/* استایل اصلی وب‌سایت خبری - طراحی مدرن و واکنش‌گرا */

:root {
    --primary: #dc3545;
    --primary-dark: #bb2d3b;
    --primary-light: #f8d7da;
    --primary-subtle: #fff5f5;
    --secondary: #6c757d;
    --accent: #0d6efd;
    --success: #198754;
    --warning: #ffc107;
    --light: #f8f9fa;
    --dark: #1a1a2e;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-500: #6b7280;
    --gray-700: #374151;
    --gray-900: #111827;
    --radius-sm: 0.375rem;
    --radius: 0.625rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow: 0 4px 6px -1px rgba(0,0,0,0.07), 0 2px 4px -1px rgba(0,0,0,0.04);
    --shadow-md: 0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -2px rgba(0,0,0,0.04);
    --shadow-lg: 0 20px 25px -5px rgba(0,0,0,0.1), 0 10px 10px -5px rgba(0,0,0,0.04);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    font-family: 'Vazirmatn', sans-serif;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--gray-50);
    color: var(--gray-900);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

/* ==================== هدر ==================== */
.site-header {
    position: sticky;
    top: 0;
    z-index: 1040;
    background: rgba(255, 255, 255, 0.98) !important;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--gray-200);
    transition: var(--transition);
}

.site-header.scrolled {
    box-shadow: var(--shadow-md);
}

.navbar-brand {
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--primary) !important;
    letter-spacing: -0.5px;
}

.nav-link {
    font-weight: 500;
    color: var(--gray-700) !important;
    transition: var(--transition);
    border-radius: var(--radius-sm);
    padding: 0.5rem 0.875rem !important;
}

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

/* جستجو */
.search-form input {
    border-radius: var(--radius) 0 0 var(--radius);
    border: 1.5px solid var(--gray-200);
    transition: var(--transition);
}

.search-form input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(220, 53, 69, 0.1);
}

.search-form button {
    border-radius: var(--radius) var(--radius) 0 0;
}

/* ==================== عنوان بخش ==================== */
.section-title {
    font-weight: 800;
    color: var(--gray-900);
    font-size: 1.35rem;
    position: relative;
    padding-bottom: 0.625rem;
    margin-bottom: 0;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: 0;
    width: 50px;
    height: 4px;
    background: var(--primary);
    border-radius: 2px;
}

.section-title i {
    color: var(--primary);
}

/* ==================== کارت خبر ==================== */
.news-card {
    transition: var(--transition);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: white;
}

.news-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg) !important;
    border-color: var(--gray-300);
}

.news-img {
    height: 200px;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.news-card:hover .news-img {
    transform: scale(1.08);
}

.news-img-placeholder {
    height: 200px;
    background: linear-gradient(135deg, var(--gray-100) 0%, var(--gray-200) 100%);
}

.card-title {
    font-weight: 700;
    line-height: 1.5;
}

.card-title a {
    color: var(--gray-900);
    transition: var(--transition);
}

.card-title a:hover {
    color: var(--primary);
}

.card-footer {
    border-top: 1px solid var(--gray-100);
    padding: 0.75rem 1.25rem;
}

/* ==================== اسلایدر اخبار ویژه ==================== */
.featured-card {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
}

.featured-caption {
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.9));
    bottom: 0;
    left: 0;
    right: 0;
    padding: 2.5rem 2rem 2rem;
    text-align: right;
}

.featured-title {
    font-size: 1.6rem;
    font-weight: 800;
    text-shadow: 0 2px 8px rgba(0,0,0,0.5);
}

.featured-title a {
    color: white;
    transition: var(--transition);
}

.featured-title a:hover {
    color: var(--primary);
}

/* ==================== سایدبار ==================== */
.sidebar-widget {
    background: white;
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    border: 1px solid var(--gray-200);
}

.widget-title {
    font-weight: 800;
    color: var(--gray-900);
    font-size: 1.05rem;
    padding-bottom: 0.625rem;
    border-bottom: 3px solid var(--primary);
    margin-bottom: 1rem;
    position: relative;
}

.widget-title i {
    color: var(--primary);
}

.sidebar-widget .list-group-item {
    border: none !important;
    padding: 0.75rem 0.25rem;
    border-radius: var(--radius-sm) !important;
    transition: var(--transition);
}

.sidebar-widget .list-group-item:hover {
    background: var(--gray-50);
    padding-right: 0.75rem;
}

/* برچسب‌های ابری */
.tag-cloud a {
    transition: var(--transition);
    border-radius: var(--radius);
}

.tag-cloud a:hover {
    background: var(--primary) !important;
    color: white !important;
    transform: translateY(-2px);
}

/* ==================== محتوای خبر ==================== */
.news-article {
    background: white;
    padding: 2rem;
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
}

.news-content {
    line-height: 2.1;
    font-size: 1.075rem;
    color: var(--gray-700);
}

.news-content p {
    margin-bottom: 1.3rem;
}

.news-content h2, .news-content h3 {
    font-weight: 800;
    color: var(--gray-900);
    margin-top: 2rem;
}

.news-content img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius);
    margin: 1.5rem 0;
}

.news-content blockquote {
    border-right: 4px solid var(--primary);
    padding: 1rem 1.5rem;
    margin: 1.5rem 0;
    background: var(--gray-50);
    border-radius: var(--radius);
}

.news-meta {
    font-size: 0.875rem;
    color: var(--gray-500);
}

.news-meta a {
    color: var(--gray-700);
    transition: var(--transition);
}

.news-meta a:hover {
    color: var(--primary);
}

.summary-box {
    border-right: 4px solid var(--primary);
    background: var(--primary-subtle);
    border-radius: var(--radius);
    padding: 1rem 1.5rem;
}

/* پخش صوتی */
.audio-player-wrapper {
    background: linear-gradient(135deg, var(--primary-subtle) 0%, var(--gray-50) 100%);
    border: 1px solid var(--primary-light);
    border-radius: var(--radius-lg);
    padding: 1.25rem 1.5rem;
}

.audio-player-wrapper audio {
    width: 100%;
    height: 48px;
}

/* ==================== نظرات ==================== */
.comment-item {
    padding: 1rem 0;
}

.comment-avatar {
    font-weight: 700;
    font-size: 1.2rem;
    box-shadow: var(--shadow-sm);
}

/* ==================== دسته‌بندی ==================== */
.category-card {
    transition: var(--transition);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
}

.category-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg) !important;
    border-color: var(--primary-light);
}

.category-card .bi-tags {
    transition: var(--transition);
}

.category-card:hover .bi-tags {
    transform: scale(1.2);
    color: var(--primary) !important;
}

/* ==================== فوتر ==================== */
.site-footer {
    margin-top: 4rem;
    background: var(--dark);
}

.site-footer a {
    transition: var(--transition);
}

.site-footer a:hover {
    color: var(--primary) !important;
    padding-right: 4px;
}

/* ==================== صفحه احراز هویت ==================== */
.auth-body {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.auth-wrapper {
    width: 100%;
    max-width: 440px;
}

.auth-card {
    background: white;
    border-radius: var(--radius-xl);
    padding: 2.5rem;
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.3);
}

.auth-form .form-control {
    border-radius: var(--radius);
    padding: 0.75rem 1rem;
    border: 1.5px solid var(--gray-200);
}

.auth-form .form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(220, 53, 69, 0.12);
}

/* ==================== محتوا ==================== */
.content-box {
    background: white;
    padding: 2rem;
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
}

/* ==================== صفحه‌بندی ==================== */
.pagination .page-link {
    color: var(--primary);
    border: 1px solid var(--gray-200);
    padding: 0.5rem 0.875rem;
    margin: 0 0.2rem;
    border-radius: var(--radius-sm) !important;
    font-weight: 600;
    transition: var(--transition);
}

.pagination .page-link:hover {
    background: var(--primary-subtle);
    color: var(--primary-dark);
}

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

/* ==================== Breadcrumb ==================== */
.breadcrumb {
    background: white;
    padding: 0.75rem 1.25rem;
    border-radius: var(--radius);
    border: 1px solid var(--gray-200);
    font-size: 0.875rem;
}

.breadcrumb a {
    color: var(--gray-500);
    transition: var(--transition);
}

.breadcrumb a:hover {
    color: var(--primary);
}

/* ==================== اشتراک‌گذاری ==================== */
.share-buttons .btn {
    border-radius: var(--radius);
    transition: var(--transition);
}

.share-buttons .btn:hover {
    transform: translateY(-3px);
}

/* ==================== انیمیشن‌ها ==================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.5s ease forwards;
}

/* ==================== اسکرول‌بار ==================== */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--gray-100);
}

::-webkit-scrollbar-thumb {
    background: var(--gray-300);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--gray-500);
}

/* ==================== واکنش‌گرایی - موبایل ==================== */
@media (max-width: 991px) {
    .navbar-collapse {
        background: white;
        border-radius: var(--radius);
        padding: 1rem;
        margin-top: 0.75rem;
        border: 1px solid var(--gray-200);
        box-shadow: var(--shadow-md);
    }

    .search-form {
        margin-top: 0.75rem;
    }
}

@media (max-width: 768px) {
    .featured-title {
        font-size: 1.15rem;
    }

    .featured-caption {
        padding: 1.5rem 1rem 1.25rem;
    }

    .news-article {
        padding: 1.25rem;
    }

    .news-content {
        font-size: 1rem;
        line-height: 1.9;
    }

    .auth-card {
        padding: 1.5rem;
    }

    .section-title {
        font-size: 1.15rem;
    }

    .sidebar-widget {
        padding: 1.25rem;
    }

    .card-title {
        font-size: 1rem;
    }

    .news-img, .news-img-placeholder {
        height: 160px;
    }

    /* نوار جستجو در موبایل */
    .search-form {
        width: 100%;
    }

    .search-form input {
        flex: 1;
    }
}

@media (max-width: 576px) {
    .featured-title {
        font-size: 1rem;
    }

    .news-card .card-body {
        padding: 1rem;
    }

    .news-card .card-footer {
        padding: 0.625rem 1rem;
    }

    .featured-caption {
        padding: 1rem 0.75rem;
    }

    .featured-caption p {
        display: none;
    }

    .audio-player-wrapper {
        padding: 1rem;
    }

    .audio-player-wrapper audio {
        height: 40px;
    }
}

/* ==================== حالت تاریک (اختیاری) ==================== */
@media (prefers-color-scheme: dark) {
    /* در صورت تمایل می‌توان حالت تاریک را فعال کرد */
}