/* ═══════════════════════════════════════════ */
/* متغیرهای ریشه - حالت روز (پیش‌فرض) */
/* ═══════════════════════════════════════════ */
:root {
    --bg: #f8fafc;
    --card: #ffffff;
    --card-hover: #f1f5f9;
    --accent: #3b82f6;
    --accent2: #8b5cf6;
    --danger: #ef4444;
    --success: #10b981;
    --warning: #f59e0b;
    --text: #1e293b;
    --text-secondary: #475569;
    --muted: #94a3b8;
    --border: rgba(0, 0, 0, 0.06);
    --border-light: rgba(0, 0, 0, 0.04);
    --radius: 16px;
    --radius-sm: 10px;
    --gold: #ffd700;
    --silver: #c0c0c0;
    --bronze: #cd7f32;
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    --shadow-hover: 0 8px 32px rgba(0, 0, 0, 0.1);
    --input-bg: #ffffff;
    --input-border: #e2e8f0;
    --overlay-bg: rgba(0, 0, 0, 0.4);
    --header-bg: rgba(255, 255, 255, 0.9);
    --nav-bg: #ffffff;
    --nav-btn-bg: #f1f5f9;
    --nav-btn-text: #475569;
    --nav-btn-hover: #e2e8f0;
    --badge-text: #ffffff;
}

/* ═══════════════════════════════════════════ */
/* حالت شب */
/* ═══════════════════════════════════════════ */
.dark-theme {
    --bg: #0a0e17;
    --card: #111827;
    --card-hover: #1a2332;
    --accent: #3b82f6;
    --accent2: #8b5cf6;
    --danger: #ef4444;
    --success: #10b981;
    --warning: #f59e0b;
    --text: #f1f5f9;
    --text-secondary: #cbd5e1;
    --muted: #94a3b8;
    --border: rgba(255, 255, 255, 0.08);
    --border-light: rgba(255, 255, 255, 0.04);
    --radius: 16px;
    --radius-sm: 10px;
    --gold: #ffd700;
    --silver: #c0c0c0;
    --bronze: #cd7f32;
    --shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
    --shadow-hover: 0 8px 32px rgba(0, 0, 0, 0.5);
    --input-bg: #0f172a;
    --input-border: #334155;
    --overlay-bg: rgba(0, 0, 0, 0.75);
    --header-bg: rgba(17, 24, 39, 0.9);
    --nav-bg: #111827;
    --nav-btn-bg: rgba(255, 255, 255, 0.03);
    --nav-btn-text: #cbd5e1;
    --nav-btn-hover: rgba(59, 130, 246, 0.12);
    --badge-text: #0f172a;
}

/* ═══════════════════════════════════════════ */
/* ریست و پایه */
/* ═══════════════════════════════════════════ */
* { box-sizing: border-box; margin: 0; padding: 0; }

body {
    background: var(--bg);
    color: var(--text);
    font-family: 'Segoe UI', Tahoma, sans-serif;
    direction: rtl;
    min-height: 100vh;
    transition: background 0.3s, color 0.3s;
}

h1, h2, h3, h4, h5, h6,
p, span, div, li, td, th, label {
    color: var(--text);
    transition: color 0.3s;
}

strong { color: var(--text); }
small { color: var(--muted); }
a { color: var(--accent); transition: color 0.3s; }
a:hover { color: var(--accent2); }
label { color: var(--text-secondary); }

input, select, textarea {
    background: var(--input-bg);
    color: var(--text);
    border: 1px solid var(--input-border);
    font-family: inherit;
    transition: all 0.3s;
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

input::placeholder, textarea::placeholder { color: var(--muted); }
option { background: var(--card); color: var(--text); }
input[type="number"] { color: var(--text); }

.main-header {
    background: var(--header-bg) !important;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border) !important;
    transition: all 0.3s;
}

/* ═══════════════════════════════════════════ */
/* کارت‌ها */
/* ═══════════════════════════════════════════ */
.card {
    background: var(--card);
    border-radius: var(--radius);
    padding: 24px;
    margin-bottom: 16px;
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, var(--accent), var(--accent2));
    border-radius: 0 4px 4px 0;
    opacity: 0;
    transition: opacity 0.3s;
}

.card:hover::before { opacity: 1; }
.card:hover {
    border-color: rgba(59, 130, 246, 0.3);
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

.card h3 {
    font-size: 1.1rem;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text);
}

.card h3 i { color: var(--accent); }

/* ═══════════════════════════════════════════ */
/* دکمه‌ها */
/* ═══════════════════════════════════════════ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 20px;
    border-radius: 50px;
    border: none;
    cursor: pointer;
    font-weight: 600;
    font-size: 0.85rem;
    text-decoration: none;
    transition: all 0.3s;
    font-family: inherit;
    color: #fff;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
}

.btn-primary { background: linear-gradient(135deg, var(--accent), #2563eb); color: #fff; }
.btn-success { background: linear-gradient(135deg, var(--success), #059669); color: #fff; }
.btn-danger { background: linear-gradient(135deg, var(--danger), #dc2626); color: #fff; }
.btn-warning { background: linear-gradient(135deg, var(--warning), #d97706); color: #000; }
.btn-purple { background: linear-gradient(135deg, var(--accent2), #7c3aed); color: #fff; }
.btn-sm { padding: 6px 14px; font-size: 0.75rem; }
.btn-block { width: 100%; justify-content: center; }

/* ═══════════════════════════════════════════ */
/* سایدبار (داشبورد) */
/* ═══════════════════════════════════════════ */
.dashboard {
    background: var(--nav-bg) !important;
    border-left: 1px solid var(--border) !important;
    transition: all 0.3s;
}

.dashboard-header {
    background: var(--card) !important;
    border-bottom: 1px solid var(--border) !important;
    transition: all 0.3s;
}

.dashboard-nav button {
    background: var(--nav-btn-bg) !important;
    color: var(--nav-btn-text) !important;
    border: 1px solid var(--border-light) !important;
    transition: all 0.3s;
}

.dashboard-nav button:hover {
    background: var(--nav-btn-hover) !important;
    color: var(--accent) !important;
    border-color: var(--accent) !important;
}

.dashboard-nav button i { color: var(--accent) !important; }

.nav-section {
    border-top: 1px solid var(--border) !important;
    transition: border-color 0.3s;
}

.dashboard-footer {
    border-top: 1px solid var(--border) !important;
    transition: border-color 0.3s;
}

.logout-btn {
    background: rgba(239, 68, 68, 0.08) !important;
    color: var(--danger) !important;
    border: 1px solid rgba(239, 68, 68, 0.2) !important;
}

.logout-btn:hover {
    background: rgba(239, 68, 68, 0.15) !important;
}

.close-sidebar-btn {
    background: var(--nav-btn-bg) !important;
    color: var(--text-secondary) !important;
}

.dashboard-overlay {
    background: var(--overlay-bg) !important;
    transition: background 0.3s;
}

/* ═══════════════════════════════════════════ */
/* جستجو */
/* ═══════════════════════════════════════════ */
.search-box {
    background: var(--card);
    border-radius: var(--radius);
    padding: 48px 24px;
    text-align: center;
    border: 2px dashed var(--border);
    transition: all 0.3s;
}

.search-box input {
    width: 100%;
    max-width: 420px;
    padding: 14px 20px;
    border-radius: 50px;
    background: var(--input-bg);
    border: 2px solid var(--input-border);
    color: var(--text);
    font-size: 1rem;
    text-align: center;
    transition: all 0.3s;
}

.search-box input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.1);
}

.search-box input::placeholder { color: var(--muted); }

/* ═══════════════════════════════════════════ */
/* گرید تیم‌ها */
/* ═══════════════════════════════════════════ */
.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 12px;
}

.team-box {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 14px;
    min-height: 60px;
    transition: all 0.2s;
}

.team-box:hover { border-color: var(--accent); }
.team-box h4 { margin-bottom: 8px; font-size: 0.9rem; color: var(--text); }

.player-tag {
    background: var(--input-bg);
    padding: 8px 12px;
    border-radius: 8px;
    margin-bottom: 6px;
    font-size: 0.8rem;
    border: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.2s;
    color: var(--text);
}

.player-tag:hover { background: var(--card-hover); }
.player-tag.draggable { cursor: grab; }
.ghost { opacity: 0.3; background: var(--accent); }

/* ═══════════════════════════════════════════ */
/* اعلان‌ها */
/* ═══════════════════════════════════════════ */
.alert {
    padding: 14px 18px;
    border-radius: var(--radius-sm);
    margin-bottom: 14px;
    font-weight: 500;
    animation: slideDown 0.3s ease;
    color: var(--text);
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

.alert-success {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success);
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.alert-error {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
    border: 1px solid rgba(239, 68, 68, 0.2);
}

/* ═══════════════════════════════════════════ */
/* نشان‌ها */
/* ═══════════════════════════════════════════ */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 10px;
    border-radius: 50px;
    font-size: 0.7rem;
    font-weight: 600;
    color: #fff;
}

.badge-green { background: rgba(16, 185, 129, 0.2); color: var(--success); }
.badge-red { background: rgba(239, 68, 68, 0.2); color: var(--danger); }
.badge-yellow { background: rgba(245, 158, 11, 0.2); color: var(--warning); }
.badge-blue { background: rgba(59, 130, 246, 0.2); color: var(--accent); }
.badge-purple { background: rgba(139, 92, 246, 0.2); color: var(--accent2); }
.badge-gold { background: rgba(255, 215, 0, 0.2); color: var(--gold); }

/* ═══════════════════════════════════════════ */
/* گرید اطلاعات */
/* ═══════════════════════════════════════════ */
.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 10px;
}

.info-item {
    background: var(--card-hover);
    padding: 12px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    font-size: 0.85rem;
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text);
    transition: all 0.3s;
}

.info-item i { color: var(--accent); font-size: 1rem; }

/* ═══════════════════════════════════════════ */
/* براکت حذفی */
/* ═══════════════════════════════════════════ */
.bracket-container { overflow-x: auto; padding: 20px 0; }
.bracket { display: flex; gap: 20px; min-width: fit-content; justify-content: center; }

.bracket-round {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 24px;
    min-width: 200px;
}

.bracket-round-header {
    text-align: center;
    font-weight: 700;
    font-size: 0.8rem;
    padding: 6px 12px;
    border-radius: 50px;
    margin-bottom: 8px;
    color: var(--text);
}

.bracket-match {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 12px;
    position: relative;
    min-width: 180px;
    transition: all 0.3s;
}

.bracket-match:hover {
    border-color: var(--accent);
    box-shadow: 0 0 20px rgba(59, 130, 246, 0.1);
}

.bracket-team {
    padding: 8px 10px;
    margin: 2px 0;
    border-radius: 6px;
    font-size: 0.85rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.2s;
    color: var(--text);
}

.bracket-team.winner {
    background: rgba(16, 185, 129, 0.1);
    font-weight: 700;
    color: var(--success);
}

.bracket-team.loser {
    color: var(--muted);
    text-decoration: line-through;
}

.bracket-score { font-weight: 700; color: var(--accent); font-size: 0.9rem; }

/* ═══════════════════════════════════════════ */
/* جداول */
/* ═══════════════════════════════════════════ */
table { width: 100%; border-collapse: collapse; color: var(--text); }

th {
    background: rgba(59, 130, 246, 0.08);
    padding: 12px;
    text-align: center;
    border-bottom: 2px solid var(--accent);
    font-size: 0.8rem;
    color: var(--text-secondary);
}

td {
    padding: 10px;
    text-align: center;
    border-bottom: 1px solid var(--border);
    color: var(--text);
}

tr:hover td { background: var(--card-hover); }

/* ═══════════════════════════════════════════ */
/* کارت قهرمان */
/* ═══════════════════════════════════════════ */
.champion-card {
    text-align: center;
    padding: 40px 20px;
    background: linear-gradient(135deg, rgba(255, 215, 0, 0.08), var(--card));
    border: 2px solid var(--gold);
    border-radius: var(--radius);
    position: relative;
    overflow: hidden;
}

.trophy {
    font-size: 5rem;
    animation: bounce 1s ease infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

/* ═══════════════════════════════════════════ */
/* ناوبری پایین (نسخه نهایی) */
/* ═══════════════════════════════════════════ */
.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--header-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    display: flex;
    justify-content: space-around;
    align-items: center;
    padding: 8px 10px;
    padding-bottom: max(12px, env(safe-area-inset-bottom));
    border-top: 1px solid var(--border);
    z-index: 1000;
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.1);
    height: auto;
    min-height: 65px;
}

.bottom-nav .nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    color: var(--muted);
    text-decoration: none;
    padding: 6px 12px;
    border-radius: 12px;
    transition: all 0.3s;
    min-width: 60px;
}

.bottom-nav .nav-item .nav-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    background: rgba(128, 128, 128, 0.08);
    transition: all 0.3s;
}

.bottom-nav .nav-item .nav-icon i { font-size: 1.1rem; }
.bottom-nav .nav-item span { font-size: 0.65rem; font-weight: 500; opacity: 0.7; }
.bottom-nav .nav-item:hover { color: var(--accent); transform: translateY(-2px); }
.bottom-nav .nav-item:hover .nav-icon { background: rgba(59, 130, 246, 0.15); }
.bottom-nav .nav-item:hover span { opacity: 1; }
.bottom-nav .nav-item.active { color: var(--accent); }
.bottom-nav .nav-item.active .nav-icon { background: rgba(59, 130, 246, 0.2); }
.bottom-nav .nav-item.active span { opacity: 1; font-weight: 700; }

.container { padding-bottom: 90px !important; }

/* ═══════════════════════════════════════════ */
/* اسکرول‌بار */
/* ═══════════════════════════════════════════ */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--muted); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-secondary); }

/* ═══════════════════════════════════════════ */
/* ریسپانسیو */
/* ═══════════════════════════════════════════ */
@media (max-width: 768px) {
    .container { padding: 12px; padding-bottom: 90px !important; }
    .bracket { flex-direction: column; align-items: center; }
    .bracket-round { flex-direction: row; flex-wrap: wrap; gap: 10px; justify-content: center; }
    .bracket-match { min-width: 150px; }
    .info-grid { grid-template-columns: 1fr 1fr; }
    .team-grid { grid-template-columns: 1fr; }
}

@media (max-width: 400px) {
    .bottom-nav { padding: 6px 5px; padding-bottom: max(10px, env(safe-area-inset-bottom)); min-height: 60px; }
    .bottom-nav .nav-item { padding: 4px 8px; min-width: 50px; }
    .bottom-nav .nav-item .nav-icon { width: 34px; height: 34px; }
    .bottom-nav .nav-item .nav-icon i { font-size: 0.95rem; }
    .bottom-nav .nav-item span { font-size: 0.6rem; }
    .container { padding-bottom: 80px !important; }
}

/* ========== کاروسل تورنمنت ========== */
.tournament-carousel-section {
    max-width: 1200px;
    margin: 30px auto;
    padding: 0 20px;
}

.tournament-carousel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 10px;
}

.tournament-carousel-title {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text);
}

.tournament-carousel-title i {
    font-size: 1.2rem;
    color: #f59e0b;
}

.tournament-carousel-stats {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.85rem;
    color: var(--muted);
}

.tournament-stat-badge {
    background: var(--card-hover);
    padding: 5px 14px;
    border-radius: 20px;
    font-weight: 500;
    border: 1px solid var(--border);
}

.tournament-carousel-wrapper {
    position: relative;
    direction: rtl;
}

.tournament-carousel-track {
    display: flex;
    gap: 18px;
    overflow-x: auto;
    padding: 8px 4px 20px 4px;
    scroll-behavior: smooth;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    cursor: grab;
    user-select: none;
    direction: rtl;
}

.tournament-carousel-track:active { cursor: grabbing; }
.tournament-carousel-track::-webkit-scrollbar { display: none; }

.tournament-card {
    min-width: 300px;
    max-width: 300px;
    flex-shrink: 0;
    background: var(--card);
    border-radius: 18px;
    overflow: hidden;
    box-shadow: var(--shadow);
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 2px solid var(--border);
    position: relative;
    text-decoration: none;
    display: block;
}

.tournament-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-hover);
    border-color: rgba(245, 158, 11, 0.4);
}

.tournament-card.live {
    border-color: rgba(239, 68, 68, 0.3);
    box-shadow: 0 4px 20px rgba(239, 68, 68, 0.08);
}

.tournament-card.live:hover {
    border-color: rgba(239, 68, 68, 0.5);
    box-shadow: 0 12px 30px rgba(239, 68, 68, 0.15);
}

.tournament-card-header {
    position: relative;
    height: 120px;
    background: linear-gradient(135deg, #1e293b, #0f172a);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.tournament-card-header::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 30% 50%, rgba(245, 158, 11, 0.15), transparent 70%),
                radial-gradient(circle at 70% 50%, rgba(59, 130, 246, 0.1), transparent 70%);
}

.tournament-card-icon {
    font-size: 3rem;
    position: relative;
    z-index: 1;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.tournament-card-badges {
    position: absolute;
    top: 10px;
    right: 10px;
    display: flex;
    flex-direction: column;
    gap: 5px;
    align-items: flex-end;
    z-index: 2;
}

.tournament-badge-status {
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.7rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 4px;
    backdrop-filter: blur(5px);
}

.tournament-badge-status.registration { background: rgba(59, 130, 246, 0.8); color: white; }
.tournament-badge-status.live { background: rgba(239, 68, 68, 0.8); color: white; animation: pulse 1.5s ease-in-out infinite; }
.tournament-badge-status.drawn { background: rgba(245, 158, 11, 0.8); color: #78350f; }
.tournament-badge-status.finished { background: rgba(16, 185, 129, 0.8); color: white; }

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

.tournament-badge-level {
    background: rgba(255, 255, 255, 0.15);
    color: white;
    padding: 3px 10px;
    border-radius: 15px;
    font-size: 0.65rem;
    font-weight: 600;
    backdrop-filter: blur(5px);
}

.tournament-card-body { padding: 16px 18px 18px; }

.tournament-card-body h3 {
    margin: 0 0 10px 0;
    font-size: 1rem;
    font-weight: 700;
    color: var(--text);
    line-height: 1.4;
}

.tournament-card-info {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 12px;
}

.tournament-info-item {
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 0.75rem;
    color: var(--muted);
    background: var(--card-hover);
    padding: 5px 10px;
    border-radius: 12px;
    border: 1px solid var(--border);
}

.tournament-info-item i { font-size: 0.7rem; }
.tournament-info-item.location i { color: #ef4444; }
.tournament-info-item.teams i { color: #3b82f6; }
.tournament-info-item.players i { color: #10b981; }
.tournament-info-item.price i { color: #f59e0b; }
.tournament-info-item.date i { color: #8b5cf6; }

.tournament-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 12px;
    border-top: 1px solid var(--border);
}

.tournament-card-footer .prize {
    font-size: 0.8rem;
    color: #f59e0b;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 4px;
}

.tournament-card-footer .view-btn {
    background: var(--card-hover);
    color: var(--accent);
    border: 1px solid var(--border);
    padding: 6px 14px;
    border-radius: 15px;
    font-size: 0.75rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
}

.tournament-card:hover .view-btn {
    background: #f59e0b;
    color: #1e293b;
    border-color: #f59e0b;
}

.tournament-carousel-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 40px;
    height: 40px;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 50%;
    cursor: pointer;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    font-size: 1rem;
    transition: all 0.3s ease;
    box-shadow: var(--shadow);
}

.tournament-carousel-nav:hover {
    background: #f59e0b;
    color: #1e293b;
    border-color: #f59e0b;
    box-shadow: 0 4px 15px rgba(245, 158, 11, 0.3);
}

.tournament-carousel-nav.prev-btn { right: -18px; }
.tournament-carousel-nav.next-btn { left: -18px; }

.tournament-empty-state {
    text-align: center;
    padding: 40px 20px;
    background: var(--card);
    border-radius: 18px;
    color: var(--muted);
    border: 1px solid var(--border);
    max-width: 1200px;
    margin: 30px auto;
}

.tournament-empty-state i { font-size: 48px; display: block; margin-bottom: 16px; opacity: 0.4; }
.tournament-empty-state h3 { color: var(--text-secondary); margin-bottom: 6px; }

@media (max-width: 768px) {
    .tournament-card { min-width: 260px; max-width: 260px; }
    .tournament-card-header { height: 100px; }
    .tournament-carousel-nav { width: 34px; height: 34px; font-size: 0.85rem; }
    .tournament-carousel-nav.prev-btn { right: -8px; }
    .tournament-carousel-nav.next-btn { left: -8px; }
}

@media (max-width: 480px) {
    .tournament-card { min-width: 240px; max-width: 240px; }
    .tournament-card-header { height: 90px; }
    .tournament-card-body { padding: 12px 14px 14px; }
    .tournament-card-body h3 { font-size: 0.9rem; }
}

/* استایل input نام */
.f-control {
    width: 100%;
    padding: 12px;
    border-radius: 10px;
    background: var(--input-bg);
    border: 2px solid var(--input-border);
    color: var(--text);
    font-size: 1rem;
    text-align: center;
    transition: all 0.3s;
}

.f-control:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

#updateNameForm { animation: slideDown 0.3s ease; }