/* =============================================
   منصة المسابقات التفاعلية - التصميم الرئيسي
   ============================================= */

/* ===== Google Fonts ===== */
@import url('https://fonts.googleapis.com/css2?family=Cairo:wght@300;400;500;600;700;800;900&display=swap');

/* ===== CSS Variables ===== */
:root {
    --primary: #6c5ce7;
    --primary-dark: #5a4bd1;
    --primary-light: #a29bfe;
    --secondary: #0984e3;
    --secondary-dark: #0770c2;
    --accent: #00cec9;
    --success: #00b894;
    --warning: #fdcb6e;
    --danger: #e17055;
    --danger-dark: #d63031;
    --info: #74b9ff;

    --bg-dark: #0c0c1d;
    --bg-darker: #060613;
    --bg-card: rgba(255, 255, 255, 0.05);
    --bg-card-hover: rgba(255, 255, 255, 0.08);
    --bg-glass: rgba(255, 255, 255, 0.07);
    --bg-glass-strong: rgba(255, 255, 255, 0.12);

    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --text-muted: rgba(255, 255, 255, 0.45);

    --border-color: rgba(255, 255, 255, 0.1);
    --border-glow: rgba(108, 92, 231, 0.3);

    --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 30px rgba(108, 92, 231, 0.3);

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-pill: 50px;

    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;

    --gradient-primary: linear-gradient(135deg, var(--primary), var(--secondary));
    --gradient-dark: linear-gradient(135deg, #0c0c1d, #1a1a3e);
    --gradient-card: linear-gradient(145deg, rgba(108, 92, 231, 0.1), rgba(9, 132, 227, 0.05));
}

/* ===== Global Reset ===== */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

body {
    font-family: 'Cairo', sans-serif;
    background: var(--bg-dark);
    color: var(--text-primary);
    direction: rtl;
    text-align: right;
    min-height: 100vh;
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-dark);
    z-index: -2;
}

/* ===== Scrollbar ===== */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: var(--bg-darker);
}

::-webkit-scrollbar-thumb {
    background: var(--primary);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-light);
}

/* ===== Selection ===== */
::selection {
    background: var(--primary);
    color: white;
}

/* ===== Links ===== */
a {
    color: var(--primary-light);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

/* ===== Glass Card ===== */
.glass-card {
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    transition: all var(--transition-normal);
}

.glass-card:hover {
    background: var(--bg-glass-strong);
    border-color: var(--border-glow);
    box-shadow: var(--shadow-glow);
    transform: translateY(-2px);
}

.glass-card-static {
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
}

/* ===== Gradient Button ===== */
.btn-gradient {
    background: var(--gradient-primary);
    color: white;
    border: none;
    padding: 0.6rem 1.8rem;
    border-radius: var(--radius-pill);
    font-family: 'Cairo', sans-serif;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-gradient::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(120deg,
            transparent,
            rgba(255, 255, 255, 0.2),
            transparent);
    transition: left 0.5s;
}

.btn-gradient:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(108, 92, 231, 0.4);
    color: white;
}

.btn-gradient:hover::before {
    left: 100%;
}

.btn-gradient:active {
    transform: translateY(0);
}

.btn-gradient-success {
    background: linear-gradient(135deg, var(--success), #00d2d3);
}

.btn-gradient-danger {
    background: linear-gradient(135deg, var(--danger), var(--danger-dark));
}

.btn-gradient-warning {
    background: linear-gradient(135deg, var(--warning), #f39c12);
    color: #333;
}

/* ===== Glass Button ===== */
.btn-glass {
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    padding: 0.6rem 1.5rem;
    border-radius: var(--radius-md);
    font-family: 'Cairo', sans-serif;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-normal);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-glass:hover {
    background: var(--bg-glass-strong);
    border-color: var(--primary);
    color: white;
}

/* ===== Form Controls ===== */
.form-control,
.form-select {
    background: var(--bg-glass) !important;
    border: 1px solid var(--border-color) !important;
    color: var(--text-primary) !important;
    font-family: 'Cairo', sans-serif !important;
    border-radius: var(--radius-md) !important;
    padding: 0.65rem 1rem !important;
    transition: all var(--transition-fast) !important;
}

.form-select {
    background-color: #1a1a2e !important;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%23a29bfe' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M2 5l6 6 6-6'/%3e%3c/svg%3e") !important;
    background-repeat: no-repeat !important;
    background-position: left 0.75rem center !important;
    background-size: 16px 12px !important;
    padding-left: 2.5rem !important;
    /* مساحة للسهم */
    appearance: none !important;
    -webkit-appearance: none !important;
    -moz-appearance: none !important;
}

.form-select option {
    background-color: #1a1a2e !important;
    color: #ffffff !important;
    padding: 8px 12px !important;
}

.form-select option:checked,
.form-select option:hover {
    background-color: #6c5ce7 !important;
    color: #ffffff !important;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--primary) !important;
    box-shadow: 0 0 0 3px rgba(108, 92, 231, 0.15) !important;
    background-color: #1e1e36 !important;
}

.form-control::placeholder {
    color: var(--text-muted) !important;
}

/* ===== Dropdown Menus ===== */
.dropdown-menu {
    background: #1a1a2e !important;
    border: 1px solid var(--border-color) !important;
    border-radius: var(--radius-md) !important;
    backdrop-filter: blur(20px) !important;
    box-shadow: var(--shadow-lg) !important;
}

.dropdown-menu .dropdown-item {
    color: var(--text-primary) !important;
    padding: 0.5rem 1rem !important;
    font-family: 'Cairo', sans-serif !important;
    transition: all var(--transition-fast) !important;
}

.dropdown-menu .dropdown-item:hover,
.dropdown-menu .dropdown-item:focus {
    background: var(--bg-glass-strong) !important;
    color: var(--primary-light) !important;
}

.dropdown-menu .dropdown-item:active {
    background: var(--primary) !important;
    color: white !important;
}

.dropdown-menu .dropdown-divider {
    border-color: var(--border-color) !important;
}

.form-label {
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 0.4rem;
}

.form-check-input {
    background-color: var(--bg-glass) !important;
    border-color: var(--border-color) !important;
}

.form-check-input:checked {
    background-color: var(--primary) !important;
    border-color: var(--primary) !important;
}

.form-switch .form-check-input {
    width: 3em !important;
    height: 1.5em !important;
}

/* ===== Navbar ===== */
.navbar-mosabqat {
    background: rgba(12, 12, 29, 0.85) !important;
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    padding: 0.5rem 0;
    position: sticky;
    top: 0;
    z-index: 1030;
}

.navbar-brand-text {
    font-size: 1.3rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-link {
    color: var(--text-secondary) !important;
    font-weight: 500;
    padding: 0.5rem 1rem !important;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--text-primary) !important;
    background: var(--bg-glass);
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    right: 50%;
    transform: translateX(50%);
    width: 20px;
    height: 3px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

/* ===== Sidebar ===== */
.sidebar {
    width: 260px;
    background: rgba(12, 12, 29, 0.95);
    backdrop-filter: blur(20px);
    border-left: 1px solid var(--border-color);
    min-height: calc(100vh - 56px);
    position: fixed;
    right: 0;
    top: 56px;
    overflow-y: auto;
    z-index: 1020;
    transition: transform var(--transition-normal);
    padding: 1rem 0;
}

.sidebar-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.7rem 1.2rem;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
    border-radius: 0;
    border-right: 3px solid transparent;
    font-size: 0.9rem;
}

.sidebar-link:hover {
    background: var(--bg-glass);
    color: var(--text-primary);
    border-right-color: var(--primary-light);
}

.sidebar-link.active {
    background: var(--gradient-card);
    color: var(--primary-light);
    border-right-color: var(--primary);
    font-weight: 600;
}

.sidebar-link i {
    width: 20px;
    text-align: center;
    font-size: 1.05rem;
}

.main-content {
    margin-right: 260px;
    padding: 1.5rem;
    min-height: calc(100vh - 56px);
}

/* ===== Page Header ===== */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.page-title {
    font-size: 1.6rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ===== Stats Cards ===== */
.stat-card {
    background: var(--gradient-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 1.2rem;
    text-align: center;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    opacity: 0.1;
    border-radius: 0 0 0 100%;
}

.stat-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow);
}

.stat-number {
    font-size: 2rem;
    font-weight: 900;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 500;
}

.stat-icon {
    font-size: 1.8rem;
    color: var(--primary-light);
    opacity: 0.6;
    margin-bottom: 0.3rem;
}

/* ===== Tables ===== */
.table-dark-custom {
    --bs-table-bg: transparent;
    --bs-table-color: var(--text-primary);
    --bs-table-border-color: var(--border-color);
}

.table-dark-custom thead th {
    background: var(--bg-glass);
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 0.8rem 1rem;
    border-bottom: 2px solid var(--primary);
    white-space: nowrap;
}

.table-dark-custom tbody tr {
    transition: background var(--transition-fast);
}

.table-dark-custom tbody tr:hover {
    background: var(--bg-glass);
}

.table-dark-custom tbody td {
    padding: 0.75rem 1rem;
    vertical-align: middle;
}

/* ===== Badges ===== */
.badge-glass {
    background: var(--bg-glass);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    padding: 0.3rem 0.8rem;
    border-radius: var(--radius-pill);
    font-weight: 500;
    font-size: 0.8rem;
}

.badge-live {
    background: linear-gradient(135deg, #e17055, #d63031);
    animation: pulse-badge 2s infinite;
}

@keyframes pulse-badge {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.7;
    }
}

/* ===== Modal ===== */
.modal-content {
    background: var(--bg-dark) !important;
    border: 1px solid var(--border-color) !important;
    border-radius: var(--radius-lg) !important;
    backdrop-filter: blur(20px);
}

.modal-header {
    border-bottom: 1px solid var(--border-color) !important;
    padding: 1.2rem 1.5rem !important;
}

.modal-title {
    font-weight: 700;
    color: var(--text-primary);
}

.modal-footer {
    border-top: 1px solid var(--border-color) !important;
}

.modal-backdrop.show {
    backdrop-filter: blur(5px);
}

/* ===== Toasts & Alerts ===== */
.toast-container {
    position: fixed;
    top: 80px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 9999;
}

.custom-alert {
    background: var(--bg-glass-strong);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--text-primary);
    animation: slideDown 0.3s ease;
    min-width: 300px;
    box-shadow: var(--shadow-lg);
}

.custom-alert.alert-success {
    border-color: var(--success);
    border-right: 4px solid var(--success);
}

.custom-alert.alert-danger {
    border-color: var(--danger);
    border-right: 4px solid var(--danger);
}

.custom-alert.alert-warning {
    border-color: var(--warning);
    border-right: 4px solid var(--warning);
}

@keyframes slideDown {
    from {
        transform: translateY(-20px);
        opacity: 0;
    }

    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* ===== Podium ===== */
.podium-wrapper {
    display: flex;
    justify-content: center;
    align-items: flex-end;
    gap: 0.5rem;
    padding: 2rem 0;
}

.podium-place {
    text-align: center;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    padding: 1rem;
    position: relative;
}

.podium-place.first {
    background: linear-gradient(180deg, rgba(255, 215, 0, 0.2), rgba(255, 215, 0, 0.05));
    border: 1px solid rgba(255, 215, 0, 0.3);
    min-height: 200px;
    width: 140px;
    order: 2;
}

.podium-place.second {
    background: linear-gradient(180deg, rgba(192, 192, 192, 0.2), rgba(192, 192, 192, 0.05));
    border: 1px solid rgba(192, 192, 192, 0.3);
    min-height: 160px;
    width: 120px;
    order: 1;
}

.podium-place.third {
    background: linear-gradient(180deg, rgba(205, 127, 50, 0.2), rgba(205, 127, 50, 0.05));
    border: 1px solid rgba(205, 127, 50, 0.3);
    min-height: 130px;
    width: 120px;
    order: 3;
}

.podium-rank {
    font-size: 2rem;
    font-weight: 900;
}

.podium-name {
    font-size: 0.9rem;
    font-weight: 600;
    margin-top: 0.5rem;
}

.podium-score {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.podium-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    margin: 0 auto 0.5rem;
}

/* ===== Particles Background ===== */
#particles-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

.particle {
    position: absolute;
    border-radius: 50%;
    background: var(--primary);
    opacity: 0.15;
    animation: float linear infinite;
}

@keyframes float {
    0% {
        transform: translateY(100vh) rotate(0deg);
        opacity: 0;
    }

    10% {
        opacity: 0.15;
    }

    90% {
        opacity: 0.15;
    }

    100% {
        transform: translateY(-10vh) rotate(720deg);
        opacity: 0;
    }
}

/* ===== Loading Spinner ===== */
.spinner-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(12, 12, 29, 0.8);
    backdrop-filter: blur(5px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
}

.spinner-mosabqat {
    width: 50px;
    height: 50px;
    border: 4px solid var(--border-color);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* ===== Competition Card ===== */
.competition-card {
    background: var(--gradient-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 1.2rem;
    transition: all var(--transition-normal);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.competition-card::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 100%;
    height: 3px;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.competition-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow);
    border-color: var(--primary);
}

.competition-card:hover::after {
    opacity: 1;
}

.competition-card .card-title {
    font-weight: 700;
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.competition-card .card-mode {
    font-size: 0.75rem;
    padding: 0.2rem 0.7rem;
    border-radius: var(--radius-pill);
}

.mode-async {
    background: rgba(0, 184, 148, 0.2);
    color: var(--success);
}

.mode-live {
    background: rgba(225, 112, 85, 0.2);
    color: var(--danger);
}

.mode-speed {
    background: rgba(253, 203, 110, 0.2);
    color: var(--warning);
}

.mode-open {
    background: rgba(116, 185, 255, 0.2);
    color: var(--info);
}

/* ===== Question Type Badge ===== */
.qtype-multiple {
    background: rgba(108, 92, 231, 0.2);
    color: var(--primary-light);
}

.qtype-multi_select {
    background: rgba(0, 206, 201, 0.2);
    color: var(--accent);
}

.qtype-truefalse {
    background: rgba(0, 184, 148, 0.2);
    color: var(--success);
}

.qtype-text {
    background: rgba(116, 185, 255, 0.2);
    color: var(--info);
}

.qtype-matching {
    background: rgba(253, 203, 110, 0.2);
    color: var(--warning);
}

.qtype-ordering {
    background: rgba(225, 112, 85, 0.2);
    color: var(--danger);
}

/* ===== Timer ===== */
.timer-ring {
    width: 80px;
    height: 80px;
    position: relative;
}

.timer-ring svg {
    transform: rotate(-90deg);
}

.timer-ring circle {
    fill: none;
    stroke-width: 4;
}

.timer-ring .bg {
    stroke: var(--border-color);
}

.timer-ring .progress {
    stroke: var(--primary);
    stroke-linecap: round;
    transition: stroke-dashoffset 1s linear;
}

.timer-ring.warning .progress {
    stroke: var(--warning);
}

.timer-ring.danger .progress {
    stroke: var(--danger);
    animation: pulse-timer 0.5s infinite;
}

@keyframes pulse-timer {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.5;
    }
}

.timer-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 1.4rem;
    font-weight: 800;
}

/* ===== Option Button (Player Game) ===== */
.option-btn {
    background: var(--bg-glass);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 0.8rem 1.2rem;
    color: var(--text-primary);
    font-family: 'Cairo', sans-serif;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-normal);
    text-align: right;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    width: 100%;
}

.option-btn:hover {
    background: var(--bg-glass-strong);
    border-color: var(--primary);
    transform: scale(1.02);
}

.option-btn.selected {
    background: rgba(108, 92, 231, 0.2);
    border-color: var(--primary);
    box-shadow: 0 0 15px rgba(108, 92, 231, 0.2);
}

.option-btn.correct {
    background: rgba(0, 184, 148, 0.2);
    border-color: var(--success);
    animation: correctPulse 0.5s ease;
}

.option-btn.wrong {
    background: rgba(225, 112, 85, 0.2);
    border-color: var(--danger);
    animation: shake 0.3s ease;
}

.option-btn.eliminated {
    opacity: 0.3;
    pointer-events: none;
    text-decoration: line-through;
}

.option-letter {
    width: 35px;
    height: 35px;
    border-radius: 50%;
    background: var(--bg-glass);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    flex-shrink: 0;
    border: 1px solid var(--border-color);
}

@keyframes correctPulse {
    0% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.05);
    }

    100% {
        transform: scale(1);
    }
}

@keyframes shake {

    0%,
    100% {
        transform: translateX(0);
    }

    25% {
        transform: translateX(-5px);
    }

    75% {
        transform: translateX(5px);
    }
}

/* ===== Lifeline Buttons ===== */
.lifeline-btn {
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 0.5rem 0.8rem;
    color: var(--text-secondary);
    font-family: 'Cairo', sans-serif;
    font-size: 0.8rem;
    cursor: pointer;
    transition: all var(--transition-normal);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.3rem;
    min-width: 70px;
}

.lifeline-btn:hover:not(:disabled) {
    background: var(--bg-glass-strong);
    border-color: var(--primary);
    color: var(--text-primary);
    transform: translateY(-2px);
}

.lifeline-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.lifeline-btn i {
    font-size: 1.2rem;
}

.lifeline-uses {
    font-size: 0.65rem;
    color: var(--text-muted);
}

/* ===== Avatar Carousel ===== */
.avatar-carousel {
    display: flex;
    overflow-x: auto;
    gap: 0.8rem;
    padding: 1rem 0;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
}

.avatar-carousel::-webkit-scrollbar {
    height: 4px;
}

.avatar-item {
    flex-shrink: 0;
    width: 70px;
    height: 70px;
    border-radius: 50%;
    border: 3px solid var(--border-color);
    cursor: pointer;
    transition: all var(--transition-normal);
    scroll-snap-align: center;
    overflow: hidden;
}

.avatar-item:hover {
    border-color: var(--primary-light);
    transform: scale(1.1);
}

.avatar-item.selected {
    border-color: var(--primary);
    box-shadow: 0 0 15px rgba(108, 92, 231, 0.4);
    transform: scale(1.15);
}

.avatar-item img,
.avatar-item svg {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
}

/* ===== Ads Banner ===== */
.ads-banner {
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    position: relative;
}

.ads-slide {
    display: none;
    padding: 1rem;
    text-align: center;
    animation: fadeIn 0.5s ease;
}

.ads-slide.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

/* ===== Math Keyboard ===== */
.math-keyboard {
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 1rem;
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 0.4rem;
}

.math-key {
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 0.5rem;
    color: var(--text-primary);
    font-family: 'Cairo', sans-serif;
    font-size: 1.1rem;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-align: center;
}

.math-key:hover {
    background: var(--primary);
    border-color: var(--primary);
}

/* ===== Responsive ===== */
@media (max-width: 991.98px) {
    .sidebar {
        transform: translateX(100%);
    }

    .sidebar.show {
        transform: translateX(0);
    }

    .main-content {
        margin-right: 0;
    }
}

@media (max-width: 767.98px) {
    .page-title {
        font-size: 1.3rem;
    }

    .stat-number {
        font-size: 1.5rem;
    }

    .glass-card {
        padding: 1rem;
    }

    .podium-wrapper {
        flex-wrap: nowrap;
    }

    .podium-place.first {
        width: 110px;
    }

    .podium-place.second,
    .podium-place.third {
        width: 90px;
    }
}

/* ===== Print Styles ===== */
@media print {

    .sidebar,
    .navbar-mosabqat,
    .btn-gradient,
    .btn-glass {
        display: none !important;
    }

    .main-content {
        margin-right: 0 !important;
    }

    body {
        background: white;
        color: black;
    }
}