:root {
  --bg: #0a0e1a;
  --bg2: #111827;
  --card: #1a1f2e;
  --card-hover: #222840;
  --input: #1e2438;
  --text: #f1f5f9;
  --text2: #94a3b8;
  --text3: #64748b;
  --accent: #3b82f6;
  --accent2: #60a5fa;
  --green: #22c55e;
  --green-bg: rgba(34,197,94,0.1);
  --red: #ef4444;
  --red-bg: rgba(239,68,68,0.1);
  --orange: #f59e0b;
  --orange-bg: rgba(245,158,11,0.1);
  --border: #1e293b;
  --radius: 12px;
  --radius-sm: 8px;
  --radius-lg: 16px;
  --tennis: #e8b84c;
}

* { margin:0; padding:0; box-sizing:border-box; -webkit-tap-highlight-color:transparent; }
html,body { height:100%; font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif; background:var(--bg); color:var(--text); overflow:hidden; }

.app { display:flex; flex-direction:column; height:100vh; height:100dvh; max-width:480px; margin:0 auto; overflow:hidden; }

/* Page views */
.page { display:none; flex-direction:column; min-height:0; }
.page.active { display:flex; flex:1; min-height:0; }

/* Header */
.header { height:56px; background:linear-gradient(135deg,#0f172a,#1e293b); display:flex; align-items:center; justify-content:space-between; padding:0 16px; border-bottom:1px solid var(--border); flex-shrink:0; }
.logo { font-size:30px; font-weight:800; background:linear-gradient(135deg,var(--tennis),var(--green)); -webkit-background-clip:text; -webkit-text-fill-color:transparent; }
.logo-sub { font-size:12px; color:var(--text3); letter-spacing:1px; }

/* Main */
.main { flex:1; overflow-y:auto; padding:0 16px; }

/* Top bar stats */
.stats-bar { display:flex; gap:6px; padding:12px 0; }
.stat-card { flex:1; background:var(--card); border-radius:var(--radius-sm); padding:10px; text-align:center; border:1px solid var(--border); }
.stat-num { font-size:22px; font-weight:800; }
.stat-num.green { color:var(--green); }
.stat-num.blue { color:var(--accent); }
.stat-num.yellow { color:var(--tennis); }
.stat-num.orange { color:var(--orange); }
.stat-lbl { font-size:12px; color:var(--text3); text-transform:uppercase; letter-spacing:0.5px; margin-top:2px; }

/* Section */
.section { background:var(--card); border:1px solid var(--border); border-radius:var(--radius-lg); padding:14px; margin-bottom:12px; }
.sec-title { font-size:14px; font-weight:600; color:var(--text2); text-transform:uppercase; letter-spacing:1px; margin-bottom:8px; display:flex; align-items:center; justify-content:space-between; }

/* Buttons */
.btn { display:inline-flex; align-items:center; justify-content:center; gap:6px; padding:10px 20px; border-radius:var(--radius); font-size:16px; font-weight:600; border:none; cursor:pointer; transition:all 0.15s; }
.btn:active { transform:scale(0.97); }
.btn-primary { background:var(--accent); color:white; }
.btn-green { background:var(--green); color:white; }
.btn-red { background:var(--red); color:white; }
.btn-sm { padding:6px 12px; font-size:14px; border-radius:var(--radius-sm); }
.btn-block { width:100%; }
.btn-ghost { background:transparent; border:1px solid var(--border); color:var(--text2); }

/* Player cards */
.player-grid { display:flex; flex-direction:column; gap:6px; }
.player-row { display:flex; align-items:center; gap:8px; background:var(--input); border:1px solid var(--border); border-radius:var(--radius-sm); padding:10px 12px; transition:all 0.15s; }
.player-row .avatar { width:32px; height:32px; border-radius:50%; background:linear-gradient(135deg,var(--accent),var(--accent2)); display:flex; align-items:center; justify-content:center; font-size:15px; font-weight:700; flex-shrink:0; }
.player-row .name { flex:1; font-size:16px; font-weight:600; }
.player-row .stats { font-size:13px; color:var(--text3); }
.player-row .actions { display:flex; gap:4px; }
.player-row .actions button { width:30px; height:30px; border-radius:50%; border:none; font-size:16px; cursor:pointer; display:flex; align-items:center; justify-content:center; }

/* Match cards */
.match-card { background:var(--card); border:1px solid var(--border); border-radius:var(--radius); padding:12px; margin-bottom:8px; cursor:pointer; transition:all 0.15s; }
.match-card:active { background:var(--card-hover); }
.match-hdr { display:flex; justify-content:space-between; align-items:center; margin-bottom:6px; }
.match-badge { font-size:12px; font-weight:600; padding:2px 8px; border-radius:8px; background:rgba(232,184,76,0.15); color:var(--tennis); }
.match-status { font-size:12px; padding:2px 8px; border-radius:8px; }
.match-status.live { background:var(--green-bg); color:var(--green); }
.match-status.done { background:rgba(100,116,139,0.15); color:var(--text3); }
.match-teams { display:flex; align-items:center; gap:8px; }
.team { flex:1; text-align:center; }
.team .tname { font-size:14px; font-weight:600; }
.team .tnick { font-size:12px; color:var(--text3); }
.team .tscore { font-size:24px; font-weight:800; color:var(--green); }
.team .tscore.lost { color:var(--text3); }
.match-vs { font-size:13px; color:var(--text3); font-weight:600; }
.match-time { font-size:12px; color:var(--text3); margin-top:4px; text-align:center; }
.match-del { text-align:right; margin-top:4px; }

/* Live score */
.live { text-align:center; padding:12px 0; }
.live-teams { display:flex; align-items:center; gap:12px; margin-bottom:8px; }
.live-team { flex:1; }
.live-team .la { width:48px; height:48px; border-radius:50%; display:flex; align-items:center; justify-content:center; font-size:18px; font-weight:700; margin:0 auto 4px; }
.live-team .lt { font-size:14px; font-weight:600; }
.live-score { font-size:46px; font-weight:900; display:flex; align-items:center; justify-content:center; gap:16px; }
.live-num { min-width:50px; }
.live-num.lead { color:var(--green); }
.live-num.trail { color:var(--text3); }
.live-colon { font-size:32px; color:var(--text3); font-weight:300; }
.live-max { font-size:13px; color:var(--text3); margin-top:4px; }
.live-btns { display:flex; gap:16px; justify-content:center; margin:12px 0; }
.live-btn { padding:14px 24px; border-radius:var(--radius); font-size:18px; font-weight:700; border:none; cursor:pointer; min-width:100px; display:flex; flex-direction:column; align-items:center; gap:2px; }
.live-btn:active { transform:scale(0.95); }
.live-btn.t1 { background:var(--accent); color:white; }
.live-btn.t2 { background:var(--green); color:white; }
.live-btn .lbs { font-size:12px; font-weight:400; opacity:0.8; }

/* Leaderboard */
.lb-row { display:flex; align-items:center; gap:10px; padding:10px 0; border-bottom:1px solid var(--border); }
.lb-header { border-bottom:2px solid var(--text3); padding-bottom:6px; margin-bottom:4px; }
.lb-row:last-child { border-bottom:none; }
.lb-rank { width:65px; font-size:18px; font-weight:800; text-align:left; }
.lb-name { flex:1; font-size:16px; font-weight:600; }
.lb-rec { font-size:13px; color:var(--text3); }
.lb-pct { font-weight:700; min-width:44px; text-align:right; }
.lb-pct.high { color:var(--green); }
.lb-pct.low { color:var(--red); }

/* Modal */
.modal { position:fixed; inset:0; background:rgba(0,0,0,0.6); z-index:100; display:none; align-items:flex-end; justify-content:center; }
.modal.show { display:flex; }
.modal-bd { background:var(--bg2); border-radius:var(--radius-lg) var(--radius-lg) 0 0; width:100%; max-width:480px; max-height:85vh; padding:20px; overflow-y:auto; animation:slideUp 0.25s ease; }
@keyframes slideUp { from{transform:translateY(100%)} to{transform:translateY(0)} }
.modal-h { width:36px; height:4px; background:var(--text3); border-radius:2px; margin:0 auto 14px; opacity:0.5; }
.modal-title { font-size:19px; font-weight:700; margin-bottom:14px; }

/* Form */
.form-group { margin-bottom:12px; }
.form-label { display:block; font-size:13px; font-weight:500; color:var(--text2); margin-bottom:4px; text-transform:uppercase; letter-spacing:0.5px; }
.form-input, .form-select { width:100%; padding:10px 12px; background:var(--input); border:1px solid var(--border); border-radius:var(--radius-sm); color:var(--text); font-size:16px; outline:none; }
.form-select { background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E"); background-repeat:no-repeat; background-position:right 10px center; padding-right:32px; }
.form-select:focus, .form-input:focus { border-color:var(--accent); }
.form-row { display:grid; grid-template-columns:1fr 1fr; gap:8px; }
.team-card { background:var(--input); border-radius:var(--radius-sm); padding:10px; border:1px solid var(--border); }

/* Player select in create match */
.player-sel { display:flex; gap:6px; }
.player-sel input { flex:1; }
.player-sel select { flex:1; }

/* Toast */
.toast { position:fixed; bottom:80px; left:50%; transform:translateX(-50%); background:var(--card); border:1px solid var(--border); border-radius:var(--radius); padding:10px 18px; font-size:15px; font-weight:500; z-index:200; box-shadow:0 4px 24px rgba(0,0,0,0.3); display:none; animation:toastIn 0.3s; max-width:90%; }
.toast.show { display:block; }
.toast.good { border-color:var(--green); }
.toast.bad { border-color:var(--red); }
@keyframes toastIn { from{opacity:0;transform:translateX(-50%) translateY(20px)} to{opacity:1;transform:translateX(-50%) translateY(0)} }

/* Empty state */
.empty { text-align:center; padding:24px 0; color:var(--text3); }
.empty .ic { font-size:32px; margin-bottom:4px; opacity:0.5; }
.empty p { font-size:14px; }

/* Nav tabs */
.tabs { display:flex; gap:6px; overflow-x:auto; padding:8px 0; }
.tab { padding:6px 14px; border-radius:14px; font-size:14px; font-weight:500; background:var(--card); border:1px solid var(--border); color:var(--text2); cursor:pointer; white-space:nowrap; flex-shrink:0; transition:all 0.15s; }
.tab.active { background:var(--accent); color:white; border-color:var(--accent); }

/* Bottom nav */
.bottom-nav { height:60px; background:var(--bg2); border-top:1px solid var(--border); display:flex; align-items:center; justify-content:space-around; flex-shrink:0; position:relative; z-index:50; padding-bottom:env(safe-area-inset-bottom,0); }
.nav-item { display:flex; flex-direction:column; align-items:center; gap:1px; padding:4px 10px; cursor:pointer; color:var(--text3); transition:color 0.2s; background:none; border:none; font-family:inherit; touch-action:manipulation; -webkit-touch-callout:none; }
.nav-item.active { color:var(--tennis); }
.nav-item .ic { font-size:22px; }
.nav-item .lbl { font-size:11px; font-weight:500; }

/* Responsive */
@media(min-width:480px){
  .app { border-left:1px solid var(--border); border-right:1px solid var(--border); box-shadow:0 4px 24px rgba(0,0,0,0.3); }
}