/**
 * 小财神盯盘官方网站 - 站点样式
 * 深色基调 + 金色/朱红中式吉祥点缀，参考 stocktide.top 深色卡片风格。
 */

/* ===== CSS 变量 ===== */
:root {
  --bg: #0f1117;
  --bg-2: #1a1d29;
  --bg-card: #1e2230;
  --bg-card-hover: #232838;
  --gold: #d4af37;
  --gold-soft: #e6c558;
  --red: #c0392b;        /* 朱红点缀 */
  --up: #ef4444;         /* 涨红（A股习惯） */
  --down: #22c55e;       /* 跌绿 */
  --text: #e8eaf0;
  --text-muted: #9aa0b0;
  --text-dim: #6b7280;
  --border: #2a2f3e;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 8px 30px rgba(0, 0, 0, 0.45);
  --shadow-gold: 0 8px 30px rgba(212, 175, 55, 0.18);
  --nav-h: 64px;
  --max-w: 1200px;
  --t: 0.25s ease;
}

/* ===== 基础重置 ===== */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: "PingFang SC", "Microsoft YaHei", "Segoe UI", -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; transition: color var(--t); }
a:hover { color: var(--gold); }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }

/* ===== 通用区块 ===== */
.section {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 80px 24px;
}
.section-head { text-align: center; margin-bottom: 48px; }
.section-head .eyebrow {
  display: inline-block;
  font-size: 13px;
  letter-spacing: 2px;
  color: var(--gold);
  padding: 4px 14px;
  border: 1px solid rgba(212, 175, 55, 0.4);
  border-radius: 999px;
  margin-bottom: 16px;
}
.section-head h2 {
  font-size: 34px;
  font-weight: 700;
  margin-bottom: 12px;
  letter-spacing: 1px;
}
.section-head h2 .accent { color: var(--gold); }
.section-head p { color: var(--text-muted); font-size: 16px; }

/* ===== 顶部导航 ===== */
#nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  z-index: 1000;
  display: flex;
  align-items: center;
  background: rgba(15, 17, 23, 0.75);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: background var(--t), border-color var(--t), box-shadow var(--t);
}
#nav.scrolled {
  background: rgba(15, 17, 23, 0.92);
  border-bottom-color: var(--border);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
}
.nav-inner {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 19px;
  font-weight: 700;
  letter-spacing: 1px;
}
.nav-logo .logo-mark {
  width: 34px; height: 34px;
  display: inline-flex;
  align-items: center; justify-content: center;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--gold), var(--red));
  color: #1a1d29;
  font-size: 18px;
  font-weight: 900;
  box-shadow: 0 2px 8px rgba(212, 175, 55, 0.4);
}
.nav-logo .logo-text .zh { color: var(--text); }
.nav-logo .logo-text .en { color: var(--gold); font-size: 12px; font-weight: 600; letter-spacing: 2px; }
.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}
.nav-links a {
  font-size: 15px;
  color: var(--text-muted);
  position: relative;
  padding: 6px 0;
}
.nav-links a::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 0; height: 2px;
  background: var(--gold);
  transition: width var(--t);
}
.nav-links a:hover { color: var(--text); }
.nav-links a:hover::after { width: 100%; }
.nav-cta { display: flex; align-items: center; gap: 12px; }

/* ===== 按钮 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 22px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
  transition: transform var(--t), box-shadow var(--t), background var(--t);
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn-gold {
  background: linear-gradient(135deg, var(--gold), var(--gold-soft));
  color: #1a1d29;
  box-shadow: 0 4px 14px rgba(212, 175, 55, 0.35);
}
.btn-gold:hover { color: #1a1d29; transform: translateY(-2px); box-shadow: 0 8px 22px rgba(212, 175, 55, 0.5); }
.btn-outline {
  border: 1px solid var(--border);
  color: var(--text);
  background: transparent;
}
.btn-outline:hover { border-color: var(--gold); color: var(--gold); transform: translateY(-2px); }
.btn-ghost {
  background: rgba(255,255,255,0.06);
  color: var(--text);
  border: 1px solid var(--border);
}
.btn-ghost:hover { background: rgba(212,175,55,0.12); border-color: var(--gold); color: var(--gold); }
.btn-sm { padding: 7px 16px; font-size: 13px; }
.btn-lg { padding: 14px 30px; font-size: 16px; }

/* ===== 汉堡菜单 ===== */
.nav-toggle {
  display: none;
  width: 40px; height: 40px;
  align-items: center; justify-content: center;
  border-radius: 8px;
  color: var(--text);
  font-size: 22px;
}

/* ===== Hero ===== */
#hero {
  position: relative;
  padding-top: calc(var(--nav-h) + 70px);
  padding-bottom: 60px;
  background:
    radial-gradient(1200px 500px at 80% -10%, rgba(212,175,55,0.12), transparent 60%),
    radial-gradient(900px 500px at 10% 10%, rgba(192,57,43,0.10), transparent 60%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 100%);
  overflow: hidden;
}
#hero::before {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(212,175,55,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(212,175,55,0.04) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(circle at 50% 30%, #000 0%, transparent 75%);
  -webkit-mask-image: radial-gradient(circle at 50% 30%, #000 0%, transparent 75%);
  pointer-events: none;
}
.hero-inner {
  position: relative;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
  text-align: center;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: 999px;
  background: rgba(212,175,55,0.10);
  border: 1px solid rgba(212,175,55,0.35);
  color: var(--gold);
  font-size: 13px;
  margin-bottom: 22px;
}
.hero-badge .layui-icon { font-size: 14px; }
.hero-badge .sep { color: var(--text-dim); }
.hero h1 {
  font-size: 60px;
  font-weight: 800;
  letter-spacing: 4px;
  line-height: 1.15;
  margin-bottom: 16px;
  background: linear-gradient(135deg, #fff 30%, var(--gold) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero h1 .seal {
  display: inline-block;
  width: 56px; height: 56px;
  margin: 0 10px;
  vertical-align: middle;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--red), #8e2a20);
  color: #ffe9a8;
  font-size: 26px;
  font-weight: 900;
  line-height: 56px;
  letter-spacing: 0;
  -webkit-text-fill-color: #ffe9a8;
  box-shadow: 0 4px 16px rgba(192,57,43,0.5);
  transform: rotate(-3deg);
}
.hero .subtitle {
  font-size: 20px;
  color: var(--text-muted);
  margin-bottom: 32px;
  letter-spacing: 1px;
}
.hero .subtitle .dot { color: var(--gold); margin: 0 10px; }
.hero-cta {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 48px;
}
.hero-meta {
  display: flex;
  justify-content: center;
  gap: 40px;
  flex-wrap: wrap;
  color: var(--text-muted);
  font-size: 14px;
  margin-bottom: 40px;
}
.hero-meta .item { display: inline-flex; align-items: center; gap: 6px; }
.hero-meta .item .layui-icon { color: var(--gold); }

/* ===== 跑马灯演示条 ===== */
.ticker-bar {
  position: relative;
  max-width: var(--max-w);
  margin: 0 auto;
  background: rgba(0, 0, 0, 0.55);
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: var(--shadow), inset 0 1px 0 rgba(255,255,255,0.04);
  overflow: hidden;
  backdrop-filter: blur(6px);
}
.ticker-bar::before {
  content: "";
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 80px;
  background: linear-gradient(90deg, rgba(0,0,0,0.7), transparent);
  z-index: 2;
  pointer-events: none;
}
.ticker-bar::after {
  content: "";
  position: absolute;
  right: 0; top: 0; bottom: 0;
  width: 80px;
  background: linear-gradient(270deg, rgba(0,0,0,0.7), transparent);
  z-index: 2;
  pointer-events: none;
}
.ticker-label {
  position: absolute;
  left: 14px; top: 50%;
  transform: translateY(-50%);
  z-index: 3;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 6px;
  background: linear-gradient(135deg, var(--gold), var(--gold-soft));
  color: #1a1d29;
  font-size: 12px;
  font-weight: 700;
}
.ticker-track {
  display: flex;
  align-items: center;
  gap: 0;
  padding: 14px 0 14px 110px;
  white-space: nowrap;
  width: max-content;
  animation: ticker-scroll 40s linear infinite;
}
.ticker-bar:hover .ticker-track { animation-play-state: paused; }
.ticker-item {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 0 26px;
  border-right: 1px solid rgba(255,255,255,0.06);
  font-size: 14px;
}
.ticker-item .t-name { color: var(--text); font-weight: 600; }
.ticker-item .t-code { color: var(--text-dim); font-size: 12px; }
.ticker-item .t-price { color: var(--text); font-variant-numeric: tabular-nums; }
.ticker-item .t-pct { font-weight: 700; font-variant-numeric: tabular-nums; }
.ticker-item.up .t-price,
.ticker-item.up .t-pct,
.ticker-item.up .t-chg { color: var(--up); }
.ticker-item.down .t-price,
.ticker-item.down .t-pct,
.ticker-item.down .t-chg { color: var(--down); }
.ticker-item .t-arrow { font-size: 12px; }
@keyframes ticker-scroll {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ===== 功能特性 ===== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}
.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: transform var(--t), border-color var(--t), box-shadow var(--t), background var(--t);
  position: relative;
  overflow: hidden;
}
.feature-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
  opacity: 0;
  transition: opacity var(--t);
}
.feature-card:hover {
  transform: translateY(-6px);
  border-color: rgba(212,175,55,0.55);
  background: var(--bg-card-hover);
  box-shadow: var(--shadow-gold);
}
.feature-card:hover::before { opacity: 1; }
.feature-card .icon-wrap {
  width: 52px; height: 52px;
  border-radius: 12px;
  display: inline-flex;
  align-items: center; justify-content: center;
  background: linear-gradient(135deg, rgba(212,175,55,0.18), rgba(192,57,43,0.12));
  border: 1px solid rgba(212,175,55,0.25);
  margin-bottom: 16px;
}
.feature-card .icon-wrap .layui-icon {
  font-size: 26px;
  color: var(--gold);
}
.feature-card h3 {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 10px;
}
.feature-card p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
}

/* ===== 预警演示 ===== */
.alert-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin-bottom: 32px;
}
.alert-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  transition: transform var(--t), border-color var(--t);
}
.alert-card:hover { transform: translateY(-4px); }
.alert-card .alert-type {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 14px;
  letter-spacing: 1px;
}
/* 弹窗示意框 */
.alert-mock {
  border-radius: var(--radius-sm);
  padding: 16px 18px;
  display: flex;
  gap: 12px;
  align-items: flex-start;
  margin-bottom: 14px;
  font-size: 14px;
}
.alert-mock .layui-icon { font-size: 22px; flex-shrink: 0; margin-top: 2px; }
.alert-mock .mock-title { font-weight: 700; margin-bottom: 4px; }
.alert-mock .mock-body { font-size: 13px; opacity: 0.92; }
.alert-mock.normal {
  background: rgba(56,132,255,0.10);
  border: 1px solid rgba(56,132,255,0.35);
  color: #6cb0ff;
}
.alert-mock.error {
  background: rgba(239,68,68,0.10);
  border: 1px solid rgba(239,68,68,0.4);
  color: #ff8a8a;
}
.alert-mock.warn {
  background: rgba(234,179,8,0.10);
  border: 1px solid rgba(234,179,8,0.4);
  color: #facc15;
}
.alert-mock.error .mock-body { font-family: "Consolas","Courier New",monospace; }
.alert-card .alert-note {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.7;
}
.alert-foot {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 24px;
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  color: var(--text-muted);
  font-size: 14px;
}
.alert-foot .layui-icon { color: var(--gold); font-size: 20px; }
.alert-foot strong { color: var(--text); }

/* ===== 运行环境 ===== */
.env-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}
.env-item {
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 18px 20px;
  transition: border-color var(--t), transform var(--t);
}
.env-item:hover { border-color: rgba(212,175,55,0.4); transform: translateX(4px); }
.env-item .env-icon {
  width: 44px; height: 44px;
  flex-shrink: 0;
  border-radius: 10px;
  display: inline-flex;
  align-items: center; justify-content: center;
  background: rgba(212,175,55,0.10);
  border: 1px solid rgba(212,175,55,0.25);
}
.env-item .env-icon .layui-icon { font-size: 22px; color: var(--gold); }
.env-item.ok .env-icon { background: rgba(34,197,94,0.10); border-color: rgba(34,197,94,0.3); }
.env-item.ok .env-icon .layui-icon { color: var(--down); }
.env-item.no .env-icon { background: rgba(239,68,68,0.10); border-color: rgba(239,68,68,0.3); }
.env-item.no .env-icon .layui-icon { color: var(--up); }
.env-item .env-text .t { font-weight: 600; font-size: 15px; }
.env-item .env-text .s { font-size: 13px; color: var(--text-muted); }

/* ===== 定价 ===== */
.pricing-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
  max-width: 880px;
  margin: 0 auto;
}
.price-card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 36px 32px;
  transition: transform var(--t), box-shadow var(--t);
}
.price-card.highlight {
  border-color: var(--gold);
  box-shadow: var(--shadow-gold);
  background: linear-gradient(180deg, rgba(212,175,55,0.06), var(--bg-card) 60%);
}
.price-card.highlight::before {
  content: "推荐";
  position: absolute;
  top: -13px; left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--gold), var(--gold-soft));
  color: #1a1d29;
  font-size: 13px;
  font-weight: 700;
  padding: 4px 18px;
  border-radius: 999px;
  box-shadow: 0 4px 12px rgba(212,175,55,0.4);
  letter-spacing: 2px;
}
.price-card .plan-name {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 6px;
}
.price-card .plan-desc {
  color: var(--text-muted);
  font-size: 14px;
  margin-bottom: 22px;
}
.price-card .plan-price {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 26px;
  padding-bottom: 26px;
  border-bottom: 1px solid var(--border);
}
.price-card .plan-price .amount {
  font-size: 44px;
  font-weight: 800;
  color: var(--gold);
  letter-spacing: 1px;
}
.price-card .plan-price .unit { color: var(--text-muted); font-size: 15px; }
.price-card .plan-features { margin-bottom: 28px; }
.price-card .plan-features li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 9px 0;
  font-size: 14px;
  color: var(--text);
}
.price-card .plan-features li .layui-icon {
  color: var(--gold);
  font-size: 16px;
  margin-top: 3px;
  flex-shrink: 0;
}
.price-card .plan-cta { width: 100%; }

/* ===== FAQ（LayUI collapse 深色定制）===== */
.faq-wrap { max-width: 860px; margin: 0 auto; }
.layui-collapse { border: none; background: transparent; border-radius: 0; }
.layui-colla-item {
  background: var(--bg-card);
  border: 1px solid var(--border) !important;
  border-radius: var(--radius-sm) !important;
  margin-bottom: 12px;
  overflow: hidden;
}
.layui-colla-title {
  background: var(--bg-card) !important;
  color: var(--text) !important;
  font-size: 15px !important;
  font-weight: 600;
  padding: 16px 20px 16px 48px !important;
  position: relative;
  line-height: 1.5 !important;
  min-height: auto !important;
  border-bottom: 1px solid transparent !important;
}
.layui-colla-title .layui-icon {
  left: 18px !important;
  color: var(--gold) !important;
  font-size: 16px !important;
}
.layui-colla-item.layui-show .layui-colla-title { border-bottom-color: var(--border) !important; }
.layui-colla-content {
  background: var(--bg-card) !important;
  color: var(--text-muted) !important;
  padding: 16px 20px 20px 20px !important;
  font-size: 14px;
  line-height: 1.8;
}
.faq-tip {
  text-align: center;
  color: var(--text-muted);
  font-size: 14px;
  margin-top: 24px;
}
.faq-tip .layui-icon { color: var(--gold); }

/* ===== 页脚 ===== */
#footer {
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  padding: 56px 24px 28px;
}
.footer-inner { max-width: var(--max-w); margin: 0 auto; }
.footer-top {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 36px;
  margin-bottom: 36px;
}
.footer-brand .nav-logo { margin-bottom: 14px; }
.footer-brand p { color: var(--text-muted); font-size: 14px; line-height: 1.7; max-width: 320px; }
.footer-col h4 {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 14px;
  color: var(--text);
}
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a { color: var(--text-muted); font-size: 14px; }
.footer-col ul li a:hover { color: var(--gold); }
.footer-disclaimer {
  background: rgba(0,0,0,0.25);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 18px 22px;
  color: var(--text-dim);
  font-size: 12.5px;
  line-height: 1.85;
  margin-bottom: 24px;
}
.footer-disclaimer .lbl {
  display: inline-block;
  color: var(--red);
  font-weight: 700;
  margin-right: 6px;
}
.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  color: var(--text-dim);
  font-size: 13px;
}
.footer-bottom .js-version { color: var(--gold); }

/* ===== 响应式 ===== */
@media (max-width: 1200px) {
  .features-grid { grid-template-columns: repeat(3, 1fr); }
  .hero h1 { font-size: 50px; }
}
@media (max-width: 992px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 28px; }
}
@media (max-width: 768px) {
  .section { padding: 60px 18px; }
  .section-head h2 { font-size: 27px; }
  .nav-toggle { display: inline-flex; }
  .nav-links {
    position: fixed;
    top: var(--nav-h);
    left: 0; right: 0;
    background: rgba(15,17,23,0.98);
    backdrop-filter: blur(12px);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 12px 18px 20px;
    border-bottom: 1px solid var(--border);
    transform: translateY(-150%);
    transition: transform 0.3s ease;
    box-shadow: 0 12px 30px rgba(0,0,0,0.5);
  }
  .nav-links.open { transform: translateY(0); }
  .nav-links a {
    padding: 13px 6px;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    font-size: 16px;
  }
  .nav-links a::after { display: none; }
  .nav-cta .btn-ghost { display: none; }

  #hero { padding-top: calc(var(--nav-h) + 40px); }
  .hero h1 { font-size: 36px; letter-spacing: 2px; }
  .hero h1 .seal { width: 40px; height: 40px; line-height: 40px; font-size: 18px; }
  .hero .subtitle { font-size: 16px; }
  .hero-meta { gap: 18px; font-size: 13px; }
  .ticker-item { padding: 0 18px; font-size: 13px; }

  .features-grid { grid-template-columns: 1fr; }
  .alert-grid { grid-template-columns: 1fr; }
  .env-list { grid-template-columns: 1fr; }
  .pricing-cards { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; gap: 24px; }
}