:root {
    --ls-bg: #0d151e;
    --ls-card-bg: #16222f;
    --ls-card-border: rgba(255, 255, 255, 0.12);
    --ls-green: #00e676;
    --ls-green-dark: #00c853;
    --ls-green-glow: rgba(0, 230, 118, 0.25);
    --ls-text: #ffffff;
    --ls-muted: #94a3b8;
    --ls-accent: #c78c32;
    --ls-pill-bg: #090f16;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    padding: 0;
    min-height: 100vh;
    font-family: 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, Roboto, sans-serif;
    background: radial-gradient(circle at top center, #172838 0%, #0a111a 100%);
    color: var(--ls-text);
}

.ls-shell {
    width: min(1100px, calc(100% - 32px));
    margin: 0 auto;
    padding: 32px 0 64px;
}

/* Header & Controls Section */
.ls-page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.ls-back-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--ls-muted);
    text-decoration: none;
    font-size: 0.95rem;
    transition: color 0.2s;
}

.ls-back-link:hover {
    color: var(--ls-green);
}

.ls-controls-card {
    background: rgba(15, 25, 36, 0.85);
    border: 1px solid rgba(0, 230, 118, 0.3);
    border-radius: 16px;
    padding: 24px;
    margin-bottom: 36px;
    backdrop-filter: blur(8px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

.ls-controls-title {
    margin: 0 0 8px;
    font-size: 1.3rem;
    color: var(--ls-green);
    display: flex;
    align-items: center;
    gap: 10px;
}

.ls-controls-desc {
    margin: 0 0 20px;
    color: var(--ls-muted);
    font-size: 0.95rem;
    line-height: 1.5;
}

.ls-form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 16px;
    margin-bottom: 20px;
}

.ls-form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.ls-form-group label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--ls-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.ls-input {
    background: #091018;
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 8px;
    padding: 10px 14px;
    color: #fff;
    font-size: 0.95rem;
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.ls-input:focus {
    border-color: var(--ls-green);
    box-shadow: 0 0 0 3px var(--ls-green-glow);
}

.ls-actions-row {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    align-items: center;
}

.ls-btn {
    border: none;
    border-radius: 8px;
    padding: 11px 20px;
    font-weight: 700;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.ls-btn-primary {
    background: var(--ls-green);
    color: #05101a;
    box-shadow: 0 4px 14px var(--ls-green-glow);
}

.ls-btn-primary:hover {
    background: #33eb8b;
    transform: translateY(-1px);
}

.ls-btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.15);
}

.ls-btn-secondary:hover {
    background: rgba(255, 255, 255, 0.18);
}

.ls-btn-danger {
    background: rgba(255, 82, 82, 0.15);
    color: #ff5252;
    border: 1px solid rgba(255, 82, 82, 0.3);
}

.ls-btn-danger:hover {
    background: rgba(255, 82, 82, 0.3);
}

.ls-status-box {
    margin-top: 16px;
    padding: 12px 16px;
    border-radius: 8px;
    background: #060b11;
    font-family: monospace;
    font-size: 0.88rem;
    color: #a7f3d0;
    border-left: 4px solid var(--ls-green);
    display: none;
}

.ls-status-box.active {
    display: block;
}

.ls-status-box.error {
    color: #fca5a5;
    border-left-color: #ef4444;
}

/* Tournament Banner (Screenshot Replica) */
.ls-tournament-banner {
    border: 2px solid var(--ls-green);
    border-radius: 18px;
    padding: 24px;
    text-align: center;
    background: rgba(9, 16, 24, 0.9);
    margin-bottom: 24px;
    box-shadow: 0 0 25px var(--ls-green-glow);
}

.ls-tournament-name {
    margin: 0 0 6px;
    font-size: clamp(1.6rem, 3.5vw, 2.4rem);
    font-weight: 900;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: #ffffff;
}

.ls-tournament-location {
    margin: 0 0 8px;
    font-size: 1rem;
    font-weight: 700;
    color: var(--ls-muted);
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.ls-tournament-dates {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--ls-green);
    letter-spacing: 0.05em;
}

/* Digital Clock Badge */
.ls-clock-container {
    display: flex;
    justify-content: center;
    margin-bottom: 32px;
}

.ls-clock-badge {
    background: #000000;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 10px 28px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.6);
}

.ls-clock-time {
    font-family: 'Courier New', Courier, monospace;
    font-size: 1.7rem;
    font-weight: 900;
    color: var(--ls-green);
    letter-spacing: 0.1em;
    line-height: 1;
}

.ls-clock-sub {
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--ls-green);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-top: 4px;
}

/* Filter Tabs */
.ls-tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 24px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding-bottom: 12px;
}

.ls-tab-btn {
    background: transparent;
    border: none;
    color: var(--ls-muted);
    padding: 8px 16px;
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
}

.ls-tab-btn:hover {
    color: #fff;
    background: rgba(255, 255, 255, 0.05);
}

.ls-tab-btn.active {
    background: var(--ls-green);
    color: #05101a;
    font-weight: 700;
}

/* Match Card Structure */
.ls-matches-list {
    display: grid;
    gap: 24px;
}

.ls-match-card-wrapper {
    display: flex;
    flex-direction: column;
}

.ls-match-header-pill {
    background: #090f16;
    border-radius: 10px 10px 0 0;
    padding: 8px 18px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
    font-weight: 700;
    color: #ffffff;
    letter-spacing: 0.05em;
    border: 1px solid var(--ls-card-border);
    border-bottom: none;
}

.ls-match-header-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.ls-match-round {
    text-transform: uppercase;
}

.ls-match-court {
    color: var(--ls-muted);
    font-weight: 500;
}

.ls-match-datetime {
    color: var(--ls-green);
}

.ls-match-card {
    background: var(--ls-card-bg);
    border: 1px solid var(--ls-card-border);
    border-radius: 0 0 14px 14px;
    padding: 16px 20px;
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: 16px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
    transition: transform 0.2s, border-color 0.2s;
}

.ls-match-card:hover {
    border-color: rgba(0, 230, 118, 0.4);
}

.ls-player {
    display: flex;
    align-items: center;
    gap: 14px;
}

.ls-player.left {
    justify-content: flex-start;
}

.ls-player.right {
    justify-content: flex-end;
}

.ls-player-flag {
    width: 38px;
    height: 25px;
    object-fit: cover;
    border-radius: 4px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.4);
}

.ls-player-name {
    font-size: 1.15rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: #ffffff;
}

.ls-player-seed {
    font-size: 0.85rem;
    color: var(--ls-muted);
    font-weight: 600;
    margin-left: 4px;
}

.ls-vs-badge {
    background: rgba(255, 255, 255, 0.1);
    color: #ffffff;
    font-weight: 900;
    font-size: 0.95rem;
    padding: 6px 14px;
    border-radius: 8px;
    text-align: center;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.15);
    min-width: 60px;
}

.ls-vs-badge.is-live-score {
    background: #00e676;
    color: #05101a;
    border: none;
    box-shadow: 0 0 15px rgba(0, 230, 118, 0.4);
    animation: pulse 2s infinite;
}

.ls-vs-badge.is-final-score {
    background: #091018;
    color: #00e676;
    border: 1px solid rgba(0, 230, 118, 0.3);
    font-size: 1.05rem;
}

.ls-match-card.card-live {
    border-left: 3px solid #00e676;
    background: linear-gradient(90deg, rgba(0, 230, 118, 0.05) 0%, var(--ls-card-bg) 100%);
}

.ls-player.is-winner .ls-player-name {
    color: #00e676;
}

.ls-winner-badge {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: #00e676;
    color: #05101a;
    font-size: 0.72rem;
    font-weight: 900;
    margin: 0 6px;
    vertical-align: middle;
}

.ls-sets-label {
    font-size: 0.72rem;
    font-weight: 800;
    color: var(--ls-muted);
    letter-spacing: 0.08em;
    margin-right: 4px;
}

.ls-score-pill.is-live-pill {
    border-color: #00e676;
    background: rgba(0, 230, 118, 0.18);
    color: #ffffff;
}

.live-dot {
    color: #00e676;
    display: inline-block;
    margin-left: 2px;
    animation: blink 1s infinite alternate;
}

@keyframes blink {
    0% { opacity: 0.3; }
    100% { opacity: 1; }
}

/* Live Game Details & Scores */
.ls-live-details {
    grid-column: 1 / -1;
    margin-top: 12px;
    padding-top: 14px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
}

.ls-scores-summary {
    display: flex;
    gap: 8px;
    align-items: center;
    flex-wrap: wrap;
}

.ls-score-pill {
    background: #091018;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 6px;
    padding: 4px 10px;
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--ls-green);
}

.ls-status-badge {
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 0.78rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.ls-status-group {
    display: flex;
    align-items: center;
    gap: 10px;
}

.ls-match-duration {
    font-size: 0.8rem;
    color: var(--ls-muted);
    white-space: nowrap;
}

.ls-status-in_progress {
    background: rgba(0, 230, 118, 0.2);
    color: var(--ls-green);
    border: 1px solid var(--ls-green);
    animation: pulse 2s infinite;
}

.ls-status-scheduled {
    background: rgba(148, 163, 184, 0.15);
    color: var(--ls-muted);
}

.ls-status-completed {
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(0, 230, 118, 0.4); }
    70% { box-shadow: 0 0 0 8px rgba(0, 230, 118, 0); }
    100% { box-shadow: 0 0 0 0 rgba(0, 230, 118, 0); }
}

@media (max-width: 768px) {
    .ls-match-card {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 12px;
    }

    .ls-player.left,
    .ls-player.right {
        justify-content: center;
    }

    .ls-player.right {
        flex-direction: row-reverse;
    }

    .ls-vs-badge {
        margin: 4px auto;
        width: fit-content;
    }
}