/* ============================================
   CS2 Tournament — Main Stylesheet
   Dark theme with orange accents
   ============================================ */

:root {
    --bg-primary: #0a0e14;
    --bg-secondary: #111820;
    --bg-card: #161d27;
    --bg-card-hover: #1c2533;
    --accent: #f5a623;
    --accent-hover: #ffb84d;
    --accent-glow: rgba(245, 166, 35, 0.3);
    --text-primary: #e8edf3;
    --text-secondary: #8b9cb3;
    --text-muted: #5a6a7e;
    --border: #243040;
    --border-accent: rgba(245, 166, 35, 0.4);
    --success: #2ecc71;
    --error: #e74c3c;
    --warning: #f39c12;
    --live: #ff4757;
    --font-display: 'Orbitron', sans-serif;
    --font-body: 'Rajdhani', sans-serif;
    --radius: 8px;
    --radius-lg: 12px;
    --shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
    --transition: 0.25s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-primary);
    min-height: 100vh;
    overflow-x: hidden;
}

.bg-pattern {
    position: fixed;
    inset: 0;
    background:
        radial-gradient(ellipse at 20% 0%, rgba(245, 166, 35, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 100%, rgba(245, 166, 35, 0.05) 0%, transparent 50%),
        linear-gradient(180deg, var(--bg-primary) 0%, #0d1219 100%);
    pointer-events: none;
    z-index: -1;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

a {
    color: var(--accent);
    text-decoration: none;
    transition: color var(--transition);
}

a:hover {
    color: var(--accent-hover);
}

img {
    max-width: 100%;
    height: auto;
}

/* ========== HEADER ========== */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(10, 14, 20, 0.92);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
    gap: 20px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: inherit;
}

.logo-img {
    width: 44px;
    height: 44px;
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-title {
    font-family: var(--font-display);
    font-size: 14px;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: 1px;
    text-transform: uppercase;
}

.logo-sub {
    font-size: 11px;
    color: var(--text-muted);
    letter-spacing: 0.5px;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 8px;
}

.main-nav a {
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 15px;
    padding: 8px 14px;
    border-radius: var(--radius);
    transition: all var(--transition);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.main-nav a:hover,
.main-nav a.active {
    color: var(--accent);
    background: rgba(245, 166, 35, 0.08);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--accent);
    transition: var(--transition);
}

/* ========== BUTTONS ========== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 24px;
    font-family: var(--font-body);
    font-size: 15px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    border: 2px solid transparent;
    border-radius: var(--radius);
    cursor: pointer;
    transition: all var(--transition);
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent), #e8941a);
    color: #0a0e14;
    border-color: var(--accent);
    box-shadow: 0 0 20px var(--accent-glow);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--accent-hover), var(--accent));
    box-shadow: 0 0 30px var(--accent-glow);
    color: #0a0e14;
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    color: var(--accent);
    border-color: var(--border-accent);
}

.btn-outline:hover {
    background: rgba(245, 166, 35, 0.1);
    border-color: var(--accent);
    color: var(--accent-hover);
}

.btn-sm { padding: 6px 16px; font-size: 13px; }
.btn-lg { padding: 14px 32px; font-size: 16px; }
.btn-disabled {
    background: var(--bg-card);
    color: var(--text-muted);
    cursor: not-allowed;
    border-color: var(--border);
}

/* ========== HERO ========== */
.hero {
    padding: 60px 0 80px;
}

.hero-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
}

.hero-badge {
    display: inline-block;
    padding: 4px 14px;
    background: rgba(245, 166, 35, 0.15);
    border: 1px solid var(--border-accent);
    border-radius: 20px;
    font-size: 12px;
    font-weight: 700;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 16px;
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 16px;
    background: linear-gradient(135deg, #fff 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-desc {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 32px;
    max-width: 520px;
}

.hero-stats {
    display: flex;
    gap: 16px;
    margin-bottom: 32px;
    flex-wrap: wrap;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 16px 24px;
    text-align: center;
    min-width: 120px;
}

.stat-value {
    display: block;
    font-family: var(--font-display);
    font-size: 24px;
    font-weight: 700;
    color: var(--accent);
}

.stat-label {
    font-size: 12px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.hero-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
}

.hero-card-header {
    background: linear-gradient(90deg, rgba(245, 166, 35, 0.2), transparent);
    padding: 16px 24px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 10px;
    border-bottom: 1px solid var(--border);
}

.pulse-dot {
    width: 8px;
    height: 8px;
    background: var(--live);
    border-radius: 50%;
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.3); }
}

.hero-card-body {
    padding: 24px;
}

.info-row {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px solid var(--border);
    font-size: 14px;
}

.info-row:last-child { border-bottom: none; }
.info-row span { color: var(--text-muted); }
.info-row strong { color: var(--text-primary); text-align: right; max-width: 60%; }

/* ========== SECTIONS ========== */
.section {
    padding: 60px 0;
}

.section-alt {
    background: rgba(17, 24, 32, 0.5);
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 32px;
}

.section-title {
    font-family: var(--font-display);
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
}

.section-link {
    font-weight: 600;
    font-size: 14px;
}

.page-hero {
    padding: 48px 0 32px;
    border-bottom: 1px solid var(--border);
}

.page-title {
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    font-weight: 900;
    margin-bottom: 8px;
}

.page-subtitle {
    color: var(--text-secondary);
    font-size: 18px;
}

/* ========== MATCH CARDS ========== */
.matches-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}

.match-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 20px;
    transition: all var(--transition);
}

.match-card:hover {
    border-color: var(--border-accent);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.match-card.status-live {
    border-color: rgba(255, 71, 87, 0.5);
    box-shadow: 0 0 20px rgba(255, 71, 87, 0.15);
}

.match-card-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.match-round {
    font-size: 12px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.match-status {
    font-size: 11px;
    font-weight: 700;
    padding: 3px 10px;
    border-radius: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.status-live { background: rgba(255, 71, 87, 0.2); color: var(--live); }
.status-completed { background: rgba(46, 204, 113, 0.15); color: var(--success); }
.status-scheduled { background: rgba(139, 156, 179, 0.15); color: var(--text-secondary); }

.match-teams {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.match-team {
    flex: 1;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--bg-secondary);
    padding: 10px 14px;
    border-radius: var(--radius);
}

.team-name {
    font-weight: 700;
    font-size: 15px;
}

.team-score {
    font-family: var(--font-display);
    font-size: 20px;
    font-weight: 700;
    color: var(--accent);
}

.match-vs {
    font-size: 11px;
    font-weight: 700;
    color: var(--text-muted);
}

.match-meta {
    display: flex;
    flex-direction: column;
    gap: 6px;
    font-size: 13px;
    color: var(--text-muted);
}

/* ========== BRACKET ========== */
.bracket-controls {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.bracket-hint {
    margin-left: auto;
    font-size: 13px;
    color: var(--text-muted);
}

.bracket-wrapper {
    overflow-x: auto;
    padding: 20px 0;
    -webkit-overflow-scrolling: touch;
}

.bracket {
    display: flex;
    gap: 48px;
    min-width: max-content;
    padding: 20px;
    transform-origin: top left;
    transition: transform 0.2s ease;
}

.bracket-round {
    display: flex;
    flex-direction: column;
    min-width: 220px;
}

.bracket-round-title {
    font-family: var(--font-display);
    font-size: 14px;
    font-weight: 700;
    color: var(--accent);
    text-align: center;
    margin-bottom: 24px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.bracket-matches {
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    flex: 1;
    gap: 24px;
}

.bracket-match {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    min-width: 200px;
}

.bracket-match.live {
    border-color: var(--live);
    box-shadow: 0 0 15px rgba(255, 71, 87, 0.2);
}

.bracket-match.completed {
    border-color: rgba(46, 204, 113, 0.3);
}

.bracket-team {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 14px;
    border-bottom: 1px solid var(--border);
    font-weight: 600;
    font-size: 14px;
}

.bracket-team:last-child {
    border-bottom: none;
}

.bracket-team.winner {
    background: rgba(245, 166, 35, 0.1);
    color: var(--accent);
}

.bracket-team .score {
    font-family: var(--font-display);
    font-weight: 700;
    color: var(--accent);
}

.bracket-connector {
    position: relative;
}

/* ========== SCHEDULE TABLE ========== */
.schedule-table-wrap {
    overflow-x: auto;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
}

.schedule-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

.schedule-table th {
    background: var(--bg-secondary);
    padding: 14px 16px;
    text-align: left;
    font-weight: 700;
    text-transform: uppercase;
    font-size: 12px;
    letter-spacing: 1px;
    color: var(--text-muted);
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}

.schedule-table td {
    padding: 14px 16px;
    border-bottom: 1px solid var(--border);
    vertical-align: middle;
}

.schedule-table tr:hover td {
    background: var(--bg-card-hover);
}

.teams-cell {
    font-weight: 600;
}

.vs-small {
    color: var(--text-muted);
    margin: 0 6px;
    font-size: 12px;
}

.score-cell strong {
    font-family: var(--font-display);
    color: var(--accent);
}

.badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
}

/* ========== TABS ========== */
.tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 32px;
    flex-wrap: wrap;
}

.tab-btn {
    padding: 10px 20px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text-secondary);
    font-family: var(--font-body);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.tab-btn:hover,
.tab-btn.active {
    background: rgba(245, 166, 35, 0.1);
    border-color: var(--accent);
    color: var(--accent);
}

.tab-panel {
    display: none;
}

.tab-panel.active {
    display: block;
}

/* ========== RULES ========== */
.rules-content {
    max-width: 800px;
}

.rules-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 40px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border);
}

.rules-nav a {
    padding: 8px 16px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
}

.rules-nav a:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.rules-block {
    margin-bottom: 40px;
}

.rules-block h2 {
    font-family: var(--font-display);
    font-size: 22px;
    color: var(--accent);
    margin-bottom: 16px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border);
}

.rules-block ul {
    list-style: none;
    padding: 0;
}

.rules-block li {
    position: relative;
    padding: 10px 0 10px 24px;
    border-bottom: 1px solid rgba(36, 48, 64, 0.5);
    color: var(--text-secondary);
    font-size: 16px;
}

.rules-block li::before {
    content: '▸';
    position: absolute;
    left: 0;
    color: var(--accent);
    font-weight: 700;
}

.rules-block li strong {
    color: var(--text-primary);
}

.rules-cta {
    text-align: center;
    padding: 40px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    margin-top: 40px;
}

.rules-cta p {
    margin-bottom: 20px;
    color: var(--text-secondary);
}

/* ========== FORMS ========== */
.register-form,
.admin-form {
    max-width: 700px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group-full {
    grid-column: 1 / -1;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    font-size: 14px;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 16px;
    transition: border-color var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-footer {
    margin-top: 24px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    color: var(--text-secondary);
    cursor: pointer;
}

.checkbox-label input {
    width: 18px;
    height: 18px;
    accent-color: var(--accent);
}

/* ========== ALERTS ========== */
.alert {
    padding: 16px 20px;
    border-radius: var(--radius);
    margin-bottom: 24px;
    font-weight: 600;
}

.alert-success {
    background: rgba(46, 204, 113, 0.15);
    border: 1px solid rgba(46, 204, 113, 0.4);
    color: var(--success);
}

.alert-error {
    background: rgba(231, 76, 60, 0.15);
    border: 1px solid rgba(231, 76, 60, 0.4);
    color: var(--error);
}

.alert-warning {
    background: rgba(243, 156, 18, 0.15);
    border: 1px solid rgba(243, 156, 18, 0.4);
    color: var(--warning);
}

.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-muted);
    font-size: 18px;
}

.info-box {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px;
}

.info-box h3 {
    color: var(--accent);
    margin-bottom: 12px;
}

.info-box ul {
    margin: 12px 0 0 20px;
    color: var(--text-secondary);
}

.info-box code {
    background: var(--bg-secondary);
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 13px;
    color: var(--accent);
}

/* ========== CTA ========== */
.cta-section {
    text-align: center;
}

.cta-inner h2 {
    font-family: var(--font-display);
    font-size: 32px;
    margin-bottom: 12px;
}

.cta-inner p {
    color: var(--text-secondary);
    margin-bottom: 24px;
    font-size: 18px;
}

/* ========== FOOTER ========== */
.site-footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    padding: 40px 0;
    margin-top: 40px;
}

.footer-inner {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 32px;
    align-items: center;
}

.footer-logo {
    width: 32px;
    height: 32px;
    margin-bottom: 8px;
}

.footer-brand p {
    font-size: 13px;
    color: var(--text-muted);
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    justify-content: center;
}

.footer-links a {
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 600;
}

.footer-social {
    text-align: right;
    font-size: 13px;
    color: var(--text-muted);
}

/* ========== ADMIN ========== */
.admin-layout {
    display: grid;
    grid-template-columns: 240px 1fr;
    min-height: calc(100vh - 72px);
}

.admin-sidebar {
    background: var(--bg-secondary);
    border-right: 1px solid var(--border);
    padding: 24px 0;
}

.admin-sidebar a {
    display: block;
    padding: 12px 24px;
    color: var(--text-secondary);
    font-weight: 600;
    border-left: 3px solid transparent;
}

.admin-sidebar a:hover,
.admin-sidebar a.active {
    color: var(--accent);
    background: rgba(245, 166, 35, 0.05);
    border-left-color: var(--accent);
}

.admin-content {
    padding: 32px;
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

.admin-table th,
.admin-table td {
    padding: 12px;
    border-bottom: 1px solid var(--border);
    text-align: left;
}

.admin-table th {
    color: var(--text-muted);
    font-size: 12px;
    text-transform: uppercase;
}

.admin-actions {
    display: flex;
    gap: 8px;
}

.admin-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px;
    margin-bottom: 24px;
}

.admin-card h2 {
    font-family: var(--font-display);
    font-size: 20px;
    margin-bottom: 20px;
    color: var(--accent);
}

.login-box {
    max-width: 400px;
    margin: 80px auto;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 40px;
    text-align: center;
}

.login-box h1 {
    font-family: var(--font-display);
    margin-bottom: 8px;
}

.login-box p {
    color: var(--text-muted);
    margin-bottom: 24px;
}

/* ========== RESPONSIVE ========== */
@media (max-width: 992px) {
    .hero-inner {
        grid-template-columns: 1fr;
    }

    .hero-visual {
        order: -1;
    }

    .footer-inner {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-social {
        text-align: center;
    }

    .admin-layout {
        grid-template-columns: 1fr;
    }

    .admin-sidebar {
        display: flex;
        overflow-x: auto;
        border-right: none;
        border-bottom: 1px solid var(--border);
        padding: 0;
    }

    .admin-sidebar a {
        white-space: nowrap;
        border-left: none;
        border-bottom: 3px solid transparent;
    }

    .admin-sidebar a.active {
        border-bottom-color: var(--accent);
        border-left-color: transparent;
    }
}

@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }

    .main-nav {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        background: rgba(10, 14, 20, 0.98);
        flex-direction: column;
        padding: 20px;
        border-bottom: 1px solid var(--border);
        transform: translateY(-120%);
        opacity: 0;
        transition: all var(--transition);
        pointer-events: none;
    }

    .main-nav.open {
        transform: translateY(0);
        opacity: 1;
        pointer-events: all;
    }

    .main-nav a {
        width: 100%;
        text-align: center;
        padding: 14px;
    }

    .form-grid {
        grid-template-columns: 1fr;
    }

    .hero-stats {
        justify-content: center;
    }

    .hero-actions {
        justify-content: center;
    }

    .section-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }

    .bracket-hint {
        margin-left: 0;
        width: 100%;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 40px 0 60px;
    }

    .stat-card {
        min-width: 100px;
        padding: 12px 16px;
    }

    .register-form,
    .admin-form {
        padding: 20px;
    }
}