/* ================= 诗韵擂台 · 全站样式（基于首页设计 V2 设计语言） =================
   浅色雅致国风：宣纸白 + 墨字 + 朱砂 + 鎏金；移动端优先
====================================================================================*/
* { margin: 0; padding: 0; box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
:root {
  --bg: #faf7f0;            /* 宣纸白 */
  --bg-soft: #f3eee1;
  --card: #ffffff;
  --ink: #26231d;
  --ink-2: #57524a;
  --ink-3: #8d8779;
  --red: #c0392b;           /* 朱砂 */
  --red-deep: #96281b;
  --red-soft: #fbeae7;
  --gold: #b8912f;
  --gold-deep: #8f6e1f;
  --gold-soft: #f7efd8;
  --jade: #2f4f45;
  --jade-soft: #e8efeb;
  --line: #e9e2d2;
  --shadow: 0 6px 24px rgba(64, 54, 28, .08);
  --shadow-lg: 0 14px 40px rgba(64, 54, 28, .14);
  --radius: 18px;
}
html { scroll-behavior: smooth; }
body { font-family: "Noto Serif SC", "Songti SC", "STSong", "SimSun", serif; background: var(--bg); color: var(--ink); line-height: 1.75; padding-bottom: 72px; }
@media (min-width: 769px) { body { padding-bottom: 0; } }
a { text-decoration: none; color: inherit; }
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 18px; }
.serif-num { font-family: Georgia, "Times New Roman", serif; }

/* ---------- 顶部导航 ---------- */
.topbar { position: sticky; top: 0; z-index: 200; background: rgba(250,247,240,.92); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
.topbar-in { display: flex; align-items: center; height: 60px; gap: 14px; }
.logo { display: flex; align-items: center; gap: 10px; margin-right: auto; }
.logo-seal { width: 38px; height: 38px; border-radius: 10px; flex-shrink: 0; background: linear-gradient(145deg, var(--red), var(--red-deep)); color: #fff; font-size: 21px; font-weight: 800; display: flex; align-items: center; justify-content: center; transform: rotate(-4deg); box-shadow: 0 3px 10px rgba(150,40,27,.35); }
.logo-txt { font-size: 20px; font-weight: 800; letter-spacing: 3px; }
.logo-txt span { color: var(--gold-deep); }
.top-menu { display: none; gap: 26px; font-size: 14.5px; }
.top-menu a { color: var(--ink-2); position: relative; padding: 4px 0; }
.top-menu a::after { content: ""; position: absolute; left: 50%; bottom: -2px; width: 0; height: 2px; background: var(--red); transition: all .25s; border-radius: 2px; }
.top-menu a:hover { color: var(--ink); }
.top-menu a:hover::after { width: 100%; left: 0; }
.top-actions { display: flex; align-items: center; gap: 10px; font-size: 14px; }
.top-link { color: var(--ink-2); }
@media (min-width: 769px) { .top-menu { display: flex; } }

/* ---------- 按钮 ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; border-radius: 999px; font-weight: 700; letter-spacing: 2px; cursor: pointer; border: none; transition: transform .18s, box-shadow .18s, background .2s; font-family: inherit; }
.btn:active { transform: scale(.96); }
.btn-red { background: linear-gradient(135deg, #d24a35, var(--red-deep)); color: #fff; padding: 9px 22px; font-size: 14px; box-shadow: 0 6px 18px rgba(150,40,27,.32); }
.btn-red:hover { box-shadow: 0 9px 24px rgba(150,40,27,.45); transform: translateY(-2px); }
.btn-gold { background: linear-gradient(135deg, #d8b254, var(--gold-deep)); color: #fff; padding: 9px 22px; font-size: 14px; box-shadow: 0 6px 18px rgba(184,145,47,.35); }
.btn-line { background: transparent; color: var(--jade); border: 1.5px solid rgba(47,79,69,.4); padding: 8px 20px; font-size: 14px; }
.btn-line:hover { border-color: var(--jade); background: var(--jade-soft); }
.btn-sm { padding: 5px 14px; font-size: 12.5px; }
.btn-block { width: 100%; padding: 13px; font-size: 15.5px; }
.btn[disabled] { opacity: .45; pointer-events: none; }

/* ---------- 通用 Section ---------- */
.sec { padding: 50px 0 10px; }
.sec-head { text-align: center; margin-bottom: 30px; }
.sec-tag { display: inline-block; font-size: 11.5px; letter-spacing: 5px; color: var(--gold-deep); border: 1px solid rgba(184,145,47,.4); border-radius: 999px; padding: 4px 16px; margin-bottom: 12px; }
.sec-title { font-size: clamp(24px, 5vw, 32px); font-weight: 900; letter-spacing: 5px; }
.sec-title i { font-style: normal; color: var(--red); }
.sec-desc { margin-top: 10px; color: var(--ink-3); font-size: 14.5px; }

/* 滚动动效 */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: none; }
.reveal.d1 { transition-delay: .08s; } .reveal.d2 { transition-delay: .16s; } .reveal.d3 { transition-delay: .24s; }

/* ---------- Hero ---------- */
.hero { position: relative; overflow: hidden; padding: 52px 0 0; }
.hero-bg { position: absolute; inset: 0; z-index: 0; }
.hero-bg .sun { position: absolute; top: 46px; right: 8%; width: 120px; height: 120px; border-radius: 50%; background: radial-gradient(circle at 38% 35%, #e8a13c, #cf5b3a); opacity: .85; filter: blur(1px); box-shadow: 0 0 70px 30px rgba(232,161,60,.28); }
.hero-bg svg { position: absolute; bottom: -2px; left: 0; width: 100%; }
.hero-in { position: relative; z-index: 1; text-align: center; }
.hero-badge { display: inline-flex; align-items: center; gap: 8px; font-size: 12.5px; letter-spacing: 4px; color: var(--jade); background: rgba(232,239,235,.9); border: 1px solid rgba(47,79,69,.25); padding: 6px 18px; border-radius: 999px; margin-bottom: 20px; }
.hero-badge i { width: 6px; height: 6px; border-radius: 50%; background: var(--red); animation: pulse 1.6s infinite; }
@keyframes pulse { 0%,100% { opacity: 1; transform: scale(1);} 50% { opacity: .4; transform: scale(.7);} }
.hero h1 { font-size: clamp(38px, 9vw, 66px); font-weight: 900; letter-spacing: 8px; line-height: 1.25; }
.hero h1 em { font-style: normal; color: var(--red); position: relative; }
.hero h1 em::after { content: ""; position: absolute; left: 8%; right: 8%; bottom: 6px; height: 12px; background: linear-gradient(90deg, transparent, rgba(212,175,55,.5), transparent); z-index: -1; border-radius: 6px; }
.hero-poem { margin-top: 14px; font-size: 15px; color: var(--ink-2); letter-spacing: 3px; }
.hero-sub { margin: 16px auto 0; max-width: 560px; font-size: 15px; color: var(--ink-2); }
.hero-sub b { color: var(--red-deep); }
.hero-cta { margin-top: 30px; display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.hero-cta .btn { padding: 13px 36px; font-size: 15.5px; }
.cd-card { margin: 36px auto 0; max-width: 560px; background: linear-gradient(135deg, #31473f, #263831); border-radius: var(--radius); padding: 18px 22px 20px; color: #f0ead6; box-shadow: var(--shadow-lg); position: relative; overflow: hidden; }
.cd-card::before { content: ""; position: absolute; top: -40px; right: -30px; width: 140px; height: 140px; background: radial-gradient(circle, rgba(216,178,84,.25), transparent 65%); border-radius: 50%; }
.cd-label { font-size: 12.5px; letter-spacing: 3px; color: #e6cf8f; margin-bottom: 10px; }
.cd-row { display: flex; justify-content: center; align-items: center; gap: 8px; }
.cd-cell { background: rgba(255,255,255,.1); border: 1px solid rgba(230,207,143,.3); border-radius: 12px; min-width: 64px; padding: 8px 10px; text-align: center; }
.cd-cell b { display: block; font-size: 28px; font-weight: 800; color: #f2df9e; }
.cd-cell span { font-size: 11px; opacity: .75; letter-spacing: 2px; }
.cd-dot { font-size: 20px; color: #e6cf8f; opacity: .8; }
.hero-stats { margin-top: 34px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.hstat { background: rgba(255,255,255,.75); border: 1px solid var(--line); border-radius: 14px; padding: 14px 6px; text-align: center; backdrop-filter: blur(4px); }
.hstat b { display: block; font-size: 24px; font-weight: 800; color: var(--red-deep); }
.hstat span { font-size: 12px; color: var(--ink-3); letter-spacing: 1px; }
.hero-bottom { height: 70px; }

/* ---------- 快捷宫格 ---------- */
.quick { margin-top: -44px; position: relative; z-index: 5; }
.quick-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; background: var(--card); border-radius: 20px; padding: 18px 14px; box-shadow: var(--shadow-lg); border: 1px solid var(--line); }
.q-item { text-align: center; padding: 10px 4px; border-radius: 14px; transition: background .2s, transform .2s; }
.q-item:hover { background: var(--bg-soft); transform: translateY(-3px); }
.q-ico { width: 50px; height: 50px; margin: 0 auto 8px; border-radius: 16px; display: flex; align-items: center; justify-content: center; font-size: 24px; }
.q-item:nth-child(1) .q-ico { background: var(--red-soft); } .q-item:nth-child(2) .q-ico { background: var(--gold-soft); }
.q-item:nth-child(3) .q-ico { background: var(--jade-soft); } .q-item:nth-child(4) .q-ico { background: #ece6f6; }
.q-item:nth-child(5) .q-ico { background: #e6f0f4; } .q-item:nth-child(6) .q-ico { background: #f4e6ec; }
.q-item:nth-child(7) .q-ico { background: var(--red-soft); } .q-item:nth-child(8) .q-ico { background: var(--gold-soft); }
.q-item b { display: block; font-size: 13.5px; letter-spacing: 1px; }
.q-item span { font-size: 11px; color: var(--ink-3); }

/* ---------- 冠军殿堂 ---------- */
.hall-tabs { display: flex; justify-content: center; gap: 10px; margin-bottom: 26px; flex-wrap: wrap; }
.hall-tab { padding: 9px 26px; border-radius: 999px; font-size: 14.5px; font-weight: 700; letter-spacing: 2px; background: #fff; color: var(--ink-2); border: 1.5px solid var(--line); cursor: pointer; transition: all .25s; font-family: inherit; }
.hall-tab.on { background: linear-gradient(135deg, #31473f, #263831); color: #f2e9c9; border-color: transparent; box-shadow: 0 8px 20px rgba(38,56,49,.3); }
.hall-pane { display: none; animation: fadeUp .5s ease; }
.hall-pane.on { display: block; }
@keyframes fadeUp { from { opacity: 0; transform: translateY(18px);} to { opacity: 1; transform: none;} }
.champ-hero { position: relative; border-radius: 22px; overflow: hidden; background: radial-gradient(ellipse 80% 90% at 50% -20%, rgba(216,178,84,.35), transparent 60%), linear-gradient(160deg, #2e2a1d, #3a3322 55%, #2b2618); color: #f5eeda; text-align: center; padding: 46px 24px 38px; box-shadow: 0 20px 50px rgba(50,42,20,.35); margin-bottom: 18px; }
.champ-hero::before { content: ""; position: absolute; inset: 10px; border: 1px solid rgba(216,178,84,.4); border-radius: 16px; pointer-events: none; }
.champ-hero .crown { font-size: 44px; filter: drop-shadow(0 4px 10px rgba(0,0,0,.4)); }
.champ-hero .crown-ring { width: 104px; height: 104px; margin: 16px auto 14px; border-radius: 50%; background: radial-gradient(circle at 32% 28%, #f4df9c, #d8b254 45%, #9d7a24 85%); display: flex; align-items: center; justify-content: center; font-size: 40px; font-weight: 900; color: #4d3a0d; box-shadow: 0 0 0 5px rgba(216,178,84,.25), 0 10px 30px rgba(0,0,0,.4); }
.champ-hero .c-title { font-size: 13px; letter-spacing: 6px; color: #e6cf8f; }
.champ-hero .c-name { font-size: 34px; font-weight: 900; letter-spacing: 6px; margin: 6px 0 2px; }
.champ-hero .c-group { font-size: 12.5px; color: rgba(245,238,218,.7); letter-spacing: 2px; }
.champ-hero .c-quote { margin-top: 14px; font-size: 14.5px; font-style: italic; color: rgba(245,238,218,.85); }
.champ-hero .c-meta { margin-top: 14px; display: inline-flex; gap: 8px; flex-wrap: wrap; justify-content: center; }
.champ-hero .c-meta span { font-size: 12px; color: #e6cf8f; border: 1px solid rgba(230,207,143,.4); padding: 3px 14px; border-radius: 999px; letter-spacing: 1px; }
.champ-hero .c-acts { margin-top: 20px; }
.champ-hero .c-acts .btn { padding: 10px 30px; font-size: 14px; }
.champ-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.champ-card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 24px 14px; text-align: center; position: relative; overflow: hidden; box-shadow: var(--shadow); transition: transform .22s, box-shadow .22s; }
.champ-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.champ-card::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 4px; }
.champ-card.lv-gold::before { background: linear-gradient(90deg, #e3c66a, #b8912f); }
.champ-card.lv-silver::before { background: linear-gradient(90deg, #d9d4c6, #a8a192); }
.champ-card.lv-bronze::before { background: linear-gradient(90deg, #dda470, #b5713c); }
.champ-card .medal { width: 62px; height: 62px; margin: 0 auto 12px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 24px; font-weight: 900; color: #fff; box-shadow: inset 0 0 0 3px rgba(255,255,255,.35), 0 6px 14px rgba(0,0,0,.14); }
.lv-gold .medal { background: linear-gradient(135deg, #e3c66a, #a5811f); }
.lv-silver .medal { background: linear-gradient(135deg, #d9d4c6, #96907f); }
.lv-bronze .medal { background: linear-gradient(135deg, #dda470, #a5642f); }
.champ-card .cc-tag { position: absolute; top: 12px; right: -34px; transform: rotate(38deg); font-size: 10.5px; letter-spacing: 2px; color: #fff; padding: 3px 38px; }
.lv-gold .cc-tag { background: var(--gold); } .lv-silver .cc-tag { background: #96907f; } .lv-bronze .cc-tag { background: #b5713c; }
.champ-card .cc-name { font-size: 18px; font-weight: 800; letter-spacing: 2px; }
.champ-card .cc-group { font-size: 12px; color: var(--ink-3); margin-top: 2px; }
.champ-card .cc-quote { font-size: 12.5px; color: var(--ink-2); margin-top: 8px; font-style: italic; }
.champ-card .cc-stat { margin-top: 12px; font-size: 12px; color: var(--gold-deep); border-top: 1px dashed var(--line); padding-top: 10px; }
.champ-more { text-align: center; margin-top: 22px; }
.champ-empty { background: var(--card); border: 1px dashed var(--line); border-radius: var(--radius); text-align: center; padding: 40px 20px; color: var(--ink-3); }
.champ-empty .ce-emoji { font-size: 40px; display: block; margin-bottom: 10px; }
.champ-empty b { color: var(--ink-2); letter-spacing: 2px; }

/* ---------- 赛程时间线 ---------- */
.timeline-card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); padding: 30px 22px 26px; overflow-x: auto; }
.tl-title { text-align: center; font-size: 16px; font-weight: 800; letter-spacing: 3px; margin-bottom: 6px; }
.tl-sub { text-align: center; font-size: 12.5px; color: var(--ink-3); margin-bottom: 26px; }
.tl-track { display: flex; min-width: 640px; position: relative; }
.tl-track::before { content: ""; position: absolute; top: 15px; left: 8%; right: 8%; height: 3px; background: var(--line); border-radius: 3px; }
.tl-step { flex: 1; text-align: center; position: relative; }
.tl-dot { width: 32px; height: 32px; border-radius: 50%; margin: 0 auto 10px; background: #fff; border: 3px solid var(--line); color: var(--ink-3); display: flex; align-items: center; justify-content: center; font-size: 14px; position: relative; z-index: 1; }
.tl-step.done .tl-dot { background: var(--jade); border-color: var(--jade); color: #fff; }
.tl-step.now .tl-dot { background: var(--red); border-color: var(--red); color: #fff; box-shadow: 0 0 0 6px rgba(192,57,43,.15); animation: ring 1.8s infinite; }
@keyframes ring { 0%,100% { box-shadow: 0 0 0 5px rgba(192,57,43,.16);} 50% { box-shadow: 0 0 0 11px rgba(192,57,43,.05);} }
.tl-step b { display: block; font-size: 14.5px; letter-spacing: 1px; }
.tl-step.now b { color: var(--red-deep); }
.tl-step span { font-size: 12px; color: var(--ink-3); display: block; margin-top: 2px; }
.tl-now-tip { margin-top: 22px; text-align: center; font-size: 13.5px; color: var(--jade); background: var(--jade-soft); border-radius: 12px; padding: 10px 14px; }
.tl-now-tip b { color: var(--red-deep); }

/* ---------- 赛制三卡 ---------- */
.sys-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.sys-card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden; display: flex; flex-direction: column; transition: transform .22s, box-shadow .22s; }
.sys-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.sys-head { padding: 22px 22px 16px; position: relative; }
.sys-head::after { content: ""; position: absolute; bottom: 0; left: 22px; right: 22px; height: 1px; background: linear-gradient(90deg, transparent, var(--line), transparent); }
.sys-emoji { font-size: 34px; }
.sys-head h3 { font-size: 21px; font-weight: 900; letter-spacing: 3px; margin-top: 6px; }
.sys-cycle { font-size: 12px; letter-spacing: 2px; margin-top: 4px; }
.sys-card.s1 .sys-cycle { color: var(--jade); } .sys-card.s2 .sys-cycle { color: var(--gold-deep); } .sys-card.s3 .sys-cycle { color: var(--red-deep); }
.sys-body { padding: 14px 22px 8px; flex: 1; }
.sys-body li { list-style: none; font-size: 13.5px; color: var(--ink-2); padding: 7px 0; border-bottom: 1px dashed var(--line); display: flex; gap: 8px; }
.sys-body li:last-child { border-bottom: none; }
.sys-body li::before { content: "›"; color: var(--gold); font-weight: 800; }
.sys-body li b { color: var(--ink); font-weight: 700; }
.sys-foot { padding: 12px 22px 20px; }
.sys-reward { font-size: 13px; font-weight: 700; border-radius: 12px; padding: 10px 12px; text-align: center; }
.sys-card.s1 .sys-reward { background: var(--jade-soft); color: var(--jade); }
.sys-card.s2 .sys-reward { background: var(--gold-soft); color: var(--gold-deep); }
.sys-card.s3 .sys-reward { background: var(--red-soft); color: var(--red-deep); }

/* ---------- 参赛流程 ---------- */
.steps-band { background: var(--jade); color: #eef3ef; padding: 60px 0 64px; position: relative; overflow: hidden; }
.steps-band::before { content: "诗"; position: absolute; right: -30px; top: -40px; font-size: 260px; color: rgba(255,255,255,.05); font-weight: 900; }
.steps-band .sec-tag { color: #d6c98f; border-color: rgba(214,201,143,.4); }
.steps-band .sec-title { color: #f5f1e4; }
.steps-band .sec-desc { color: rgba(238,243,239,.7); }
.steps-flow { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; margin-top: 8px; }
.step-card { background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.16); border-radius: 16px; padding: 20px 12px 18px; text-align: center; position: relative; transition: background .25s, transform .25s; }
.step-card:hover { background: rgba(255,255,255,.13); transform: translateY(-4px); }
.step-card .s-no { position: absolute; top: -14px; left: 50%; transform: translateX(-50%); background: linear-gradient(135deg, #e3c66a, #b8912f); color: #fff; width: 28px; height: 28px; border-radius: 50%; font-size: 14px; font-weight: 800; display: flex; align-items: center; justify-content: center; box-shadow: 0 4px 10px rgba(0,0,0,.25); }
.step-card .s-ico { font-size: 30px; display: block; margin: 6px 0 8px; }
.step-card b { font-size: 15.5px; letter-spacing: 2px; display: block; }
.step-card span { font-size: 12px; opacity: .75; display: block; margin-top: 4px; }

/* ---------- 证书 ---------- */
.cert-flex { display: grid; grid-template-columns: 1fr 1fr; gap: 34px; align-items: center; }
.cert-left h3 { font-size: 25px; font-weight: 900; letter-spacing: 3px; margin: 10px 0 12px; }
.cert-left p { color: var(--ink-2); font-size: 14.5px; margin-bottom: 8px; }
.cert-pts { margin: 16px 0 22px; }
.cert-pts li { list-style: none; font-size: 14px; color: var(--ink-2); padding: 7px 0; display: flex; gap: 10px; }
.cert-pts li i { width: 22px; height: 22px; border-radius: 50%; background: var(--gold-soft); color: var(--gold-deep); font-style: normal; font-size: 12px; font-weight: 800; flex-shrink: 0; display: flex; align-items: center; justify-content: center; margin-top: 3px; }
.cert-show { position: relative; }
.cert-main { background: linear-gradient(160deg, #fffdf4, #f4ecd6); border: 1px solid #ddcfa4; border-radius: 12px; padding: 26px 20px 30px; text-align: center; box-shadow: var(--shadow-lg); position: relative; transform: rotate(-1.2deg); }
.cert-main::before { content: ""; position: absolute; inset: 7px; border: 1.5px solid rgba(184,145,47,.65); border-radius: 8px; }
.cert-main .cm-title { font-size: 12px; letter-spacing: 6px; color: var(--gold-deep); }
.cert-main .cm-big { font-size: 24px; font-weight: 900; letter-spacing: 4px; margin: 8px 0 2px; }
.cert-main .cm-name { font-size: 30px; font-weight: 900; color: var(--red-deep); letter-spacing: 6px; margin: 10px 0; }
.cert-main .cm-meta { font-size: 12px; color: var(--ink-3); line-height: 1.9; }
.cert-main .cm-row { margin-top: 14px; display: flex; align-items: center; justify-content: center; gap: 14px; }
.cert-main .cm-seal { width: 52px; height: 52px; border-radius: 50%; background: linear-gradient(145deg, var(--red), var(--red-deep)); color: #fff; font-size: 13px; font-weight: 800; transform: rotate(-12deg); display: flex; align-items: center; justify-content: center; box-shadow: 0 4px 10px rgba(150,40,27,.35); }
.cert-main .cm-qrcode { width: 52px; height: 52px; border: 1px solid var(--line); border-radius: 8px; background: repeating-linear-gradient(0deg, #3a352a 0 4px, transparent 4px 8px), repeating-linear-gradient(90deg, #3a352a 0 4px, #fff 4px 8px); background-color: #fff; }
.cert-float { position: absolute; background: #fff; border: 1px solid var(--line); border-radius: 10px; box-shadow: var(--shadow); padding: 10px 16px; font-size: 12.5px; color: var(--ink-2); }
.cert-float b { color: var(--gold-deep); }
.cf-1 { top: -16px; left: -8px; transform: rotate(-4deg); }
.cf-2 { bottom: -14px; right: -6px; transform: rotate(3deg); }

/* ---------- 排行榜 ---------- */
.rank-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.rank-card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden; }
.rank-head { display: flex; align-items: center; justify-content: space-between; padding: 18px 20px 12px; border-bottom: 1px solid var(--line); }
.rank-head h3 { font-size: 18px; letter-spacing: 2px; }
.rank-head .rh-sub { font-size: 11.5px; color: var(--ink-3); margin-top: 2px; }
.rank-tabs { display: flex; gap: 6px; flex-wrap: wrap; }
.rank-tabs a, .rank-tabs span { font-size: 12px; padding: 4px 12px; border-radius: 999px; cursor: pointer; background: var(--bg-soft); color: var(--ink-3); }
.rank-tabs a.on, .rank-tabs span.on { background: var(--red-soft); color: var(--red-deep); font-weight: 700; }
.podium { display: flex; align-items: flex-end; justify-content: center; gap: 10px; padding: 22px 12px 8px; }
.pod { text-align: center; flex: 1; max-width: 130px; }
.pod .p-avatar { width: 52px; height: 52px; margin: 0 auto 8px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 20px; font-weight: 800; color: #fff; }
.pod-1 .p-avatar { width: 64px; height: 64px; font-size: 25px; background: linear-gradient(145deg, #e3c66a, #a5811f); box-shadow: 0 0 0 4px rgba(227,198,106,.3), 0 8px 18px rgba(165,129,31,.4); }
.pod-2 .p-avatar { background: linear-gradient(145deg, #d9d4c6, #96907f); }
.pod-3 .p-avatar { background: linear-gradient(145deg, #dda470, #a5642f); }
.pod .p-name { font-size: 14px; font-weight: 800; }
.pod .p-val { font-size: 12px; color: var(--red-deep); font-weight: 700; }
.pod .p-bar { margin-top: 8px; border-radius: 10px 10px 0 0; display: flex; align-items: flex-start; justify-content: center; font-size: 22px; font-weight: 900; color: rgba(255,255,255,.85); padding-top: 6px; }
.pod-1 .p-bar { height: 64px; background: linear-gradient(180deg, #d8b254, #b8912f); }
.pod-2 .p-bar { height: 46px; background: linear-gradient(180deg, #cfc9ba, #a8a192); }
.pod-3 .p-bar { height: 34px; background: linear-gradient(180deg, #d69c66, #b5713c); }
.rank-list { padding: 6px 12px 10px; }
.rk-row { display: flex; align-items: center; gap: 12px; padding: 10px 10px; border-bottom: 1px dashed var(--line); font-size: 14px; }
.rk-row:last-child { border-bottom: none; }
.rk-no { width: 24px; height: 24px; border-radius: 8px; flex-shrink: 0; font-size: 12px; font-weight: 800; background: var(--bg-soft); color: var(--ink-3); display: flex; align-items: center; justify-content: center; }
.rk-avatar { width: 32px; height: 32px; border-radius: 50%; flex-shrink: 0; background: linear-gradient(145deg, #4a6b5f, #2f4a40); color: #fff; font-size: 13px; font-weight: 700; display: flex; align-items: center; justify-content: center; }
.rk-name { font-weight: 700; flex: 1; }
.rk-meta { font-size: 11.5px; color: var(--ink-3); }
.rk-val { font-weight: 800; color: var(--red-deep); font-size: 14.5px; }
.rk-btn { text-align: center; padding: 4px 0 16px; }
.rk-btn a { font-size: 13px; color: var(--jade); letter-spacing: 1px; }
.rk-btn a:hover { color: var(--red-deep); }

/* ---------- 礼物 ---------- */
.gift-band { background: radial-gradient(ellipse 60% 50% at 85% 10%, rgba(216,178,84,.16), transparent 60%), linear-gradient(165deg, #2c2a20, #37331f 55%, #2a2718); color: #f3ecd8; padding: 64px 0 68px; }
.gift-band .sec-tag { color: #e6cf8f; border-color: rgba(230,207,143,.4); }
.gift-band .sec-title { color: #f7f0da; }
.gift-band .sec-desc { color: rgba(243,236,216,.65); }
.gift-flow { display: grid; grid-template-columns: 1.05fr .95fr; gap: 36px; align-items: center; }
.gift-wall { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.gift-cell { position: relative; background: rgba(255,255,255,.06); border: 1px solid rgba(243,236,216,.18); border-radius: 14px; padding: 16px 10px; text-align: center; transition: all .25s; cursor: pointer; }
.gift-cell:hover { transform: translateY(-5px) scale(1.03); border-color: #e3c66a; background: rgba(227,198,106,.12); }
.gift-cell .g-emoji { font-size: 32px; display: block; filter: drop-shadow(0 4px 8px rgba(0,0,0,.3)); }
.gift-cell .g-name { font-size: 13px; letter-spacing: 2px; margin-top: 6px; display: block; }
.gift-cell .g-price { font-size: 11.5px; color: #e6cf8f; display: block; margin-top: 1px; }
.gift-cell.hot { border-color: rgba(227,198,106,.6); background: rgba(227,198,106,.1); }
.gift-cell .g-hot { position: absolute; top: 6px; right: 6px; font-size: 10px; background: var(--red); color: #fff; padding: 1px 8px; border-radius: 999px; }
.gift-info li { list-style: none; font-size: 14.5px; color: rgba(243,236,216,.85); padding: 8px 0; display: flex; gap: 10px; }
.gift-info li b { color: #f2df9e; }
.gift-note { margin-top: 16px; font-size: 12.5px; color: #e6cf8f; border: 1px dashed rgba(230,207,143,.45); border-radius: 12px; padding: 12px 16px; }
.gift-cta { margin-top: 22px; display: flex; gap: 12px; flex-wrap: wrap; }

/* ---------- 主办 / 页脚 ---------- */
.about-band { text-align: center; padding: 66px 0 30px; }
.about-logo { width: 76px; height: 76px; margin: 0 auto 16px; border-radius: 50%; background: linear-gradient(145deg, var(--jade), #1f332c); color: #e6cf8f; font-size: 30px; font-weight: 800; display: flex; align-items: center; justify-content: center; box-shadow: 0 10px 26px rgba(47,79,69,.3); }
.about-band h3 { font-size: 22px; font-weight: 900; letter-spacing: 4px; margin-bottom: 12px; }
.about-band p { max-width: 640px; margin: 0 auto; color: var(--ink-2); font-size: 14.5px; }
.about-slogan { margin-top: 16px; font-size: 17px; color: var(--red-deep); font-weight: 800; letter-spacing: 3px; }
.footer { background: #23211a; color: rgba(240,234,214,.72); padding: 44px 0 26px; margin-top: 40px; }
.footer-in { display: grid; grid-template-columns: 1.5fr 1fr 1fr; gap: 34px; }
.footer .f-logo { display: flex; align-items: center; gap: 10px; font-size: 20px; font-weight: 800; color: #f0ead6; letter-spacing: 3px; }
.footer .f-slogan { font-size: 12.5px; margin-top: 10px; opacity: .65; line-height: 2; }
.footer h5 { color: #e6cf8f; font-size: 14px; letter-spacing: 3px; margin-bottom: 12px; }
.footer a { display: block; font-size: 13px; padding: 4px 0; opacity: .7; }
.footer a:hover { opacity: 1; color: #e6cf8f; }
.f-copy { grid-column: 1 / -1; text-align: center; font-size: 12px; border-top: 1px solid rgba(240,234,214,.12); padding-top: 18px; margin-top: 16px; opacity: .5; }

/* ---------- 手机底部导航 ---------- */
.tabbar { position: fixed; bottom: 0; left: 0; right: 0; z-index: 300; background: rgba(255,255,255,.96); backdrop-filter: blur(10px); border-top: 1px solid var(--line); display: flex; padding: 6px 4px calc(6px + env(safe-area-inset-bottom)); }
.tabbar a { flex: 1; text-align: center; font-size: 10.5px; color: var(--ink-3); padding: 4px 0; }
.tabbar a .t-ico { display: block; font-size: 20px; margin-bottom: 2px; }
.tabbar a.on { color: var(--red-deep); font-weight: 700; }
.tabbar a.t-join { flex: 1.3; margin: 0 6px; border-radius: 999px; align-self: center; padding: 10px 0 10px; background: linear-gradient(135deg, #d24a35, var(--red-deep)); color: #fff; font-size: 14px; font-weight: 800; letter-spacing: 2px; box-shadow: 0 6px 16px rgba(150,40,27,.35); }
@media (min-width: 769px) { .tabbar { display: none; } }

/* ================= 内页通用 ================= */
.page-hero { background: linear-gradient(135deg, #31473f, #263831); color: #f0ead6; text-align: center; padding: 40px 18px 34px; }
.page-hero h1 { font-size: clamp(24px, 5vw, 32px); font-weight: 900; letter-spacing: 6px; }
.page-hero p { font-size: 13px; color: #e6cf8f; margin-top: 8px; letter-spacing: 2px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); padding: 24px; margin-bottom: 18px; }
.card h3 { font-size: 18px; font-weight: 900; letter-spacing: 2px; margin-bottom: 14px; }
.card h3 small { font-size: 12px; color: var(--ink-3); font-weight: 400; letter-spacing: 1px; margin-left: 8px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.muted { color: var(--ink-3); font-size: 13px; }
.text-red { color: var(--red-deep); }
.text-gold { color: var(--gold-deep); }
.text-center { text-align: center; }
.mt-16 { margin-top: 16px; } .mt-24 { margin-top: 24px; } .mb-16 { margin-bottom: 16px; }

/* 筛选 chip */
.chips { display: flex; gap: 8px; flex-wrap: wrap; justify-content: center; margin-bottom: 18px; }
.chips a { font-size: 13px; padding: 6px 18px; border-radius: 999px; background: #fff; border: 1.5px solid var(--line); color: var(--ink-2); font-weight: 700; letter-spacing: 1px; }
.chips a.on { background: linear-gradient(135deg, #31473f, #263831); color: #f2e9c9; border-color: transparent; box-shadow: 0 6px 16px rgba(38,56,49,.28); }

/* 表单 */
.field { margin-bottom: 16px; }
.field label { display: block; font-size: 13.5px; font-weight: 700; letter-spacing: 1px; margin-bottom: 6px; color: var(--ink-2); }
.input, select.input, textarea.input { width: 100%; border: 1.5px solid var(--line); border-radius: 12px; padding: 11px 14px; font-size: 15px; font-family: inherit; background: #fffdf8; color: var(--ink); outline: none; transition: border .2s, box-shadow .2s; }
.input:focus { border-color: var(--gold); box-shadow: 0 0 0 3px rgba(184,145,47,.12); }
.auth-box { max-width: 420px; margin: 40px auto; }
.hint { font-size: 12px; color: var(--ink-3); margin-top: 6px; }

/* 提示条 */
.toast { position: fixed; top: 74px; left: 50%; transform: translateX(-50%); z-index: 500; padding: 11px 26px; border-radius: 999px; font-size: 14px; font-weight: 700; letter-spacing: 1px; box-shadow: var(--shadow-lg); animation: fadeUp .35s ease; }
.toast-ok { background: #31473f; color: #f2e9c9; }
.toast-err { background: #96281b; color: #ffe9e5; }

/* 答题 */
.quiz-card { max-width: 640px; margin: 30px auto; }
.quiz-progress { display: flex; gap: 6px; margin-bottom: 18px; }
.quiz-progress i { flex: 1; height: 5px; border-radius: 3px; background: var(--line); }
.quiz-progress i.done { background: linear-gradient(90deg, var(--gold), var(--gold-deep)); }
.quiz-progress i.now { background: var(--red); animation: pulse 1.4s infinite; }
.quiz-q { font-size: 19px; font-weight: 800; line-height: 1.8; margin-bottom: 20px; }
.opt { display: flex; align-items: center; gap: 12px; border: 1.5px solid var(--line); background: #fffdf8; border-radius: 14px; padding: 14px 16px; margin-bottom: 12px; cursor: pointer; font-size: 15.5px; transition: all .2s; }
.opt:hover { border-color: var(--gold); background: var(--gold-soft); }
.opt input { width: 20px; height: 20px; accent-color: var(--red); }
.opt.right { border-color: #3f8f5a; background: #ecf6ef; }
.opt.wrong { border-color: #c0392b; background: var(--red-soft); }
.couplet-line { text-align: center; font-size: 22px; font-weight: 900; letter-spacing: 3px; margin: 26px 0; color: var(--ink); }
.result-hero { text-align: center; padding: 36px 20px; }
.result-hero .r-emoji { font-size: 54px; }
.result-hero .r-score { font-size: 52px; font-weight: 900; color: var(--red-deep); }
.result-hero .r-score small { font-size: 16px; color: var(--ink-3); }

/* 个人主页 */
.pf-head { display: flex; gap: 18px; align-items: center; }
.pf-avatar { width: 92px; height: 92px; border-radius: 50%; background: linear-gradient(145deg, #e3c66a, #a5811f); color: #fff; font-size: 36px; font-weight: 900; display: flex; align-items: center; justify-content: center; flex-shrink: 0; box-shadow: 0 10px 24px rgba(165,129,31,.35); }
.pf-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-top: 18px; }
.pf-stat { background: var(--bg-soft); border-radius: 14px; padding: 12px 6px; text-align: center; }
.pf-stat b { display: block; font-size: 20px; font-weight: 800; color: var(--red-deep); }
.pf-stat span { font-size: 11.5px; color: var(--ink-3); }
.badge { display: inline-flex; align-items: center; gap: 4px; font-size: 12px; padding: 3px 12px; border-radius: 999px; background: var(--gold-soft); color: var(--gold-deep); font-weight: 700; }
.badge.b-red { background: var(--red-soft); color: var(--red-deep); }
.badge.b-jade { background: var(--jade-soft); color: var(--jade); }

/* 表格（后台 & 列表） */
.table-wrap { overflow-x: auto; }
table.tbl { width: 100%; border-collapse: collapse; font-size: 13.5px; background: #fff; }
.tbl th { background: var(--bg-soft); color: var(--ink-2); font-weight: 700; padding: 10px 12px; text-align: left; white-space: nowrap; letter-spacing: 1px; }
.tbl td { padding: 10px 12px; border-bottom: 1px dashed var(--line); vertical-align: middle; }
.tbl tr:hover td { background: #fdfbf5; }

/* 后台 */
.admin-nav { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 20px; }
.admin-nav a { font-size: 13.5px; padding: 8px 18px; border-radius: 999px; background: #fff; border: 1px solid var(--line); color: var(--ink-2); font-weight: 700; }
.admin-nav a.on, .admin-nav a:hover { background: var(--jade); color: #fff; border-color: transparent; }
.stat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-bottom: 20px; }
.stat-box { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 18px 14px; text-align: center; box-shadow: var(--shadow); }
.stat-box b { display: block; font-size: 26px; font-weight: 900; color: var(--red-deep); }
.stat-box span { font-size: 12px; color: var(--ink-3); letter-spacing: 1px; }

/* ---------- 响应式 ---------- */
@media (max-width: 768px) {
  .hero h1 { letter-spacing: 5px; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); }
  .quick-grid { grid-template-columns: repeat(4, 1fr); gap: 6px; padding: 14px 8px; }
  .q-ico { width: 44px; height: 44px; font-size: 21px; border-radius: 14px; }
  .champ-grid { grid-template-columns: repeat(2, 1fr); }
  .sys-grid, .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .steps-flow { grid-template-columns: repeat(2, 1fr); gap: 22px 12px; }
  .step-card:nth-child(5) { grid-column: 1 / -1; max-width: 220px; margin: 0 auto; width: 100%; }
  .cert-flex, .rank-wrap, .gift-flow { grid-template-columns: 1fr; }
  .cert-float { display: none; }
  .footer-in { grid-template-columns: 1fr 1fr; }
  .footer-in > div:first-child { grid-column: 1 / -1; }
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
  .pf-stats { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 400px) { .gift-wall { grid-template-columns: repeat(2, 1fr); } }

/* 打印（证书） */
@media print {
  .topbar, .tabbar, .footer, .no-print, .toast { display: none !important; }
  body { padding: 0; background: #fff; }
  .cert-paper { box-shadow: none !important; margin: 0 !important; }
}