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

html { font-size: 16px; scroll-behavior: smooth; }

body {
    font-family: var(--font-family);
    color: var(--text-color);
    background: var(--background);
    min-height: 100vh;
    overflow-x: hidden;
    line-height: 1.6;
}

body::before {
    content: '';
    position: fixed;
    inset: 0;
    background-image: var(--background-image);
    background-size: cover;
    background-position: center;
    z-index: -2;
}

#particles-bg {
    position: fixed;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    opacity: 0.4;
}

/* Glass components */
.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--blur-amount));
    -webkit-backdrop-filter: blur(var(--blur-amount));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    box-shadow: var(--glass-shadow);
}

.glass-strong {
    background: rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

/* Typography */
h1, h2, h3, h4 { font-weight: 700; line-height: 1.2; }
h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.25rem); }
h3 { font-size: 1.25rem; }

.text-gradient {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.text-muted { color: var(--text-muted); }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition);
    text-decoration: none;
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), color-mix(in srgb, var(--primary-color) 70%, var(--secondary-color)));
    color: white;
    box-shadow: var(--glow-primary);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 40px rgba(99, 102, 241, 0.6);
}

.btn-secondary {
    background: var(--glass-bg);
    color: var(--text-color);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(8px);
}

.btn-secondary:hover { background: rgba(255,255,255,0.15); }

.btn-danger { background: var(--danger); color: white; }
.btn-success { background: var(--success); color: white; }
.btn-lg { padding: 1rem 2rem; font-size: 1.1rem; border-radius: var(--radius-md); }
.btn-sm { padding: 0.4rem 0.8rem; font-size: 0.85rem; }
.btn-block { width: 100%; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none !important; }

/* Forms */
.form-group { margin-bottom: 1.25rem; }

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    font-size: 0.9rem;
}

.form-input, .form-select, .form-textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    background: rgba(255,255,255,0.06);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    color: var(--text-color);
    font-family: inherit;
    font-size: 1rem;
    transition: border-color var(--transition), box-shadow var(--transition);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99,102,241,0.2);
}

.form-input::placeholder { color: var(--text-muted); }

/* Layout */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.page { min-height: 100vh; padding: 2rem 0; }

.grid { display: grid; gap: 1.5rem; }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }

.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.flex-col { flex-direction: column; }
.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }
.gap-3 { gap: 1.5rem; }

/* Navbar */
.navbar {
    position: sticky;
    top: 0;
    z-index: 100;
    padding: 1rem 0;
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
}

.navbar-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-brand {
    font-size: 1.75rem;
    font-weight: 800;
    text-decoration: none;
    letter-spacing: -0.02em;
}

.nav-links { display: flex; gap: 1rem; align-items: center; }

/* Cards */
.card {
    padding: 1.5rem;
    transition: transform var(--transition), box-shadow var(--transition);
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0,0,0,0.4);
}

.card-title { font-size: 1.1rem; font-weight: 600; margin-bottom: 0.5rem; }
.card-meta { font-size: 0.85rem; color: var(--text-muted); }

/* Badge */
.badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.badge-active { background: rgba(16,185,129,0.2); color: var(--success); }
.badge-draft { background: rgba(245,158,11,0.2); color: var(--warning); }
.badge-ended { background: rgba(239,68,68,0.2); color: var(--danger); }
.badge-paused { background: rgba(148,163,184,0.2); color: #94a3b8; }

/* Loader */
.loader-screen {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    gap: 2rem;
}

.elo-logo { display: flex; gap: 0.25rem; }

.elo-letter {
    font-size: 4rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: pulse 2s ease-in-out infinite;
}

.elo-letter:nth-child(2) { animation-delay: 0.2s; }
.elo-letter:nth-child(3) { animation-delay: 0.4s; }

.loader-ring {
    width: 48px;
    height: 48px;
    border: 3px solid rgba(255,255,255,0.1);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.5; } }
@keyframes fadeIn { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
@keyframes slideUp { from { opacity: 0; transform: translateY(40px); } to { opacity: 1; transform: translateY(0); } }
@keyframes scaleIn { from { opacity: 0; transform: scale(0.9); } to { opacity: 1; transform: scale(1); } }

.fade-in { animation: fadeIn 0.5s ease forwards; }
.slide-up { animation: slideUp 0.6s ease forwards; }

/* Toast */
.toast-container {
    position: fixed;
    top: 1rem;
    right: 1rem;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.toast {
    padding: 1rem 1.5rem;
    border-radius: var(--radius-sm);
    backdrop-filter: blur(16px);
    animation: slideUp 0.3s ease;
    max-width: 360px;
}

.toast-success { background: rgba(16,185,129,0.9); }
.toast-error { background: rgba(239,68,68,0.9); }
.toast-info { background: rgba(99,102,241,0.9); }

/* Modal */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.6);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: 1rem;
    animation: fadeIn 0.2s ease;
}

.modal {
    width: 100%;
    max-width: 520px;
    max-height: 90vh;
    overflow-y: auto;
    padding: 2rem;
    animation: scaleIn 0.3s ease;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.25rem;
}

/* Hero landing */
.hero {
    text-align: center;
    padding: 6rem 0 4rem;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-muted);
    max-width: 600px;
    margin: 1rem auto 2rem;
}

.hero-actions { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
    margin-top: 4rem;
}

.feature-icon { font-size: 2.5rem; margin-bottom: 1rem; }

/* Event code input */
.code-input-group {
    display: flex;
    gap: 0.5rem;
    max-width: 400px;
    margin: 0 auto;
}

.code-input {
    flex: 1;
    text-align: center;
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 0.3em;
    text-transform: uppercase;
}

/* Host dashboard */
.event-card { cursor: pointer; position: relative; overflow: hidden; }

.event-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
}

.event-code-display {
    font-size: 2rem;
    font-weight: 800;
    letter-spacing: 0.2em;
    color: var(--primary-color);
    text-shadow: var(--glow-primary);
}

.share-panel { text-align: center; }

.share-panel-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.share-panel-hint {
    margin: 0.75rem 0 1.25rem;
    font-size: 0.9rem;
}

.qr-wrap {
    display: inline-block;
    padding: 0.75rem;
    background: #fff;
    border-radius: var(--radius-md);
    margin-bottom: 1.25rem;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.15);
}

.qr-code-canvas,
.qr-code-img {
    display: block;
    width: 280px;
    height: 280px;
    max-width: 100%;
}

.share-url-box {
    display: flex;
    gap: 0.5rem;
    align-items: stretch;
    text-align: left;
}

.share-url-input {
    flex: 1;
    font-size: 0.8rem;
    min-width: 0;
}

.share-modal { max-width: 480px; }

.participants-layout {
    display: grid;
    grid-template-columns: minmax(280px, 380px) 1fr;
    gap: 1.5rem;
    align-items: start;
}

@media (max-width: 900px) {
    .participants-layout { grid-template-columns: 1fr; }
}

.participants-table-wrap { overflow-x: auto; }

.participants-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

.participants-table th,
.participants-table td {
    padding: 0.65rem 0.75rem;
    text-align: left;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.participants-table th {
    color: var(--text-muted);
    font-weight: 600;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.draw-result {
    margin-bottom: 1rem;
    padding: 1rem 1.25rem;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.2), rgba(168, 85, 247, 0.15));
    border: 1px solid rgba(99, 102, 241, 0.35);
}

.draw-result-inner {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.draw-result-icon { font-size: 2rem; }

.draw-result-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.draw-result-name {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.broadcast-banner {
    position: sticky;
    top: 0;
    z-index: 100;
    padding: 0.85rem 1.25rem;
    text-align: center;
    font-weight: 600;
    animation: slideDown 0.35s ease;
}

.broadcast-banner.broadcast-message {
    background: linear-gradient(90deg, rgba(99, 102, 241, 0.9), rgba(139, 92, 246, 0.9));
    color: #fff;
}

.broadcast-banner.broadcast-draw {
    background: linear-gradient(90deg, rgba(234, 179, 8, 0.95), rgba(249, 115, 22, 0.95));
    color: #1a1a1a;
}

.present-broadcast {
    position: relative;
    border-radius: var(--radius-md);
    margin-bottom: 1rem;
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-100%); }
    to { opacity: 1; transform: translateY(0); }
}

/* Tabs */
.tabs { display: flex; gap: 0.25rem; margin-bottom: 1.5rem; flex-wrap: wrap; }

.tab {
    padding: 0.6rem 1.2rem;
    background: transparent;
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    color: var(--text-muted);
    font-family: inherit;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition);
}

.tab.active, .tab:hover {
    background: var(--glass-bg);
    border-color: var(--glass-border);
    color: var(--text-color);
}

.tab.active { border-color: var(--primary-color); color: var(--primary-color); }

/* Empty state */
.empty-state {
    text-align: center;
    padding: 3rem;
    color: var(--text-muted);
}

.empty-state-icon { font-size: 3rem; margin-bottom: 1rem; opacity: 0.5; }

/* Responsive */
@media (max-width: 768px) {
    .hero { padding: 3rem 0 2rem; }
    .navbar-inner { flex-wrap: wrap; gap: 1rem; }
    .hide-mobile { display: none; }
}