }
.tier-add { display: flex; align-items: flex-end; gap: 10px; flex-wrap: wrap; }
.tier-add .field { gap: 4px; }
.brand-mark-img { width: 34px; height: 34px; border-radius: 10px; display: block; }
.brand-mark-img.sm { width: 28px; height: 28px; border-radius: 8px; }
.auth-mark { width: 52px; height: 52px; border-radius: 14px; display: block; margin: 0 auto 6px; }

/* ---------- 首单 / 代理 / 优惠码 ---------- */
.promo-badges { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 8px; }
.coupon-box { display: flex; gap: 6px; margin: 10px 0 2px; }
.coupon-box .input { flex: 1; min-width: 0; }
.tier-add { align-items: flex-start; }
.tier-add > .btn { margin-top: 22px; }