:root {
  --p9-bg: #0a0a0a;
  --p9-panel: #121413;
  --p9-card: #161a18;
  --p9-line: #26302b;
  --p9-neon: #10b981;
  --p9-bright: #34d399;
  --p9-dim: #8aa39a;
  --p9-text: #e7f2ec;
  --p9-r: 8px;
  --p9-r-lg: 14px;
  --p9-glow: 0 0 22px rgba(16, 185, 129, .45);
  --p9-shadow: 0 14px 34px -18px rgba(0, 0, 0, .8);
  --p9-width: 1180px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  background: var(--p9-bg); color: var(--p9-text); line-height: 1.7;
  overflow-x: hidden; -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
.p9-box { width: min(var(--p9-width), 92%); margin-inline: auto; }
.p9-sec { padding: 84px 0; }
.p9-title { max-width: 720px; margin-bottom: 46px; }
.p9-title h2 { font-size: clamp(1.5rem, 2.7vw, 2.1rem); font-weight: 800; line-height: 1.3; margin-bottom: 12px; }
.p9-title h2 b { color: var(--p9-neon); text-shadow: var(--p9-glow); }
.p9-title p { color: var(--p9-dim); font-size: .98rem; }

.p9-btn { display: inline-flex; align-items: center; justify-content: center; padding: 14px 28px; border-radius: 8px; font-size: .96rem; font-weight: 700; white-space: nowrap; transition: transform .22s, box-shadow .22s, background .22s; }
.p9-btn-neon { background: var(--p9-neon); color: #04130d; box-shadow: var(--p9-glow); }
.p9-btn-neon:hover { transform: translateY(-2px); background: var(--p9-bright); }
.p9-btn-ghost { background: transparent; color: var(--p9-bright); border: 1.5px solid var(--p9-neon); }
.p9-btn-ghost:hover { background: rgba(16, 185, 129, .12); transform: translateY(-2px); }
.p9-btn-dark { background: var(--p9-card); color: var(--p9-text); border: 1.5px solid var(--p9-line); }
.p9-btn-dark:hover { border-color: var(--p9-neon); transform: translateY(-2px); }

.p9-nav { position: fixed; inset: 0 0 auto 0; z-index: 100; background: rgba(10, 10, 10, .82); backdrop-filter: blur(15px); -webkit-backdrop-filter: blur(15px); border-bottom: 1px solid var(--p9-line); }
.p9-nav.p9-solid { background: rgba(10, 10, 10, .97); box-shadow: 0 8px 24px -14px #000; }
.p9-nav-in { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.p9-logo { font-size: 1.44rem; font-weight: 800; color: var(--p9-bright); text-shadow: var(--p9-glow); letter-spacing: 1px; white-space: nowrap; }
.p9-links { display: flex; gap: 27px; }
.p9-links a { color: var(--p9-dim); font-size: .92rem; font-weight: 600; transition: color .22s; }
.p9-links a:hover { color: var(--p9-bright); }
.p9-burger { display: none; flex-direction: column; gap: 5px; padding: 8px; }
.p9-burger span { display: block; width: 24px; height: 2px; background: var(--p9-neon); border-radius: 2px; transition: transform .3s, opacity .3s; }
.p9-burger.p9-on span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.p9-burger.p9-on span:nth-child(2) { opacity: 0; }
.p9-burger.p9-on span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.p9-hero { padding: 128px 0 84px; background: radial-gradient(circle at 50% 0%, rgba(16, 185, 129, .12), transparent 55%), var(--p9-bg); }
.p9-hero-top { text-align: center; max-width: 820px; margin: 0 auto 46px; }
.p9-hero-label { display: inline-block; padding: 6px 17px; border-radius: 999px; background: rgba(16, 185, 129, .1); border: 1px solid rgba(16, 185, 129, .4); color: var(--p9-bright); font-size: .82rem; font-weight: 700; margin-bottom: 22px; }
.p9-hero-top h1 { font-size: clamp(2.1rem, 4.8vw, 3.5rem); font-weight: 800; line-height: 1.15; margin-bottom: 17px; }
.p9-hero-top h1 span { color: var(--p9-neon); text-shadow: var(--p9-glow); }
.p9-hero-top > p { color: var(--p9-dim); font-size: 1.05rem; max-width: 640px; margin: 0 auto 30px; }
.p9-hero-btns { display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; }
.p9-hero-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.p9-hero-grid img { width: 100%; aspect-ratio: 3/4; object-fit: cover; border-radius: var(--p9-r-lg); border: 1px solid var(--p9-line); box-shadow: var(--p9-shadow); }

.p9-stat { background: var(--p9-panel); padding: 54px 0; border-block: 1px solid var(--p9-line); }
.p9-stat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.p9-stat-item { text-align: center; }
.p9-stat-num { font-size: clamp(1.8rem, 3.2vw, 2.5rem); font-weight: 800; color: var(--p9-bright); text-shadow: var(--p9-glow); line-height: 1.2; }
.p9-stat-label { font-size: .87rem; color: var(--p9-dim); }

.p9-live { background: var(--p9-bg); }
.p9-room-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.p9-room { background: var(--p9-card); border: 1px solid var(--p9-line); border-radius: var(--p9-r-lg); overflow: hidden; transition: transform .24s, border-color .24s, box-shadow .24s; }
.p9-room:hover { transform: translateY(-6px); border-color: var(--p9-neon); box-shadow: var(--p9-glow); }
.p9-room-cover { position: relative; }
.p9-room-cover img { width: 100%; aspect-ratio: 3/4; object-fit: cover; filter: saturate(.95); }
.p9-live-tag { position: absolute; top: 11px; left: 11px; padding: 4px 11px; border-radius: 6px; background: var(--p9-neon); color: #04130d; font-size: .7rem; font-weight: 800; }
.p9-room-info { padding: 15px 15px 17px; }
.p9-room-info h3 { font-size: .95rem; font-weight: 800; margin-bottom: 5px; }
.p9-room-info p { color: var(--p9-dim); font-size: .81rem; margin-bottom: 10px; }
.p9-room-meta { display: flex; align-items: center; gap: 8px; }
.p9-mini { padding: 3px 10px; border-radius: 6px; font-size: .7rem; font-weight: 700; background: rgba(16, 185, 129, .12); color: var(--p9-bright); }
.p9-watch { margin-left: auto; font-size: .76rem; font-weight: 700; color: var(--p9-neon); }

.p9-play { background: var(--p9-panel); }
.p9-play-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.p9-play-card { background: var(--p9-card); border: 1px solid var(--p9-line); border-radius: var(--p9-r-lg); padding: 26px 20px; transition: transform .22s, border-color .22s; }
.p9-play-card:hover { transform: translateY(-5px); border-color: var(--p9-neon); }
.p9-play-no { width: 46px; height: 46px; margin-bottom: 14px; border-radius: 8px; background: rgba(16, 185, 129, .12); color: var(--p9-bright); display: grid; place-items: center; font-weight: 800; }
.p9-play-card h3 { font-size: 1rem; font-weight: 800; margin-bottom: 8px; }
.p9-play-card p { color: var(--p9-dim); font-size: .85rem; }

.p9-review { background: var(--p9-bg); }
.p9-review-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.p9-review-card { background: var(--p9-card); border: 1px solid var(--p9-line); border-radius: var(--p9-r-lg); padding: 27px 24px; }
.p9-review-stars { color: var(--p9-neon); text-shadow: var(--p9-glow); letter-spacing: 2px; font-size: .9rem; margin-bottom: 12px; }
.p9-review-text { font-size: .91rem; margin-bottom: 17px; }
.p9-review-user { display: flex; align-items: center; gap: 11px; }
.p9-review-avatar { width: 40px; height: 40px; border-radius: 8px; background: rgba(16, 185, 129, .12); color: var(--p9-bright); display: grid; place-items: center; font-weight: 800; }
.p9-review-user .nm { font-weight: 700; font-size: .9rem; }
.p9-review-user .rl { color: var(--p9-dim); font-size: .78rem; }

.p9-faq { background: var(--p9-panel); }
.p9-faq-list { max-width: 830px; margin-inline: auto; display: grid; gap: 13px; }
.p9-faq-item { background: var(--p9-card); border: 1px solid var(--p9-line); border-radius: var(--p9-r-lg); overflow: hidden; }
.p9-faq-item summary { padding: 19px 24px; font-weight: 700; font-size: .96rem; cursor: pointer; list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 14px; }
.p9-faq-item summary::-webkit-details-marker { display: none; }
.p9-faq-item summary::after { content: "+"; color: var(--p9-neon); font-size: 1.3rem; }
.p9-faq-item[open] summary { color: var(--p9-bright); }
.p9-faq-item[open] summary::after { content: "−"; }
.p9-faq-body { padding: 0 24px 21px; color: var(--p9-dim); font-size: .92rem; }

.p9-foot { background: #050505; border-top: 1px solid var(--p9-line); padding: 58px 0 28px; }
.p9-foot-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr; gap: 42px; margin-bottom: 34px; }
.p9-foot-brand .p9-logo { display: inline-block; margin-bottom: 14px; }
.p9-foot-brand p { font-size: .89rem; color: var(--p9-dim); max-width: 370px; }
.p9-foot-col h4 { color: var(--p9-text); font-size: .96rem; margin-bottom: 16px; }
.p9-foot-col a, .p9-foot-col li { display: block; color: var(--p9-dim); font-size: .87rem; margin-bottom: 11px; }
.p9-foot-col a:hover { color: var(--p9-bright); }
.p9-foot-bottom { border-top: 1px solid var(--p9-line); padding-top: 22px; text-align: center; font-size: .8rem; color: #5a6b64; }

.p9-up { position: fixed; right: 24px; bottom: 26px; z-index: 95; width: 46px; height: 46px; border-radius: 8px; background: var(--p9-neon); color: #04130d; display: grid; place-items: center; font-size: 1.15rem; font-weight: 800; box-shadow: var(--p9-glow); opacity: 0; visibility: hidden; transform: translateY(14px); transition: .3s; }
.p9-up.p9-show { opacity: 1; visibility: visible; transform: translateY(0); }

.p9-fade { opacity: 0; transform: translateY(26px); transition: opacity .65s ease, transform .65s ease; }
.p9-fade.p9-in { opacity: 1; transform: translateY(0); }

@media (max-width: 1024px) {
  .p9-room-grid, .p9-play-grid { grid-template-columns: repeat(2, 1fr); }
  .p9-review-grid { grid-template-columns: 1fr; }
}
@media (max-width: 900px) {
  .p9-links { display: none; position: absolute; top: 68px; left: 0; right: 0; flex-direction: column; background: rgba(10, 10, 10, .98); padding: 24px 6%; gap: 20px; }
  .p9-links.p9-open { display: flex; }
  .p9-burger { display: flex; }
  .p9-stat-grid { grid-template-columns: repeat(2, 1fr); }
  .p9-foot-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .p9-sec { padding: 64px 0; }
  .p9-hero-grid { grid-template-columns: 1fr; }
  .p9-foot-grid { grid-template-columns: 1fr; text-align: center; }
}
@media (max-width: 520px) {
  .p9-room-grid, .p9-play-grid { grid-template-columns: 1fr; }
  .p9-hero-btns .p9-btn { flex: 1 1 100%; }
}
a:focus-visible, button:focus-visible, summary:focus-visible { outline: 2px solid var(--p9-neon); outline-offset: 2px; border-radius: 4px; }

@media (min-width: 901px) {
  .p9-nav-in { justify-content: center; gap: 38px; }
}