/* ==============================
   CSS Variables & Theme
   ============================== */
:root {
    --bg-primary: #0a1628;
    --bg-secondary: #101d35;
    --bg-card: rgba(16, 29, 53, 0.85);
    --bg-glass: rgba(255, 255, 255, 0.04);
    --border-glass: rgba(255, 255, 255, 0.08);
    --text-primary: #e8edf5;
    --text-secondary: #8b9dc3;
    --text-muted: #5a6d8a;
    --accent-primary: #00b4d8;
    --accent-secondary: #0077b6;
    --accent-gradient: linear-gradient(135deg, #00b4d8, #0077b6);
    --accent-glow: rgba(0, 180, 216, 0.3);
    --success: #10b981;
    --danger: #ef4444;
    --warning: #f59e0b;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.4);
    --font: 'Inter', -apple-system, sans-serif;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Light Theme */
[data-theme="light"] {
    --bg-primary: #f0f4f8;
    --bg-secondary: #ffffff;
    --bg-card: rgba(255, 255, 255, 0.92);
    --bg-glass: rgba(0, 0, 0, 0.03);
    --border-glass: rgba(0, 0, 0, 0.1);
    --text-primary: #1a2332;
    --text-secondary: #546580;
    --text-muted: #8694a8;
    --accent-primary: #0077b6;
    --accent-secondary: #00b4d8;
    --accent-gradient: linear-gradient(135deg, #0077b6, #00b4d8);
    --accent-glow: rgba(0, 119, 182, 0.2);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.1);
}
[data-theme="light"] .login-overlay { background: linear-gradient(135deg, #e8f0fe 0%, #d1e3f8 50%, #c8ddf0 100%); }
[data-theme="light"] .wave { opacity: 0.05; }
[data-theme="light"] .tournament-card:hover { box-shadow: 0 8px 32px rgba(0, 119, 182, 0.12); }
[data-theme="light"] .glass-card { background: var(--bg-card); border-color: var(--border-glass); }
[data-theme="light"] .tab-btn { color: var(--text-secondary); }
[data-theme="light"] .tab-btn.active { color: var(--accent-primary); border-color: var(--accent-primary); }
[data-theme="light"] input, [data-theme="light"] select, [data-theme="light"] textarea {
    background: #f8fafc; border-color: #d1d9e6; color: var(--text-primary);
}
[data-theme="light"] .btn-back { background: #e8eef5; color: var(--text-secondary); border-color: #d1d9e6; }
[data-theme="light"] .auth-input { background: #f0f4f8; border-color: #d1d9e6; color: var(--text-primary); }
[data-theme="light"] .user-card { background: #f8fafc; border-color: #e2e8f0; }

html { touch-action: manipulation; -webkit-text-size-adjust: 100%; }
/* ==============================
   Base
   ============================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body {
    font-family: var(--font);
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.6;
}

/* ==============================
   Background
   ============================== */
.app-container { position: relative; min-height: 100vh; }
.bg-decoration { position: fixed; inset: 0; pointer-events: none; overflow: hidden; z-index: 0; }
.wave { position: absolute; width: 200%; height: 200px; opacity: 0.03; }
.wave1 { bottom: 0; left: -50%; background: var(--accent-primary); border-radius: 45%; animation: wave 20s linear infinite; }
.wave2 { bottom: -20px; left: -50%; background: var(--accent-secondary); border-radius: 43%; animation: wave 25s linear infinite reverse; }
.wave3 { bottom: -40px; left: -50%; background: var(--accent-primary); border-radius: 47%; animation: wave 30s linear infinite; }
@keyframes wave { from { transform: rotate(0); } to { transform: rotate(360deg); } }

/* ==============================
   Header
   ============================== */
.app-header {
    position: relative; z-index: 10;
    display: flex; align-items: center; justify-content: space-between;
    padding: 16px 24px;
    background: var(--bg-card);
    border-bottom: 1px solid var(--border-glass);
    backdrop-filter: blur(20px);
}
.header-left { display: flex; align-items: center; gap: 12px; }
.logo { font-size: 2rem; cursor: pointer; }
.header-text h1 { font-size: 1.2rem; font-weight: 700; }
.subtitle { font-size: 0.8rem; color: var(--text-secondary); }
.header-right { display: flex; align-items: center; gap: 12px; }

/* ==============================
   Dashboard
   ============================== */
.view-container { position: relative; z-index: 5; max-width: 1200px; margin: 0 auto; padding: 24px; }

.dashboard-header {
    display: flex; align-items: center; justify-content: space-between;
    margin-bottom: 24px; flex-wrap: wrap; gap: 12px;
}
.dashboard-header h2 { font-size: 1.5rem; }

.btn-create-tournament {
    display: flex; align-items: center; gap: 8px;
    padding: 12px 24px;
    background: var(--accent-gradient);
    color: #fff; border: none; border-radius: var(--radius-md);
    font-size: 1rem; font-weight: 600; font-family: var(--font);
    cursor: pointer; transition: var(--transition);
    box-shadow: 0 4px 16px var(--accent-glow);
}
.btn-create-tournament:hover { transform: translateY(-2px); box-shadow: 0 8px 24px var(--accent-glow); }
.btn-create-tournament span { font-size: 1.3rem; }

.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 16px;
}

/* Tournament Card */
.tournament-card {
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: var(--transition);
    backdrop-filter: blur(10px);
}
.tournament-card:hover {
    border-color: var(--accent-primary);
    transform: translateY(-4px);
    box-shadow: 0 8px 32px rgba(0, 180, 216, 0.15);
}
.tc-banner {
    height: 180px;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}
.tc-banner-bg {
    position: absolute; inset: 0;
    background-size: cover; background-position: center;
}
.tc-logo-wrapper {
    display: flex; justify-content: center;
    margin-top: -24px;
    position: relative; z-index: 5;
    pointer-events: none;
}
.tc-banner-icon {
    font-size: 2.2rem;
    filter: drop-shadow(0 2px 8px rgba(0,0,0,0.3));
    z-index: 1;
}
.tc-banner-waves {
    position: absolute; bottom: 0; left: 0; right: 0; height: 30px;
    background: var(--bg-card);
    clip-path: ellipse(60% 100% at 50% 100%);
    z-index: 1;
}
.tc-body { padding: 28px 18px 18px; position: relative; }
.tc-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 6px; }
.tc-icon { font-size: 1.5rem; }
.tc-lanes {
    font-size: 0.72rem; font-weight: 600; padding: 3px 10px;
    background: rgba(0, 180, 216, 0.15); color: var(--accent-primary);
    border-radius: 20px;
}
.tc-archived {
    font-size: 0.72rem; font-weight: 600; padding: 3px 10px;
    background: rgba(245, 158, 11, 0.15); color: var(--warning);
    border-radius: 20px;
}
.tc-name { font-size: 1.1rem; font-weight: 700; margin-bottom: 4px; color: var(--text-primary); }
.tc-dates { font-size: 0.82rem; color: var(--text-secondary); margin-bottom: 10px; }
.tc-stats {
    display: flex; gap: 16px; font-size: 0.8rem; color: var(--text-muted);
    padding-top: 10px; border-top: 1px solid var(--border-glass);
}

/* Theme Toggle */
.theme-toggle {
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    color: var(--text-secondary);
    width: 36px; height: 36px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.1rem;
    display: flex; align-items: center; justify-content: center;
    transition: var(--transition);
}
.theme-toggle:hover { border-color: var(--accent-primary); color: var(--accent-primary); }

/* ==============================
   Tournament View
   ============================== */
.tournament-header-bar {
    display: flex; align-items: center; gap: 16px;
    margin-bottom: 20px; flex-wrap: wrap;
}
.btn-back {
    padding: 8px 16px;
    background: var(--bg-glass); border: 1px solid var(--border-glass);
    color: var(--text-secondary); border-radius: var(--radius-sm);
    cursor: pointer; font-family: var(--font); font-size: 0.85rem;
    transition: var(--transition);
}
.btn-back:hover { color: var(--text-primary); border-color: var(--accent-primary); }
.tournament-header-info { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.tournament-header-info h2 { font-size: 1.2rem; }
.btn-edit-tournament {
    background: none; border: none; font-size: 1rem; cursor: pointer;
    opacity: 0.5; transition: opacity 0.2s; padding: 4px;
}
.btn-edit-tournament:hover { opacity: 1; }
.tournament-dates { font-size: 0.85rem; color: var(--text-secondary); }
.tournament-lanes-badge {
    font-size: 0.75rem; font-weight: 600; padding: 3px 10px;
    background: rgba(0, 180, 216, 0.15); color: var(--accent-primary);
    border-radius: 20px;
}

/* ==============================
   Stats Bar
   ============================== */
.stats-bar {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px;
    margin-bottom: 20px;
}
.stat-card {
    display: flex; align-items: center; gap: 12px;
    padding: 14px 16px;
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-md);
    backdrop-filter: blur(10px);
}
.stat-icon { font-size: 1.5rem; }
.stat-info { display: flex; flex-direction: column; }
.stat-value { font-size: 1.4rem; font-weight: 700; color: var(--accent-primary); }
.stat-label { font-size: 0.75rem; color: var(--text-muted); }

/* ==============================
   Tab Nav
   ============================== */
.tab-nav {
    display: flex; gap: 2px; margin-bottom: 24px;
    background: rgba(10, 22, 40, 0.6);
    border-radius: var(--radius-lg);
    padding: 5px;
    border: 1px solid var(--border-glass);
    backdrop-filter: blur(16px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15), inset 0 1px 0 rgba(255, 255, 255, 0.03);
}
.tab-btn {
    position: relative;
    flex: 1; display: flex; align-items: center; justify-content: center; gap: 10px;
    padding: 14px 20px; border: none; background: transparent;
    color: var(--text-muted); font-family: var(--font); font-weight: 500;
    font-size: 0.9rem;
    cursor: pointer; border-radius: var(--radius-md); transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}
.tab-btn::after {
    content: ''; position: absolute; bottom: 6px; left: 50%; transform: translateX(-50%);
    width: 0; height: 2px; background: var(--accent-primary);
    border-radius: 2px; transition: width 0.3s ease;
}
.tab-btn:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.04);
}
.tab-btn:hover::after { width: 30px; }
.tab-btn.active {
    background: linear-gradient(135deg, rgba(0, 180, 216, 0.15), rgba(0, 119, 182, 0.1));
    color: #fff; font-weight: 600;
    box-shadow: 0 0 20px rgba(0, 180, 216, 0.12), inset 0 1px 0 rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(0, 180, 216, 0.2);
}
.tab-btn.active::after { width: 40px; background: var(--accent-primary); }
.tab-icon { font-size: 1.15rem; filter: grayscale(0.5); transition: filter 0.3s; }
.tab-btn.active .tab-icon { filter: grayscale(0); }
.tab-text { letter-spacing: 0.01em; }

/* Real-time notification flash on tab */
@keyframes tabFlash {
    0%, 100% { box-shadow: none; }
    25% { box-shadow: 0 0 12px rgba(16,185,129,0.6); background: rgba(16,185,129,0.15); }
    50% { box-shadow: 0 0 6px rgba(16,185,129,0.3); }
    75% { box-shadow: 0 0 12px rgba(16,185,129,0.6); background: rgba(16,185,129,0.15); }
}
.tab-flash {
    animation: tabFlash 0.6s ease 3;
    border-radius: 8px;
}

/* ==============================
   Tab Content
   ============================== */
.tab-contents { position: relative; }
.tab-content { display: none; animation: fadeIn 0.3s ease; }
.tab-content.active { display: block; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }

.tab-content h2 { font-size: 1.2rem; margin-bottom: 16px; }
.title-icon { margin-right: 6px; }

/* ==============================
   Forms
   ============================== */
.glass-card {
    background: var(--bg-card); border: 1px solid var(--border-glass);
    border-radius: var(--radius-lg); padding: 24px; margin-bottom: 24px;
    backdrop-filter: blur(10px);
}
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 16px; }
.form-group label { display: block; font-size: 0.85rem; color: var(--text-secondary); margin-bottom: 4px; font-weight: 500; }
.required { color: var(--danger); }
.form-group input, .form-group select {
    width: 100%; padding: 10px 12px;
    background: var(--bg-glass); border: 1px solid var(--border-glass);
    border-radius: var(--radius-sm); color: var(--text-primary);
    font-family: var(--font); font-size: 0.9rem; transition: var(--transition);
}
.form-group input:focus, .form-group select:focus {
    outline: none; border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px var(--accent-glow);
}
.btn-register {
    width: 100%; padding: 12px;
    background: var(--accent-gradient); color: #fff; border: none;
    border-radius: var(--radius-sm); font-size: 1rem; font-weight: 600;
    cursor: pointer; transition: var(--transition); font-family: var(--font);
}
.btn-register:hover { box-shadow: 0 4px 16px var(--accent-glow); }
.full-width { grid-column: 1 / -1; }
.event-limit-info { font-size: 0.8rem; color: var(--text-muted); font-weight: 400; }

/* Multi Event Select */
.event-multi-select {
    background: var(--bg-glass); border: 1px solid var(--border-glass);
    border-radius: var(--radius-md); padding: 12px; max-height: 300px; overflow-y: auto;
}
.ems-section { margin-bottom: 12px; }
.ems-section:last-child { margin-bottom: 0; }
.ems-title { font-size: 0.8rem; font-weight: 700; color: var(--text-secondary); margin-bottom: 8px; }
.ems-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 6px; }
.ems-list { display: flex; flex-direction: column; gap: 3px; }
.ems-grid-seed { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
@media (max-width: 600px) { .ems-grid-seed { grid-template-columns: repeat(2, 1fr); } }
.ems-card {
    display: flex; flex-direction: column; align-items: center; gap: 6px;
    padding: 10px 8px 8px; border-radius: var(--radius-sm);
    background: rgba(255,255,255,0.03); border: 1px solid var(--border-glass);
    transition: var(--transition); text-align: center;
    cursor: pointer; position: relative;
}
.ems-card:hover { border-color: var(--accent-primary); background: rgba(255,255,255,0.05); }
.ems-card:has(input[type="checkbox"]:checked) { border-color: var(--accent-primary); background: rgba(0,180,216,0.08); }
.ems-card .ems-item {
    padding: 0; margin: 0; background: none; border: none;
    font-size: 0.85rem; justify-content: center;
    cursor: pointer; display: flex; align-items: center; gap: 6px;
    width: 100%; min-height: 36px;
    -webkit-tap-highlight-color: transparent;
}
.ems-card .ems-item:hover { background: none; border: none; }
.ems-card .ems-item input[type="checkbox"] {
    width: 22px; height: 22px; min-width: 22px;
    cursor: pointer; -webkit-appearance: checkbox;
    appearance: checkbox;
}
.ems-card .seed-time-input {
    width: 90px; padding: 5px 6px; font-size: 0.82rem; text-align: center;
    background: rgba(255,255,255,0.05); border: 1px solid var(--border-glass); border-radius: var(--radius-sm);
    color: var(--text-primary); outline: none; transition: var(--transition);
}
.ems-card .seed-time-input:focus { border-color: var(--accent-primary); background: rgba(0,180,216,0.08); }
.ems-card .seed-time-input::placeholder { color: var(--text-muted); font-size: 0.78rem; }
.ems-row {
    display: flex; align-items: center; gap: 6px;
    padding: 6px 10px; border-radius: var(--radius-sm);
    background: rgba(255,255,255,0.02); transition: var(--transition);
}
.ems-row:hover { background: rgba(255,255,255,0.05); }
.ems-row .ems-item {
    flex: 1; min-width: 0; padding: 4px 6px; margin: 0;
    background: none; border: none; font-size: 0.88rem;
}
.ems-row .ems-item:hover { background: none; border: none; }
.ems-row .ems-item input[type="checkbox"] { width: 20px; height: 20px; }
.seed-time-input {
    width: 76px; padding: 6px 8px; font-size: 0.82rem; text-align: center;
    background: rgba(255,255,255,0.04); border: 1px solid var(--border-glass); border-radius: var(--radius-sm);
    color: var(--text-primary); outline: none; transition: var(--transition); flex-shrink: 0;
}
.ems-item {
    display: flex; align-items: center; gap: 6px; padding: 6px 10px;
    background: rgba(255,255,255,0.03); border: 1px solid var(--border-glass);
    border-radius: var(--radius-sm); cursor: pointer; font-size: 0.82rem;
    color: var(--text-secondary); transition: var(--transition);
}
.ems-item:hover { border-color: var(--accent-primary); color: var(--text-primary); }
.ems-item:has(input:checked) { border-color: var(--accent-primary); background: rgba(0,180,216,0.1); color: var(--accent-primary); }
.ems-item input[type=checkbox] { accent-color: var(--accent-primary); }
.ems-item.relay { border-color: rgba(245,158,11,0.3); }
.ems-item.relay:has(input:checked) { border-color: var(--warning); background: rgba(245,158,11,0.1); color: var(--warning); }

/* ==============================
   Tables
   ============================== */
.registrations-table { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
thead th {
    background: var(--bg-secondary); color: var(--text-secondary);
    font-size: 0.75rem; text-transform: uppercase; padding: 10px 12px;
    text-align: left; font-weight: 600;
}
tbody td { padding: 10px 12px; border-bottom: 1px solid var(--border-glass); font-size: 0.85rem; }
tbody tr:hover { background: var(--bg-glass); }
.btn-delete-sm {
    background: rgba(239, 68, 68, 0.15); color: var(--danger);
    border: none; border-radius: 4px; padding: 4px 8px; cursor: pointer;
    font-size: 0.8rem; transition: var(--transition);
}
.btn-delete-sm:hover { background: rgba(239, 68, 68, 0.3); }
.btn-edit-sm {
    background: rgba(99, 102, 241, 0.15); color: var(--accent-primary);
    border: none; border-radius: 4px; padding: 4px 8px; cursor: pointer;
    font-size: 0.8rem; transition: var(--transition);
}
.btn-edit-sm:hover { background: rgba(99, 102, 241, 0.3); }
.btn-add-ev-sm {
    background: rgba(16, 185, 129, 0.15); color: var(--success);
    border: none; border-radius: 4px; padding: 4px 8px; cursor: pointer;
    font-size: 0.8rem; transition: var(--transition);
}
.btn-add-ev-sm:hover { background: rgba(16, 185, 129, 0.3); }
.ev-tag {
    display: inline-block; font-size: 0.75rem; padding: 2px 8px;
    background: rgba(0, 180, 216, 0.12); color: var(--accent-primary);
    border-radius: 12px; margin: 2px; white-space: nowrap;
}

/* ==============================
   Program
   ============================== */
.program-actions { display: flex; gap: 12px; margin-bottom: 20px; }
.btn-generate, .btn-export {
    padding: 10px 20px; border: none; border-radius: var(--radius-sm);
    font-family: var(--font); font-weight: 600; cursor: pointer; transition: var(--transition);
}
.btn-generate { background: var(--accent-gradient); color: #fff; }
.btn-generate:hover { box-shadow: 0 4px 16px var(--accent-glow); }
.btn-export { background: var(--bg-glass); color: var(--text-primary); border: 1px solid var(--border-glass); }
.btn-export:hover { border-color: var(--accent-primary); }

/* Event Order Panel */
.event-order-panel { margin-bottom: 20px; }
.event-order-panel h3 { font-size: 1rem; margin-bottom: 12px; }
.eo-item {
    display: flex; align-items: center; gap: 10px;
    padding: 8px 12px; margin-bottom: 4px;
    background: var(--bg-glass); border: 1px solid var(--border-glass);
    border-radius: var(--radius-sm);
}
.eo-num {
    font-size: 0.75rem; font-weight: 700; padding: 2px 8px;
    background: var(--accent-gradient); color: #fff; border-radius: 12px; white-space: nowrap;
}
.eo-label { flex: 1; font-size: 0.85rem; color: var(--text-primary); }
.eo-session {
    font-size: 0.72rem; padding: 2px 6px; border-radius: 10px;
    background: var(--bg-glass); color: var(--text-secondary);
    border: 1px solid; cursor: pointer; font-family: var(--font);
}
/* Session pills */
.session-pill {
    display: inline-flex; align-items: center; gap: 4px;
    border: 1px solid; border-radius: 16px; padding: 2px 4px 2px 8px;
    background: rgba(255,255,255,0.04);
}
.session-name-input {
    background: transparent; border: none; color: var(--text-primary);
    font-size: 0.82rem; font-family: var(--font); width: 100px;
    padding: 2px 0; outline: none;
}
.session-del {
    background: none; border: none; color: var(--text-muted);
    cursor: pointer; font-size: 0.7rem; padding: 2px 4px; border-radius: 50%;
}
.session-del:hover { color: var(--danger); background: rgba(239,68,68,0.15); }
/* Session banner in program */
.session-banner {
    margin: 20px 0 12px; padding: 12px 20px;
    background: var(--bg-glass); border-radius: var(--radius-md);
    border-left: 4px solid; font-size: 1.1rem; font-weight: 700;
    color: var(--text-primary); letter-spacing: 0.3px;
}
.session-banner-icon { margin-right: 6px; }
.eo-btns { display: flex; gap: 4px; }
.eo-btns button {
    background: var(--bg-glass); border: 1px solid var(--border-glass);
    color: var(--text-secondary); border-radius: 4px; padding: 4px 8px;
    cursor: pointer; font-size: 0.8rem; transition: var(--transition);
}
.eo-btns button:hover:not(:disabled) { border-color: var(--accent-primary); color: var(--accent-primary); }
.eo-btns button:disabled { opacity: 0.3; cursor: default; }

.program-event { margin-bottom: 20px; }
.event-header {
    display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
    margin-bottom: 12px; padding-bottom: 8px; border-bottom: 1px solid var(--border-glass);
}
.event-number {
    font-size: 0.75rem; font-weight: 700; padding: 3px 10px;
    background: var(--accent-gradient); color: #fff; border-radius: 20px;
}
.event-en { font-size: 0.8rem; color: var(--text-muted); }
.heat-section { margin-bottom: 12px; }
.heat-section h4 { font-size: 0.85rem; color: var(--accent-primary); margin-bottom: 6px; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.heat-lane-info { font-weight: 400; color: var(--text-muted); font-size: 0.8rem; }
.btn-combine {
    font-size: 0.72rem; padding: 2px 10px; border-radius: 6px;
    border: 1px solid rgba(99,102,241,0.3); background: rgba(99,102,241,0.1);
    color: var(--accent-primary); cursor: pointer; font-weight: 600; margin-left: auto;
    transition: all 0.2s;
}
.btn-combine:hover { background: rgba(99,102,241,0.25); }
.btn-combine.btn-split { border-color: rgba(239,68,68,0.3); background: rgba(239,68,68,0.1); color: var(--danger); }
.btn-combine.btn-split:hover { background: rgba(239,68,68,0.25); }
.combined-badge {
    display: inline-block; font-size: 0.7rem; padding: 2px 8px;
    background: linear-gradient(135deg, rgba(99,102,241,0.2), rgba(139,92,246,0.2));
    border: 1px solid rgba(99,102,241,0.3); border-radius: 12px;
    color: var(--accent-primary); font-weight: 600; vertical-align: middle;
}
.combined-age-tag {
    font-size: 0.7rem; padding: 1px 6px; border-radius: 4px;
    background: rgba(245,158,11,0.15); color: #f59e0b; font-weight: 600;
    margin-left: 4px;
}
.program-combined { border-left: 3px solid var(--accent-primary); }

/* Combine Modal */
.combine-modal-overlay {
    position: fixed; top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.6); backdrop-filter: blur(4px);
    z-index: 10000; display: flex; align-items: center; justify-content: center;
}
.combine-modal {
    background: var(--bg-card); border-radius: 16px; padding: 24px;
    max-width: 500px; width: 90%; max-height: 80vh; overflow-y: auto;
    border: 1px solid var(--border-subtle); box-shadow: 0 20px 60px rgba(0,0,0,0.4);
}
.combine-modal h3 { margin-bottom: 16px; font-size: 1.15rem; }
.combine-info { background: rgba(99,102,241,0.08); border-radius: 10px; padding: 12px 14px; margin-bottom: 16px; }
.combine-current { font-size: 0.9rem; margin-bottom: 6px; }
.combine-slots { font-size: 0.85rem; color: var(--text-secondary); }
.combine-list-title { font-size: 0.9rem; font-weight: 600; margin-bottom: 8px; }
.combine-list { display: flex; flex-direction: column; gap: 6px; }
.combine-option {
    display: flex; justify-content: space-between; align-items: center;
    padding: 10px 14px; border-radius: 10px; cursor: pointer;
    background: rgba(255,255,255,0.03); border: 1px solid var(--border-subtle);
    transition: all 0.2s;
}
.combine-option:hover { background: rgba(99,102,241,0.12); border-color: var(--accent-primary); }
.combine-opt-info { font-size: 0.88rem; }
.combine-opt-count { font-size: 0.82rem; color: var(--accent-primary); font-weight: 700; }
.combine-empty { text-align: center; padding: 20px; color: var(--text-muted); font-size: 0.9rem; }
.combine-actions { margin-top: 16px; text-align: right; }
.heat-table { font-size: 0.85rem; }
.lane-num { font-weight: 700; color: var(--accent-primary); width: 40px; }

/* Club Tabs */
.club-tabs {
    display: flex; gap: 8px; flex-wrap: nowrap;
    margin-bottom: 20px; padding: 6px 0 14px;
    border-bottom: 1px solid var(--border-glass);
    overflow-x: auto; -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
}
.club-tabs::-webkit-scrollbar { display: none; }
.club-tab-btn {
    display: flex; align-items: center; gap: 8px;
    padding: 10px 18px; background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-glass); border-radius: 50px;
    color: var(--text-secondary); font-family: var(--font);
    font-size: 0.85rem; cursor: pointer; white-space: nowrap;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.club-tab-btn:hover {
    background: rgba(0, 180, 216, 0.06); border-color: rgba(0, 180, 216, 0.3);
    color: var(--text-primary); transform: translateY(-1px);
}
.club-tab-btn.active {
    background: linear-gradient(135deg, rgba(0, 180, 216, 0.18), rgba(0, 119, 182, 0.12));
    border-color: rgba(0, 180, 216, 0.4);
    color: #fff; font-weight: 600;
    box-shadow: 0 2px 12px rgba(0, 180, 216, 0.15);
}
.ctb-name { font-weight: inherit; }
.ctb-count {
    font-size: 0.65rem; font-weight: 700; padding: 2px 7px; min-width: 20px; text-align: center;
    background: rgba(255, 255, 255, 0.06); border-radius: 10px;
    color: var(--text-muted); transition: all 0.3s ease;
}
.club-tab-btn.active .ctb-count {
    background: var(--accent-primary); color: #fff;
    box-shadow: 0 0 8px rgba(0, 180, 216, 0.4);
}

.club-detail { margin-bottom: 12px; }
.club-detail-header {
    display: flex; align-items: center; justify-content: space-between;
    margin-bottom: 16px; padding-bottom: 12px; border-bottom: 1px solid var(--border-glass);
}
.club-detail-header h3 { font-size: 1.15rem; font-weight: 700; }
.club-member-count {
    font-size: 0.85rem; font-weight: 600; padding: 5px 14px;
    background: linear-gradient(135deg, rgba(0, 180, 216, 0.12), rgba(0, 119, 182, 0.08));
    color: var(--accent-primary); border-radius: 20px;
    border: 1px solid rgba(0, 180, 216, 0.15);
}
.club-table { width: 100%; border-collapse: collapse; }
.club-age-group-header td {
    padding: 10px 12px 6px !important;
    font-weight: 700;
    font-size: 0.88rem;
    color: var(--accent-primary);
    border-bottom: 2px solid var(--accent-primary);
    background: rgba(0, 180, 216, 0.06);
}

/* Results */
.results-controls { margin-bottom: 16px; }
.result-entry-card { margin-bottom: 20px; }
.result-entry-card h3 { font-size: 1.1rem; margin-bottom: 12px; }
.result-summary-card { margin-top: 20px; }
.result-summary-card h3 { font-size: 1.1rem; margin-bottom: 12px; }
.result-table { width: 100%; border-collapse: collapse; }
.result-table th {
    text-align: left; padding: 8px 10px; font-size: 0.8rem; font-weight: 600;
    color: var(--text-muted); border-bottom: 1px solid var(--border-glass);
}
.result-table td {
    padding: 6px 10px; font-size: 0.85rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
}
.result-table tbody tr:hover { background: rgba(255, 255, 255, 0.03); }
.medal-table th, .medal-table td { text-align: center; }
.medal-table th:nth-child(2), .medal-table td:nth-child(2) { text-align: left; }
.medal-gold { background: rgba(255, 215, 0, 0.1) !important; }
.medal-silver { background: rgba(192, 192, 192, 0.08) !important; }
.medal-bronze { background: rgba(205, 127, 50, 0.08) !important; }

/* Best Athlete per Age Group */
.best-athlete-group { margin: 0 0 4px; }
.best-athlete-group-header {
    padding: 8px 16px; margin: 0 12px;
    font-weight: 700; font-size: 0.9rem;
    color: var(--text-primary);
}
.best-age-label { font-size: 0.9rem; }
.best-athlete-table th, .best-athlete-table td { text-align: center; font-size: 0.85rem; padding: 8px 6px; }
.best-athlete-table th:nth-child(2), .best-athlete-table td:nth-child(2) { text-align: left; }
.best-athlete-table th:nth-child(3), .best-athlete-table td:nth-child(3) { text-align: left; }
.best-athlete-winner {
    background: linear-gradient(90deg, rgba(255,215,0,0.1), rgba(255,215,0,0.02)) !important;
}
.best-athlete-winner td:first-child { font-size: 1.1rem; }
.best-athlete-winner td:nth-child(2) strong { color: #FFD700; }
.hp-filter-btn {
    font-size: 0.8rem; padding: 4px 10px; border-radius: 12px;
    background: var(--bg-glass); border: 1px solid var(--border-glass);
    color: var(--text-secondary); cursor: pointer; transition: all 0.2s;
}
.hp-filter-btn:hover { background: rgba(0,180,216,0.1); }
.hp-filter-btn.hp-filter-active {
    background: rgba(0,180,216,0.15); border-color: var(--accent-primary);
    color: var(--text-primary); font-weight: 600;
}
.seed-mode-btn {
    flex: 1; min-width: 100px; padding: 8px 12px; border-radius: 8px;
    background: var(--bg-glass); border: 1px solid var(--border-glass);
    color: var(--text-secondary); cursor: pointer; transition: all 0.2s;
    font-size: 0.82rem; text-align: center; line-height: 1.4;
}
.seed-mode-btn:hover { background: rgba(0,180,216,0.08); }
.seed-mode-btn.seed-mode-active {
    background: rgba(0,180,216,0.15); border-color: var(--accent-primary);
    color: var(--text-primary); font-weight: 600;
    box-shadow: 0 0 8px rgba(0,180,216,0.2);
}
.medal-age-label {
    font-size: 0.8rem; padding: 3px 8px; border-radius: 12px;
    background: var(--bg-glass); border: 1px solid var(--border-glass);
    cursor: pointer; display: inline-flex; align-items: center; gap: 4px;
    color: var(--text-secondary); transition: all 0.2s;
}
.medal-age-label:has(input:checked) {
    background: rgba(0, 180, 216, 0.15); border-color: var(--accent-primary);
    color: var(--text-primary);
}
.medal-age-btn {
    font-size: 0.75rem; padding: 3px 10px; border-radius: 12px;
    background: var(--accent-gradient); color: #fff; border: none;
    cursor: pointer; font-family: var(--font);
}
.result-time-input {
    width: 80px; padding: 6px 8px; font-family: var(--font); font-size: 0.85rem;
    background: var(--bg-secondary); color: var(--text-primary);
    border: 1px solid var(--border-glass); border-radius: var(--radius-sm);
    text-align: center;
}
.result-time-input:disabled { opacity: 0.3; }
.result-status-btns { display: flex; gap: 4px; }
.rs-btn {
    padding: 4px 10px; font-size: 0.7rem; font-weight: 600; font-family: var(--font);
    border: 1px solid var(--border-glass); border-radius: 20px;
    background: transparent; color: var(--text-muted); cursor: pointer;
    transition: var(--transition);
}
.rs-btn.active { background: rgba(16, 185, 129, 0.15); color: #10b981; border-color: rgba(16, 185, 129, 0.3); }
.rs-btn.dq.active { background: rgba(239, 68, 68, 0.15); color: var(--danger); border-color: rgba(239, 68, 68, 0.3); }
.rs-btn.dnf.active { background: rgba(245, 158, 11, 0.15); color: #f59e0b; border-color: rgba(245, 158, 11, 0.3); }
.row-dq td { color: var(--danger); opacity: 0.7; }
.row-dnf td { color: #f59e0b; opacity: 0.7; }
.rank-num { font-weight: 700; color: var(--accent-primary); width: 45px; }

/* Referee */
.referee-controls { margin-bottom: 16px; }
.ref-nav {
    display: flex; justify-content: space-between; align-items: center;
    padding: 10px 14px; margin-bottom: 12px;
    background: var(--bg-card); border: 1px solid var(--border-glass);
    border-radius: var(--radius-md); backdrop-filter: blur(10px);
}
/* Mode toggle */
.ref-mode-toggle { display: flex; gap: 2px; border-radius: 8px; overflow: hidden; background: var(--bg-secondary); }
.ref-mode-btn {
    padding: 6px 12px; border: none; background: transparent; color: var(--text-muted);
    font-family: var(--font); font-size: 0.8rem; cursor: pointer; transition: all 0.2s;
}
.ref-mode-btn.active { background: var(--accent-gradient); color: #fff; }
/* Timer display */
.timer-card { text-align: center; padding: 30px 20px; }
.timer-clock {
    font-family: 'Courier New', monospace; font-size: 4rem; font-weight: 700;
    color: var(--text-primary); letter-spacing: 2px; line-height: 1;
    margin: 10px 0 8px; transition: color 0.3s;
}
.timer-clock.running { color: #10b981; }
.timer-clock.stopped { color: #f59e0b; }
.timer-status {
    font-size: 0.9rem; color: var(--text-muted); margin-bottom: 16px;
}
/* Starter panel */
.starter-card { text-align: center; padding: 20px; }
.starter-info { font-size: 0.9rem; color: var(--text-secondary); margin-bottom: 12px; }
.starter-actions { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }
.starter-nav { display: flex; align-items: center; justify-content: center; gap: 12px; margin-bottom: 16px; }
.btn-start-race {
    padding: 16px 40px; font-size: 1.3rem; font-weight: 700; border: none; border-radius: 16px;
    background: linear-gradient(135deg, #10b981, #059669); color: #fff;
    cursor: pointer; font-family: var(--font); letter-spacing: 1px;
    box-shadow: 0 4px 20px rgba(16, 185, 129, 0.4); transition: all 0.2s;
}
.btn-start-race:hover { transform: scale(1.05); box-shadow: 0 6px 25px rgba(16, 185, 129, 0.5); }
.btn-start-race:active { transform: scale(0.98); }
.btn-start-race.racing {
    background: linear-gradient(135deg, #ef4444, #dc2626);
    box-shadow: 0 4px 20px rgba(239, 68, 68, 0.4);
}
.btn-stop-timer {
    padding: 20px 50px; font-size: 1.5rem; font-weight: 700; border: none; border-radius: 20px;
    background: linear-gradient(135deg, #ef4444, #dc2626); color: #fff;
    cursor: pointer; font-family: var(--font); letter-spacing: 1px;
    box-shadow: 0 4px 25px rgba(239, 68, 68, 0.5); transition: all 0.15s;
    width: 100%; max-width: 350px; margin: 0 auto; display: block;
}
.btn-stop-timer:hover { transform: scale(1.03); }
.btn-stop-timer:active { transform: scale(0.96); }
.btn-stop-timer:disabled { opacity: 0.3; cursor: not-allowed; transform: none; }
.ref-card { margin-bottom: 12px; padding: 14px; }
.ref-card.ref-done { border-left: 3px solid #10b981; opacity: 0.7; }
.ref-card.ref-empty { opacity: 0.4; border-left: 3px solid var(--text-muted); }
.ref-no-athlete { font-size: 0.85rem; color: var(--text-muted); font-style: italic; padding: 4px 0; }
.ref-card-header { margin-bottom: 10px; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 4px; }
.ref-event-info { display: flex; align-items: center; gap: 8px; }
.ref-event-num { font-weight: 700; color: var(--accent-primary); font-size: 0.95rem; }
.ref-event-name { font-weight: 600; font-size: 0.9rem; }
.ref-heat-info { font-size: 0.8rem; color: var(--text-muted); }
.ref-athlete-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.ref-athlete-info { flex: 1; min-width: 120px; }
.ref-athlete-name { font-weight: 700; font-size: 1rem; }
.ref-athlete-detail { font-size: 0.8rem; color: var(--text-muted); margin-top: 2px; }
.ref-input-group { display: flex; align-items: center; gap: 8px; }
.ref-time-input {
    width: 90px; padding: 8px 10px; font-family: var(--font); font-size: 1rem; font-weight: 600;
    background: var(--bg-secondary); color: var(--text-primary);
    border: 2px solid var(--border-glass); border-radius: var(--radius-sm);
    text-align: center;
}
.ref-time-input:focus { border-color: var(--accent-primary); outline: none; }
.ref-time-input:disabled { opacity: 0.3; }
.btn-ref-save {
    padding: 8px 14px; font-size: 1rem; background: rgba(16, 185, 129, 0.15);
    color: #10b981; border: 1px solid rgba(16, 185, 129, 0.3);
    border-radius: var(--radius-sm); cursor: pointer; transition: var(--transition);
}
.btn-ref-save:hover { background: rgba(16, 185, 129, 0.3); }
.ref-time-display {
    font-size: 1.1rem; font-weight: 700; color: var(--accent-primary);
    padding: 6px 12px; min-width: 80px; text-align: center;
}
.ref-locked { font-size: 1rem; opacity: 0.5; }
.ref-edit { background: rgba(16, 185, 129, 0.3); }

/* Referee History */
.ref-history { margin-top: 10px; border-top: 1px solid var(--border-glass); padding-top: 8px; }
.ref-history-toggle {
    font-size: 0.75rem; padding: 4px 10px; border-radius: 6px;
    background: rgba(99, 102, 241, 0.12); color: #a5b4fc; border: 1px solid rgba(99, 102, 241, 0.25);
    cursor: pointer; font-family: var(--font); font-weight: 500; transition: var(--transition);
}
.ref-history-toggle:hover { background: rgba(99, 102, 241, 0.2); }
.ref-history-list { margin-top: 8px; }
.ref-history-entry {
    display: flex; align-items: center; gap: 6px; flex-wrap: wrap;
    padding: 5px 8px; border-radius: 6px; margin-bottom: 3px;
    background: rgba(255, 255, 255, 0.03); font-size: 0.72rem;
}
.ref-history-entry:nth-child(odd) { background: rgba(255, 255, 255, 0.05); }
.rh-num { color: var(--text-muted); font-weight: 700; min-width: 22px; }
.rh-action { color: #fbbf24; font-weight: 600; min-width: 80px; }
.rh-value { color: var(--accent-primary); font-weight: 700; min-width: 60px; }
.rh-by { color: #c4b5fd; font-size: 0.68rem; }
.rh-time { color: var(--text-muted); font-size: 0.68rem; margin-left: auto; }

/* Footer */
.app-footer { margin-top: 32px; padding: 16px 0; text-align: center; display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.btn-archive {
    padding: 10px 24px; background: rgba(16, 185, 129, 0.15);
    color: var(--success); border: 1px solid rgba(16, 185, 129, 0.3);
    border-radius: var(--radius-sm); cursor: pointer; font-family: var(--font);
    font-weight: 600; transition: var(--transition);
}
.btn-archive:hover { background: rgba(16, 185, 129, 0.25); }
.btn-reg-toggle {
    padding: 10px 24px; color: #fff; border: none;
    border-radius: var(--radius-sm); cursor: pointer; font-family: var(--font);
    font-weight: 600; transition: var(--transition); font-size: 0.85rem;
}
.btn-reg-toggle:hover { filter: brightness(1.15); }
.tc-archived {
    font-size: 0.7rem; font-weight: 600; padding: 2px 8px;
    background: rgba(16, 185, 129, 0.2); color: var(--success);
    border-radius: 12px;
}
.btn-danger {
    padding: 10px 24px; background: rgba(239, 68, 68, 0.15);
    color: var(--danger); border: 1px solid rgba(239, 68, 68, 0.3);
    border-radius: var(--radius-sm); cursor: pointer; font-family: var(--font);
    font-weight: 600; transition: var(--transition);
}
.btn-danger:hover { background: rgba(239, 68, 68, 0.25); }

/* ==============================
   Live Scoreboard
   ============================== */
.scoreboard-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.scoreboard-header h2 { font-size: 1.3rem; }
.btn-fullscreen {
    padding: 8px 14px; background: rgba(255,255,255,0.08); border: 1px solid var(--border-glass);
    color: var(--text-primary); font-size: 1.2rem; border-radius: var(--radius-sm); cursor: pointer;
    transition: var(--transition);
}
.btn-fullscreen:hover { background: rgba(255,255,255,0.15); }
.scoreboard-nav {
    display: flex; justify-content: space-between; align-items: center;
    padding: 12px 16px; margin-bottom: 16px;
}
.btn-sb-nav {
    padding: 10px 18px; background: var(--accent-gradient); color: #fff;
    border: none; border-radius: var(--radius-sm); cursor: pointer;
    font-family: var(--font); font-weight: 600; font-size: 0.9rem;
    transition: var(--transition);
}
.btn-sb-nav:hover { transform: translateY(-1px); box-shadow: 0 4px 12px var(--accent-glow); }
.sb-heat-info {
    font-weight: 600; color: var(--accent-primary); font-size: 0.95rem;
    text-align: center; flex: 1; padding: 0 12px;
}
.scoreboard-board {
    background: rgba(0, 10, 25, 0.85); border: 1px solid var(--border-glass);
    border-radius: var(--radius-lg); padding: 20px; min-height: 300px;
    backdrop-filter: blur(20px);
}
.sb-table { width: 100%; border-collapse: collapse; }
.sb-table thead th {
    padding: 12px 16px; text-align: left; font-weight: 700; font-size: 1rem;
    color: var(--accent-primary); border-bottom: 2px solid var(--accent-primary);
    text-transform: uppercase; letter-spacing: 0.5px;
}
.sb-table tbody tr {
    border-bottom: 1px solid rgba(255,255,255,0.05); transition: var(--transition);
}
.sb-table tbody tr:hover { background: rgba(255,255,255,0.03); }
.sb-table tbody tr.sb-has-result { background: rgba(0, 180, 216, 0.05); }
.sb-table tbody tr.sb-empty { opacity: 0.3; }
.sb-table tbody tr.sb-empty .sb-lane { color: var(--text-muted); }
.sb-table td { padding: 14px 16px; font-size: 1.1rem; }
.sb-rank { font-weight: 800; font-size: 1.3rem; color: var(--accent-primary); width: 50px; text-align: center; }
.sb-lane { font-weight: 700; width: 50px; text-align: center; color: var(--text-secondary); }
.sb-name { font-weight: 600; }
.sb-relay-members {
    font-size: 0.7em;
    font-weight: 600;
    color: var(--text-muted);
    opacity: 0.85;
    margin-top: 2px;
    line-height: 1.3;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 350px;
}
.sb-club { color: var(--text-secondary); font-size: 0.95rem; }
.sb-time { font-weight: 700; font-size: 1.2rem; color: var(--success); font-variant-numeric: tabular-nums; }
.sb-dq { font-weight: 700; color: var(--danger); }
.sb-dnf { font-weight: 700; color: var(--warning); }
.sb-waiting { color: var(--text-muted); }
/* Rank medals */
.sb-table tbody tr:nth-child(1) .sb-rank { color: #FFD700; }
.sb-table tbody tr:nth-child(2) .sb-rank { color: #C0C0C0; }
.sb-table tbody tr:nth-child(3) .sb-rank { color: #CD7F32; }
.scoreboard-actions { margin-top: 16px; text-align: center; }
.btn-sb-save {
    padding: 14px 32px; background: var(--accent-gradient); color: #fff;
    border: none; border-radius: var(--radius-md); cursor: pointer;
    font-family: var(--font); font-weight: 700; font-size: 1rem;
    transition: var(--transition); box-shadow: 0 4px 16px var(--accent-glow);
}
.btn-sb-save:hover { transform: translateY(-2px); box-shadow: 0 8px 24px var(--accent-glow); }

/* Scoreboard Mode Toggle */
.sb-mode-btn {
    padding: 6px 16px; border-radius: 8px; border: 1px solid rgba(255,255,255,0.15);
    background: transparent; color: var(--text-secondary); cursor: pointer;
    font-family: var(--font); font-size: 0.82rem; font-weight: 600;
    transition: var(--transition);
}
.sb-mode-btn.active {
    background: var(--accent-gradient); color: #fff;
    border-color: transparent; box-shadow: 0 2px 12px var(--accent-glow);
}
.sb-mode-btn:hover:not(.active) { background: rgba(255,255,255,0.06); }

/* Event Summary */
.sb-summary-header { text-align: center; margin-bottom: 16px; }
.sb-summary-title {
    font-size: 1.3rem; font-weight: 800;
    background: linear-gradient(135deg, #FFD700, #f59e0b);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    margin-bottom: 4px;
}
.sb-summary-meta { font-size: 0.85rem; color: var(--text-muted); }

/* Viewer Summary Podium */
.sb-summary-viewer { padding: 30px; max-width: 800px; margin: 0 auto; }
.sb-summary-viewer-header { text-align: center; margin-bottom: 32px; }
.sb-summary-viewer-event {
    font-size: 1.2rem; font-weight: 600; color: var(--accent-primary);
    letter-spacing: 2px; text-transform: uppercase; margin-bottom: 6px;
}
.sb-summary-viewer-title {
    font-size: 2.2rem; font-weight: 800; color: var(--text-primary);
    margin-bottom: 10px;
}
.sb-summary-viewer-label {
    font-size: 1.5rem; font-weight: 700;
    background: linear-gradient(135deg, #FFD700, #f59e0b);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    letter-spacing: 1px;
}
.sb-summary-viewer-empty {
    text-align: center; color: var(--text-muted); padding: 40px; font-size: 1.3rem;
}
.sb-summary-viewer-podium { display: flex; flex-direction: column; gap: 14px; }
.sb-podium-row {
    display: flex; align-items: center; gap: 20px;
    background: var(--bg-glass); border: 1px solid var(--border-glass);
    border-radius: 14px; padding: 18px 24px;
    transition: var(--transition);
}
.sb-podium-row:first-child { padding: 22px 28px; }
.sb-podium-rank { font-size: 2.6rem; min-width: 60px; text-align: center; }
.sb-podium-info { flex: 1; }
.sb-podium-name { font-size: 1.5rem; font-weight: 700; color: var(--text-primary); }
.sb-podium-club { font-size: 1.1rem; color: var(--text-muted); margin-top: 4px; }
.sb-podium-time {
    font-size: 1.8rem; font-weight: 800; font-family: 'JetBrains Mono', monospace;
    color: var(--accent-primary);
}
@media (max-width: 480px) {
    .sb-summary-viewer-title { font-size: 1.5rem; }
    .sb-podium-name { font-size: 1.2rem; }
    .sb-podium-time { font-size: 1.3rem; }
    .sb-podium-rank { font-size: 2rem; min-width: 44px; }
}
.sb-age { color: var(--text-secondary); font-size: 0.9rem; width: 50px; text-align: center; }

/* Medal rows */
.sb-gold { background: rgba(255, 215, 0, 0.08) !important; }
.sb-gold .sb-rank { color: #FFD700 !important; font-size: 1.4rem; }
.sb-gold .sb-name { color: #FFD700; }
.sb-silver { background: rgba(192, 192, 192, 0.06) !important; }
.sb-silver .sb-rank { color: #C0C0C0 !important; font-size: 1.3rem; }
.sb-silver .sb-name { color: #e0e0e0; }
.sb-bronze { background: rgba(205, 127, 50, 0.06) !important; }
.sb-bronze .sb-rank { color: #CD7F32 !important; font-size: 1.2rem; }
.sb-bronze .sb-name { color: #e8b88a; }

/* Fullscreen mode */
#content-scoreboard:fullscreen {
    background: var(--bg-primary); padding: 40px;
    display: flex; flex-direction: column; justify-content: center;
}
#content-scoreboard:fullscreen .sb-table td { font-size: clamp(1rem, 1.8vw, 1.4rem); padding: 10px 12px; }
#content-scoreboard:fullscreen .sb-table thead th { font-size: clamp(0.9rem, 1.4vw, 1.2rem); }
#content-scoreboard:fullscreen .sb-heat-info { font-size: clamp(0.9rem, 1.4vw, 1.2rem); }

/* Summary viewer in fullscreen: fit all 4 rows */
.sb-fullscreen .sb-summary-viewer {
    padding: 10px 20px;
    max-width: 100%;
    display: flex;
    flex-direction: column;
    height: 100%;
    overflow: hidden;
}
.sb-fullscreen .sb-summary-viewer-header {
    margin-bottom: 10px;
    flex-shrink: 0;
}
.sb-fullscreen .sb-summary-viewer-event { font-size: clamp(0.9rem, 1.5vw, 1.2rem); margin-bottom: 2px; }
.sb-fullscreen .sb-summary-viewer-title { font-size: clamp(1.2rem, 2.5vw, 2rem); margin-bottom: 4px; }
.sb-fullscreen .sb-summary-viewer-label { font-size: clamp(1rem, 2vw, 1.4rem); }
.sb-fullscreen .sb-summary-viewer-podium {
    flex: 1;
    gap: 8px;
    justify-content: space-evenly;
    overflow: hidden;
}
.sb-fullscreen .sb-podium-row {
    padding: 10px 20px;
    border-radius: 10px;
    flex: 1;
    max-height: calc((100vh - 200px) / 4);
    min-height: 0;
    overflow: hidden;
}
.sb-fullscreen .sb-podium-row:first-child { padding: 12px 22px; }
.sb-fullscreen .sb-podium-rank { font-size: clamp(1.5rem, 3vw, 2.5rem); min-width: 50px; }
.sb-fullscreen .sb-podium-name { font-size: clamp(1rem, 2vw, 1.5rem); }
.sb-fullscreen .sb-podium-club { font-size: clamp(0.8rem, 1.2vw, 1rem); margin-top: 2px; }
.sb-fullscreen .sb-podium-time { font-size: clamp(1.2rem, 2.5vw, 1.8rem); }
/* CSS-based fullscreen (mobile fallback) */
body.body-fullscreen { overflow: hidden !important; }
.sb-fullscreen {
    position: fixed !important; top: 0; left: 0; right: 0; bottom: 0;
    z-index: 99999; background: var(--bg-primary) !important;
    padding: 20px !important; overflow: hidden;
    display: flex !important; flex-direction: column;
}
.sb-fullscreen .scoreboard-header { margin-bottom: 8px; flex-shrink: 0; }
.sb-fullscreen .btn-fullscreen {
    position: fixed; top: 10px; right: 10px; z-index: 100000;
}
.sb-fullscreen .scoreboard-nav { flex-shrink: 0; }
.sb-fullscreen .viewer-info-bar { flex-shrink: 0; }
.sb-fullscreen .scoreboard-board {
    flex: 1; overflow: hidden; display: flex; flex-direction: column;
}
.sb-fullscreen .sb-table {
    width: 100%; flex: 1; display: flex; flex-direction: column;
}
.sb-fullscreen .sb-table thead { flex-shrink: 0; }
.sb-fullscreen .sb-table tbody {
    flex: 1; display: flex; flex-direction: column;
    justify-content: space-evenly;
    gap: 1px;
    overflow: hidden;
}
.sb-fullscreen .sb-table tbody tr {
    display: flex; align-items: center;
    flex: 1 1 auto;
    min-height: 0;
    max-height: calc((100vh - 120px) / 8);
    padding: 0 8px;
    border-radius: 8px;
    transition: all 0.3s ease;
    overflow: hidden;
}
.sb-fullscreen .sb-table tbody tr.sb-empty {
    opacity: 0.2;
    border-bottom-color: transparent;
}
.sb-fullscreen .sb-table thead tr {
    display: flex;
}
.sb-fullscreen .sb-table th,
.sb-fullscreen .sb-table td {
    flex: 1; text-align: center; padding: 0 12px;
}
.sb-fullscreen .sb-table th:nth-child(3),
.sb-fullscreen .sb-table td:nth-child(3) { flex: 3; text-align: left; }
.sb-fullscreen .sb-table th:nth-child(1),
.sb-fullscreen .sb-table td:nth-child(1) { flex: 0.7; }
.sb-fullscreen .sb-table th:nth-child(2),
.sb-fullscreen .sb-table td:nth-child(2) { flex: 0.7; }
.sb-fullscreen .sb-table th:nth-child(4),
.sb-fullscreen .sb-table td:nth-child(4) { flex: 1.2; }
.sb-fullscreen .sb-table th:nth-child(5),
.sb-fullscreen .sb-table td:nth-child(5) { flex: 1.5; }

.sb-fullscreen .sb-table td { font-size: clamp(1.2rem, 2.2vw, 2.2rem); font-weight: 600; }
.sb-fullscreen .sb-time,
.sb-fullscreen .sb-dq,
.sb-fullscreen .sb-dnf,
.sb-fullscreen .sb-waiting { font-size: inherit; }
.sb-fullscreen .sb-table thead th { font-size: clamp(1rem, 1.8vw, 1.5rem); padding: 10px 12px; font-weight: 700; }
.sb-fullscreen .sb-heat-info { font-size: clamp(1rem, 1.8vw, 1.5rem); }
.sb-fullscreen .sb-relay-members { font-size: 0.35em; margin-top: 1px; line-height: 1; opacity: 0.7; }

/* Relay events in fullscreen: smaller to fit all lanes */
.sb-fullscreen .sb-relay-event td { font-size: clamp(1rem, 1.6vw, 1.4rem); padding: 0 8px; }
.sb-fullscreen .sb-relay-event thead th { font-size: clamp(0.8rem, 1.2vw, 1.1rem); padding: 6px 8px; }
.sb-fullscreen .sb-relay-event .sb-relay-members { font-size: 0.6em; font-weight: 600; opacity: 0.85; }

/* Medal/sorted view: only 4 rows, bigger text */
.sb-fullscreen .sb-table tbody tr.sb-medal-row {
    max-height: calc((100vh - 240px) / 4);
    min-height: 40px;
    flex: 1 1 auto;
}
.sb-fullscreen .sb-table tbody tr.sb-medal-row td {
    font-size: clamp(1.2rem, 2.5vw, 2.5rem);
}
.sb-fullscreen .sb-table tbody tr.sb-medal-row .sb-rank {
    font-size: clamp(1.5rem, 3vw, 3rem);
}

/* Hide header elements in fullscreen */
body.body-fullscreen .app-header { display: none !important; }
body.body-fullscreen .tournament-header { display: none !important; }
body.body-fullscreen #userProfile { display: none !important; }

/* ==============================
   Referee Mode (fixed viewport, no scroll)
   ============================== */
body.referee-mode {
    overflow: hidden !important;
    position: fixed !important;
    width: 100% !important;
    height: 100vh !important;
    height: 100dvh !important;
}
body.referee-mode .app-header { display: none !important; }
body.referee-mode .tournament-header { display: none !important; }
body.referee-mode .stats-bar { display: none !important; }
body.referee-mode .tab-nav { display: none !important; }
body.referee-mode .app-footer { display: none !important; }
body.referee-mode #userProfile { display: none !important; }
body.referee-mode #content-referee {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    bottom: 0 !important;
    width: 100% !important;
    height: 100vh !important;
    height: 100dvh !important;
    overflow: hidden !important;
    display: flex !important;
    flex-direction: column !important;
    padding: 8px !important;
    margin: 0 !important;
    box-sizing: border-box !important;
}
body.referee-mode #content-referee > h2 { display: none !important; }
body.referee-mode #content-referee .referee-controls {
    flex-shrink: 0 !important;
    margin: 0 0 4px 0 !important;
    padding: 6px 10px !important;
}
body.referee-mode #timerDisplay[style*="block"] {
    display: flex !important;
    flex: 1 !important;
    flex-direction: column !important;
    min-height: 0 !important;
}
body.referee-mode #timerDisplay[style*="none"] {
    display: none !important;
}
body.referee-mode .timer-card {
    flex: 1 !important;
    display: flex !important;
    flex-direction: column !important;
    justify-content: center !important;
    align-items: center !important;
    min-height: 0 !important;
}
body.referee-mode .timer-clock {
    font-size: clamp(2.5rem, 12vw, 5rem) !important;
}
body.referee-mode #refereeContent {
    flex-shrink: 0 !important;
    overflow: hidden !important;
}
body.referee-mode .ref-nav {
    flex-shrink: 0 !important;
    padding: 4px 0 !important;
}
body.referee-mode .ref-card {
    padding: 8px 12px !important;
    margin: 0 !important;
}
body.referee-mode #timerActions {
    padding: 4px 0 !important;
}
body.referee-mode #timerActions button {
    min-height: 60px !important;
    font-size: 1.1rem !important;
}

/* ============================== 
   Viewer Mode (spectator screen)
   ============================== */
body.viewer-mode .tab-nav { display: none !important; }
body.viewer-mode .stats-bar { display: none !important; }
body.viewer-mode .app-footer { display: none !important; }
body.viewer-mode .btn-danger { display: none !important; }
body.viewer-mode .btn-archive { display: none !important; }
body.viewer-mode .scoreboard-nav { display: none !important; }
body.viewer-mode .scoreboard-actions { display: none !important; }
body.viewer-mode .btn-fullscreen { display: none !important; }
body.viewer-mode .sb-mode-toggle { display: none !important; }
body.viewer-mode .btn-sb-nav { display: none !important; }
body.viewer-mode .btn-sb-save { display: none !important; }
body.viewer-mode #sbNavHeat { display: none !important; }
body.viewer-mode #sbNavSummary { display: none !important; }

/* Viewer info bar: hidden by default, shown only for viewers */
.viewer-info-bar { display: none; }
body.viewer-mode .viewer-info-bar {
    display: block !important;
    text-align: center;
    padding: 14px 24px;
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent-primary);
    letter-spacing: 0.03em;
    background: rgba(99,102,241,0.08);
    border-radius: 10px;
    margin-bottom: 10px;
}

/* Center tournament name for viewer */
body.viewer-mode .scoreboard-header {
    justify-content: center !important;
}
body.viewer-mode .scoreboard-header h2 {
    text-align: center;
    width: 100%;
    font-size: 2.8rem;
    font-weight: 800;
    letter-spacing: 0.03em;
}

/* Viewer back button */
.viewer-back-btn {
    position: fixed;
    top: 10px;
    left: 10px;
    z-index: 100001;
    background: rgba(255,255,255,0.1);
    color: var(--text-secondary);
    border: 1px solid rgba(255,255,255,0.15);
    padding: 6px 14px;
    border-radius: 8px;
    font-size: 0.8rem;
    cursor: pointer;
    backdrop-filter: blur(6px);
    transition: all 0.2s;
    opacity: 0.5;
}
.viewer-back-btn:hover {
    opacity: 1;
    background: rgba(255,255,255,0.2);
    color: var(--text-primary);
}

/* Empty state */
.empty-state { text-align: center; color: var(--text-muted); padding: 40px 20px; font-size: 0.95rem; }

/* Print area */
.print-area { display: none; }

/* ==============================
   Wizard Modal
   ============================== */
.modal-overlay {
    position: fixed; inset: 0; z-index: 9000;
    display: flex; align-items: center; justify-content: center;
    background: rgba(0, 0, 0, 0.7); backdrop-filter: blur(6px);
}
.wizard-card {
    background: var(--bg-secondary); border: 1px solid var(--border-glass);
    border-radius: var(--radius-xl); padding: 32px;
    max-width: 600px; width: 95%; max-height: 90vh; overflow-y: auto;
    box-shadow: var(--shadow-lg);
    animation: wizardIn 0.3s ease;
}
@keyframes wizardIn { from { opacity: 0; transform: scale(0.9); } to { opacity: 1; transform: scale(1); } }

.wizard-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 24px; }
.wizard-header h2 { font-size: 1.3rem; }
.wizard-close {
    background: none; border: none; color: var(--text-muted);
    font-size: 1.3rem; cursor: pointer; padding: 4px 8px;
    border-radius: var(--radius-sm); transition: var(--transition);
}
.wizard-close:hover { color: var(--text-primary); background: var(--bg-glass); }

/* Step Indicator */
.wizard-steps {
    display: flex; gap: 4px; margin-bottom: 24px;
    background: var(--bg-card); border-radius: var(--radius-md); padding: 4px;
}
.wizard-step {
    flex: 1; text-align: center; padding: 8px; border-radius: var(--radius-sm);
    font-size: 0.8rem; color: var(--text-muted); font-weight: 500;
    transition: var(--transition);
}
.wizard-step span { font-weight: 700; margin-right: 4px; }
.wizard-step.active { background: var(--accent-gradient); color: #fff; }
.wizard-step.done { background: rgba(16, 185, 129, 0.15); color: var(--success); }

.wizard-content { min-height: 200px; }
.wizard-content label { display: block; font-size: 0.85rem; color: var(--text-secondary); margin-bottom: 4px; font-weight: 500; }
.wizard-hint { color: var(--text-secondary); font-size: 0.9rem; margin-bottom: 16px; }

/* Wizard Nav */
.wizard-nav { display: flex; justify-content: space-between; margin-top: 24px; }
.btn-wizard-prev, .btn-wizard-next {
    padding: 10px 24px; border: none; border-radius: var(--radius-sm);
    font-family: var(--font); font-weight: 600; cursor: pointer; transition: var(--transition);
}
.btn-wizard-prev { background: var(--bg-glass); color: var(--text-secondary); border: 1px solid var(--border-glass); }
.btn-wizard-prev:hover { color: var(--text-primary); border-color: var(--accent-primary); }
.btn-wizard-next { background: var(--accent-gradient); color: #fff; }
.btn-wizard-next:hover { box-shadow: 0 4px 16px var(--accent-glow); }

/* Age Group Rows */
.wag-row {
    display: flex; align-items: center; gap: 8px; margin-bottom: 8px;
}
.wag-name { flex: 2; }
.wag-min, .wag-max { width: 70px; text-align: center; }
.wag-sep { color: var(--text-muted); }
.wag-del {
    background: rgba(239,68,68,0.15); border: none; color: var(--danger);
    border-radius: 4px; padding: 6px 8px; cursor: pointer; font-size: 0.9rem;
}
.wag-row input {
    padding: 8px 10px; background: var(--bg-glass); border: 1px solid var(--border-glass);
    border-radius: var(--radius-sm); color: var(--text-primary);
    font-family: var(--font); font-size: 0.85rem;
}
.wag-row input:focus { outline: none; border-color: var(--accent-primary); }
.btn-add-group {
    margin-top: 8px; padding: 8px 16px; background: var(--bg-glass);
    border: 1px dashed var(--border-glass); color: var(--text-secondary);
    border-radius: var(--radius-sm); cursor: pointer; font-family: var(--font);
    width: 100%; transition: var(--transition);
}
.btn-add-group:hover { border-color: var(--accent-primary); color: var(--accent-primary); }

/* Lane Selector */
.lane-selector { display: flex; gap: 8px; flex-wrap: wrap; }
.lane-btn {
    flex: 1; min-width: 60px; padding: 16px 12px; text-align: center;
    background: var(--bg-glass); border: 2px solid var(--border-glass);
    border-radius: var(--radius-md); color: var(--text-secondary);
    font-family: var(--font); font-weight: 700; font-size: 1rem;
    cursor: pointer; transition: var(--transition);
}
.lane-btn:hover { border-color: var(--accent-primary); color: var(--text-primary); }
.lane-btn.active {
    border-color: var(--accent-primary); background: rgba(0, 180, 216, 0.15);
    color: var(--accent-primary); box-shadow: 0 0 16px rgba(0, 180, 216, 0.2);
}

/* Event Checklist */
.event-select-actions { display: flex; gap: 8px; margin-bottom: 12px; }
.btn-small {
    padding: 6px 12px; background: var(--bg-glass);
    border: 1px solid var(--border-glass); color: var(--text-secondary);
    border-radius: var(--radius-sm); cursor: pointer; font-family: var(--font);
    font-size: 0.8rem; transition: var(--transition);
}
.btn-small:hover { border-color: var(--accent-primary); color: var(--text-primary); }

.event-checklist { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; }
.event-check {
    display: flex; align-items: center; gap: 8px; padding: 8px 12px;
    background: var(--bg-glass); border: 1px solid var(--border-glass);
    border-radius: var(--radius-sm); cursor: pointer; transition: var(--transition);
    font-size: 0.85rem; color: var(--text-secondary);
}
.event-check:hover { border-color: var(--accent-primary); }
.event-check input[type="checkbox"] { accent-color: var(--accent-primary); width: 18px; height: 18px; }
.btn-remove-custom {
    background: none; border: none; color: var(--danger); cursor: pointer;
    font-size: 1rem; padding: 2px 6px; margin-left: 4px; border-radius: 4px;
    opacity: 0.6; transition: opacity 0.2s;
}
.btn-remove-custom:hover { opacity: 1; background: rgba(255,0,0,0.1); }

/* Relay member list */
.relay-member-item {
    display: flex; align-items: center; justify-content: space-between;
    padding: 8px 12px; background: var(--bg-glass); border: 1px solid var(--border-glass);
    border-radius: var(--radius-sm); margin-bottom: 4px; cursor: pointer;
    font-size: 0.85rem; color: var(--text-secondary); transition: var(--transition);
}
.relay-member-item:hover { border-color: var(--accent-primary); background: rgba(255,255,255,0.06); }
.relay-member-item input[type="checkbox"] { accent-color: var(--accent-primary); width: 18px; height: 18px; flex-shrink: 0; }

/* Relay modal */
.relay-modal {
    position: fixed; top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.6); z-index: 1000;
    display: flex; align-items: center; justify-content: center;
    padding: 16px;
}
.relay-modal-content {
    width: 100%; max-width: 420px; max-height: 80vh; overflow-y: auto;
    padding: 20px; border-radius: var(--radius-lg);
}
.btn-edit-sm {
    background: none; border: none; cursor: pointer; font-size: 1.1rem;
    padding: 4px 8px; border-radius: var(--radius-sm); transition: var(--transition);
}
.btn-edit-sm:hover { background: rgba(0,180,216,0.15); }

/* Relay member input rows (legacy support) */
.relay-member-row {
    display: flex; align-items: center; gap: 6px;
}
.relay-member-num {
    font-weight: 700; color: var(--accent-primary); min-width: 20px; font-size: 0.85rem;
}

/* ── Relay Team Builder ── */
.relay-empty-hint {
    color: var(--text-muted); font-size: 0.82rem; padding: 16px 0; text-align: center;
}
.relay-team-builder {
    background: rgba(0,0,0,0.15);
    border: 1px solid var(--border-glass);
    border-radius: 12px;
    overflow: hidden;
}
.relay-builder-title {
    padding: 8px 14px;
    font-size: 0.8rem; font-weight: 700;
    color: var(--accent-primary);
    background: linear-gradient(135deg, rgba(0,180,216,0.08), rgba(139,92,246,0.05));
    border-bottom: 1px solid var(--border-glass);
    letter-spacing: 0.3px;
}

/* Each row */
.relay-row {
    display: flex; align-items: stretch;
    border-bottom: 1px solid rgba(255,255,255,0.04);
    transition: all 0.2s ease;
}
.relay-row:last-child { border-bottom: none; }
.relay-row:hover { background: rgba(255,255,255,0.02); }
.relay-row.active { background: rgba(0,180,216,0.05); }
.relay-row.filled .relay-row-num {
    background: linear-gradient(135deg, #10b981, #059669);
    color: #fff;
}

/* Number badge */
.relay-row-num {
    display: flex; align-items: center; justify-content: center;
    min-width: 36px; width: 36px;
    font-size: 0.85rem; font-weight: 800;
    color: var(--text-muted);
    background: rgba(255,255,255,0.03);
    border-right: 1px solid rgba(255,255,255,0.05);
    transition: all 0.25s ease;
}

/* Content area */
.relay-row-content {
    flex: 1; padding: 8px 10px;
    display: flex; flex-direction: column; gap: 5px;
    min-width: 0;
}

/* Athlete picker dropdown */
.relay-athlete-picker {
    width: 100%; padding: 6px 10px;
    font-size: 0.8rem; font-family: var(--font);
    background: rgba(99,102,241,0.06);
    border: 1px solid rgba(99,102,241,0.2);
    border-radius: 6px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s ease;
    -webkit-appearance: none; appearance: none;
    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='%236366f1' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 10px center;
    padding-right: 28px;
}
.relay-athlete-picker:hover {
    border-color: rgba(99,102,241,0.4);
    background-color: rgba(99,102,241,0.1);
}
.relay-athlete-picker:focus {
    outline: none;
    border-color: #6366f1;
    box-shadow: 0 0 0 2px rgba(99,102,241,0.15);
}

/* Input fields row */
.relay-row-fields {
    display: flex; gap: 5px; align-items: center;
}
.relay-field {
    padding: 6px 8px;
    font-size: 0.82rem; font-family: var(--font);
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 6px;
    color: var(--text-primary);
    transition: all 0.2s ease;
}
.relay-field:focus {
    outline: none;
    border-color: var(--accent-primary);
    background: rgba(0,180,216,0.06);
    box-shadow: 0 0 0 2px rgba(0,180,216,0.1);
}
.relay-field-name { flex: 1; min-width: 0; }
.relay-field-year { width: 82px; }
.relay-field-gender {
    width: 65px;
    -webkit-appearance: none; appearance: none;
    cursor: pointer;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 6px center;
    padding-right: 20px;
}

/* Clear button */
.relay-clear-btn {
    display: flex; align-items: center; justify-content: center;
    width: 26px; height: 26px; flex-shrink: 0;
    border: none; border-radius: 6px;
    background: rgba(239,68,68,0.08);
    color: rgba(239,68,68,0.5);
    font-size: 0.7rem; cursor: pointer;
    transition: all 0.2s ease;
}
.relay-clear-btn:hover {
    background: rgba(239,68,68,0.2);
    color: #ef4444;
}

/* Quick-fill buttons */
.btn-quick-fill {
    padding: 4px 10px; font-size: 0.75rem; border-radius: 6px;
    background: rgba(59, 130, 246, 0.12); color: #60a5fa;
    border: 1px solid rgba(59, 130, 246, 0.25); cursor: pointer;
    font-family: var(--font); transition: var(--transition);
}
.btn-quick-fill:hover { background: rgba(59, 130, 246, 0.25); }

/* Mobile responsive */
@media (max-width: 500px) {
    .relay-row-fields { flex-wrap: wrap; }
    .relay-field-name { width: 100%; flex: none; }
    .relay-field-year { flex: 1; }
    .relay-field-gender { flex: 1; }
    .relay-athlete-picker { font-size: 0.75rem; }
}

/* ── Edit Events Modal ── */
.edit-event-row {
    display: flex; align-items: center; justify-content: space-between;
    padding: 6px 10px; border-radius: 6px;
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.05);
    margin-bottom: 4px;
    transition: all 0.2s ease;
}
.edit-event-row:hover { background: rgba(255,255,255,0.06); }
.edit-event-label { font-size: 0.82rem; color: var(--text-primary); }
.btn-add-event {
    padding: 4px 10px; font-size: 0.75rem; border-radius: 6px;
    background: rgba(16,185,129,0.1); color: #10b981;
    border: 1px solid rgba(16,185,129,0.25); cursor: pointer;
    font-family: var(--font); transition: all 0.2s ease;
}
.btn-add-event:hover { background: rgba(16,185,129,0.25); }

/* ==============================
   Login Overlay
   ============================== */
.login-overlay {
    position: fixed; inset: 0; z-index: 9999;
    display: flex; align-items: center; justify-content: center;
    background: var(--bg-primary);
    background-image:
        radial-gradient(ellipse at 20% 50%, rgba(0, 180, 216, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(0, 119, 182, 0.1) 0%, transparent 50%);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    padding: 20px 0;
}
.login-card {
    text-align: center; padding: 48px 40px;
    background: var(--bg-card); border: 1px solid var(--border-glass);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg), 0 0 60px rgba(0, 180, 216, 0.08);
    backdrop-filter: blur(20px);
    max-width: 420px; width: 90%;
    animation: loginFadeIn 0.6s ease-out;
    margin: auto;
}
@keyframes loginFadeIn { from { opacity: 0; transform: translateY(20px) scale(0.95); } to { opacity: 1; transform: translateY(0) scale(1); } }
.login-logo { font-size: 4rem; margin-bottom: 16px; filter: drop-shadow(0 4px 12px rgba(0, 180, 216, 0.3)); }
.login-title { font-size: 1.8rem; font-weight: 700; color: var(--text-primary); margin-bottom: 4px; }
.login-subtitle { font-size: 1rem; color: var(--accent-primary); margin-bottom: 24px; font-weight: 500; }

/* Auth Forms */
.form-group-auth { margin-bottom: 12px; text-align: left; }
.ref-time-input {
    flex: 1; padding: 10px 14px; background: rgba(255,255,255,0.06); border: 2px solid var(--border-glass);
    border-radius: var(--radius-sm); color: var(--text-primary); font-size: 1.1rem; font-family: var(--font);
    -moz-appearance: textfield;
    transition: var(--transition);
    box-sizing: border-box;
}
.ref-time-input::-webkit-outer-spin-button,
.ref-time-input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.auth-input {
    width: 100%; padding: 12px 16px;
    background: rgba(255, 255, 255, 0.06); border: 1px solid var(--border-glass);
    border-radius: var(--radius-sm); color: var(--text-primary);
    font-size: 0.95rem; font-family: var(--font); transition: var(--transition);
    box-sizing: border-box;
}
.auth-input:focus { outline: none; border-color: var(--accent-primary); box-shadow: 0 0 0 3px var(--accent-glow); }
.auth-input::placeholder { color: var(--text-muted); }

.btn-auth-primary {
    width: 100%; padding: 12px;
    background: var(--accent-gradient); color: #fff; border: none;
    border-radius: var(--radius-sm); font-size: 1rem; font-weight: 600;
    font-family: var(--font); cursor: pointer; transition: var(--transition); margin-top: 4px;
}
.btn-auth-primary:hover { transform: translateY(-1px); box-shadow: 0 4px 16px var(--accent-glow); }

.auth-switch { margin-top: 12px; font-size: 0.85rem; color: var(--text-secondary); }
.auth-switch a { color: var(--accent-primary); text-decoration: none; font-weight: 600; }
.auth-switch a:hover { text-decoration: underline; }

.auth-divider { display: flex; align-items: center; margin: 20px 0; color: var(--text-muted); font-size: 0.85rem; }
.auth-divider::before, .auth-divider::after { content: ''; flex: 1; height: 1px; background: var(--border-glass); }
.auth-divider span { padding: 0 12px; }

.btn-google {
    display: inline-flex; align-items: center; gap: 12px;
    padding: 14px 32px; background: #fff; color: #333;
    border: none; border-radius: var(--radius-md);
    font-size: 1rem; font-weight: 600; font-family: var(--font);
    cursor: pointer; transition: var(--transition);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}
.btn-google:hover { transform: translateY(-2px); box-shadow: 0 4px 16px rgba(0, 0, 0, 0.25); }

.login-error {
    display: none; margin-top: 16px; padding: 10px 16px;
    background: rgba(239, 68, 68, 0.15); border: 1px solid rgba(239, 68, 68, 0.3);
    border-radius: var(--radius-sm); color: #ef4444; font-size: 0.85rem;
}

/* ==============================
   User Profile (Header)
   ============================== */
.user-profile {
    display: flex; align-items: center; gap: 10px;
    padding: 6px 12px; background: var(--bg-glass);
    border: 1px solid var(--border-glass); border-radius: var(--radius-lg);
}
.user-avatar { width: 32px; height: 32px; border-radius: 50%; border: 2px solid var(--accent-primary); object-fit: cover; }
.user-name { font-size: 0.85rem; color: var(--text-primary); font-weight: 500; max-width: 150px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.btn-logout {
    background: none; border: none; font-size: 1.2rem; cursor: pointer;
    padding: 4px 6px; border-radius: var(--radius-sm); transition: var(--transition); opacity: 0.7;
}
.btn-logout:hover { opacity: 1; background: rgba(239, 68, 68, 0.15); }

/* ==============================
   Admin Panel
   ============================== */
.user-card {
    display: flex; align-items: center; gap: 12px;
    padding: 14px 16px; background: var(--bg-glass);
    border: 1px solid var(--border-glass); border-radius: var(--radius-md);
    margin-bottom: 8px;
}
.user-card.pending { border-left: 3px solid var(--warning); }
.user-card.rejected { border-left: 3px solid var(--danger); opacity: 0.6; }
.user-card-avatar { width: 40px; height: 40px; border-radius: 50%; object-fit: cover; border: 2px solid var(--border-glass); }
.user-card-info { flex: 1; min-width: 0; }
.user-card-name { font-weight: 600; color: var(--text-primary); font-size: 0.9rem; }
.user-card-email { color: var(--text-muted); font-size: 0.8rem; }
.uc-club { font-size: 0.75rem; color: #8b5cf6; margin-top: 2px; }

/* Compact action buttons */
.uc-actions { display: flex; align-items: center; gap: 6px; flex-shrink: 0; }
.uc-roles { display: flex; gap: 3px; align-items: center; }
.uc-rbtn {
    width: 30px; height: 30px; border: none; border-radius: 8px;
    background: rgba(255,255,255,0.06); cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    font-size: 0.85rem; transition: all 0.15s ease;
    position: relative;
}
.uc-rbtn:hover { background: rgba(255,255,255,0.15); transform: scale(1.1); }
.uc-rbtn:active { transform: scale(0.95); }
.uc-green:hover { background: rgba(16,185,129,0.25); }
.uc-red:hover { background: rgba(239,68,68,0.25); }
.uc-sep { width: 1px; height: 20px; background: var(--border-glass); margin: 0 2px; }
.uc-more { font-weight: 800; font-size: 1.1rem; letter-spacing: 1px; }
.uc-more:hover { background: rgba(99,102,241,0.2); }

/* Dropdown menu */
.uc-more-wrap { position: relative; }
.uc-dropdown {
    display: none; position: absolute; right: 0; top: 34px; z-index: 100;
    background: var(--bg-secondary); border: 1px solid var(--border-glass);
    border-radius: 10px; box-shadow: 0 8px 24px rgba(0,0,0,0.3);
    min-width: 170px; overflow: hidden;
    animation: ucFadeIn 0.15s ease;
}
.uc-dropdown.show { display: block; }
@keyframes ucFadeIn { from { opacity: 0; transform: translateY(-6px); } to { opacity: 1; transform: translateY(0); } }
.uc-dropdown button {
    display: block; width: 100%; text-align: left; padding: 9px 14px;
    border: none; background: none; color: var(--text-primary);
    font-size: 0.82rem; cursor: pointer; font-family: var(--font);
    transition: background 0.12s;
}
.uc-dropdown button:hover { background: rgba(99,102,241,0.12); }
.uc-dd-danger { color: var(--danger) !important; }
.uc-dd-danger:hover { background: rgba(239,68,68,0.12) !important; }

/* Admin panel group sections */
.admin-section-group { margin-bottom: 20px; }
.admin-group-title {
    font-size: 0.95rem; font-weight: 700; margin-bottom: 8px;
    padding-bottom: 6px; border-bottom: 1px solid var(--border-glass);
    display: flex; align-items: center; gap: 6px;
}
.admin-group-count {
    font-size: 0.75rem; font-weight: 700; padding: 2px 8px;
    background: rgba(255,255,255,0.1); border-radius: 12px;
    color: var(--text-secondary);
}
.badge-approved, .badge-pending, .badge-rejected, .badge-admin {
    font-size: 0.75rem; padding: 3px 8px; border-radius: 20px; font-weight: 600; white-space: nowrap;
}
.badge-approved { background: rgba(16, 185, 129, 0.15); color: var(--success); }
.badge-pending { background: rgba(245, 158, 11, 0.15); color: var(--warning); }
.badge-rejected { background: rgba(239, 68, 68, 0.15); color: var(--danger); }
.badge-admin { background: rgba(0, 180, 216, 0.15); color: var(--accent-primary); margin-left: 6px; }

.admin-actions { display: flex; gap: 6px; margin-left: auto; }
.btn-approve, .btn-reject {
    padding: 6px 12px; border: none; border-radius: var(--radius-sm);
    font-size: 0.8rem; cursor: pointer; font-weight: 600; transition: var(--transition);
}
.btn-approve { background: rgba(16, 185, 129, 0.15); color: var(--success); }
.btn-approve:hover { background: rgba(16, 185, 129, 0.3); }
.btn-reject { background: rgba(239, 68, 68, 0.15); color: var(--danger); }
.btn-reject:hover { background: rgba(239, 68, 68, 0.3); }

/* ==============================
   Responsive
   ============================== */
@media (max-width: 768px) {
    .form-grid { grid-template-columns: 1fr; }
    .stats-bar { grid-template-columns: repeat(2, 1fr); }
    .dashboard-grid { grid-template-columns: 1fr; }
    .event-checklist { grid-template-columns: 1fr; }
    .wizard-card { padding: 20px; }
    .login-card { padding: 32px 24px; }
    .wag-row { flex-wrap: wrap; }

    /* Header */
    .app-header { padding: 10px 12px; }
    .logo { font-size: 1.5rem; }
    .header-text h1 { font-size: 1rem; }
    .subtitle { font-size: 0.7rem; }
    .user-name { display: none; }

    /* Dashboard */
    .view-container { padding: 12px; }
    .dashboard-header h2 { font-size: 1.2rem; }
    .btn-create-tournament { padding: 10px 16px; font-size: 0.85rem; }

    /* Tabs - horizontal scroll */
    .tab-nav {
        overflow-x: auto; -webkit-overflow-scrolling: touch;
        gap: 0; scrollbar-width: none;
    }
    .tab-nav::-webkit-scrollbar { display: none; }
    .tab-btn { padding: 10px 12px; font-size: 0.8rem; gap: 6px; min-width: max-content; flex: 0 0 auto; }
    .tab-text { display: none; }
    .tab-icon { font-size: 1.2rem; }
    .tab-btn.active .tab-text { display: inline; }

    /* Stats */
    .stat-card { padding: 10px 12px; }
    .stat-value { font-size: 1.1rem; }
    .stat-icon { font-size: 1.2rem; }

    /* Tournament header */
    .tournament-header { flex-wrap: wrap; gap: 8px; padding-bottom: 12px; }
    .tournament-header-info { flex-direction: column; align-items: flex-start; gap: 4px; }
    .tournament-header-info h2 { font-size: 1rem; }
    .tournament-dates { font-size: 0.75rem; }
    .tournament-lanes-badge { font-size: 0.7rem; }

    /* Section cards */
    .section-card { padding: 14px; }
    .section-title { font-size: 1rem; }

    /* Tables */
    .program-event table, .result-entry-table, .result-summary-table {
        display: block; overflow-x: auto; -webkit-overflow-scrolling: touch;
        font-size: 0.8rem;
    }
    .program-event table th, .program-event table td { padding: 6px 8px; white-space: nowrap; }

    /* Referee Cards - optimized for phone */
    .ref-card { padding: 10px; }
    .ref-card-header { flex-direction: column; align-items: flex-start; gap: 2px; }
    .ref-athlete-row { flex-direction: column; align-items: stretch; gap: 8px; }
    .ref-input-group { width: 100%; justify-content: space-between; }
    .ref-time-input { flex: 1; font-size: 1.2rem; padding: 10px; }
    .btn-ref-save { padding: 10px 18px; font-size: 1.2rem; }
    .rs-btn { padding: 6px 10px; font-size: 0.8rem; }

    /* Results controls */
    .results-controls { padding: 12px; }
    .result-entry-table input[type="text"] { width: 70px; font-size: 0.85rem; }

    /* Admin cards */
    .user-card { flex-wrap: wrap; gap: 8px; }
    .admin-actions { width: 100%; display: flex; flex-wrap: wrap; gap: 6px; }
    .admin-actions button { flex: 1; min-width: 60px; font-size: 0.75rem; padding: 6px 8px; }

    /* Touch targets */
    button, select, input { min-height: 40px; }
    select { font-size: 16px; } /* prevent iOS zoom */
}

@media (max-width: 480px) {
    .view-container { padding: 8px; }
    .app-header { padding: 8px 10px; }
    .header-text h1 { font-size: 0.9rem; }
    .tab-btn { padding: 8px 10px; }
    .tab-icon { font-size: 1.1rem; }
    .stats-bar { grid-template-columns: 1fr 1fr; gap: 6px; }
    .stat-card { padding: 8px; gap: 8px; }
    .stat-value { font-size: 1rem; }
    .stat-label { font-size: 0.65rem; }
    .section-card { padding: 10px; }
    .dashboard-header { margin-bottom: 12px; }
    .btn-create-tournament { padding: 8px 12px; font-size: 0.8rem; }
    .ref-event-num { font-size: 0.85rem; }
    .ref-event-name { font-size: 0.8rem; }
    .ref-athlete-name { font-size: 0.95rem; }
}