/* ==========================================================================
   LZRJKJ 期货直播间 —— 主样式
   白色基底 + 专业蓝主色 + 浅金点缀
   ========================================================================== */

:root {
  --bg: #ffffff;
  --bg-soft: #f5f8fd;
  --bg-blue: #eef4fd;
  --ink: #0f1c2e;
  --ink-2: #4a5b72;
  --ink-3: #8593a8;
  --blue: #1a56b8;
  --blue-deep: #0b2b5c;
  --blue-mid: #123a7a;
  --blue-bright: #2f80ed;
  --cyan: #38bdf8;
  --gold: #c8a45c;
  --line: #e5edf8;
  --line-2: #d5e2f2;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 6px 24px rgba(15, 44, 92, .07);
  --shadow-md: 0 14px 40px rgba(15, 44, 92, .10);
  --shadow-lg: 0 24px 64px rgba(11, 43, 92, .16);
  --wrap: 1200px;
  --font: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", system-ui, -apple-system, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }

a { color: var(--blue); text-decoration: none; transition: color .2s ease; }
a:hover { color: var(--blue-bright); }

h1, h2, h3, h4 { margin: 0 0 .6em; line-height: 1.3; color: var(--ink); font-weight: 700; letter-spacing: -.01em; }

p { margin: 0 0 1.1em; }

.lz-wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }

.screen-reader-text {
  position: absolute !important; width: 1px; height: 1px; overflow: hidden;
  clip: rect(1px, 1px, 1px, 1px); white-space: nowrap;
}

/* ---------------- 顶部风险条 ---------------- */
.lz-topbar {
  background: var(--blue-deep);
  color: rgba(255, 255, 255, .82);
  font-size: 13px;
  line-height: 38px;
}
.lz-topbar__inner { display: flex; align-items: center; gap: 16px; }
.lz-topbar__live { display: inline-flex; align-items: center; gap: 7px; color: #fff; font-weight: 600; }
.lz-topbar__tip { flex: 1; color: rgba(255, 255, 255, .68); }
.lz-topbar__time { font-variant-numeric: tabular-nums; color: var(--gold); letter-spacing: .5px; }

.lz-pulse {
  width: 8px; height: 8px; border-radius: 50%; background: #34d399;
  box-shadow: 0 0 0 0 rgba(52, 211, 153, .7); animation: lzPulse 2s infinite;
  display: inline-block;
}
@keyframes lzPulse {
  0%   { box-shadow: 0 0 0 0 rgba(52, 211, 153, .65); }
  70%  { box-shadow: 0 0 0 9px rgba(52, 211, 153, 0); }
  100% { box-shadow: 0 0 0 0 rgba(52, 211, 153, 0); }
}

/* ---------------- Header ---------------- */
.lz-header {
  background: rgba(255, 255, 255, .92);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 90;
  transition: box-shadow .25s ease;
}
.lz-header.is-stuck { box-shadow: 0 8px 28px rgba(15, 44, 92, .09); }
.lz-header__inner { display: flex; align-items: center; justify-content: space-between; height: 74px; gap: 20px; }

.lz-logo { display: inline-flex; align-items: center; gap: 12px; color: var(--ink); }
.lz-logo__mark {
  width: 44px; height: 44px; flex: 0 0 44px;
  display: grid; place-items: center;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--blue-deep), var(--blue-bright));
  color: #fff; font-size: 21px; font-weight: 700;
  box-shadow: 0 8px 20px rgba(26, 86, 184, .28);
}
.lz-logo__txt { display: flex; flex-direction: column; line-height: 1.25; }
.lz-logo__txt strong { font-size: 18px; letter-spacing: .5px; }
.lz-logo__txt em { font-style: normal; font-size: 12px; color: var(--ink-3); letter-spacing: .2px; }
.lz-logo--light, .lz-logo--light strong { color: #fff; }
.lz-logo--light .lz-logo__txt em { color: rgba(255, 255, 255, .6); }
.lz-logo--light .lz-logo__mark { background: linear-gradient(135deg, var(--blue-bright), var(--cyan)); box-shadow: none; }

.lz-nav__ul { display: flex; align-items: center; gap: 4px; list-style: none; margin: 0; padding: 0; }
.lz-nav__ul li a {
  display: block; padding: 9px 15px; border-radius: 999px;
  color: var(--ink-2); font-size: 15px; font-weight: 500;
  transition: all .2s ease;
}
.lz-nav__ul li a:hover { background: var(--bg-blue); color: var(--blue); }
.lz-nav__ul li.current-menu-item > a { background: var(--bg-blue); color: var(--blue); font-weight: 600; }

.lz-burger {
  display: none; width: 42px; height: 42px; border: 1px solid var(--line-2);
  background: #fff; border-radius: 10px; cursor: pointer; padding: 11px 10px;
}
.lz-burger span { display: block; height: 2px; background: var(--blue); border-radius: 2px; margin-bottom: 4px; }
.lz-burger span:last-child { margin-bottom: 0; }

/* ---------------- Hero ---------------- */
.lz-hero { position: relative; overflow: hidden; background: linear-gradient(135deg, #0a2550 0%, #123a7a 48%, #1e63c9 100%); }
.lz-hero__bg {
  position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(680px 340px at 88% 8%, rgba(56, 189, 248, .26), transparent 62%),
    radial-gradient(560px 300px at 6% 96%, rgba(200, 164, 92, .16), transparent 60%);
}
.lz-hero__inner {
  position: relative; z-index: 2;
  display: grid; grid-template-columns: 1.32fr .88fr; gap: 56px;
  padding: 84px 24px 92px;
}
.lz-hero__badge {
  display: inline-block; padding: 6px 16px; border-radius: 999px;
  background: rgba(255, 255, 255, .13); border: 1px solid rgba(255, 255, 255, .24);
  color: #dbeafe; font-size: 13px; letter-spacing: 1.2px; margin-bottom: 22px;
}
.lz-hero__title {
  font-size: 54px; line-height: 1.1; margin: 0 0 20px; color: #fff;
  letter-spacing: -.5px; font-weight: 800;
  text-shadow: 0 6px 30px rgba(0, 0, 0, .16);
}
.lz-hero__sub { font-size: 17px; color: rgba(255, 255, 255, .82); max-width: 620px; margin-bottom: 32px; }
.lz-hero__btns { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 40px; }

.lz-btn {
  display: inline-flex; align-items: center; justify-content: center;
  height: 50px; padding: 0 30px; border-radius: 999px;
  font-size: 15.5px; font-weight: 600; letter-spacing: .3px;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease, color .2s ease;
}
.lz-btn--primary { background: #fff; color: var(--blue-deep); box-shadow: 0 12px 30px rgba(0, 0, 0, .18); }
.lz-btn--primary:hover { transform: translateY(-2px); color: var(--blue-deep); box-shadow: 0 18px 40px rgba(0, 0, 0, .24); }
.lz-btn--ghost { background: transparent; color: #fff; border: 1.5px solid rgba(255, 255, 255, .45); }
.lz-btn--ghost:hover { background: rgba(255, 255, 255, .12); color: #fff; transform: translateY(-2px); }

.lz-hero__stats { display: flex; gap: 44px; list-style: none; margin: 0; padding: 0; flex-wrap: wrap; }
.lz-hero__stats li { display: flex; flex-direction: column; }
.lz-hero__stats strong { font-size: 28px; color: #fff; line-height: 1.2; font-weight: 800; }
.lz-hero__stats span { font-size: 13px; color: rgba(255, 255, 255, .62); }

.lz-hero__panel {
  background: rgba(255, 255, 255, .07);
  border: 1px solid rgba(255, 255, 255, .16);
  border-radius: 20px; padding: 26px 26px 20px;
  backdrop-filter: blur(10px);
  box-shadow: 0 24px 60px rgba(0, 0, 0, .22);
  align-self: start;
}
.lz-hero__panel-head {
  display: flex; align-items: center; gap: 10px;
  color: #fff; font-weight: 700; font-size: 15px;
  padding-bottom: 16px; margin-bottom: 8px;
  border-bottom: 1px solid rgba(255, 255, 255, .14);
}
.lz-hero__panel-list { list-style: none; margin: 0; padding: 0; }
.lz-hero__panel-list li { padding: 13px 0; border-bottom: 1px dashed rgba(255, 255, 255, .12); }
.lz-hero__panel-list li:last-child { border-bottom: 0; }
.lz-hero__panel-list span { display: block; color: #fff; font-weight: 600; font-size: 15px; margin-bottom: 3px; }
.lz-hero__panel-list em { font-style: normal; font-size: 13px; color: rgba(255, 255, 255, .62); line-height: 1.6; }
.lz-hero__panel-tip { margin: 14px 0 0; font-size: 12px; color: rgba(255, 255, 255, .5); }

/* ---------------- 通用区块 ---------------- */
.lz-section { padding: 78px 0; }
.lz-section--soft { background: var(--bg-soft); }
.lz-section__head { max-width: 760px; margin-bottom: 42px; }
.lz-section__head--row { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; max-width: none; }
.lz-section__title { font-size: 32px; margin-bottom: 12px; position: relative; padding-left: 18px; }
.lz-section__title::before {
  content: ""; position: absolute; left: 0; top: 8px; bottom: 8px; width: 4px;
  border-radius: 4px; background: linear-gradient(180deg, var(--blue-bright), var(--cyan));
}
.lz-section__desc { color: var(--ink-2); font-size: 15.5px; margin: 0; }
.lz-linkmore { color: var(--blue); font-weight: 600; font-size: 15px; white-space: nowrap; }
.lz-empty { color: var(--ink-3); padding: 30px 0; text-align: center; }

/* ---------------- 栏目卡 ---------------- */
.lz-topics { display: grid; grid-template-columns: repeat(auto-fit, minmax(258px, 1fr)); gap: 22px; }
.lz-topic {
  display: flex; flex-direction: column;
  padding: 30px 26px 26px;
  background: #fff; border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
  position: relative; overflow: hidden;
}
.lz-topic::after {
  content: ""; position: absolute; left: 0; right: 0; top: 0; height: 3px;
  background: linear-gradient(90deg, var(--blue-bright), var(--cyan));
  transform: scaleX(0); transform-origin: left; transition: transform .3s ease;
}
.lz-topic:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: var(--line-2); }
.lz-topic:hover::after { transform: scaleX(1); }
.lz-topic__icon {
  width: 50px; height: 50px; display: grid; place-items: center;
  border-radius: 14px; background: var(--bg-blue); font-size: 23px; margin-bottom: 16px;
}
.lz-topic__title { font-size: 19px; margin-bottom: 9px; }
.lz-topic__desc { color: var(--ink-2); font-size: 14.5px; line-height: 1.72; flex: 1; margin-bottom: 16px; }
.lz-topic__more { color: var(--blue); font-size: 14px; font-weight: 600; }
.lz-topic__more i { font-style: normal; transition: transform .2s ease; display: inline-block; }
.lz-topic:hover .lz-topic__more i { transform: translateX(4px); }

/* ---------------- 文章卡 ---------------- */
.lz-grid { display: grid; gap: 22px; }
.lz-grid--3 { grid-template-columns: repeat(3, 1fr); }
.lz-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 26px 24px 20px; box-shadow: var(--shadow);
  display: flex; flex-direction: column;
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.lz-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); border-color: var(--line-2); }
.lz-card__cat {
  align-self: flex-start; font-size: 12px; font-weight: 600; letter-spacing: .4px;
  color: var(--blue); background: var(--bg-blue);
  padding: 4px 12px; border-radius: 999px; margin-bottom: 14px;
}
.lz-card__title { font-size: 17.5px; line-height: 1.5; margin-bottom: 10px; }
.lz-card__title a { color: var(--ink); }
.lz-card__title a:hover { color: var(--blue); }
.lz-card__desc { color: var(--ink-2); font-size: 14px; line-height: 1.72; flex: 1; margin-bottom: 16px; }
.lz-card__meta { display: flex; align-items: center; gap: 9px; font-size: 12.5px; color: var(--ink-3); padding-top: 14px; border-top: 1px solid var(--line); }
.lz-dot { width: 3px; height: 3px; border-radius: 50%; background: var(--ink-3); display: inline-block; }

/* ---------------- 特色 ---------------- */
.lz-feats { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 22px; }
.lz-feat {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 30px 26px; box-shadow: var(--shadow);
}
.lz-feat__no {
  display: inline-block; font-size: 26px; font-weight: 800; line-height: 1;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  -webkit-background-clip: text; background-clip: text; color: transparent;
  margin-bottom: 14px;
}
.lz-feat h3 { font-size: 18px; margin-bottom: 10px; }
.lz-feat p { color: var(--ink-2); font-size: 14.5px; margin: 0; }

/* ---------------- FAQ ---------------- */
.lz-faq { display: grid; gap: 14px; }
.lz-faq__item {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius-sm);
  padding: 4px 24px; box-shadow: var(--shadow);
}
.lz-faq__item summary {
  cursor: pointer; list-style: none; padding: 18px 0;
  font-weight: 600; font-size: 16px; color: var(--ink);
  display: flex; align-items: center; gap: 12px;
}
.lz-faq__item summary::-webkit-details-marker { display: none; }
.lz-faq__item summary::before {
  content: "Q"; flex: 0 0 26px; width: 26px; height: 26px; border-radius: 8px;
  background: var(--bg-blue); color: var(--blue); font-size: 13px;
  display: grid; place-items: center; font-weight: 700;
}
.lz-faq__item[open] summary { color: var(--blue); }
.lz-faq__body { padding: 0 0 20px 38px; color: var(--ink-2); font-size: 15px; line-height: 1.8; }

/* ---------------- Footer ---------------- */
.lz-footer { background: linear-gradient(180deg, #0a2550, #071a3a); color: rgba(255, 255, 255, .72); margin-top: 0; }
.lz-footer__main {
  display: grid; grid-template-columns: 1.5fr 1fr 1.3fr 1.3fr; gap: 42px;
  padding: 64px 24px 48px;
}
.lz-footer__title { color: #fff; font-size: 15px; margin-bottom: 18px; letter-spacing: .4px; }
.lz-footer__intro { font-size: 14px; line-height: 1.85; margin-top: 18px; color: rgba(255, 255, 255, .6); }
.lz-footer__links { list-style: none; margin: 0; padding: 0; }
.lz-footer__links li { margin-bottom: 11px; }
.lz-footer__links a { color: rgba(255, 255, 255, .68); font-size: 14px; }
.lz-footer__links a:hover { color: #fff; }
.lz-footer__risk { font-size: 13.5px; line-height: 1.85; color: rgba(255, 255, 255, .55); }
.lz-footer__bar { border-top: 1px solid rgba(255, 255, 255, .1); }
.lz-footer__bar-inner {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 20px 24px; font-size: 13px; color: rgba(255, 255, 255, .5);
}

/* ---------------- 响应式 ---------------- */
@media (max-width: 1080px) {
  .lz-hero__inner { grid-template-columns: 1fr; gap: 40px; padding: 64px 24px 70px; }
  .lz-hero__title { font-size: 44px; }
  .lz-grid--3 { grid-template-columns: repeat(2, 1fr); }
  .lz-footer__main { grid-template-columns: 1fr 1fr; gap: 34px; }
}

@media (max-width: 760px) {
  .lz-topbar__tip { display: none; }
  .lz-topbar__inner { justify-content: space-between; }
  .lz-burger { display: block; }
  .lz-nav {
    position: absolute; left: 0; right: 0; top: 100%;
    background: #fff; border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow-md); display: none; padding: 12px 20px 18px;
  }
  .lz-nav.is-open { display: block; }
  .lz-nav__ul { flex-direction: column; align-items: stretch; gap: 2px; }
  .lz-nav__ul li a { padding: 12px 14px; border-radius: 10px; }
  .lz-header__inner { height: 66px; }
  .lz-hero__title { font-size: 34px; }
  .lz-hero__sub { font-size: 15.5px; }
  .lz-hero__stats { gap: 26px; }
  .lz-hero__stats strong { font-size: 23px; }
  .lz-section { padding: 54px 0; }
  .lz-section__title { font-size: 25px; }
  .lz-section__head--row { flex-direction: column; align-items: flex-start; }
  .lz-grid--3 { grid-template-columns: 1fr; }
  .lz-footer__main { grid-template-columns: 1fr; gap: 30px; padding: 48px 24px 36px; }
  .lz-footer__bar-inner { flex-direction: column; text-align: center; gap: 6px; }
  .lz-faq__body { padding-left: 0; }
}