:root{
  --bg:#07090d;--bg2:#0b0f16;--panel:rgba(15,19,27,.76);--panel-2:rgba(21,26,36,.9);
  --line:rgba(225,201,150,.13);--line-strong:rgba(225,201,150,.28);--gold:#d9b36a;--gold2:#f2d79e;
  --text:#f4f0e8;--muted:#918d85;--soft:#c7c0b3;--jade:#75c3a4;--danger:#df806f;--ok:#7ec9a3;
  --radius:24px;--radius-sm:16px;--shadow:0 18px 60px rgba(0,0,0,.26);
  --safe-b:env(safe-area-inset-bottom,0px);--safe-t:env(safe-area-inset-top,0px)
}
*{box-sizing:border-box}html,body{margin:0;width:100%;min-height:100%;background:radial-gradient(circle at 74% 0%,#171711 0,#0a0c12 28%,#06080c 72%);color:var(--text);font-family:Inter,"PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif}body{overflow-x:hidden}button,input,select{font:inherit}.app-shell{min-height:100vh;display:grid;grid-template-columns:220px minmax(0,1fr)}button{color:inherit}.side-nav{position:fixed;left:0;top:0;bottom:0;width:220px;border-right:1px solid var(--line);padding:30px 18px 24px;display:flex;flex-direction:column;background:linear-gradient(180deg,rgba(11,13,18,.98),rgba(7,9,13,.98));z-index:30}.brand-block{display:flex;align-items:center;gap:12px;padding:4px 4px 30px}.brand-seal,.mobile-brand span{width:40px;height:40px;border:1px solid rgba(218,179,106,.48);border-radius:14px;display:grid;place-items:center;font-family:"STKaiti","KaiTi",serif;font-size:21px;color:var(--gold2);background:radial-gradient(circle at 35% 25%,rgba(233,203,143,.15),transparent 55%),#111116;box-shadow:inset 0 0 24px rgba(218,179,106,.05)}.brand-block b{display:block;letter-spacing:.08em;font-size:15px}.brand-block span{display:block;color:var(--muted);font-size:10px;letter-spacing:.12em;margin-top:4px}.nav-stack{display:grid;gap:8px}.nav-item{appearance:none;border:0;background:transparent;display:flex;align-items:center;gap:12px;padding:13px 14px;border-radius:14px;color:#817e78;cursor:pointer;text-align:left;transition:.2s}.nav-item span{width:25px;height:25px;display:grid;place-items:center;border-radius:9px;border:1px solid transparent;font-style:normal}.nav-item em{font-style:normal;font-size:13px;letter-spacing:.05em}.nav-item:hover{color:#d2cabd;background:rgba(255,255,255,.025)}.nav-item.active{color:var(--gold2);background:linear-gradient(90deg,rgba(218,179,106,.13),rgba(218,179,106,.025));box-shadow:inset 1px 0 0 var(--gold)}.nav-item.active span{border-color:rgba(218,179,106,.26);background:rgba(218,179,106,.08)}.side-foot{margin-top:auto;padding:16px 4px 0;color:#686662;font-size:10px;letter-spacing:.08em;display:flex;gap:9px;align-items:center}.tiny-orbit{width:14px;height:14px;border-radius:50%;border:1px solid var(--line-strong);position:relative}.tiny-orbit:after{content:"";position:absolute;width:3px;height:3px;background:var(--gold);border-radius:50%;left:5px;top:-2px}.main-view{grid-column:2;min-width:0;padding:0 40px 60px}.topbar{height:100px;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:20;background:linear-gradient(180deg,rgba(7,9,13,.96),rgba(7,9,13,.8) 65%,transparent);backdrop-filter:blur(12px)}.topbar h1{margin:3px 0 0;font-size:20px;font-weight:650;letter-spacing:.03em}.eyebrow,.kicker{font-size:9px;letter-spacing:.22em;color:#726d64;font-weight:700}.top-actions{display:flex;align-items:center;gap:10px}.icon-btn{width:40px;height:40px;border:1px solid var(--line);border-radius:13px;background:rgba(255,255,255,.025);cursor:pointer}.profile-chip{border:1px solid var(--line);border-radius:999px;background:rgba(255,255,255,.025);display:flex;gap:10px;align-items:center;padding:5px 12px 5px 5px}.avatar{width:31px;height:31px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(145deg,#b9884f,#6f4b2d);font-family:"STKaiti","KaiTi",serif;font-size:14px}.profile-copy{text-align:left}.profile-copy b,.profile-copy small{display:block}.profile-copy b{font-size:11px;font-weight:600}.profile-copy small{font-size:9px;color:var(--muted);margin-top:2px}.page{display:none;animation:pageIn .35s ease both}.page.active{display:block}@keyframes pageIn{from{opacity:0;transform:translateY(5px)}to{opacity:1;transform:none}}.mobile-brand,.mobile-nav{display:none}.glass-panel{background:linear-gradient(145deg,rgba(20,24,32,.8),rgba(10,13,19,.72));border:1px solid var(--line);box-shadow:var(--shadow);backdrop-filter:blur(20px)}.home-grid{display:grid;grid-template-columns:minmax(0,1.65fr) minmax(280px,.75fr);gap:18px}.hero-card{min-height:390px;border-radius:30px;display:grid;grid-template-columns:1.1fr .9fr;overflow:hidden;position:relative}.hero-card:before{content:"";position:absolute;inset:-20%;background:radial-gradient(circle at 30% 52%,rgba(218,179,106,.08),transparent 26%),radial-gradient(circle at 86% 50%,rgba(94,130,122,.08),transparent 23%);pointer-events:none}.hero-copy{padding:50px;position:relative;z-index:2;align-self:center}.hero-copy h2{font-family:"STSong","Songti SC",serif;font-weight:500;font-size:54px;line-height:1.12;margin:15px 0 18px;letter-spacing:.01em}.hero-copy h2 i{font-style:normal;color:var(--gold2)}.hero-copy p{max-width:510px;color:#99958d;font-size:13px;line-height:1.9;margin:0}.hero-actions{display:flex;gap:10px;margin-top:30px}.primary-btn,.secondary-btn,.ghost-btn,.mini-btn{border-radius:14px;cursor:pointer;transition:.2s}.primary-btn{border:1px solid rgba(244,215,158,.2);background:linear-gradient(135deg,#d3aa65,#9d743b);color:#161109;padding:13px 18px;font-weight:700;box-shadow:0 8px 26px rgba(196,148,75,.14)}.primary-btn:hover{filter:brightness(1.08);transform:translateY(-1px)}.primary-btn:active,.secondary-btn:active,.ghost-btn:active{transform:scale(.98)}.primary-btn:disabled{opacity:.35;filter:grayscale(.5);cursor:not-allowed;transform:none}.secondary-btn{border:1px solid var(--line-strong);background:rgba(255,255,255,.035);padding:13px 18px;color:#ddd6c9}.ghost-btn{border:1px solid var(--line);background:rgba(255,255,255,.025);padding:11px 14px;color:#d0cabf}.ghost-btn:hover,.secondary-btn:hover{border-color:var(--line-strong);background:rgba(255,255,255,.045)}.hero-orbit{position:relative;min-height:340px;align-self:stretch;display:grid;place-items:center}.orbit-core{width:116px;height:116px;border-radius:50%;display:grid;place-items:center;font-family:"STKaiti","KaiTi",serif;font-size:44px;color:var(--gold2);border:1px solid rgba(218,179,106,.24);background:radial-gradient(circle at 35% 30%,rgba(255,235,185,.16),rgba(218,179,106,.03) 46%,rgba(10,11,15,.9) 70%);box-shadow:0 0 80px rgba(218,179,106,.12),inset 0 0 38px rgba(218,179,106,.08);z-index:3}.orbit-ring{position:absolute;border-radius:50%;border:1px solid rgba(218,179,106,.1);animation:spin 18s linear infinite}.ring-a{width:210px;height:210px}.ring-b{width:290px;height:290px;border-style:dashed;animation-duration:32s;animation-direction:reverse}@keyframes spin{to{transform:rotate(360deg)}}.orb{position:absolute;font-style:normal;font-family:"STKaiti","KaiTi",serif;font-size:12px;color:#8f8574;width:34px;height:34px;border:1px solid rgba(218,179,106,.12);border-radius:50%;display:grid;place-items:center;background:#0c0e13}.o1{transform:translate(-108px,-72px)}.o2{transform:translate(113px,-84px)}.o3{transform:translate(136px,72px)}.o4{transform:translate(-118px,90px)}.daily-card{border-radius:30px;padding:28px;display:flex;flex-direction:column;min-height:390px}.card-head{display:flex;align-items:flex-start;justify-content:space-between}.card-head h3,.section-head h3{font-size:18px;margin:5px 0 0}.difficulty-tag{font-size:10px;color:var(--gold2);border:1px solid var(--line-strong);background:rgba(218,179,106,.06);padding:6px 9px;border-radius:99px}.daily-gua{margin:42px auto 24px;display:flex;align-items:center;gap:22px}.daily-gua span{font-size:44px;color:var(--gold)}.daily-gua b{font-family:"STSong","Songti SC",serif;font-size:20px;font-weight:500}.daily-card p{font-size:12px;color:#8f8b84;line-height:1.8;text-align:center}.daily-card .ghost-btn{margin-top:auto;display:flex;justify-content:space-between}.section-head{display:flex;justify-content:space-between;align-items:end;margin:34px 0 14px}.text-btn{border:0;background:transparent;color:#8f897e;font-size:11px;cursor:pointer}.mode-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.mode-card{min-height:108px;border:1px solid var(--line);background:linear-gradient(145deg,rgba(19,23,31,.72),rgba(10,12,17,.78));border-radius:20px;padding:18px;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:14px;text-align:left;cursor:pointer;transition:.22s}.mode-card:hover{transform:translateY(-2px);border-color:var(--line-strong)}.mode-icon{width:42px;height:42px;border-radius:14px;border:1px solid var(--line-strong);display:grid;place-items:center;color:var(--gold2);font-family:"STKaiti","KaiTi",serif;background:rgba(218,179,106,.05)}.mode-card b,.mode-card small{display:block}.mode-card b{font-size:13px}.mode-card small{font-size:10px;color:#78756f;line-height:1.6;margin-top:5px}.mode-card em{font-style:normal;font-size:9px;color:#77736b}.stats-strip{margin-top:16px;border-radius:20px;padding:18px 22px;display:grid;grid-template-columns:repeat(4,1fr)}.stats-strip>div{padding:4px 22px;border-right:1px solid var(--line)}.stats-strip>div:last-child{border-right:0}.stats-strip span,.stats-strip small{display:block;color:#6f6b65;font-size:9px}.stats-strip b{display:block;font-size:23px;margin:4px 0 2px;font-weight:650}.game-toolbar{border-radius:18px;padding:13px 16px;display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}.round-info{display:grid;grid-template-columns:auto auto;column-gap:9px;align-items:center}.live-dot{width:7px;height:7px;border-radius:50%;background:var(--jade);box-shadow:0 0 14px rgba(117,195,164,.6)}.round-info b{font-size:12px}.round-info small{grid-column:2;color:#77736c;font-size:9px;margin-top:3px}.toolbar-actions{display:flex;gap:7px}.mini-btn{border:1px solid var(--line);background:rgba(255,255,255,.025);font-size:10px;padding:8px 10px;color:#b8b1a7}.game-layout{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(330px,.75fr);gap:14px;align-items:stretch}.cover-stage,.answer-panel{border-radius:28px;min-height:650px}.cover-stage{padding:24px;display:flex;flex-direction:column}.stage-header{display:flex;justify-content:space-between;align-items:flex-start}.stage-header h3{margin:5px 0 0;font-size:17px}.timer-ring{width:48px;height:48px;border-radius:50%;border:1px solid var(--line-strong);display:flex;align-items:baseline;justify-content:center;padding-top:12px;background:rgba(218,179,106,.03);position:relative}.timer-ring:before{content:"";position:absolute;inset:4px;border-radius:50%;border-top:1px solid var(--gold);transform:rotate(24deg)}.timer-ring b{font-size:14px}.timer-ring small{font-size:8px;color:#807b72}.gua-display{display:grid;grid-template-columns:80px 1fr 80px;gap:12px;align-items:center;margin:18px auto 8px;width:min(100%,470px)}.trigram-card{border:1px solid var(--line);border-radius:16px;padding:9px;text-align:center;background:rgba(255,255,255,.02)}.trigram-card span,.trigram-card b,.trigram-card small{display:block}.trigram-card span{font-size:30px;color:var(--gold)}.trigram-card b{font-size:11px;margin-top:-2px}.trigram-card small{font-size:8px;color:#6f6a62}.gua-center{text-align:center}.gua-center span,.gua-center b{display:block}.gua-center span{font-family:"STSong","Songti SC",serif;font-size:15px}.gua-center b{font-size:9px;color:#857f74;font-weight:500;margin-top:5px}.model-stage{position:relative;flex:1;min-height:360px;border-radius:24px;overflow:hidden;margin:8px 0 14px;background:radial-gradient(circle at 50% 46%,rgba(218,179,106,.11),transparent 28%),radial-gradient(circle at 50% 68%,rgba(94,142,129,.07),transparent 34%),linear-gradient(180deg,rgba(12,15,21,.4),rgba(6,8,12,.9));border:1px solid rgba(255,255,255,.04)}.model-stage:before{content:"";position:absolute;left:50%;bottom:14%;width:48%;height:13%;transform:translateX(-50%);background:radial-gradient(ellipse,rgba(218,179,106,.13),transparent 68%);filter:blur(4px)}#modelCanvas{position:absolute;inset:0;width:100%;height:100%}.cover-cloth{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;z-index:4;background:radial-gradient(circle at 48% 34%,rgba(103,89,66,.34),transparent 20%),linear-gradient(150deg,rgba(24,25,27,.96),rgba(11,13,17,.985) 58%,rgba(26,23,20,.96));clip-path:polygon(2% 3%,97% 2%,100% 28%,96% 55%,100% 100%,0 100%,4% 60%,0 31%);transition:transform .95s cubic-bezier(.2,.8,.2,1),opacity .72s ease,filter .7s ease;transform-origin:50% 0}.cover-cloth:after{content:"";position:absolute;inset:0;background:repeating-linear-gradient(112deg,transparent 0 28px,rgba(255,255,255,.018) 29px 30px);mix-blend-mode:screen}.cover-cloth.revealed{transform:translateY(-104%) rotateX(18deg) scaleY(.8);opacity:.18;filter:blur(2px)}.cover-seal{width:78px;height:78px;border-radius:50%;display:grid;place-items:center;border:1px solid rgba(218,179,106,.35);font-family:"STKaiti","KaiTi",serif;font-size:31px;color:var(--gold2);background:rgba(218,179,106,.04);box-shadow:0 0 50px rgba(218,179,106,.08),inset 0 0 24px rgba(218,179,106,.04)}.cover-cloth small{font-size:9px;letter-spacing:.2em;color:#6f6b64;margin-top:13px}.cloth-lines{position:absolute;inset:0;background:linear-gradient(105deg,transparent 34%,rgba(218,179,106,.055) 35%,transparent 36%),linear-gradient(70deg,transparent 58%,rgba(218,179,106,.04) 59%,transparent 60%)}.model-label{position:absolute;left:16px;bottom:14px;z-index:3;border:1px solid var(--line);border-radius:99px;background:rgba(6,8,12,.58);backdrop-filter:blur(10px);padding:6px 10px;font-size:9px;color:#777}.model-label b{color:var(--gold2);margin-left:6px}.stage-actions{display:flex;justify-content:space-between;align-items:center}.stage-actions small{color:#786c58}.reveal-btn{min-width:110px}.answer-panel{padding:18px;display:flex;flex-direction:column}.segmented{display:flex;background:rgba(255,255,255,.025);border:1px solid var(--line);border-radius:13px;padding:3px;gap:3px}.segmented button{border:0;background:transparent;color:#79756f;padding:9px 12px;border-radius:10px;cursor:pointer;font-size:10px;flex:1}.segmented button.active{background:rgba(218,179,106,.1);color:var(--gold2);box-shadow:inset 0 0 0 1px rgba(218,179,106,.08)}.answer-mode{display:none;flex:1;padding-top:18px}.answer-mode.active{display:flex;flex-direction:column}.step-progress{display:flex;align-items:center;gap:6px;margin-bottom:28px}.step-progress i{width:22px;height:2px;background:#2e3036;border-radius:99px}.step-progress i.active{background:var(--gold)}.step-progress span{margin-left:auto;font-size:9px;color:#77736b}.answer-step{display:none}.answer-step.active{display:block;animation:pageIn .25s ease}.answer-step h3,#directMode h3{font-size:21px;margin:7px 0 7px}.answer-step p,#directMode p{font-size:11px;line-height:1.8;color:#77736e;margin:0 0 20px}.choice-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:8px}.five-grid{grid-template-columns:repeat(5,1fr)}.choice-btn{border:1px solid var(--line);background:rgba(255,255,255,.025);border-radius:14px;min-height:58px;padding:10px;cursor:pointer;color:#b6afa5;transition:.18s;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px}.choice-btn:hover{border-color:var(--line-strong);transform:translateY(-1px)}.choice-btn b{font-size:12px}.choice-btn small{font-size:8px;color:#6f6b64}.choice-btn.correct{border-color:rgba(126,201,163,.55);background:rgba(126,201,163,.07);color:#9cdfbd}.choice-btn.wrong{border-color:rgba(223,128,111,.45);background:rgba(223,128,111,.055);color:#e5a193}.guess-box{display:grid;grid-template-columns:1fr auto;gap:7px;border:1px solid var(--line);border-radius:15px;padding:5px;background:rgba(0,0,0,.18)}.guess-box input{border:0;outline:0;background:transparent;color:#f3efe7;padding:10px;font-size:12px;min-width:0}.guess-box input::placeholder{color:#575550}.guess-box button{border:0;border-radius:10px;background:linear-gradient(135deg,#d7b36c,#9d743d);color:#161109;padding:0 14px;font-size:10px;font-weight:700;cursor:pointer}.guess-suggestions{display:flex;flex-wrap:wrap;gap:6px;margin-top:12px}.guess-suggestions button{border:1px solid var(--line);border-radius:99px;background:rgba(255,255,255,.02);color:#77736e;font-size:9px;padding:5px 8px;cursor:pointer}.score-line{margin-top:auto;border-top:1px solid var(--line);padding-top:15px;display:grid;grid-template-columns:1fr auto;align-items:end}.score-line span{font-size:9px;color:#77736e}.score-line b{font-size:25px;color:var(--gold2);font-weight:500}.score-line small{grid-column:1/3;margin-top:6px;font-size:9px;color:#66635e}.direct-mark{width:150px;height:150px;border:1px solid rgba(218,179,106,.18);border-radius:50%;display:grid;place-items:center;text-align:center;margin:24px auto 26px;font-family:"STKaiti","KaiTi",serif;font-size:23px;line-height:1.2;color:#817765;box-shadow:inset 0 0 60px rgba(218,179,106,.03)}.direct-mark b{color:var(--gold2);font-size:30px}.direct-tries{text-align:center;font-size:9px;color:#756f66;margin-top:10px}.solution-panel{display:none;border-radius:26px;margin-top:14px;padding:22px;animation:pageIn .35s ease}.solution-panel.show{display:block}.solution-title{display:flex;justify-content:space-between;align-items:flex-start}.solution-title h3{font-size:25px;font-family:"STSong","Songti SC",serif;margin:4px 0 0}.solution-title>span{color:var(--gold2);font-size:18px}.solution-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin:18px 0}.solution-grid>div{border:1px solid var(--line);border-radius:14px;padding:12px;background:rgba(255,255,255,.018)}.solution-grid small,.solution-grid b{display:block}.solution-grid small{font-size:8px;color:#6f6b65}.solution-grid b{font-size:11px;margin-top:4px}.evidence-list{display:grid;gap:7px;margin:14px 0 18px}.evidence-list div{border-left:1px solid rgba(218,179,106,.3);padding:7px 0 7px 12px;color:#8e8981;font-size:10px;line-height:1.65}.rank-hero,.library-head{border-radius:28px;padding:30px;display:flex;justify-content:space-between;align-items:center}.rank-hero h2,.library-head h2{font-family:"STSong","Songti SC",serif;font-weight:500;font-size:34px;margin:5px 0 7px}.rank-hero p,.library-head p{color:#817d76;font-size:11px;margin:0}.rank-medal,.library-count{width:92px;height:92px;border:1px solid var(--line-strong);border-radius:50%;display:grid;place-items:center;color:var(--gold2);font-family:"STKaiti","KaiTi",serif;font-size:32px;background:radial-gradient(circle,rgba(218,179,106,.07),transparent 65%)}.rank-tabs{width:320px;margin:16px 0}.podium{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:16px 0}.podium-card{border:1px solid var(--line);border-radius:20px;background:rgba(255,255,255,.02);padding:22px;text-align:center}.podium-card:nth-child(1){transform:translateY(16px)}.podium-card:nth-child(2){order:-1;transform:translateY(28px)}.podium-card:nth-child(3){transform:translateY(34px)}.podium-card .pod-avatar{width:52px;height:52px;border-radius:50%;display:grid;place-items:center;margin:0 auto 10px;background:linear-gradient(145deg,#a37a48,#3d3026);font-family:"STKaiti","KaiTi",serif}.podium-card b,.podium-card small{display:block}.podium-card b{font-size:12px}.podium-card small{font-size:9px;color:#77726a;margin-top:4px}.podium-card em{display:block;font-style:normal;font-size:18px;color:var(--gold2);margin-top:12px}.rank-list{border-radius:22px;overflow:hidden;margin-top:46px}.rank-row{display:grid;grid-template-columns:50px 1fr 120px 100px;align-items:center;padding:15px 18px;border-bottom:1px solid var(--line);font-size:11px}.rank-row:last-child{border-bottom:0}.rank-row .num{color:#77716a}.rank-row .who{display:flex;gap:10px;align-items:center}.rank-row .who span{width:30px;height:30px;border-radius:50%;display:grid;place-items:center;background:#2a241f;color:#b79d76}.rank-row small{color:#77716a}.library-count{display:flex;flex-direction:column;width:100px;height:100px}.library-count b{font-family:inherit;font-size:25px}.library-count small{font-family:inherit;font-size:8px;color:#746e64}.library-tools{display:flex;gap:9px;margin:14px 0}.search-box{flex:1;border:1px solid var(--line);border-radius:14px;padding:0 13px;display:flex;align-items:center;gap:8px;background:rgba(255,255,255,.02);color:#655f56}.search-box input{flex:1;background:transparent;border:0;outline:0;color:#eee8dd;padding:12px 0;font-size:11px}.library-tools select{background:#0f1218;color:#bdb6aa;border:1px solid var(--line);border-radius:14px;padding:0 12px;font-size:10px}.library-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:14px}.library-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:9px;align-content:start}.object-card{border:1px solid var(--line);border-radius:18px;background:rgba(255,255,255,.02);padding:14px;cursor:pointer;transition:.18s;text-align:left;min-height:116px}.object-card:hover,.object-card.active{border-color:var(--line-strong);background:rgba(218,179,106,.035);transform:translateY(-1px)}.object-card .obj-top{display:flex;justify-content:space-between;align-items:center}.object-card .obj-gua{font-size:17px;color:#b99963;letter-spacing:.08em}.object-card em{font-style:normal;font-size:8px;color:#6f6a62}.object-card b,.object-card small{display:block}.object-card b{margin-top:18px;font-size:12px}.object-card small{margin-top:5px;color:#6d6963;font-size:8px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.object-detail{border-radius:22px;padding:20px;position:sticky;top:116px;min-height:430px;align-self:start}.detail-placeholder{height:385px;display:grid;place-items:center;text-align:center;color:#716d66;font-size:12px}.detail-placeholder small{display:block;font-size:9px;color:#56534e;margin-top:6px}.detail-model{height:150px;border:1px solid var(--line);border-radius:18px;display:grid;place-items:center;background:radial-gradient(circle,rgba(218,179,106,.08),transparent 60%);font-family:"STKaiti","KaiTi",serif;font-size:42px;color:#b9975e}.detail-title{display:flex;justify-content:space-between;align-items:start;margin:16px 0}.detail-title h3{margin:0;font-size:20px}.detail-title span{font-size:8px;color:#8b7a61;border:1px solid var(--line);padding:4px 6px;border-radius:99px}.detail-map{display:grid;grid-template-columns:1fr 1fr;gap:7px}.detail-map div{border:1px solid var(--line);border-radius:12px;padding:9px}.detail-map small,.detail-map b{display:block}.detail-map small{font-size:7px;color:#6b675f}.detail-map b{font-size:9px;margin-top:4px}.detail-evidence{margin-top:12px}.detail-evidence p{font-size:9px;line-height:1.7;color:#7e7a73;border-left:1px solid rgba(218,179,106,.26);padding-left:9px}.modal-backdrop{position:fixed;inset:0;background:rgba(2,3,5,.72);backdrop-filter:blur(16px);z-index:100;display:none;align-items:center;justify-content:center;padding:18px}.modal-backdrop.show{display:flex;animation:fade .2s ease}@keyframes fade{from{opacity:0}to{opacity:1}}.modal-card{position:relative;width:min(460px,100%);border:1px solid var(--line-strong);border-radius:28px;background:linear-gradient(160deg,#151922,#0b0e14 72%);box-shadow:0 28px 90px rgba(0,0,0,.55);padding:28px}.modal-card h2{margin:7px 0 8px;font-size:24px}.modal-card>p{font-size:10px;color:#817b72;line-height:1.7}.modal-close{position:absolute;right:16px;top:14px;border:0;background:transparent;color:#76716a;font-size:20px;cursor:pointer}.difficulty-list{display:grid;gap:8px;margin-top:20px}.difficulty-list button{border:1px solid var(--line);border-radius:15px;background:rgba(255,255,255,.02);color:#ddd6ca;padding:14px;text-align:left;cursor:pointer;display:flex;justify-content:space-between;align-items:center}.difficulty-list button:hover{border-color:var(--line-strong);background:rgba(218,179,106,.04)}.difficulty-list b{font-size:12px}.difficulty-list span{font-size:9px;color:#77736d}.compact-modal{width:min(390px,100%)}.gua-form{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin:16px 0}.gua-form label,.multi-tab label{font-size:8px;color:#77736d}.gua-form select,.multi-tab input,.multi-tab select{width:100%;margin-top:6px;border:1px solid var(--line);background:#0b0e14;color:#d4cdc1;border-radius:12px;padding:10px;outline:0}.gua-form label:last-child{grid-column:1/3}.full-btn{width:100%;margin-top:6px}.multi-seg{margin:18px 0}.multi-tab{display:none;gap:10px}.multi-tab.active{display:grid}.server-note{font-size:8px;color:#6f6961;text-align:center;margin-top:14px}.room-code{border:1px solid var(--line);border-radius:16px;padding:14px;text-align:center;margin:15px 0}.room-code small,.room-code b{display:block}.room-code small{font-size:8px;color:#77736e}.room-code b{font-size:27px;letter-spacing:.18em;color:var(--gold2);margin-top:5px}.room-players{display:grid;gap:7px}.room-player{display:flex;justify-content:space-between;align-items:center;border:1px solid var(--line);border-radius:12px;padding:10px;font-size:10px}.room-status{text-align:center;color:#77736e;font-size:9px;margin:14px}.toast{position:fixed;left:50%;bottom:34px;transform:translate(-50%,20px);opacity:0;pointer-events:none;z-index:200;background:rgba(22,24,29,.94);border:1px solid var(--line-strong);border-radius:99px;padding:9px 14px;font-size:10px;color:#d8d1c6;transition:.25s}.toast.show{opacity:1;transform:translate(-50%,0)}
@media(max-width:1180px){.main-view{padding:0 24px 50px}.hero-copy{padding:38px}.hero-copy h2{font-size:46px}.library-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:880px){body{background:#080a0f}.app-shell{display:block;min-height:100dvh}.side-nav{display:none}.main-view{padding:0 14px calc(88px + var(--safe-b));}.topbar{height:calc(70px + var(--safe-t));padding-top:var(--safe-t);background:linear-gradient(180deg,rgba(8,10,15,.98),rgba(8,10,15,.88));}.topbar-left{display:none}.mobile-brand{display:flex;align-items:center;gap:9px}.mobile-brand span{width:34px;height:34px;border-radius:11px;font-size:17px}.mobile-brand b{font-size:13px;letter-spacing:.08em}.icon-btn{display:none}.profile-chip{padding:4px}.profile-copy{display:none}.avatar{width:31px;height:31px}.mobile-nav{position:fixed;display:grid;grid-template-columns:repeat(4,1fr);left:10px;right:10px;bottom:calc(8px + var(--safe-b));z-index:50;border:1px solid rgba(225,201,150,.12);background:rgba(13,16,22,.88);backdrop-filter:blur(22px);border-radius:22px;padding:7px 5px;box-shadow:0 14px 45px rgba(0,0,0,.42)}.mobile-nav button{border:0;background:transparent;color:#66635e;padding:4px 0;display:grid;place-items:center;gap:2px}.mobile-nav span{font-size:17px}.mobile-nav small{font-size:8px}.mobile-nav button.active{color:var(--gold2)}.home-grid{display:block}.hero-card{min-height:470px;display:block;border-radius:26px}.hero-copy{padding:30px 24px 0}.hero-copy h2{font-size:43px;margin-top:12px}.hero-copy p{font-size:11px;line-height:1.8}.hero-actions{margin-top:22px}.hero-actions button{flex:1;padding:12px 10px;font-size:11px}.hero-orbit{min-height:210px;margin-top:4px}.orbit-core{width:88px;height:88px;font-size:34px}.ring-a{width:160px;height:160px}.ring-b{width:205px;height:205px}.o1{transform:translate(-82px,-48px)}.o2{transform:translate(86px,-52px)}.o3{transform:translate(88px,54px)}.o4{transform:translate(-88px,58px)}.daily-card{min-height:270px;margin-top:12px;border-radius:24px}.daily-gua{margin:25px auto 10px}.daily-gua span{font-size:35px}.section-head{margin-top:26px}.mode-cards{grid-template-columns:1fr;gap:8px}.mode-card{min-height:86px;padding:14px}.stats-strip{grid-template-columns:1fr 1fr;padding:8px 12px}.stats-strip>div{padding:12px;border-right:0;border-bottom:1px solid var(--line)}.stats-strip>div:nth-last-child(-n+2){border-bottom:0}.game-toolbar{margin-top:2px}.game-layout{display:block}.cover-stage,.answer-panel{min-height:auto;border-radius:24px}.cover-stage{padding:16px}.model-stage{min-height:320px}.gua-display{grid-template-columns:68px 1fr 68px}.answer-panel{margin-top:10px;padding:14px;min-height:390px}.five-grid{grid-template-columns:repeat(5,1fr)}.choice-btn{min-height:54px;padding:7px}.choice-grid{gap:6px}.solution-grid{grid-template-columns:1fr 1fr}.rank-hero,.library-head{border-radius:24px;padding:22px}.rank-hero h2,.library-head h2{font-size:27px}.rank-medal,.library-count{width:76px;height:76px}.rank-tabs{width:100%}.podium{gap:6px}.podium-card{padding:14px 8px}.rank-row{grid-template-columns:34px 1fr 70px;padding:12px}.rank-row>span:last-child{display:none}.library-tools{position:sticky;top:72px;z-index:12;background:#080a0f;padding:8px 0;margin:5px 0 8px}.library-layout{display:block}.library-grid{grid-template-columns:repeat(2,1fr)}.object-detail{display:none}.modal-backdrop{align-items:flex-end;padding:10px}.modal-card{border-radius:28px 28px 20px 20px;padding:25px 20px 20px;max-height:88dvh;overflow:auto}.toast{bottom:calc(92px + var(--safe-b))}}
@media(max-width:420px){.main-view{padding-left:11px;padding-right:11px}.hero-copy h2{font-size:39px}.hero-card{min-height:455px}.profile-chip{border:0;background:transparent}.daily-card{padding:22px}.stage-header{padding:0 2px}.model-stage{min-height:290px}.answer-step h3,#directMode h3{font-size:19px}.choice-btn b{font-size:11px}.library-grid{gap:7px}.object-card{min-height:106px;padding:11px}.rank-row{font-size:10px}.solution-panel{padding:17px}}

/* ===== V2.1 完整本互变卦 + 12选1 ===== */
:root{--move:#e1845e;--move-soft:rgba(225,132,94,.16)}
.full-gua-display{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin:18px 0 14px}
.hex-card{border:1px solid var(--line);border-radius:18px;background:linear-gradient(160deg,rgba(255,255,255,.028),rgba(255,255,255,.012));padding:12px 12px 11px;min-width:0;position:relative;overflow:hidden}
.hex-card:after{content:"";position:absolute;inset:auto 12% -38px;height:56px;border-radius:50%;background:radial-gradient(circle,rgba(218,179,106,.08),transparent 68%);pointer-events:none}
.hex-card.ben-card{border-color:rgba(218,179,106,.22);background:linear-gradient(160deg,rgba(218,179,106,.055),rgba(255,255,255,.012))}
.hex-card-head{display:flex;align-items:center;justify-content:space-between;gap:6px;margin-bottom:8px}
.hex-card-head span{font-size:9px;letter-spacing:.16em;color:#8d877d;font-weight:700}
.hex-card-head em{font-style:normal;font-size:8px;color:#716c65;border:1px solid var(--line);border-radius:999px;padding:3px 6px;white-space:nowrap}
.ben-card .hex-card-head em{color:var(--move);border-color:rgba(225,132,94,.26);background:var(--move-soft)}
.ben-card .hex-card-head em.is-static{color:#817a70;border-color:var(--line);background:transparent}
.hex-lines{width:min(96px,100%);margin:0 auto 9px;display:flex;flex-direction:column;gap:4px}
.yao-row{height:8px;display:grid;grid-template-columns:12px 1fr;align-items:center;gap:5px;border-radius:6px;transition:.2s}
.yao-num{font-size:6px;color:#4f4c47;text-align:center;font-variant-numeric:tabular-nums}
.yao{height:5px;display:flex;align-items:center;justify-content:center;gap:8px}
.yao i{display:block;height:5px;border-radius:2px;background:#9d8a6b;box-shadow:0 0 0 1px rgba(255,255,255,.015) inset}
.yao.yang i{width:100%}
.yao.yin i{width:calc(50% - 4px)}
.yao-row.moving{background:var(--move-soft);box-shadow:0 0 16px rgba(225,132,94,.12)}
.yao-row.moving .yao-num{color:var(--move);font-weight:800}
.yao-row.moving .yao i{background:var(--move);box-shadow:0 0 8px rgba(225,132,94,.42)}
.hex-card>b,.hex-card>small{display:block;text-align:center;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;position:relative;z-index:1}
.hex-card>b{font-family:"STSong","Songti SC",serif;font-size:13px;font-weight:600;color:#d8d0c3}
.hex-card>small{font-size:7px;color:#6f6a62;margin-top:4px}

.object-choice-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:7px;margin-top:14px}
.object-choice{appearance:none;border:1px solid var(--line);border-radius:13px;background:rgba(255,255,255,.022);color:#d9d2c7;min-height:58px;padding:8px 7px;display:flex;flex-direction:column;align-items:flex-start;justify-content:center;gap:5px;text-align:left;cursor:pointer;transition:.18s;min-width:0}
.object-choice:hover{border-color:var(--line-strong);background:rgba(218,179,106,.05);transform:translateY(-1px)}
.object-choice span{font-size:7px;color:#635f59;font-variant-numeric:tabular-nums;letter-spacing:.06em}
.object-choice b{font-size:10px;font-weight:620;width:100%;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.object-choice.correct{border-color:rgba(117,195,164,.5);background:rgba(117,195,164,.1);color:#a9dfc7}
.object-choice.wrong{border-color:rgba(225,132,94,.5);background:rgba(225,132,94,.09);color:#efaa8e}
.object-choice:disabled{cursor:default;transform:none;opacity:.56}
.object-choice.correct:disabled,.object-choice.wrong:disabled{opacity:1}
.choice-note,.object-options-loading{grid-column:1/-1;color:#6f6a62;font-size:8px;text-align:center;margin-top:7px;letter-spacing:.04em}
.object-options-loading{padding:24px 8px;border:1px dashed var(--line);border-radius:13px;margin-top:0}
.direct-object-grid{margin-top:15px}

@media(max-width:880px){
  .full-gua-display{gap:6px;margin:14px 0 10px}
  .hex-card{border-radius:14px;padding:9px 7px 8px}
  .hex-card-head{margin-bottom:6px}
  .hex-card-head span{font-size:8px}.hex-card-head em{font-size:6px;padding:2px 4px}
  .hex-lines{width:min(74px,100%);gap:3px;margin-bottom:7px}
  .yao-row{grid-template-columns:8px 1fr;gap:3px;height:7px}.yao{height:4px;gap:6px}.yao i{height:4px}.yao-num{font-size:5px}
  .hex-card>b{font-size:10px}.hex-card>small{font-size:6px}
  .object-choice-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:6px}
  .object-choice{min-height:54px;border-radius:12px;padding:7px 6px}.object-choice b{font-size:9px}.object-choice span{font-size:6px}
}
@media(max-width:380px){
  .full-gua-display{gap:4px}.hex-card{padding:8px 5px}.hex-card-head em{max-width:46px;overflow:hidden;text-overflow:ellipsis}
  .hex-lines{width:min(66px,100%)}.hex-card>b{font-size:9px}
  .object-choice-grid{gap:5px}.object-choice{min-height:51px;padding:6px 5px}.object-choice b{font-size:8px}
}