@import url('https://fonts.googleapis.com/css2?family=Rajdhani:wght@400;500;600;700&display=swap');
:root{--bg:#050811;--panel:#0c1220;--panel2:#10182a;--line:#1e2a42;--text:#edf4ff;--muted:#7887a4;--cyan:#00e5ff;--purple:#8b5cff;--pink:#ff2bd6;--green:#00ff9c;--gold:#ffc247;--danger:#ff5f78;--radius:12px;--glow:0 0 24px rgba(0,229,255,.10)}
*{box-sizing:border-box}html,body{margin:0;padding:0;min-height:100vh;background:var(--bg);color:var(--text);font-family:Rajdhani,"Vazirmatn","Segoe UI",sans-serif}body:before{content:"";position:fixed;inset:0;pointer-events:none;z-index:0;opacity:.22;background-image:linear-gradient(rgba(0,229,255,.055) 1px,transparent 1px),linear-gradient(90deg,rgba(0,229,255,.055) 1px,transparent 1px);background-size:42px 42px}body:after{content:"";position:fixed;inset:0;pointer-events:none;z-index:0;background:radial-gradient(circle at 80% 5%,rgba(139,92,255,.14),transparent 30%),radial-gradient(circle at 10% 85%,rgba(0,229,255,.07),transparent 28%)}.hidden{display:none!important}
.landing{position:relative;z-index:1;min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px;background:radial-gradient(circle at center,rgba(0,229,255,.04),transparent 45%)}.landing-box{width:min(440px,100%);text-align:center;padding:40px 32px;background:linear-gradient(145deg,rgba(15,22,38,.96),rgba(7,12,23,.96));border:1px solid #29405c;border-radius:18px;box-shadow:0 0 45px rgba(0,229,255,.07),0 20px 60px rgba(0,0,0,.4);backdrop-filter:blur(14px)}.landing-logo{font-size:34px;font-weight:700;letter-spacing:4px;margin-bottom:18px;text-shadow:0 0 18px rgba(0,229,255,.15)}.landing-logo .mark{color:var(--cyan);text-shadow:0 0 18px rgba(0,229,255,.7)}.landing-text{color:var(--muted);margin-bottom:28px;line-height:1.8;font-size:14px}.landing-lang{margin-top:20px}
.topbar{position:sticky;top:0;z-index:10;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:13px 24px;background:rgba(6,10,19,.82);border-bottom:1px solid var(--line);backdrop-filter:blur(15px)}.identity{font-size:13px;color:var(--muted)}.identity strong{color:var(--cyan);text-shadow:0 0 9px rgba(0,229,255,.3)}.topbar-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}.mobile-menu-btn{display:none}
.app{position:relative;z-index:1;min-height:100vh}.layout{display:flex;align-items:flex-start;width:100%}.sidebar{position:sticky;top:0;flex:0 0 245px;max-width:245px;min-height:calc(100vh - 60px);height:calc(100vh - 60px);overflow:auto;display:flex;flex-direction:column;gap:4px;padding:20px 13px;background:rgba(6,10,19,.94);border-inline-end:1px solid var(--line)}.sidebar:before{content:"TETRA";font-size:24px;font-weight:700;letter-spacing:4px;color:var(--cyan);padding:5px 13px 18px;text-shadow:0 0 15px rgba(0,229,255,.5)}.nav-item{text-align:inherit;display:flex;align-items:center;gap:9px;width:100%;background:transparent;border:1px solid transparent;color:#8795ae;padding:11px 13px;border-radius:8px;cursor:pointer;font-size:14px;font-family:inherit;font-weight:600;transition:.2s}.nav-item:hover{background:#10182a;color:#fff;border-color:#263653}.nav-item.active{color:#fff;background:linear-gradient(90deg,rgba(0,229,255,.13),rgba(139,92,255,.10));border-color:rgba(0,229,255,.35);box-shadow:inset 3px 0 var(--cyan),0 0 18px rgba(0,229,255,.05)}.nav-icon{width:21px;text-align:center;font-size:15px;color:var(--cyan);margin-inline-end:3px}.content{flex:1;min-width:0;padding:30px 34px 60px;max-width:1500px}.section-title{font-size:30px;font-weight:700;letter-spacing:2px;margin:0 0 20px;text-shadow:0 0 14px rgba(0,229,255,.08)}
.stat-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-bottom:20px}.stat{background:linear-gradient(145deg,rgba(15,22,38,.96),rgba(9,14,25,.96));border:1px solid var(--line);border-radius:var(--radius);padding:18px;min-height:115px;position:relative;overflow:hidden;transition:.2s}.stat:after{content:"";position:absolute;left:10%;right:10%;bottom:0;height:2px;background:linear-gradient(90deg,transparent,var(--cyan),transparent);opacity:.4}.stat:hover{transform:translateY(-2px);border-color:#35496c;box-shadow:var(--glow)}.stat-label{font-size:11px;color:#71819d;margin-bottom:10px;letter-spacing:1px}.stat-value{font-size:24px;font-weight:700}.stat-value.accent{color:var(--gold);text-shadow:0 0 13px rgba(255,194,71,.22)}.stat-value.teal{color:var(--green);text-shadow:0 0 13px rgba(0,255,156,.18)}
.panel{background:linear-gradient(145deg,rgba(15,22,38,.95),rgba(9,14,25,.95));border:1px solid var(--line);border-radius:var(--radius);padding:20px;margin-bottom:15px;box-shadow:0 12px 35px rgba(0,0,0,.12)}.panel-title{font-weight:700;margin-bottom:14px;font-size:16px;color:#edf4ff}.row{display:flex;justify-content:space-between;align-items:center;gap:15px;padding:11px 0;border-bottom:1px dashed #202c44;font-size:14px;color:#9aa9c2}.row:last-child{border-bottom:none}.row .val{color:var(--text);font-weight:600}.progress-track{background:#151e31;border:1px solid var(--line);border-radius:999px;height:10px;overflow:hidden;margin:10px 0}.progress-fill{height:100%;background:linear-gradient(90deg,var(--purple),var(--cyan));box-shadow:0 0 12px rgba(0,229,255,.5);border-radius:999px}.badge{display:inline-block;padding:3px 10px;border-radius:999px;font-size:10px;font-weight:700}.badge.gold{background:rgba(255,194,71,.12);color:var(--gold);border:1px solid rgba(255,194,71,.4)}.invite-box{font-family:Consolas,monospace;background:#070c16;border:1px solid #202c44;border-radius:8px;padding:12px;font-size:12px;word-break:break-all;color:var(--cyan)}
.tree-wrap{text-align:center;padding:20px 0}.tree-root{display:inline-block;padding:13px 26px;background:linear-gradient(135deg,var(--purple),#5c3ec7);color:#fff;font-weight:700;border-radius:10px;box-shadow:0 0 24px rgba(139,92,255,.25);margin-bottom:24px}.tree-children{display:flex;justify-content:center;gap:24px;flex-wrap:wrap}.tree-node{background:var(--panel);border:1px solid #293a58;border-radius:10px;padding:16px 20px;min-width:160px}.tree-node.empty{color:var(--muted);border-style:dashed}.side-label{display:block;font-size:10px;color:var(--muted);margin-bottom:6px;text-transform:uppercase;letter-spacing:1px}.empty-state{text-align:center;padding:60px 20px;color:var(--muted)}.empty-state .mark{font-size:40px;color:var(--cyan);text-shadow:0 0 20px rgba(0,229,255,.5);margin-bottom:14px}
.field{margin-bottom:16px}.field label{display:block;font-size:12px;color:var(--muted);margin-bottom:6px}.field input,.field select{width:100%;padding:11px 12px;background:#070c16;border:1px solid var(--line);border-radius:8px;color:var(--text);font-family:inherit;font-size:14px}.field input:focus,.field select:focus{outline:none;border-color:var(--cyan);box-shadow:0 0 0 3px rgba(0,229,255,.1)}.btn{padding:10px 20px;border-radius:9px;border:1px solid var(--line);background:var(--panel2);color:var(--text);cursor:pointer;font-family:inherit;font-size:14px;font-weight:600;transition:.2s}.btn:hover{transform:translateY(-1px);border-color:#3a5277}.btn-accent{background:linear-gradient(90deg,var(--purple),var(--cyan));border:none;color:#fff;box-shadow:0 5px 20px rgba(0,229,255,.15)}.btn-large{padding:14px 34px;font-size:16px}.btn-ghost{background:transparent;border:1px solid var(--line)}.lang-btn{background:transparent;border:1px solid var(--line);color:var(--muted);padding:7px 14px;border-radius:999px;cursor:pointer;font-size:12px;font-weight:700}.lang-btn:hover{color:var(--cyan);border-color:var(--cyan)}
@media(max-width:1050px){.stat-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.content{padding:25px}}
@media(max-width:720px){body{padding-bottom:0}.topbar{padding:11px 13px}.mobile-menu-btn{display:block;background:#0b1120;border:1px solid #29405c;color:var(--cyan);border-radius:7px;padding:7px 10px;font-size:17px}.topbar{justify-content:flex-start}.topbar-actions{margin-inline-start:auto}.identity{max-width:150px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.lang-btn{padding:6px 10px}.topbar-actions .btn{padding:7px 10px;font-size:12px}.layout{display:block}.sidebar{position:fixed;z-index:30;top:0;bottom:0;left:0;right:auto;width:260px;max-width:85vw;height:100vh;min-height:100vh;transform:translateX(-105%);transition:transform .25s ease;box-shadow:20px 0 55px rgba(0,0,0,.55);border-inline-end:1px solid #29405c;padding-top:24px}.sidebar.mobile-open{transform:translateX(0)}.content{padding:20px 13px 35px}.section-title{font-size:25px;margin-bottom:16px}.stat-grid{grid-template-columns:1fr;gap:10px}.stat{min-height:105px;padding:16px}.stat-value{font-size:23px}.panel{padding:16px}.row{font-size:13px;align-items:flex-start}.tree-children{gap:12px}.tree-node{min-width:135px;width:calc(50% - 8px);padding:14px 10px}.landing-box{padding:32px 20px}.landing-logo{font-size:29px}.landing-text{font-size:13px}.nav-item{padding:12px 13px}}
@media(max-width:420px){.topbar-actions .lang-btn{display:none}.identity{max-width:125px}.tree-node{width:100%}.content{padding-left:11px;padding-right:11px}.stat-value{font-size:21px}}