/* ============================================================
   Kimi 模型拓展 - 全局样式
   色系：Kimi / Moonshot AI 纯黑（Pure Black）
============================================================ */
:root {
  color-scheme: dark;
  --black: #000000;
  --bg: #0a0a0a;
  --card: #141414;
  --card-2: #1a1a1a;
  --text: #f5f5f5;
  --text-2: #b3b3b3;
  --muted: #737373;
  --border: #262626;
  --line: #262626;
  --white: #ffffff;
  --accent: #ffffff;          /* 主题高亮色（深色=白 / 浅色=黑） */
  --on-accent: #000000;       /* 高亮色上的文字 */
  --hover: #242424;
  --active-bg: #2a2a2a;
  --input-bg: #0f0f0f;
  --input-focus-bg: #000000;
  --input-focus-border: #8a8a8a;
  --btn-outline-border: #3a3a3a;
  --pkg-hover: #6b6b6b;
  --sel-glow: rgba(255, 255, 255, .12);
  --step-arrow: #4d4d4d;
  --amber-bg: #1c160a;
  --amber-text: #d9a441;
  --amber-border: #3d3016;
  --red: #e05252;
  --red-bg: #2a1515;
  --red-border: #4d2626;
  --nav-bg: rgba(0, 0, 0, .82);
  --hero-glow: rgba(255, 255, 255, .07);
  --auth-glow: rgba(255, 255, 255, .06);
  --mark-ring: rgba(255, 255, 255, .08);
  --btn-shadow: rgba(255, 255, 255, .12);
  --btn-shadow-hover: rgba(255, 255, 255, .2);
  --radius: 14px;
  --shadow: 0 1px 3px rgba(0, 0, 0, .4), 0 4px 14px rgba(0, 0, 0, .35);
  --shadow-lg: 0 8px 30px rgba(0, 0, 0, .55);
  font-size: 16px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  background: var(--black);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
input, select { font-family: inherit; }

/* ---------- 通用组件 ---------- */
.container { width: min(1160px, 92%); margin: 0 auto; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  border: none; border-radius: 10px; font-weight: 600; font-size: 15px;
  padding: 10px 20px; transition: all .18s ease;
}
.btn-primary {
  background: var(--accent); color: var(--on-accent);
  box-shadow: 0 4px 14px var(--btn-shadow);
}
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 6px 18px var(--btn-shadow-hover); }
.btn-ghost { background: var(--card-2); color: var(--text); border: 1px solid var(--border); }
.btn-ghost:hover { background: var(--hover); border-color: var(--border); }
.btn-outline { background: transparent; border: 1.5px solid var(--btn-outline-border); color: var(--text-2); }
.btn-outline:hover { border-color: var(--input-focus-border); color: var(--text); }
.btn-sm { padding: 6px 14px; font-size: 13.5px; border-radius: 8px; }
.btn-lg { padding: 14px 32px; font-size: 16.5px; border-radius: 12px; }
.btn:disabled { opacity: .55; cursor: not-allowed; transform: none !important; }

.card {
  background: var(--card); border-radius: var(--radius); box-shadow: var(--shadow);
  border: 1px solid var(--border);
}

.tag {
  display: inline-block; font-size: 12px; padding: 2px 10px; border-radius: 20px;
  background: var(--card-2); color: var(--text-2); font-weight: 600; border: 1px solid var(--border);
}
.tag-green { background: rgba(46, 204, 113, .14); color: #2ecc71; border-color: rgba(46, 204, 113, .35); }
.tag-red { background: rgba(231, 76, 60, .14); color: var(--red); border-color: rgba(231, 76, 60, .35); }
.tag-yellow { background: rgba(241, 196, 15, .14); color: #e6a817; border-color: rgba(241, 196, 15, .35); }
.tag-gray { background: var(--card-2); color: var(--muted); border-color: var(--border); }

.toast {
  position: fixed; top: 22px; left: 50%; transform: translateX(-50%) translateY(-16px);
  background: var(--accent); color: var(--on-accent); padding: 10px 20px; border-radius: 10px;
  font-size: 14px; opacity: 0; pointer-events: none; transition: all .3s ease; z-index: 9999;
  box-shadow: var(--shadow-lg);
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.toast.error { background: var(--red); color: #fff; }
.toast.success { background: var(--accent); color: var(--on-accent); }

.logo-mark {
  display: inline-flex; align-items: center; justify-content: center;
  width: 38px; height: 38px; border-radius: 10px; flex: none;
  background: var(--accent); color: var(--on-accent); font-size: 18px; font-weight: 800;
  box-shadow: 0 0 0 1px var(--mark-ring);
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 18px; }

/* ---------- 顶部导航（落地页） ---------- */
.nav {
  position: sticky; top: 0; z-index: 100;
  background: var(--nav-bg); backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.nav-links { display: flex; gap: 28px; font-size: 15px; color: var(--text-2); }
.nav-links a:hover { color: var(--accent); }
.nav-actions { display: flex; gap: 12px; align-items: center; }

/* ---------- Hero ---------- */
.hero { padding: 72px 0 60px; overflow: hidden; position: relative; }
.hero::before {
  content: ""; position: absolute; inset: -20% -10% auto -10%; height: 520px;
  background: radial-gradient(closest-side, var(--hero-glow), transparent 70%);
  pointer-events: none;
}
.hero-inner { display: grid; grid-template-columns: 1.05fr .95fr; gap: 48px; align-items: center; position: relative; }
.hero h1 { font-size: clamp(30px, 4.2vw, 46px); line-height: 1.25; letter-spacing: .5px; }
.hero h1 .hl { color: var(--accent); }
.hero p.sub { margin: 18px 0 30px; color: var(--text-2); font-size: 17px; max-width: 480px; }
.hero-badges { display: flex; gap: 12px; margin-top: 34px; flex-wrap: wrap; }
.hero-badge {
  display: flex; align-items: center; gap: 8px; background: var(--card); border: 1px solid var(--border);
  padding: 8px 14px; border-radius: 30px; font-size: 13.5px; color: var(--text-2); box-shadow: var(--shadow);
}
.hero-badge svg { color: var(--accent); }

.hero-visual { position: relative; min-height: 440px; }
.float-card { position: absolute; animation: float 5s ease-in-out infinite; }
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }

.balance-card { width: 320px; padding: 26px; top: 16px; left: 0; z-index: 2; }
.balance-card .label { color: var(--muted); font-size: 14px; }
.balance-card .num {
  font-size: 44px; font-weight: 800; color: var(--accent); letter-spacing: 1px; line-height: 1.2;
  font-variant-numeric: tabular-nums;
}
.balance-card .foot { margin-top: 14px; display: flex; gap: 10px; }

.model-card {
  width: 300px; padding: 18px 20px; right: 0; bottom: 0; animation-delay: 1.2s;
}
.model-card .row { display: flex; align-items: center; gap: 10px; padding: 8px 0; border-bottom: 1px dashed var(--border); font-size: 14px; }
.model-card .row:last-child { border-bottom: none; }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); flex: none; }
.model-card .row span:last-child { margin-left: auto; color: var(--muted); font-size: 12.5px; }

/* ---------- 区块 ---------- */
.section { padding: 64px 0; }
.section-title { text-align: center; font-size: 28px; font-weight: 800; letter-spacing: .5px; }
.section-sub { text-align: center; color: var(--text-2); margin: 10px 0 40px; }

/* 价格卡片 */
.pricing-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.price-card {
  padding: 26px 24px; display: flex; flex-direction: column; gap: 14px; position: relative;
  transition: transform .2s ease, box-shadow .2s ease;
}
.price-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: var(--btn-outline-border); }
.price-card.hot { border: 2px solid var(--accent); }
.price-card .hot-tag {
  position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
  background: var(--accent); color: var(--on-accent);
  font-size: 12px; padding: 3px 14px; border-radius: 20px; font-weight: 700; white-space: nowrap;
}
.price-card h3 { font-size: 19px; }
.price-card .price { font-size: 34px; font-weight: 800; color: var(--accent); }
.price-card .price small { font-size: 14px; font-weight: 500; color: var(--muted); margin-right: 2px; }
.price-card .points { color: var(--text-2); font-weight: 600; font-size: 15px; }
.price-card ul { list-style: none; display: flex; flex-direction: column; gap: 8px; font-size: 14px; color: var(--text-2); flex: 1; }
.price-card ul li { display: flex; gap: 8px; align-items: flex-start; }
.price-card ul li::before { content: "✓"; color: var(--accent); font-weight: 700; }

/* 使用流程 */
.steps-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.step-card { padding: 28px 24px; position: relative; }
.step-num {
  width: 38px; height: 38px; border-radius: 50%; display: flex; align-items: center; justify-content: center;
  background: var(--accent); color: var(--on-accent);
  font-weight: 800; font-size: 17px; margin-bottom: 16px;
}
.step-card h4 { font-size: 16.5px; margin-bottom: 6px; }
.step-card p { color: var(--text-2); font-size: 14px; }
.step-arrow { position: absolute; right: -18px; top: 50%; transform: translateY(-50%); color: var(--step-arrow); z-index: 2; }

/* FAQ */
.faq-list { max-width: 760px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.faq-item { overflow: hidden; }
.faq-q {
  width: 100%; display: flex; justify-content: space-between; align-items: center; gap: 12px;
  padding: 18px 22px; background: none; border: none; font-size: 15.5px; font-weight: 600; color: var(--text); text-align: left;
}
.faq-q .chev { color: var(--muted); transition: transform .25s; flex: none; }
.faq-item.open .faq-q .chev { transform: rotate(180deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .3s ease; color: var(--text-2); font-size: 14.5px; }
.faq-a > div { padding: 0 22px 20px; }
.faq-item.open .faq-a { max-height: 300px; }

/* CTA + 页脚 */
.cta-band {
  margin: 40px 0 0; padding: 54px 0; text-align: center;
  background: var(--accent); color: var(--on-accent);
  border-top: 1px solid var(--border);
}
.cta-band h2 { font-size: 28px; margin-bottom: 12px; }
.cta-band p { color: var(--step-arrow); margin-bottom: 26px; }
.cta-band .btn { background: var(--on-accent); color: var(--accent); box-shadow: 0 6px 18px var(--btn-shadow); }
.footer { padding: 28px 0 36px; text-align: center; color: var(--muted); font-size: 13px; background: var(--black); border-top: 1px solid var(--border); }
.footer .links { display: flex; gap: 20px; justify-content: center; margin-bottom: 10px; color: var(--text-2); font-size: 14px; }

/* ============================================================
   登录 / 注册
============================================================ */
.auth-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 40px 16px; position: relative; background: var(--black); }
.auth-wrap::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(circle at 20% 20%, var(--auth-glow), transparent 40%),
              radial-gradient(circle at 80% 70%, var(--auth-glow), transparent 45%);
}
.auth-card { width: min(420px, 100%); padding: 36px 34px; position: relative; }
.auth-card .brand { justify-content: center; margin-bottom: 8px; }
.auth-slogan { text-align: center; color: var(--muted); font-size: 13.5px; margin-bottom: 24px; }
.auth-tabs { display: flex; background: var(--card-2); border-radius: 10px; padding: 4px; margin-bottom: 22px; border: 1px solid var(--border); }
.auth-tabs button {
  flex: 1; border: none; background: none; padding: 9px; border-radius: 8px; font-size: 15px; font-weight: 600; color: var(--text-2);
}
.auth-tabs button.active { background: var(--accent); color: var(--on-accent); box-shadow: none; border: 1px solid var(--accent); }
.field { margin-bottom: 16px; }
.field label { display: block; font-size: 13.5px; color: var(--text-2); margin-bottom: 6px; font-weight: 600; }
.field input {
  width: 100%; padding: 11px 14px; border: 1.5px solid var(--border); border-radius: 10px; font-size: 15px; outline: none;
  transition: border-color .15s; background: var(--input-bg); color: var(--text);
}
.field input:focus { border-color: var(--input-focus-border); background: var(--input-focus-bg); }
.field input::placeholder, .redeem-row input::placeholder, .key-row input::placeholder, .toolbar input::placeholder { color: var(--muted); opacity: 1; }
.auth-btn { width: 100%; margin-top: 6px; }
.auth-tip { text-align: center; margin-top: 18px; color: var(--muted); font-size: 13px; }
.auth-tip a { color: var(--accent); font-weight: 600; }

/* ============================================================
   控制台布局
============================================================ */
.console { display: flex; min-height: 100vh; background: var(--black); }

.sidebar {
  width: 236px; background: var(--card); border-right: 1px solid var(--border);
  display: flex; flex-direction: column; padding: 18px 14px; position: sticky; top: 0; height: 100vh; flex: none;
}
.sidebar .brand { padding: 6px 8px 18px; border-bottom: 1px solid var(--border); margin-bottom: 14px; font-size: 16.5px; }

.side-balance {
  background: var(--card-2); border: 1px solid var(--border); border-radius: 12px;
  padding: 14px 16px; margin-bottom: 16px;
}
.side-balance .label { font-size: 12.5px; color: var(--text-2); }
.side-balance .num { font-size: 26px; font-weight: 800; color: var(--accent); font-variant-numeric: tabular-nums; line-height: 1.25; }

.side-nav { display: flex; flex-direction: column; gap: 4px; flex: 1; }
.side-nav .group-label { font-size: 12px; color: var(--muted); padding: 10px 10px 4px; }
.side-item {
  display: flex; align-items: center; gap: 10px; padding: 10px 12px; border-radius: 10px;
  color: var(--text-2); font-size: 14.5px; font-weight: 500; border: none; background: none; width: 100%; text-align: left;
}
.side-item:hover { background: var(--card-2); }
.side-item.active { background: var(--active-bg); color: var(--accent); font-weight: 700; }
.side-item svg { flex: none; }
.side-foot { border-top: 1px solid var(--border); padding-top: 12px; display: flex; flex-direction: column; gap: 4px; }

.main { flex: 1; padding: 26px 30px 60px; min-width: 0; }
.main-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 18px; }
.main-top h2 { font-size: 20px; }
.main-top .user-chip {
  display: flex; align-items: center; gap: 8px; background: var(--card); border: 1px solid var(--border);
  border-radius: 30px; padding: 6px 14px 6px 8px; font-size: 13.5px; color: var(--text-2);
}
.avatar {
  width: 26px; height: 26px; border-radius: 50%; background: var(--accent);
  color: var(--on-accent); display: flex; align-items: center; justify-content: center; font-size: 12px; font-weight: 700;
}

.notice-bar {
  display: flex; align-items: center; gap: 10px; background: var(--amber-bg); color: var(--amber-text);
  border: 1px solid var(--amber-border); border-radius: 12px; padding: 12px 16px; font-size: 14px; margin-bottom: 20px;
}
.notice-bar .dot-live { width: 8px; height: 8px; border-radius: 50%; background: var(--amber-text); animation: pulse 1.6s infinite; }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: .35; } }

.panel { display: none; }
.panel.active { display: block; animation: fadeUp .3s ease; }
@keyframes fadeUp { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }

.panel-title { font-size: 18px; font-weight: 800; margin: 4px 0 16px; display: flex; align-items: center; gap: 10px; }

/* 控制台首页 */
.bal-hero {
  padding: 28px; display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; flex-wrap: wrap;
  background: linear-gradient(120deg, var(--card) 30%, var(--card-2));
}
.bal-hero .num { font-size: 52px; font-weight: 800; color: var(--accent); line-height: 1.1; font-variant-numeric: tabular-nums; }
.bal-hero .label { color: var(--text-2); font-size: 14px; }
.bal-hero .actions { display: flex; gap: 12px; }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 18px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 18px; }
.card-pad { padding: 22px 24px; }
.card-pad h4 { font-size: 15.5px; margin-bottom: 4px; }
.card-pad .hint { color: var(--muted); font-size: 13px; margin-bottom: 14px; }

.redeem-row { display: flex; gap: 10px; }
.redeem-row input {
  flex: 1; padding: 10px 14px; border: 1.5px solid var(--border); border-radius: 10px; font-size: 15px;
  letter-spacing: 1px; text-transform: uppercase; outline: none; background: var(--input-bg); color: var(--text);
}
.redeem-row input:focus { border-color: var(--input-focus-border); }

.key-row {
  display: flex; gap: 10px; align-items: center; background: var(--card-2); border: 1px dashed var(--border);
  padding: 12px 14px; border-radius: 10px; font-family: "Courier New", ui-monospace, monospace; font-size: 14px;
}
.key-row code { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--text-2); }
.key-row input {
  flex: 1; min-width: 0; border: 1px solid var(--border); border-radius: 8px;
  padding: 8px 12px; font-size: 13px; font-family: "Courier New", ui-monospace, monospace;
  background: var(--input-bg); color: var(--text); outline: none;
}
.key-row input:focus { border-color: var(--input-focus-border); }
.key-fill a { color: var(--accent); text-decoration: underline; }

/* 购买套餐（控制台内） */
.pkg-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.pkg {
  border: 1.5px solid var(--border); border-radius: 12px; padding: 16px; cursor: pointer;
  transition: all .15s; background: var(--card-2); text-align: left; position: relative;
}
.pkg:hover { border-color: var(--pkg-hover); }
.pkg.sel { border-color: var(--accent); background: var(--hover); box-shadow: 0 0 0 3px var(--sel-glow); }
.pkg .name { font-weight: 700; font-size: 14.5px; }
.pkg .pts { color: var(--accent); font-weight: 700; margin: 4px 0 2px; font-size: 15px; }
.pkg .money { color: var(--text-2); font-size: 14px; }
.pkg .hot-tag { position: absolute; top: -9px; right: 10px; font-size: 11px; background: var(--accent); color: var(--on-accent); padding: 1px 8px; border-radius: 12px; }

.pay-box { margin-top: 16px; display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.pay-type { display: flex; gap: 8px; }
.pay-type button {
  border: 1.5px solid var(--border); background: var(--card-2); border-radius: 10px; padding: 8px 14px; font-size: 13.5px; color: var(--text-2);
}
.pay-type button.sel { border-color: var(--accent); color: var(--accent); background: var(--hover); font-weight: 700; }

/* 教程页（客户端配置） */
.tut-tabs { display: inline-flex; background: var(--card-2); padding: 4px; border-radius: 12px; gap: 4px; margin-bottom: 24px; border: 1px solid var(--border); }
.tut-tabs button {
  border: none; background: none; border-radius: 9px; padding: 9px 18px; font-size: 14.5px; color: var(--text-2); font-weight: 600;
  display: flex; align-items: center; gap: 7px;
}
.tut-tabs button.active { background: var(--accent); color: var(--on-accent); box-shadow: none; border: 1px solid var(--accent); }
.tut-tabs .sub { font-size: 12px; color: var(--muted); font-weight: 400; }
.tut-tabs button.active .sub { color: var(--input-focus-border); }

.tut-step { padding: 20px 24px; margin-bottom: 16px; }
.tut-step-head { display: flex; align-items: center; gap: 12px; margin-bottom: 8px; }
.tut-step-num {
  width: 30px; height: 30px; border-radius: 50%; background: var(--accent);
  color: var(--on-accent); font-weight: 800; display: flex; align-items: center; justify-content: center; font-size: 15px; flex: none;
}
.tut-step h4 { font-size: 16px; }
.tut-step p { color: var(--text-2); font-size: 14px; margin-left: 42px; }
.tut-step .tut-action { margin: 12px 0 4px 42px; display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }

.prompt-preview {
  border: 1px solid var(--border); background: var(--input-bg); border-radius: 10px; padding: 14px 16px;
  font-size: 13px; color: var(--text-2); max-height: 150px; overflow-y: auto; white-space: pre-wrap;
  font-family: ui-monospace, "Courier New", monospace; margin-left: 42px; margin-top: 10px;
}

.os-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-bottom: 22px; }
.os-card {
  border: 1.5px solid var(--border); background: var(--card-2); border-radius: 12px; padding: 18px; cursor: pointer;
  text-align: center; font-weight: 600; font-size: 14.5px; color: var(--text-2); transition: all .15s;
}
.os-card:hover { border-color: var(--pkg-hover); }
.os-card.sel { border-color: var(--accent); color: var(--accent); background: var(--hover); box-shadow: 0 0 0 3px var(--sel-glow); }
.os-card svg { display: block; margin: 0 auto 8px; color: inherit; }

/* 表格 */
.table-card { padding: 8px 0; overflow-x: auto; }
table.tb { width: 100%; border-collapse: collapse; font-size: 14px; }
table.tb th, table.tb td { text-align: left; padding: 13px 20px; border-bottom: 1px solid var(--border); white-space: nowrap; }
table.tb th { color: var(--muted); font-size: 12.5px; font-weight: 600; background: var(--card-2); }
table.tb tr:last-child td { border-bottom: none; }
.status-pill { font-size: 12px; padding: 3px 10px; border-radius: 20px; font-weight: 700; }
.status-paid { background: var(--hover); color: var(--accent); border: 1px solid var(--border); }
.status-pending { background: var(--amber-bg); color: var(--amber-text); }
.points-pos { color: var(--accent); font-weight: 700; }
.empty { text-align: center; color: var(--muted); padding: 44px 0; font-size: 14px; }

/* 复制成功按钮动画 */
.copied { background: var(--hover) !important; color: var(--accent) !important; border-color: var(--pkg-hover) !important; }

/* ---------- 响应式 ---------- */
@media (max-width: 960px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-visual { min-height: 0; display: flex; flex-direction: column; gap: 16px; }
  .float-card { position: static; animation: none; }
  .balance-card, .model-card { width: auto; max-width: 420px; }
  .pricing-grid { grid-template-columns: repeat(2, 1fr); }
  .steps-grid, .grid-2, .grid-3, .os-grid { grid-template-columns: 1fr; }
  .step-arrow { display: none; }
  .pkg-grid { grid-template-columns: repeat(2, 1fr); }
  .sidebar { position: fixed; z-index: 200; left: -260px; transition: left .25s; }
  .sidebar.open { left: 0; box-shadow: var(--shadow-lg); }
  .menu-btn { display: inline-flex !important; }
  .main { padding: 18px 16px 60px; }
  .nav-links { display: none; }
}
.menu-btn { display: none; }
@media (max-width: 560px) {
  .pricing-grid, .pkg-grid { grid-template-columns: 1fr; }
  .bal-hero .num { font-size: 40px; }
}

/* ===== 站内支付弹窗 ===== */
.modal-mask {
  position: fixed; inset: 0; background: rgba(0, 0, 0, .7);
  display: none; align-items: center; justify-content: center; z-index: 400; padding: 20px;
  backdrop-filter: blur(2px);
}
.modal-mask.show { display: flex; }
.modal {
  width: 100%; max-width: 420px; background: var(--card); border-radius: 16px;
  border: 1px solid var(--border);
  box-shadow: 0 20px 60px rgba(0, 0, 0, .6); overflow: hidden; animation: modalIn .18s ease;
}
@keyframes modalIn { from { transform: translateY(12px) scale(.98); opacity: 0; } to { transform: none; opacity: 1; } }
.modal-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 20px; border-bottom: 1px solid var(--border);
}
.modal-head h3 { margin: 0; font-size: 16px; font-weight: 600; color: var(--text); }
.modal-close {
  border: 0; background: transparent; font-size: 24px; line-height: 1;
  color: var(--muted); cursor: pointer; padding: 0 4px;
}
.modal-body { padding: 20px; text-align: center; }
.pay-amount { font-size: 26px; font-weight: 700; color: var(--text); margin-bottom: 14px; }
.pay-amount small { font-size: 15px; font-weight: 500; color: var(--muted); }
.qr-box {
  width: 220px; height: 220px; margin: 0 auto 12px; border: 1px solid var(--border);
  border-radius: 14px; display: flex; align-items: center; justify-content: center;
  background: #fff; padding: 8px; box-shadow: 0 4px 16px var(--auth-glow);
}
.qr-box img { width: 100%; height: 100%; object-fit: contain; border-radius: 8px; }
.qr-loading { font-size: 13px; color: var(--muted); }
.pay-status { font-size: 14px; color: var(--text-2); margin-bottom: 10px; font-weight: 500; }
.pay-status.ok { color: var(--accent); }
.pay-tips { font-size: 12px; color: var(--muted); line-height: 1.7; margin-bottom: 16px; }
.pay-tips a { color: var(--accent); text-decoration: none; }
.modal-actions { display: flex; gap: 10px; justify-content: center; }

/* ===== 密钥回填步骤 ===== */
.step-line {
  display: flex; align-items: center; gap: 8px;
  font-size: 13px; color: var(--text-2); margin: 10px 0 6px;
}
.step-no {
  width: 20px; height: 20px; border-radius: 50%; background: var(--accent);
  color: var(--on-accent); font-size: 12px; display: inline-flex; align-items: center; justify-content: center;
  flex: none; font-weight: 600;
}
.step-line .btn { margin-left: auto; }
.cred-row { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 4px; }
.cred {
  flex: 1; min-width: 200px; display: flex; align-items: center; gap: 8px;
  background: var(--card-2); border: 1px solid var(--border);
  border-radius: 10px; padding: 8px 10px;
}
.cred label { font-size: 12px; color: var(--muted); flex: none; }
.cred code {
  flex: 1; font-size: 13px; color: var(--text);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}

/* ===== API 密钥管理面板 ===== */
#curKeyText { word-break: break-all; white-space: normal; }
.token-ops {
  white-space: normal !important;
  display: flex; gap: 6px; flex-wrap: wrap;
  padding-top: 10px !important; padding-bottom: 10px !important;
}
.token-ops .btn { padding: 4px 10px; font-size: 12.5px; }
.token-ops .btn[data-act="del"] { color: #e05252; }
.token-ops .btn[data-act="del"]:hover { background: var(--red-bg); border-color: var(--red-border); }

/* 密钥「测试连接」结果条 */
.test-result {
  padding: 10px 14px; border-radius: 10px; font-size: 13px;
  border: 1px solid var(--border); color: var(--muted);
}
.test-result.test-ok {
  color: #2ecc71; background: rgba(46, 204, 113, .1); border-color: rgba(46, 204, 113, .35);
}
.test-result.test-fail {
  color: var(--red); background: var(--red-bg); border-color: var(--red-border);
}

/* ===== 邀请返利 ===== */
.ref-band {
  display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap;
  padding: 26px 28px;
  background: linear-gradient(135deg, var(--card-2), var(--card) 60%);
  border: 1.5px solid var(--border);
}
.ref-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.ref-stat { padding: 18px 20px; text-align: center; }
.ref-stat .label { color: var(--muted); font-size: 13px; }
.ref-stat .num { font-size: 26px; font-weight: 800; color: var(--accent); line-height: 1.3; }

/* 套餐赠送积分标记 */
.pkg .pts em { font-style: normal; font-size: 12px; color: var(--amber-text); margin-left: 2px; }
.pkg .bonus-tag {
  position: absolute; top: -9px; left: 10px; font-size: 11px; background: var(--amber-bg);
  color: var(--amber-text); border: 1px solid var(--amber-border); padding: 0 8px; border-radius: 12px; font-weight: 700;
}
.bonus-inline {
  display: inline-block; font-size: 12px; font-weight: 700; color: var(--amber-text);
  background: var(--amber-bg); border-radius: 8px; padding: 1px 7px; margin-left: 4px;
}

@media (max-width: 720px) {
  .ref-stats { grid-template-columns: 1fr; }
  .ref-band { flex-direction: column; align-items: flex-start; }
}

/* ===== 可点击的邀请链接（code 外观 + 链接行为） ===== */
.link-code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 13px;
  color: var(--accent);
  word-break: break-all;
  text-decoration: none;
  border-bottom: 1px dashed var(--pkg-hover);
  padding-bottom: 1px;
}
.link-code:hover { text-decoration: underline; border-bottom-style: solid; }
.link-code:not([href]) { color: var(--muted); border-bottom: none; cursor: default; }

/* ===== 使用记录分页 ===== */
.pager {
  display: flex; align-items: center; justify-content: center; gap: 14px;
  padding: 14px 0 4px; border-top: 1px solid var(--line); margin-top: 2px;
}
.pager .pager-info { font-size: 13px; color: var(--muted); min-width: 52px; text-align: center; }
.pager .btn:disabled { opacity: .45; cursor: not-allowed; }
/* 积分列加粗，对齐后台使用记录页观感 */
#usageBody .pts-cell { font-weight: 700; color: var(--accent); }

/* 教程页「连接信息」卡片 */
.tut-info { margin: 6px 0 2px 42px; border: 1px solid var(--line); border-radius: 12px; overflow: hidden; }
.tut-info-row { display: flex; align-items: center; gap: 12px; padding: 11px 16px; font-size: 13.5px; }
.tut-info-row + .tut-info-row { border-top: 1px solid var(--line); }
.tut-info-k { flex: 0 0 74px; color: var(--muted); }
.tut-info-row code { flex: 1; background: none; padding: 0; overflow-wrap: anywhere; font-size: 13px; }
@media (max-width: 640px) { .tut-info { margin-left: 0; } }

/* 兑换码激活页 */
.redeem-steps { display: flex; justify-content: space-between; margin-bottom: 26px; position: relative; }
.redeem-steps::before { content: ''; position: absolute; top: 14px; left: 12%; right: 12%; height: 2px; background: var(--line); }
.redeem-step { display: flex; flex-direction: column; align-items: center; gap: 7px; font-size: 12.5px; color: var(--muted); position: relative; flex: 1; }
.redeem-step .dot { width: 29px; height: 29px; border-radius: 50%; background: var(--card); border: 2px solid var(--line); display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 13px; z-index: 1; }
.redeem-step.active { color: var(--accent); font-weight: 600; }
.redeem-step.active .dot { background: var(--accent); border-color: var(--accent); color: var(--on-accent); }
.redeem-step.done .dot { background: var(--active-bg); border-color: var(--accent); color: var(--accent); }
.redeem-banner { background: var(--card-2); border: 1px solid var(--border); color: var(--text); border-radius: 10px; padding: 11px 14px; font-size: 13.5px; margin-bottom: 20px; }
.redeem-banner b { font-size: 15px; }
.redeem-done { text-align: center; margin-bottom: 22px; }
.redeem-done-icon { width: 54px; height: 54px; margin: 0 auto 12px; border-radius: 50%; background: var(--accent); color: var(--on-accent); font-size: 28px; font-weight: 700; display: flex; align-items: center; justify-content: center; }
.redeem-done h3 { margin: 0 0 6px; font-size: 19px; }
.redeem-done p { margin: 0; color: var(--muted); font-size: 14px; }

/* ============================================================
   浅色主题（默认深色，通过 <html data-theme="light"> 覆盖）
============================================================ */
[data-theme="light"] {
  color-scheme: light;
  --black: #f6f6f8;
  --bg: #ffffff;
  --card: #ffffff;
  --card-2: #f1f1f4;
  --text: #18181b;
  --text-2: #55555f;
  --muted: #8e8e99;
  --border: #e4e4e9;
  --line: #e4e4e9;
  --accent: #111111;
  --on-accent: #ffffff;
  --hover: #e7e7ec;
  --active-bg: #e9e9ee;
  --input-bg: #f6f6f8;
  --input-focus-bg: #ffffff;
  --input-focus-border: #a1a1aa;
  --btn-outline-border: #d6d6db;
  --pkg-hover: #a8a8b3;
  --sel-glow: rgba(0, 0, 0, .12);
  --step-arrow: #a8a8b3;
  --amber-bg: #fdf6e3;
  --amber-text: #92610e;
  --amber-border: #ecd9a8;
  --red-bg: #fdecec;
  --red-border: #f2c0c0;
  --nav-bg: rgba(255, 255, 255, .85);
  --hero-glow: rgba(0, 0, 0, .05);
  --auth-glow: rgba(0, 0, 0, .045);
  --mark-ring: rgba(0, 0, 0, .08);
  --btn-shadow: rgba(0, 0, 0, .16);
  --btn-shadow-hover: rgba(0, 0, 0, .24);
  --shadow: 0 1px 3px rgba(0, 0, 0, .07), 0 4px 14px rgba(0, 0, 0, .05);
  --shadow-lg: 0 8px 30px rgba(0, 0, 0, .12);
}

/* ===== 主题切换按钮 ===== */
.theme-toggle {
  display: inline-flex; align-items: center; justify-content: center;
  width: 36px; height: 36px; border-radius: 10px; padding: 0; flex: none;
  background: var(--card-2); border: 1px solid var(--border); color: var(--text-2);
  transition: all .15s ease;
}
.theme-toggle:hover { color: var(--text); border-color: var(--pkg-hover); }
.theme-toggle .ico-moon { display: none; }
[data-theme="light"] .theme-toggle .ico-moon { display: block; }
[data-theme="light"] .theme-toggle .ico-sun { display: none; }
.theme-toggle-float { position: fixed; bottom: 18px; left: 18px; z-index: 300; }

/* ===== 密码框小眼睛 ===== */
.pwd-wrap { position: relative; }
.pwd-wrap input { padding-right: 44px; }
.pwd-eye {
  position: absolute; right: 6px; top: 50%; transform: translateY(-50%);
  width: 32px; height: 32px; display: flex; align-items: center; justify-content: center;
  background: none; border: none; border-radius: 8px; cursor: pointer;
  color: var(--muted); padding: 0;
}
.pwd-eye:hover { color: var(--text); background: var(--hover); }
.pwd-eye svg { pointer-events: none; }