:root{--bg:#0a0e1a;--surface:#131929;--surface2:#1a2035;--accent:#ff6b35;--gold:#ffd700;--text:#ffffff;--muted:#6b7a99;--border-dim:rgba(255,255,255,0.07);--border-acc:rgba(255,107,53,0.3);--danger:#ff3366;--success:#00d4ff;}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html,body{height:100%;font-family:'Segoe UI',system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;}
body{display:flex;flex-direction:column;max-width:480px;margin:0 auto;min-height:100dvh;}
.lf-header{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;background:var(--surface);border-bottom:1px solid var(--border-dim);flex-shrink:0;}
.lf-logo{display:flex;align-items:center;gap:8px;font-size:19px;font-weight:800;letter-spacing:-0.5px;color:var(--text);}
.lf-logo .logo-icon{font-size:20px;}
.lf-logo .logo-accent{color:var(--accent);}
.user-pill{font-size:12px;font-weight:700;color:var(--text);background:var(--surface2);border:1px solid var(--border-dim);border-radius:20px;padding:6px 14px;cursor:pointer;transition:border-color 0.2s;}
.user-pill:hover{border-color:var(--border-acc);}
.lf-body{flex:1;overflow-y:auto;padding:16px;scrollbar-width:none;}
.lf-body::-webkit-scrollbar{display:none;}
.lf-screen{display:none;}
.lf-screen.active{display:block;}
#input-bar{display:flex;gap:8px;padding:10px 12px;background:var(--surface);border-top:1px solid var(--border-dim);flex-shrink:0;}
#guess-input{flex:1;background:var(--surface2);border:1px solid var(--border-dim);border-radius:10px;padding:10px 14px;color:var(--text);font-family:monospace;font-size:14px;font-weight:600;text-transform:uppercase;letter-spacing:2px;outline:none;transition:border-color 0.2s;}
#guess-input::placeholder{color:var(--muted);letter-spacing:1px;font-weight:400;}
#guess-input:focus{border-color:var(--accent);}
#guess-input.input-error{border-color:var(--danger);animation:shake 0.3s;}
@keyframes shake{0%,100%{transform:translateX(0)}25%{transform:translateX(-4px)}75%{transform:translateX(4px)}}
.lf-nav{display:flex;background:var(--surface);border-top:1px solid var(--border-dim);flex-shrink:0;}
.lf-tab{flex:1;padding:10px 4px 11px;font-size:10px;font-weight:700;letter-spacing:0.5px;text-transform:uppercase;background:none;border:none;border-top:2px solid transparent;cursor:pointer;color:var(--muted);display:flex;flex-direction:column;align-items:center;gap:4px;transition:color 0.2s;}
.lf-tab .tab-icon{font-size:16px;}
.lf-tab.active{color:var(--accent);border-top-color:var(--accent);}
.lf-btn{padding:10px 18px;border-radius:10px;border:none;cursor:pointer;font-size:13px;font-weight:700;letter-spacing:1px;text-transform:uppercase;transition:opacity 0.2s,transform 0.1s;}
.lf-btn:active{transform:scale(0.97);}
.lf-btn:disabled{opacity:0.5;cursor:not-allowed;}
.lf-btn-accent{background:var(--accent);color:#fff;}
.lf-btn-accent:hover{opacity:0.9;}
.lf-btn-ghost{background:var(--surface2);color:var(--text);border:1px solid var(--border-dim);}
.lf-btn-ghost:hover{border-color:var(--border-acc);}
.lf-btn.w-full{width:100%;}
.btn-sm{padding:6px 10px;font-size:11px;}
.lbl{font-size:10px;font-weight:700;letter-spacing:2px;text-transform:uppercase;color:var(--muted);}
.t-badge{display:inline-flex;align-items:center;gap:5px;padding:4px 12px;border-radius:20px;font-size:11px;font-weight:700;letter-spacing:0.5px;white-space:nowrap;}
.t0{background:rgba(0,212,255,0.15);color:#00d4ff;border:1px solid rgba(0,212,255,0.3);}
.t1{background:rgba(68,136,255,0.15);color:#6699ff;border:1px solid rgba(68,136,255,0.3);}
.t2{background:rgba(255,215,0,0.15);color:#ffd700;border:1px solid rgba(255,215,0,0.3);}
.t3{background:rgba(255,107,53,0.15);color:#ff6b35;border:1px solid rgba(255,107,53,0.3);}
.t4{background:rgba(255,51,102,0.2);color:#ff3366;border:1px solid rgba(255,51,102,0.4);}
.day-info{margin-bottom:16px;}
.day-number{font-size:11px;font-weight:700;letter-spacing:2px;text-transform:uppercase;color:var(--muted);}
.day-date{font-size:12px;color:var(--muted);margin-top:3px;font-weight:600;}
.g-row{display:flex;align-items:center;justify-content:space-between;padding:10px 14px;border-radius:12px;border:1px solid var(--border-dim);margin-bottom:8px;background:var(--surface);}
.g-row-new{animation:rowIn 0.35s ease;}
@keyframes rowIn{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}
.g-word{font-family:monospace;font-size:15px;font-weight:700;text-transform:uppercase;letter-spacing:3px;color:var(--text);}
.solved-banner{display:none;margin-top:16px;padding:14px;border:1px solid var(--border-acc);border-radius:12px;background:rgba(255,107,53,0.08);text-align:center;}
.solved-word{font-family:monospace;font-size:22px;font-weight:800;color:var(--accent);letter-spacing:4px;}
.solved-sub{font-size:12px;color:var(--muted);margin-top:6px;}
.share-bar{margin-top:14px;padding:10px 14px;background:var(--surface);border-radius:12px;border:1px solid var(--border-dim);display:flex;align-items:center;justify-content:space-between;}
.empty-hint{font-size:13px;color:var(--muted);padding:24px 0;text-align:center;}
.error-hint{font-size:13px;color:var(--danger);padding:24px 0;text-align:center;}
.lb-period-bar{display:flex;gap:6px;margin-bottom:16px;}
.lb-period-btn{padding:6px 14px;border-radius:20px;border:1px solid var(--border-dim);background:none;cursor:pointer;font-size:11px;font-weight:700;letter-spacing:1px;text-transform:uppercase;color:var(--muted);transition:all 0.2s;}
.lb-period-btn.active{background:var(--accent);border-color:var(--accent);color:#fff;}
.lb-header{display:flex;padding:0 14px;margin-bottom:8px;gap:10px;}
.lb-row{display:flex;align-items:center;padding:10px 14px;border-radius:12px;border:1px solid var(--border-dim);margin-bottom:7px;gap:10px;background:var(--surface);}
.lb-row.me{border-color:var(--accent);background:rgba(255,107,53,0.08);}
.lb-rank{min-width:22px;font-size:11px;font-weight:800;color:var(--muted);}
.lb-name{flex:1;font-size:13px;font-weight:700;color:var(--text);}
.lb-name.accent{color:var(--accent);}
.lb-score{min-width:50px;text-align:right;font-size:13px;font-weight:800;color:var(--gold);}
.lb-cell{min-width:44px;text-align:right;font-size:11px;color:var(--muted);}
.lb-formula{margin-top:12px;padding:10px 14px;background:var(--surface);border-radius:10px;border:1px solid var(--border-dim);}
.a-row{display:flex;align-items:center;padding:12px 14px;border-radius:12px;border:1px solid var(--border-dim);margin-bottom:8px;background:var(--surface);gap:10px;}
.a-info{flex:1;min-width:0;}
.a-date{font-size:13px;font-weight:700;color:var(--text);}
.a-sub{font-size:11px;color:var(--muted);margin-top:2px;}
.a-actions{display:flex;gap:6px;flex-shrink:0;}
.word-reveal{font-family:monospace;font-weight:800;color:var(--accent);letter-spacing:2px;text-transform:uppercase;}
.badge{font-size:11px;padding:5px 10px;border-radius:20px;font-weight:700;}
.badge-won{background:rgba(0,212,255,0.1);color:#00d4ff;border:1px solid rgba(0,212,255,0.25);}
.badge-lost{background:rgba(255,51,102,0.1);color:var(--danger);border:1px solid rgba(255,51,102,0.25);}
.price{color:var(--gold);}
.price-dim{opacity:0.85;}
.pack-card{margin-top:16px;padding:14px;border:1px solid var(--accent);border-radius:12px;background:rgba(255,107,53,0.05);}
.pack-title{font-size:13px;font-weight:800;color:var(--text);margin-bottom:3px;}
.pack-sub{font-size:11px;color:var(--muted);margin-bottom:10px;font-weight:600;}
.pack-btns{display:flex;gap:8px;flex-wrap:wrap;}
.profile-header{display:flex;align-items:center;gap:14px;padding-bottom:16px;border-bottom:1px solid var(--border-dim);margin-bottom:16px;}
.profile-av{width:52px;height:52px;border-radius:50%;background:rgba(255,107,53,0.2);border:2px solid var(--accent);color:var(--accent);font-size:17px;font-weight:800;display:flex;align-items:center;justify-content:center;flex-shrink:0;}
#profile-username{font-size:15px;font-weight:800;color:var(--text);}
#profile-since{font-size:11px;font-weight:600;letter-spacing:0.5px;color:var(--muted);margin-top:3px;}
.stat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-bottom:16px;}
.stat-card{background:var(--surface2);border-radius:12px;padding:12px 8px;text-align:center;border:1px solid var(--border-dim);}
.stat-val{font-size:22px;font-weight:800;color:var(--gold);}
.stat-val.accent{color:var(--accent);}
.stat-val.cyan{color:#00d4ff;}
.stat-lbl{font-size:10px;font-weight:700;letter-spacing:1.5px;text-transform:uppercase;color:var(--muted);margin-top:4px;}
.cal{display:grid;grid-template-columns:repeat(7,1fr);gap:4px;margin-bottom:10px;}
.cd{aspect-ratio:1;border-radius:4px;}
.cd-e{background:var(--surface2);}
.cd-played{background:rgba(255,107,53,0.25);}
.cd-won{background:var(--accent);}
.cal-legend{display:flex;gap:12px;margin-bottom:16px;}
.cal-legend-item{display:flex;align-items:center;gap:5px;}
.cal-legend-dot{width:10px;height:10px;border-radius:2px;}
.bar-wrap{display:flex;align-items:center;gap:8px;margin-bottom:5px;}
.bar-lbl{min-width:22px;font-size:11px;font-weight:800;color:var(--muted);}
.bar-bg{flex:1;height:8px;background:var(--surface2);border-radius:4px;overflow:hidden;}
.bar-fill{height:100%;background:var(--accent);border-radius:4px;transition:width 0.4s;}
.bar-cnt{font-size:11px;color:var(--muted);min-width:16px;text-align:right;}
.settings-card{margin-top:20px;padding:14px;border:1px solid var(--border-dim);border-radius:12px;background:var(--surface);}
.settings-row{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px;}
.settings-row:last-child{margin-bottom:0;}
.settings-label{font-size:13px;font-weight:600;color:var(--text);}
.lang-btns{display:flex;gap:6px;}
.lang-btn{padding:4px 10px;border-radius:20px;border:1px solid var(--border-dim);background:none;cursor:pointer;font-size:10px;font-weight:700;letter-spacing:1px;text-transform:uppercase;color:var(--muted);transition:all 0.2s;}
.lang-btn.active{background:var(--accent);border-color:var(--accent);color:#fff;}
.toggle{width:40px;height:22px;background:var(--surface2);border-radius:11px;position:relative;cursor:pointer;border:1px solid var(--border-dim);transition:background 0.2s;}
.toggle.on{background:var(--accent);border-color:var(--accent);}
.toggle-thumb{width:18px;height:18px;background:#fff;border-radius:50%;position:absolute;top:1px;left:1px;transition:left 0.2s;}
.toggle.on .toggle-thumb{left:19px;}
.auth-prompt{display:flex;flex-direction:column;align-items:center;gap:12px;padding:40px 20px;text-align:center;}
.auth-logo{font-size:40px;}
.auth-prompt h2{font-size:22px;font-weight:800;color:var(--accent);}
.auth-prompt p{font-size:13px;color:var(--muted);}
#modal-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,0.7);align-items:center;justify-content:center;z-index:100;padding:20px;}
#modal-content{background:var(--surface);border:1px solid var(--border-dim);border-radius:16px;padding:24px;width:100%;max-width:380px;display:flex;flex-direction:column;gap:12px;}
.modal-header{display:flex;align-items:center;justify-content:space-between;}
.modal-header h3{font-size:16px;font-weight:800;color:var(--text);}
.modal-close{background:none;border:none;color:var(--muted);font-size:16px;cursor:pointer;}
.modal-input{background:var(--surface2);border:1px solid var(--border-dim);border-radius:10px;padding:10px 14px;color:var(--text);font-size:14px;outline:none;transition:border-color 0.2s;}
.modal-input:focus{border-color:var(--accent);}
.modal-error{font-size:12px;color:var(--danger);min-height:16px;}
.modal-switch{font-size:12px;color:var(--muted);text-align:center;}
.modal-switch a{color:var(--accent);text-decoration:none;}
#toast{position:fixed;bottom:90px;left:50%;transform:translateX(-50%) translateY(20px);background:var(--surface);border:1px solid var(--border-dim);color:var(--text);padding:10px 20px;border-radius:20px;font-size:13px;font-weight:600;opacity:0;transition:all 0.3s;z-index:200;pointer-events:none;}
#toast.show{opacity:1;transform:translateX(-50%) translateY(0);}
#toast.toast-error{border-color:var(--danger);color:var(--danger);}
.loading{text-align:center;padding:24px;color:var(--muted);font-size:13px;letter-spacing:2px;}
@media(max-width:380px){.g-word{font-size:13px;letter-spacing:2px;}.t-badge{font-size:10px;padding:3px 8px;}.a-actions{flex-direction:column;}}