/* ============================================
   آموزش ترکی استانبولی - دیزاین مدرن و شیک
   ============================================ */

/* Google Font - Vazirmatn برای متن فارسی */
@import url('https://fonts.googleapis.com/css2?family=Vazirmatn:wght@300;400;500;600;700;800&display=swap');

:root {
    --color-primary: #DC2626;
    --color-primary-light: #EF4444;
    --color-primary-dark: #B91C1C;
    --color-accent: #F59E0B;
    --color-accent-light: #FBBF24;
    --color-bg: #FFFFFF;
    --color-bg-card: #FFFFFF;
    --color-bg-soft: #FAFAFA;
    --color-text: #171717;
    --color-text-muted: #737373;
    --color-border: #E5E5E5;
    --color-success: #22C55E;
    --color-danger: #EF4444;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.07), 0 2px 4px -2px rgb(0 0 0 / 0.05);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.08), 0 4px 6px -4px rgb(0 0 0 / 0.05);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
}

* {
    box-sizing: border-box;
}

body {
    font-family: 'Vazirmatn', 'Tahoma', sans-serif;
    direction: rtl;
    text-align: right;
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.7;
}

/* ============ Navbar ============ */
.site-header {
    background: var(--color-bg-card);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.site-header .navbar {
    padding: 1rem 0;
}

.site-header .navbar-brand {
    font-weight: 800;
    font-size: 1.35rem;
    color: var(--color-primary) !important;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.site-header .navbar-brand i {
    font-size: 1.5rem;
}

.site-header .nav-link {
    font-weight: 500;
    color: var(--color-text) !important;
    padding: 0.5rem 1rem !important;
    border-radius: var(--radius-sm);
    transition: all 0.2s ease;
}

.site-header .nav-link:hover {
    color: var(--color-primary) !important;
    background: rgba(220, 38, 38, 0.08);
}

.site-header .btn-login {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: white !important;
    padding: 0.5rem 1.25rem !important;
    border-radius: var(--radius-md);
    font-weight: 600;
    border: none;
}

.site-header .btn-login:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.site-header .dropdown-menu {
    border: none;
    box-shadow: var(--shadow-lg);
    border-radius: var(--radius-md);
}

/* ============ Messages ============ */
.alert-custom {
    border-radius: var(--radius-md);
    border: none;
    box-shadow: var(--shadow-sm);
}

/* ============ Buttons ============ */
.btn-primary-custom {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: white !important;
    border: none;
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: all 0.3s ease;
}

.btn-primary-custom:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px -5px rgba(220, 38, 38, 0.4);
}

.btn-accent {
    background: linear-gradient(135deg, var(--color-accent) 0%, #B45309 100%);
    color: white !important;
    border: none;
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    border-radius: var(--radius-md);
}

.btn-accent:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px -5px rgba(217, 119, 6, 0.35);
}

.btn-outline-custom {
    border: 2px solid var(--color-primary);
    color: var(--color-primary);
    background: transparent;
    font-weight: 600;
    border-radius: var(--radius-md);
}

.btn-outline-custom:hover {
    background: var(--color-primary);
    color: white !important;
}

.btn-yellow {
    background: linear-gradient(135deg, var(--color-accent) 0%, #D97706 100%);
    color: white !important;
    border: none;
    font-weight: 600;
    border-radius: var(--radius-md);
}

.btn-yellow:hover {
    color: white !important;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px -5px rgba(245, 158, 11, 0.4);
}

/* ============ Cards ============ */
.card-custom {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all 0.3s ease;
}

.card-custom:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.card-custom .card-img-wrap {
    overflow: hidden;
}

.card-custom img {
    transition: transform 0.5s ease;
}

.card-custom:hover img {
    transform: scale(1.05);
}

/* ============ Hero Section ============ */
.hero-modern {
    background: #FFFFFF;
    padding: 4rem 0 5rem;
    position: relative;
    overflow: hidden;
    border-bottom: 1px solid var(--color-border);
}

.hero-modern::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(254, 242, 242, 0.5) 0%, rgba(254, 249, 195, 0.3) 50%, transparent 100%);
    pointer-events: none;
}

.hero-modern h1 {
    font-weight: 800;
    font-size: 2.75rem;
    color: var(--color-text);
    line-height: 1.3;
}

.hero-modern h1 .text-accent {
    color: var(--color-primary);
}

.hero-modern .lead {
    font-size: 1.15rem;
    color: var(--color-text-muted);
}

.hero-modern .hero-img-wrap {
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.hero-modern .hero-img-wrap img {
    width: 100%;
    height: 360px;
    object-fit: cover;
}

.hero-modern .hero-stats {
    display: flex;
    gap: 2rem;
    margin-top: 2rem;
}

.hero-modern .hero-stat {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.hero-modern .hero-stat i {
    font-size: 1.5rem;
    color: var(--color-accent);
}

.hero-modern .hero-stat span {
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--color-text);
}

/* ============ Section Titles ============ */
.section-title {
    font-weight: 800;
    font-size: 2rem;
    color: var(--color-text);
    margin-bottom: 0.5rem;
}

.section-subtitle {
    color: var(--color-text-muted);
    font-size: 1rem;
}

/* ============ Feature Boxes ============ */
.feature-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    box-shadow: 0 1px 3px rgba(0,0,0,0.04);
    border-radius: var(--radius-lg);
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
    height: 100%;
}

.feature-card:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-md);
}

.feature-card.feature-yellow .icon-wrap {
    background: linear-gradient(135deg, #FFFBEB 0%, #FEF3C7 100%);
}

.feature-card.feature-yellow .icon-wrap i {
    color: var(--color-accent);
}

.feature-card .icon-wrap {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, #FEF2F2 0%, #FEE2E2 100%);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
}

.feature-card .icon-wrap i {
    font-size: 1.75rem;
    color: var(--color-primary);
}

/* ============ Course Cards ============ */
.course-card-modern {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all 0.3s ease;
    height: 100%;
}

.course-card-modern:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.course-card-modern .course-img {
    height: 200px;
    object-fit: cover;
}

.course-card-modern .course-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--color-primary);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.8rem;
    font-weight: 600;
}

.course-card-modern .price-tag {
    font-weight: 800;
    font-size: 1.25rem;
    color: var(--color-primary);
}

.course-card-modern .course-card-icon {
    position: absolute;
    bottom: 1rem;
    left: 1rem;
    background: rgba(255,255,255,0.9);
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    font-weight: 600;
}

.course-card-modern .course-card-icon i {
    color: var(--color-accent);
    margin-left: 0.25rem;
}

/* ============ Footer ============ */
.site-footer {
    background: linear-gradient(180deg, #1C1917 0%, #292524 100%);
    color: #A8A29E;
    padding: 4rem 0 2rem;
    margin-top: 5rem;
}

.site-footer h5 {
    color: white;
    font-weight: 700;
    font-size: 1rem;
    margin-bottom: 1rem;
}

.site-footer a {
    color: #A8A29E;
    text-decoration: none;
    transition: color 0.2s;
}

.site-footer a:hover {
    color: white;
}

.site-footer .footer-bottom {
    border-top: 1px solid #44403C;
    margin-top: 3rem;
    padding-top: 2rem;
}

/* ============ Forms ============ */
.form-control-modern {
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 0.75rem 1rem;
}

.form-control-modern:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.15);
}

/* ============ Pagination ============ */
.pagination .page-link {
    border-radius: var(--radius-sm) !important;
    color: var(--color-primary);
}

.pagination .page-item.active .page-link {
    background: var(--color-primary) !important;
    border-color: var(--color-primary) !important;
}

/* Bootstrap override for red primary */
.bg-primary { background-color: var(--color-primary) !important; }
.text-primary { color: var(--color-primary) !important; }
.border-primary { border-color: var(--color-primary) !important; }

/* ============ Badges ============ */
.badge-primary {
    background: rgba(220, 38, 38, 0.12);
    color: var(--color-primary);
    font-weight: 600;
}

/* ============ Dashboard ============ */
.stat-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    box-shadow: 0 1px 3px rgba(0,0,0,0.04);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
}

.stat-card .stat-number {
    font-size: 2rem;
    font-weight: 800;
}

.stat-card .text-primary { color: var(--color-primary) !important; }
.stat-card .text-success { color: var(--color-success) !important; }

/* ============ Lesson Player ============ */
.lesson-item-modern {
    padding: 0.75rem 1rem;
    border-radius: var(--radius-md);
    transition: all 0.2s;
}

.lesson-item-modern:hover {
    background: rgba(220, 38, 38, 0.06);
}

.lesson-item-modern.active {
    background: rgba(220, 38, 38, 0.1);
    border-right: 3px solid var(--color-primary);
}

/* ============ Responsive ============ */
@media (max-width: 768px) {
    .hero-modern h1 {
        font-size: 1.75rem;
    }
    
    .hero-modern {
        padding: 3rem 0;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
}

/* ============ Utilities ============ */
.text-primary-custom { color: var(--color-primary) !important; }
.bg-primary-custom { background-color: var(--color-primary) !important; }
.fw-600 { font-weight: 600; }
.fw-700 { font-weight: 700; }
.fw-800 { font-weight: 800; }