:root{--bg:#090d16;--panel:#111827;--panel2:#171f31;--line:rgba(255,255,255,.09);--text:#f5f7fb;--muted:#8f9bb0;--cyan:#32d9e6;--gold:#ffbc4b;--danger:#ff545f;--shadow:0 24px 80px rgba(0,0,0,.42)}
*{box-sizing:border-box}body{margin:0;min-height:100vh;background:radial-gradient(circle at 10% -10%,#143244 0,transparent 38%),linear-gradient(160deg,#080b12,#0b1220 60%,#090c14);color:var(--text);font-family:Inter,"PingFang SC","Microsoft YaHei",sans-serif}.ambient{position:fixed;border-radius:50%;filter:blur(100px);opacity:.18;pointer-events:none}.ambient-a{width:360px;height:360px;background:#14cdda;right:-100px;top:8%}.ambient-b{width:300px;height:300px;background:#ff9e38;left:-140px;bottom:5%}main{position:relative;z-index:1}.hidden{display:none!important}.eyebrow{color:var(--cyan);font-size:11px;font-weight:800;letter-spacing:.2em;margin:0 0 8px}.login-shell{width:min(520px,calc(100% - 36px));margin:0 auto;padding:9vh 0}.brand-mark{width:58px;height:58px;border:1px solid rgba(50,217,230,.55);display:grid;place-items:center;color:var(--cyan);font-weight:900;font-size:21px;transform:skew(-8deg);box-shadow:0 0 38px rgba(50,217,230,.2);margin-bottom:30px}.login-shell h1{font-size:54px;line-height:1;margin:0 0 18px;letter-spacing:-.05em}.lead{color:var(--muted);line-height:1.8;margin:0 0 30px}.login-card{background:rgba(17,24,39,.88);border:1px solid var(--line);padding:28px;border-radius:18px;box-shadow:var(--shadow);backdrop-filter:blur(18px)}label{display:block;color:#c8d0de;font-size:13px;margin-bottom:17px}input[type=text],input[type=password],label>input:not([type=checkbox]){display:block;width:100%;margin-top:8px;background:#0b111d;border:1px solid var(--line);border-radius:9px;color:white;padding:13px 14px;outline:none}input:focus{border-color:var(--cyan)}button{font:inherit;color:inherit;cursor:pointer}.primary,.danger,.ghost{border:0;border-radius:9px;padding:12px 18px;font-weight:800}.primary{background:linear-gradient(135deg,#2bcbd8,#45e1b3);color:#061114;box-shadow:0 8px 28px rgba(50,217,230,.17)}.login-card .primary{width:100%;margin-top:4px}.demo-note{font-size:11px;color:#69758a;text-align:center;margin:15px 0 0}.app-shell{width:min(1240px,calc(100% - 38px));margin:0 auto;padding:32px 0 120px}.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:25px}.topbar h2{font-size:28px;margin:0}.account-box{text-align:right;display:grid;grid-template-columns:1fr auto;column-gap:14px}.account-box span{font-weight:800}.account-box small{color:var(--muted);grid-column:1}.text-button{grid-row:1/3;grid-column:2;border:0;background:none;color:#7f8ba0}.hero-panel{display:grid;grid-template-columns:1fr 1fr auto;gap:20px;align-items:center;background:linear-gradient(120deg,rgba(31,48,72,.85),rgba(17,24,39,.88));border:1px solid var(--line);border-radius:16px;padding:22px 25px;box-shadow:var(--shadow)}.hero-panel div{display:grid;gap:5px;color:var(--muted);font-size:12px}.hero-panel strong{font-size:20px;color:white}.status-dot{display:inline-block;width:7px;height:7px;background:#4be6a3;border-radius:50%;box-shadow:0 0 15px #4be6a3}.ghost{background:transparent;border:1px solid var(--line);color:#dce2eb}.ghost:hover{border-color:rgba(50,217,230,.5)}.small{padding:8px 11px;font-size:12px}.section-head,.inventory-head{display:flex;align-items:end;justify-content:space-between;margin:38px 0 17px}.section-head h3,.inventory-head h3{font-size:21px;margin:0 0 6px}.section-head p:not(.eyebrow){font-size:12px;color:var(--muted);margin:0}.star-toggle{display:flex;align-items:center;gap:9px;margin:0;border:1px solid var(--line);border-radius:10px;padding:10px 13px}.star-toggle input{accent-color:var(--gold)}.tier-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}.tier-card{position:relative;text-align:left;background:var(--panel);border:1px solid var(--line);border-radius:13px;padding:16px;overflow:hidden}.tier-card:before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--tier)}.tier-card.active{border-color:var(--tier);box-shadow:0 0 0 1px color-mix(in srgb,var(--tier) 35%,transparent)}.tier-card span{color:var(--tier);font-weight:900}.tier-card strong{display:block;font-size:22px;margin:7px 0 2px}.tier-card small{color:var(--muted)}.inventory-head{align-items:center}.inventory-head>div{display:flex;align-items:baseline;gap:12px}.inventory-head span{color:var(--muted);font-size:12px}.view-actions{display:flex;gap:8px}.inventory-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:13px}.item-card{position:relative;background:linear-gradient(150deg,var(--panel2),var(--panel));border:1px solid var(--line);border-radius:14px;padding:14px;transition:.18s;overflow:hidden}.item-card.selectable:hover{transform:translateY(-2px);border-color:rgba(255,255,255,.2)}.item-card.selected{border-color:var(--tier);box-shadow:inset 0 0 0 1px var(--tier),0 12px 40px rgba(0,0,0,.2)}.item-card.disabled{opacity:.57}.item-top{display:flex;gap:13px}.icon-shell{width:76px;height:76px;flex:none;background:radial-gradient(circle,#28334a,#0b101a);border:1px solid var(--line);border-radius:11px;display:grid;place-items:center;overflow:hidden}.icon-shell canvas{width:68px;height:68px;object-fit:contain}.item-meta{min-width:0}.quality{font-size:11px;font-weight:900;color:var(--tier)}.item-name{font-size:14px;margin:6px 0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.sid{font-size:10px;color:#667287}.stars{color:var(--gold);font-size:13px;letter-spacing:1px;margin:11px 0 8px}.stars.zero{color:#697287}.item-bottom{display:flex;justify-content:space-between;align-items:center;border-top:1px solid var(--line);padding-top:10px}.item-bottom small{color:var(--muted)}.reward{font-weight:900}.reward:before{content:"M";display:inline-grid;place-items:center;width:17px;height:17px;background:#c68d29;color:#1a1104;border-radius:50%;font-size:9px;margin-right:5px}.card-check{position:absolute;right:12px;top:12px;width:19px;height:19px;accent-color:var(--cyan)}.lock-badge{position:absolute;right:10px;top:10px;background:#30394a;color:#bdc5d2;border-radius:7px;padding:4px 7px;font-size:10px}.selection-bar{position:fixed;z-index:10;left:50%;bottom:18px;transform:translateX(-50%);width:min(1160px,calc(100% - 28px));display:grid;grid-template-columns:1fr auto auto;gap:30px;align-items:center;background:rgba(13,19,31,.94);border:1px solid rgba(255,255,255,.12);border-radius:15px;padding:14px 17px 14px 22px;box-shadow:0 22px 70px rgba(0,0,0,.58);backdrop-filter:blur(18px)}.selection-bar small{display:block;color:var(--muted);margin-top:4px}.medal-total{text-align:right}.medal-total span{display:block;color:var(--muted);font-size:10px}.medal-total strong{font-size:18px}.medal-icon{font-style:normal;display:inline-grid;place-items:center;width:21px;height:21px;background:var(--gold);color:#221502;border-radius:50%;font-size:11px;margin-right:5px}.primary:disabled,.danger:disabled{opacity:.35;cursor:not-allowed}.modal{position:fixed;z-index:30;inset:0;background:rgba(2,5,10,.76);display:grid;place-items:center;padding:20px;backdrop-filter:blur(7px)}.modal-card{position:relative;width:min(720px,100%);max-height:90vh;overflow:auto;background:#121a28;border:1px solid var(--line);border-radius:18px;padding:28px;box-shadow:var(--shadow)}.modal-card h3{font-size:26px;margin:0 0 20px}.modal-close{position:absolute;right:18px;top:15px;border:0;background:none;font-size:24px;color:#758196}.confirm-summary{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:16px}.confirm-summary div{background:#0c121d;border:1px solid var(--line);border-radius:10px;padding:13px}.confirm-summary small{display:block;color:var(--muted);margin-bottom:5px}.confirm-summary strong{font-size:18px}.confirm-items{display:grid;gap:7px;max-height:280px;overflow:auto}.confirm-row{display:grid;grid-template-columns:1fr auto auto;gap:16px;padding:10px 12px;border:1px solid var(--line);border-radius:8px;font-size:12px}.confirm-row span:nth-child(2){color:var(--gold)}.confirm-row strong{color:var(--tier)}.confirm-check{margin:20px 0;background:rgba(255,84,95,.08);border:1px solid rgba(255,84,95,.22);border-radius:9px;padding:13px}.confirm-check input{accent-color:var(--danger);margin-right:8px}.modal-actions{display:flex;justify-content:flex-end;gap:10px}.danger{background:linear-gradient(135deg,#ff545f,#e83346);color:white}.toast{position:fixed;z-index:50;left:50%;top:25px;transform:translate(-50%,-20px);background:#f3f7fa;color:#101722;border-radius:10px;padding:12px 18px;font-weight:800;opacity:0;pointer-events:none;transition:.25s;box-shadow:var(--shadow)}.toast.show{opacity:1;transform:translate(-50%,0)}
@media(max-width:900px){.tier-grid{grid-template-columns:repeat(2,1fr)}.inventory-grid{grid-template-columns:repeat(2,1fr)}.selection-bar{grid-template-columns:1fr auto;gap:12px}.selection-bar .primary{grid-column:1/3}.hero-panel{grid-template-columns:1fr 1fr}.hero-panel button{grid-column:1/3}.section-head{align-items:start;gap:20px}}
@media(max-width:560px){.login-shell h1{font-size:43px}.app-shell{width:min(100% - 22px,1240px)}.topbar{align-items:start}.tier-grid,.inventory-grid{grid-template-columns:1fr}.hero-panel{grid-template-columns:1fr}.hero-panel button{grid-column:auto}.section-head{display:block}.star-toggle{margin-top:15px}.selection-bar{bottom:8px}.confirm-summary{grid-template-columns:1fr}.modal-card{padding:22px 17px}.item-card{padding:13px}}
.icon-shell img{width:68px;height:68px;object-fit:contain}