:root{--bg:#0a0e1a;--bg2:#111827;--bg3:#1e293b;--card:#151c2c;--border:#1e2d45;--text:#f1f5f9;--text2:#94a3b8;--text3:#64748b;--accent:#06b6d4;--accent2:#0891b2;--accent-g:linear-gradient(135deg,#06b6d4,#8b5cf6);--pink:#ec4899;--purple:#8b5cf6;--blue:#3b82f6;--green:#22c55e;--red:#ef4444;--orange:#f59e0b;--cyan:#06b6d4;--glass:rgba(17,24,39,.92);--radius:14px;--radius-sm:8px;--shadow:0 8px 32px rgba(0,0,0,.5);--transition:all .3s ease;--sidebar-w:260px}
[data-theme=light]{--bg:#f0f4f8;--bg2:#fff;--bg3:#e2e8f0;--card:#fff;--border:#e2e8f0;--text:#0f172a;--text2:#475569;--text3:#94a3b8;--glass:rgba(255,255,255,.95);--shadow:0 4px 16px rgba(0,0,0,.06)}
*{margin:0;padding:0;box-sizing:border-box}body{font-family:'Inter',system-ui,sans-serif;background:var(--bg);color:var(--text);min-height:100vh;display:flex;transition:var(--transition)}
::-webkit-scrollbar{width:5px}::-webkit-scrollbar-thumb{background:var(--bg3);border-radius:3px}
a{color:var(--accent);text-decoration:none;cursor:pointer}button{cursor:pointer;font-family:inherit}

/* LOGIN */
.login-page{display:flex;align-items:center;justify-content:center;min-height:100vh;width:100%;padding:20px}
.login-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:40px;width:100%;max-width:420px}
.login-logo{font-size:1.6rem;font-weight:900;background:var(--accent-g);-webkit-background-clip:text;-webkit-text-fill-color:transparent;text-align:center;margin-bottom:4px;display:flex;align-items:center;justify-content:center;gap:8px}
.login-logo span{-webkit-text-fill-color:initial;font-size:1.8rem}
.login-sub{text-align:center;color:var(--text2);font-size:.88rem;margin-bottom:24px}

/* SIDEBAR */
.sidebar{width:var(--sidebar-w);background:var(--bg2);border-right:1px solid var(--border);height:100vh;position:fixed;left:0;top:0;display:flex;flex-direction:column;z-index:50;transition:transform .3s}
.sidebar-header{padding:16px 20px;border-bottom:1px solid var(--border)}
.sidebar-logo{font-size:1.15rem;font-weight:800;background:var(--accent-g);-webkit-background-clip:text;-webkit-text-fill-color:transparent;display:flex;align-items:center;gap:8px}
.sidebar-logo span{-webkit-text-fill-color:initial;font-size:1.3rem}
.sidebar-nav{flex:1;padding:8px;overflow-y:auto}
.nav-section{font-size:.65rem;text-transform:uppercase;letter-spacing:1.5px;color:var(--text3);padding:14px 14px 4px;font-weight:700}
.nav-item{display:flex;align-items:center;gap:10px;padding:9px 14px;border-radius:var(--radius-sm);color:var(--text2);cursor:pointer;transition:var(--transition);font-size:.84rem;font-weight:500;margin-bottom:1px}
.nav-item:hover{background:rgba(6,182,212,.06);color:var(--text)}
.nav-item.active{background:var(--accent);color:#fff;font-weight:600}
.nav-item .icon{font-size:1.1rem;width:22px;text-align:center}
.sidebar-footer{padding:10px;border-top:1px solid var(--border);display:flex;align-items:center;gap:8px;font-size:.82rem;color:var(--text2);cursor:pointer}
.sidebar-toggle{display:none;position:fixed;top:10px;left:10px;z-index:60;width:40px;height:40px;border-radius:var(--radius-sm);background:var(--bg2);border:1px solid var(--border);color:var(--text);font-size:1.2rem}

/* MAIN */
.main{margin-left:var(--sidebar-w);flex:1;min-height:100vh}
.topbar{position:sticky;top:0;z-index:40;background:var(--glass);backdrop-filter:blur(20px);border-bottom:1px solid var(--border);padding:10px 24px;display:flex;align-items:center;justify-content:space-between}
.topbar-left{display:flex;align-items:center;gap:12px}
.topbar-title{font-size:1.05rem;font-weight:700}
.topbar-actions{display:flex;align-items:center;gap:6px}
.lang-select{padding:5px 8px;border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--bg);color:var(--text);font-size:.78rem}
.content{padding:20px;max-width:1400px;margin:0 auto}

/* PAGES */
.page{display:none;animation:fadeIn .3s ease}.page.active{display:block}
@keyframes fadeIn{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}

/* CARDS */
.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:18px;transition:var(--transition)}
.card:hover{box-shadow:var(--shadow)}
.card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}

/* GRID */
.grid{display:grid;gap:14px}.g2{grid-template-columns:repeat(auto-fill,minmax(300px,1fr))}.g3{grid-template-columns:repeat(auto-fill,minmax(240px,1fr))}.g4{grid-template-columns:repeat(auto-fill,minmax(180px,1fr))}

/* WIDGETS */
.widget{text-align:center;padding:20px 14px;position:relative;overflow:hidden}
.widget::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;border-radius:3px 3px 0 0}
.widget.cyan::before{background:var(--cyan)}.widget.green::before{background:var(--green)}.widget.orange::before{background:var(--orange)}.widget.red::before{background:var(--red)}.widget.purple::before{background:var(--purple)}.widget.pink::before{background:var(--pink)}
.widget-icon{font-size:1.8rem;margin-bottom:6px}.widget-val{font-size:1.8rem;font-weight:800}.widget-label{font-size:.7rem;color:var(--text2);text-transform:uppercase;letter-spacing:1px;margin-top:3px}

/* FORMS */
.form-group{margin-bottom:12px}
.form-group label{display:block;font-size:.82rem;font-weight:600;margin-bottom:4px;color:var(--text2)}
input[type=text],input[type=email],input[type=password],input[type=date],input[type=time],input[type=number],input[type=tel],select,textarea{width:100%;padding:9px 12px;border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--bg);color:var(--text);font-family:inherit;font-size:.86rem;transition:var(--transition);outline:none}
input:focus,select:focus,textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(6,182,212,.12)}
textarea{resize:vertical;min-height:50px}
.form-row{display:grid;gap:12px}.form-row.c2{grid-template-columns:1fr 1fr}.form-row.c3{grid-template-columns:1fr 1fr 1fr}

/* BUTTONS */
.btn{padding:9px 18px;border-radius:var(--radius-sm);border:none;font-family:inherit;font-size:.85rem;font-weight:600;cursor:pointer;transition:var(--transition);display:inline-flex;align-items:center;gap:6px}
.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent2)}
.btn-gradient{background:var(--accent-g);color:#fff}.btn-gradient:hover{opacity:.9}
.btn-success{background:var(--green);color:#fff}
.btn-danger{background:var(--red);color:#fff}
.btn-outline{background:transparent;border:1px solid var(--border);color:var(--text2)}.btn-outline:hover{border-color:var(--accent);color:var(--accent)}
.btn-sm{padding:5px 10px;font-size:.78rem}
.btn-lg{padding:12px 24px;font-size:.95rem}
.btn-block{width:100%;justify-content:center}
.btn-group{display:flex;gap:8px;flex-wrap:wrap}

/* BADGE */
.badge{padding:3px 10px;border-radius:20px;font-size:.72rem;font-weight:600;display:inline-block}
.badge-green{background:rgba(34,197,94,.15);color:var(--green)}.badge-red{background:rgba(239,68,68,.15);color:var(--red)}.badge-orange{background:rgba(245,158,11,.15);color:var(--orange)}.badge-blue{background:rgba(59,130,246,.15);color:var(--blue)}.badge-pink{background:rgba(236,72,153,.15);color:var(--pink)}.badge-purple{background:rgba(139,92,246,.15);color:var(--purple)}.badge-cyan{background:rgba(6,182,212,.15);color:var(--cyan)}

/* TABLE */
.table-wrap{overflow-x:auto;border-radius:var(--radius);border:1px solid var(--border)}
table{width:100%;border-collapse:collapse;font-size:.84rem}
th,td{padding:10px 12px;text-align:left;border-bottom:1px solid var(--border)}
th{color:var(--text3);font-weight:600;text-transform:uppercase;font-size:.7rem;letter-spacing:.5px;background:var(--bg2)}
tr:hover td{background:rgba(6,182,212,.03)}

/* MODAL */
.modal-bg{display:none;position:fixed;inset:0;background:rgba(0,0,0,.6);backdrop-filter:blur(4px);z-index:200;justify-content:center;align-items:center;padding:16px}
.modal-bg.active{display:flex}
.modal{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:24px;width:100%;max-width:640px;max-height:85vh;overflow-y:auto}
.modal-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}
.modal-head h2{font-size:1.1rem;font-weight:700}
.modal-close{background:none;border:none;color:var(--text2);font-size:1.4rem;cursor:pointer}

/* MATCH CARD */
.match-card{position:relative;overflow:hidden}
.match-card::before{content:'';position:absolute;top:0;left:0;right:0;height:4px;background:var(--accent-g)}
.match-score{position:absolute;top:12px;right:12px;width:50px;height:50px;border-radius:50%;background:var(--accent-g);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:.9rem}
.avatar{width:36px;height:36px;border-radius:50%;background:var(--accent-g);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.8rem;flex-shrink:0}
.avatar-lg{width:56px;height:56px;font-size:1.1rem}

/* TIMELINE */
.timeline-item{display:flex;gap:12px;padding:10px 0;border-bottom:1px solid var(--border)}
.timeline-dot{width:10px;height:10px;border-radius:50%;margin-top:5px;flex-shrink:0}

/* ALERT */
.alert{padding:10px 14px;border-radius:var(--radius-sm);font-size:.85rem;margin-bottom:12px}
.alert-danger{background:rgba(239,68,68,.1);color:var(--red);border:1px solid rgba(239,68,68,.2)}
.alert-success{background:rgba(34,197,94,.1);color:var(--green);border:1px solid rgba(34,197,94,.2)}

/* TOAST */
.toast{position:fixed;bottom:20px;left:50%;transform:translateX(-50%) translateY(100px);background:var(--card);border:1px solid var(--border);padding:10px 24px;border-radius:var(--radius-sm);box-shadow:var(--shadow);font-size:.88rem;z-index:999;transition:transform .3s}
.toast.show{transform:translateX(-50%) translateY(0)}

/* ICON BTN */
.icon-btn{width:34px;height:34px;border-radius:var(--radius-sm);border:1px solid var(--border);background:transparent;color:var(--text2);display:flex;align-items:center;justify-content:center;font-size:.95rem;transition:var(--transition)}
.icon-btn:hover{background:var(--accent);color:#fff;border-color:var(--accent)}

/* RESPONSIVE */
@media(max-width:768px){
  .sidebar{transform:translateX(-100%)}.sidebar.open{transform:translateX(0)}
  .sidebar-toggle{display:flex}.main{margin-left:0}
  .g2,.g3,.g4{grid-template-columns:1fr}.content{padding:16px}
  .form-row.c2,.form-row.c3{grid-template-columns:1fr}
}