*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --bg:           #0a0a0a;
    --bg-card:      #141414;
    --bg-card-alt:  #1a1a1a;
    --border:       #2a2a2a;
    --border-light: #333333;
    --text:         #ffffff;
    --text-muted:   #888888;
    --text-dim:     #555555;
    --accent:       #b8e028;
    --accent-dim:   #8aaa1a;
    --live-dot:     #ff3b3b;
    --serve:        #b8e028;
    --won-set:      rgba(184,224,40,0.12);
    --font:         'Helvetica Neue', Arial, sans-serif;
}

html, body {
    background: var(--bg);
    color: var(--text);
    font-family: var(--font);
    font-size: 13px;
    line-height: 1.4;
    height: 100%;
    overflow-x: hidden;
}

::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border-light); border-radius: 2px; }

#tracker {
    padding: 0;
    min-height: 100vh;
}

.tracker-header {
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    padding: 10px 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 10;
}

.tracker-header .title {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--text);
}

.tracker-header .updated {
    font-size: 10px;
    color: var(--text-muted);
    letter-spacing: 0.05em;
}

.live-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--live-dot);
}

.live-badge .dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--live-dot);
    animation: pulse 1.4s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50%       { opacity: 0.4; transform: scale(0.7); }
}

.tournament-group {
    margin-bottom: 0;
}

.tournament-label {
    padding: 8px 16px;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--text-muted);
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 8px;
}

.tournament-label .level-badge {
    padding: 1px 6px;
    border: 1px solid var(--border-light);
    border-radius: 2px;
    font-size: 9px;
    color: var(--text-dim);
    letter-spacing: 0.08em;
}

.match-card {
    background: var(--bg-card);
    border-bottom: 1px solid var(--border);
    padding: 0;
    transition: background 0.15s;
}

.match-card:hover { background: var(--bg-card-alt); }

.match-meta {
    padding: 7px 16px 4px;
    display: flex;
    align-items: center;
    gap: 10px;
    border-bottom: 1px solid var(--border);
}

.status-indicator {
    font-size: 9px;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 2px 6px;
    border-radius: 2px;
}

.status-live {
    background: rgba(255,59,59,0.15);
    color: var(--live-dot);
    border: 1px solid rgba(255,59,59,0.3);
}

.status-finished {
    background: rgba(255,255,255,0.05);
    color: var(--text-muted);
    border: 1px solid var(--border);
}

.status-scheduled {
    background: rgba(184,224,40,0.08);
    color: var(--accent-dim);
    border: 1px solid rgba(184,224,40,0.2);
}

.match-court {
    font-size: 10px;
    color: var(--text-muted);
    letter-spacing: 0.05em;
}

.match-round {
    font-size: 10px;
    color: var(--text-dim);
    margin-left: auto;
    letter-spacing: 0.05em;
}

.match-time-display {
    font-size: 10px;
    color: var(--text-dim);
}

.score-table {
    padding: 8px 16px 10px;
    width: 100%;
}

.player-row {
    display: flex;
    align-items: center;
    padding: 4px 0;
    position: relative;
}

.player-row + .player-row {
    border-top: 1px solid var(--border);
}

.serve-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--serve);
    margin-right: 8px;
    flex-shrink: 0;
    visibility: hidden;
}

.serve-dot.active { visibility: visible; }

.player-flag {
    font-size: 11px;
    margin-right: 6px;
    flex-shrink: 0;
    width: 24px;
    text-align: center;
}

.player-country {
    font-size: 9px;
    font-weight: 700;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    margin-right: 6px;
    width: 28px;
    flex-shrink: 0;
}

.player-name {
    font-size: 13px;
    font-weight: 600;
    color: var(--text);
    flex: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    letter-spacing: 0.02em;
}

.player-name .first-name {
    font-weight: 400;
    color: var(--text-muted);
    font-size: 11px;
    margin-right: 3px;
}

.player-seed {
    font-size: 9px;
    color: var(--text-dim);
    margin-left: 4px;
    vertical-align: super;
}

.winner-name { color: var(--accent); }

.sets-container {
    display: flex;
    gap: 3px;
    align-items: center;
    margin-left: 10px;
    flex-shrink: 0;
}

.set-box {
    min-width: 20px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-muted);
    border: 1px solid var(--border);
    border-radius: 2px;
    padding: 0 3px;
    position: relative;
}

.set-box.won {
    background: var(--won-set);
    border-color: rgba(184,224,40,0.25);
    color: var(--text);
}

.set-box .tiebreak {
    position: absolute;
    top: -1px;
    right: -1px;
    font-size: 7px;
    color: var(--accent-dim);
    background: var(--bg-card);
    padding: 0 1px;
    line-height: 1;
}

.game-score {
    min-width: 32px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 700;
    margin-left: 6px;
    border-radius: 3px;
    color: var(--text);
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--border-light);
    padding: 0 4px;
    flex-shrink: 0;
}

.game-score.serving {
    background: rgba(184,224,40,0.12);
    border-color: rgba(184,224,40,0.3);
    color: var(--accent);
}

.state-message {
    padding: 40px 20px;
    text-align: center;
    color: var(--text-muted);
}

.state-message .icon {
    font-size: 32px;
    margin-bottom: 12px;
    display: block;
}

.state-message .label {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--text-dim);
}

#loading-overlay {
    position: fixed;
    inset: 0;
    background: var(--bg);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 100;
    transition: opacity 0.3s;
}

#loading-overlay.hidden {
    opacity: 0;
    pointer-events: none;
}

.spinner {
    width: 24px;
    height: 24px;
    border: 2px solid var(--border-light);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

#error-toast {
    position: fixed;
    bottom: 12px;
    right: 12px;
    background: #1e0000;
    border: 1px solid #5a0000;
    color: #ff6b6b;
    font-size: 10px;
    padding: 6px 10px;
    border-radius: 3px;
    display: none;
    z-index: 200;
}