/*
 * Ampera News - Custom Theme
 * Color Scheme dari Logo: Biru (#4A90E2) & Coral Red (#E74C3C)
 */

:root {
    /* Primary Colors from Logo */
    --ampera-blue: #4A90E2;
    --ampera-blue-dark: #3A7BC8;
    --ampera-blue-light: #6BA3E8;
    --ampera-coral: #E74C3C;
    --ampera-coral-dark: #C0392B;
    --ampera-gray: #95A5A6;
    --ampera-gray-light: #ECF0F1;
    --ampera-dark: #2C3E50;

    /* Functional Colors */
    --text-primary: #2C3E50;
    --text-secondary: #7F8C8D;
    --border-color: #E0E6E8;
    --shadow-color: rgba(74, 144, 226, 0.1);
}

/* Typography */
body {
    font-family: 'Segoe UI', 'Open Sans', Tahoma, Geneva, Verdana, sans-serif;
    color: var(--text-primary);
    line-height: 1.6;
    background-color: #f8f9fa;
}

main.py-4 {
    padding-top: 2rem !important;
    padding-bottom: 3rem !important;
}

.container {
    padding-left: 1rem;
    padding-right: 1rem;
}

.row {
    margin-left: -0.75rem;
    margin-right: -0.75rem;
}

.row > * {
    padding-left: 0.75rem;
    padding-right: 0.75rem;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    color: var(--ampera-dark);
}

/* Navbar Styling */
.navbar-ampera {
    background: linear-gradient(135deg, var(--ampera-blue) 0%, var(--ampera-blue-dark) 100%);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1030;
}

.navbar-brand {
    display: flex;
    align-items: center;
    padding: 0;
}

.navbar-brand img {
    height: 45px;
    transition: all 0.3s ease;
    padding: 8px 12px;
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.navbar-brand:hover img {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

.navbar-ampera .nav-link {
    color: rgba(255,255,255,0.95) !important;
    font-weight: 500;
    padding: 0.6rem 0.9rem !important;
    transition: all 0.3s ease;
    position: relative;
    margin: 0 0.1rem;
    border-radius: 6px;
    font-size: 0.9rem;
}

.navbar-ampera .nav-link::after {
    content: '';
    position: absolute;
    bottom: 8px;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 70%;
    height: 2px;
    background: white;
    transition: transform 0.3s ease;
}

.navbar-ampera .nav-link:hover {
    color: #fff !important;
    background: rgba(255,255,255,0.15);
}

.navbar-ampera .nav-link:hover::after {
    transform: translateX(-50%) scaleX(1);
}

.navbar-ampera .nav-link.active {
    color: #fff !important;
    background: rgba(255,255,255,0.25);
    font-weight: 600;
}

.navbar-ampera .nav-link.active::after {
    transform: translateX(-50%) scaleX(1);
}

/* Navbar Auth Buttons */
.navbar-nav .btn-ampera-blue,
.navbar-nav .btn-ampera-coral {
    border-radius: 25px;
    padding: 0.5rem 1.2rem !important;
    font-weight: 600;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    margin: 0;
    font-size: 0.9rem;
}

.navbar-nav .btn-ampera-blue {
    background: rgba(255,255,255,0.2);
    border-color: rgba(255,255,255,0.3);
}

.navbar-nav .btn-ampera-blue:hover {
    background: white;
    color: var(--ampera-blue) !important;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(255,255,255,0.3);
}

.navbar-nav .btn-ampera-coral:hover {
    background: var(--ampera-coral-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(231, 76, 60, 0.3);
}

.navbar-toggler {
    border: 2px solid rgba(255,255,255,0.3);
    padding: 0.5rem 0.75rem;
    border-radius: 6px;
    transition: all 0.3s ease;
}

.navbar-toggler:hover {
    background: rgba(255,255,255,0.1);
    border-color: rgba(255,255,255,0.5);
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(255, 255, 255, 0.95)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* Navbar Responsive */
@media (max-width: 991px) {
    .navbar-collapse {
        background: rgba(255,255,255,0.05);
        padding: 1rem;
        border-radius: 8px;
        margin-top: 1rem;
    }

    .navbar-ampera .nav-link {
        margin: 0.3rem 0;
    }
}

/* Breaking News Ticker */
.breaking-news {
    background: linear-gradient(135deg, var(--ampera-coral) 0%, var(--ampera-coral-dark) 100%);
    color: white;
    padding: 12px 0;
    overflow: hidden;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.breaking-news-label {
    background: rgba(0,0,0,0.2);
    padding: 8px 20px;
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.8rem;
    display: inline-block;
    margin-right: 20px;
    border-radius: 5px;
    animation: pulse 2s infinite;
    letter-spacing: 1px;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.9; transform: scale(1.02); }
}

.breaking-news-content {
    display: inline-block;
    white-space: nowrap;
    animation: scroll-left 45s linear infinite;
    padding-right: 100%;
}

@keyframes scroll-left {
    0% { transform: translateX(0); }
    100% { transform: translateX(-100%); }
}

.breaking-news a {
    color: white;
    text-decoration: none;
    margin: 0 50px;
    transition: all 0.3s;
    font-weight: 500;
}

.breaking-news a:hover {
    text-shadow: 0 0 10px rgba(255,255,255,0.5);
    transform: scale(1.05);
}

/* Card Styling - Modern Design */
.post-card {
    border: none;
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px var(--shadow-color);
    height: 100%;
    background: white;
}

.post-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(74, 144, 226, 0.25);
}

.post-card .card-img-top {
    transition: transform 0.5s ease;
    overflow: hidden;
}

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

.post-image {
    height: 220px;
    object-fit: cover;
    border-radius: 12px 12px 0 0;
    display: block;
    width: 100%;
}

/* Card Body Styling */
.post-card .card-body {
    padding: 1.5rem;
}

.post-card .card-footer {
    padding: 1rem 1.5rem;
    background: rgba(248, 249, 250, 0.5) !important;
}

.post-card .card-title {
    line-height: 1.4;
    margin-bottom: 0.75rem;
}

.post-card .card-text {
    line-height: 1.6;
}

/* Category Badge */
.category-badge {
    background: linear-gradient(135deg, var(--ampera-blue) 0%, var(--ampera-blue-dark) 100%);
    color: white;
    padding: 5px 14px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: all 0.3s ease;
}

.category-badge:hover {
    background: linear-gradient(135deg, var(--ampera-coral) 0%, var(--ampera-coral-dark) 100%);
    transform: scale(1.05);
}

/* Featured Carousel */
.featured-carousel {
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
    margin-bottom: 2rem;
}

.featured-carousel .carousel-item img {
    height: 450px;
    object-fit: cover;
    width: 100%;
}

.featured-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.95) 0%, rgba(0,0,0,0.5) 70%, transparent 100%);
    padding: 3rem 2.5rem 2rem;
    color: white;
}

.featured-overlay h2 {
    color: white;
    font-size: 2rem;
    font-weight: 700;
    text-shadow: 2px 2px 8px rgba(0,0,0,0.8);
    margin-bottom: 1rem;
    line-height: 1.3;
}

.carousel-control-prev, .carousel-control-next {
    width: 60px;
    background: linear-gradient(to right, rgba(74, 144, 226, 0.8), transparent);
    opacity: 0.8;
}

.carousel-control-next {
    background: linear-gradient(to left, rgba(74, 144, 226, 0.8), transparent);
}

.carousel-control-prev:hover, .carousel-control-next:hover {
    opacity: 1;
}

/* Section Headers */
.section-header {
    border-left: 4px solid var(--ampera-coral);
    padding-left: 18px;
    margin-bottom: 2rem;
    margin-top: 2rem;
    font-weight: 700;
    color: var(--ampera-dark);
    font-size: 1.5rem;
    position: relative;
}

.section-header i {
    color: var(--ampera-coral);
    margin-right: 10px;
    font-size: 1.3rem;
}

/* Trending Section Cards */
.trending-card {
    min-height: 140px;
}

.trending-card .card-body {
    padding: 1.25rem !important;
}

.trending-card h6 {
    font-size: 0.95rem;
    line-height: 1.4;
    font-weight: 600;
}

.trending-card .badge {
    font-size: 0.7rem;
    padding: 4px 10px;
}

/* Trending/Popular Posts */
.trending-badge {
    background: var(--ampera-coral);
    color: white;
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    margin-left: 5px;
}

.popular-post-item {
    padding: 15px;
    border-radius: 8px;
    transition: all 0.3s ease;
    border-left: 3px solid transparent;
    margin-bottom: 0.5rem;
}

.popular-post-item:hover {
    background: var(--ampera-gray-light);
    border-left-color: var(--ampera-blue);
    transform: translateX(8px);
}

.popular-number {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--ampera-blue), var(--ampera-blue-dark));
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1rem;
    flex-shrink: 0;
    box-shadow: 0 2px 8px rgba(74, 144, 226, 0.3);
}

/* Sidebar Widgets */
.widget {
    background: white;
    border-radius: 12px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: 0 2px 8px var(--shadow-color);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.widget:hover {
    box-shadow: 0 4px 12px rgba(74, 144, 226, 0.15);
    transform: translateY(-2px);
}

.widget-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--ampera-dark);
    margin-bottom: 1rem;
    padding-bottom: 0.8rem;
    border-bottom: 2px solid var(--ampera-blue);
}

.widget ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.widget ul li {
    padding: 10px 0;
    border-bottom: 1px solid var(--border-color);
}

.widget ul li:last-child {
    border-bottom: none;
}

.widget ul li a {
    color: var(--text-primary);
    text-decoration: none;
    transition: all 0.3s;
    display: block;
}

.widget ul li a:hover {
    color: var(--ampera-blue);
    padding-left: 8px;
}

/* Tags Cloud */
.tag-cloud a {
    display: inline-block;
    background: var(--ampera-gray-light);
    color: var(--text-primary);
    padding: 6px 14px;
    border-radius: 20px;
    margin: 4px;
    font-size: 0.85rem;
    text-decoration: none;
    transition: all 0.3s ease;
}

.tag-cloud a:hover {
    background: var(--ampera-blue);
    color: white;
    transform: scale(1.05);
}

/* Footer */
footer {
    background: linear-gradient(135deg, var(--ampera-dark) 0%, #1a252f 100%);
    color: rgba(255,255,255,0.8);
    padding: 3rem 0 1rem;
}

footer h5, footer h6 {
    color: white;
    margin-bottom: 1.5rem;
}

footer a {
    color: rgba(255,255,255,0.7);
    transition: all 0.3s ease;
}

footer a:hover {
    color: var(--ampera-blue);
    padding-left: 5px;
}

/* Buttons */
.btn-ampera-primary {
    background: linear-gradient(135deg, var(--ampera-blue) 0%, var(--ampera-blue-dark) 100%);
    color: white;
    border: none;
    padding: 10px 25px;
    border-radius: 25px;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 4px 10px var(--shadow-color);
}

.btn-ampera-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(74, 144, 226, 0.3);
    color: white;
}

.btn-ampera-coral {
    background: linear-gradient(135deg, var(--ampera-coral) 0%, var(--ampera-coral-dark) 100%);
    color: white;
    border: none;
    padding: 10px 25px;
    border-radius: 25px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-ampera-coral:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(231, 76, 60, 0.3);
    color: white;
}

/* Search Box */
.search-box {
    position: relative;
}

.search-box input {
    border-radius: 25px;
    padding: 0.5rem 0.9rem;
    border: 2px solid rgba(255,255,255,0.3);
    background: rgba(255,255,255,0.15);
    color: white;
    font-size: 0.85rem;
    width: 160px;
    transition: all 0.3s ease;
}

.search-box input::placeholder {
    color: rgba(255,255,255,0.7);
}

.search-box input:focus {
    background: white;
    color: var(--text-primary);
    border-color: white;
    width: 220px;
    outline: none;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.search-box input:focus::placeholder {
    color: #999;
}

.search-box button {
    border-radius: 25px;
    padding: 0.5rem 0.9rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.search-box button:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(231, 76, 60, 0.3);
}

/* Share Buttons */
.share-section {
    background: #f8f9fa;
    padding: 2rem;
    border-radius: 12px;
    margin-top: 2rem !important;
}

.share-section h5 {
    color: var(--ampera-dark);
    font-weight: 600;
}

.btn-share {
    padding: 0.6rem 1.5rem;
    border-radius: 25px;
    font-weight: 600;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    border: none;
    color: white;
}

.btn-share i {
    margin-right: 0.5rem;
}

.btn-facebook {
    background: #1877f2;
}

.btn-facebook:hover {
    background: #0d65d9;
    transform: translateY(-3px);
    box-shadow: 0 6px 15px rgba(24, 119, 242, 0.4);
}

.btn-twitter {
    background: #1da1f2;
}

.btn-twitter:hover {
    background: #0c8bd9;
    transform: translateY(-3px);
    box-shadow: 0 6px 15px rgba(29, 161, 242, 0.4);
}

.btn-whatsapp {
    background: #25d366;
}

.btn-whatsapp:hover {
    background: #1ebe57;
    transform: translateY(-3px);
    box-shadow: 0 6px 15px rgba(37, 211, 102, 0.4);
}

.btn-linkedin {
    background: #0077b5;
}

.btn-linkedin:hover {
    background: #005885;
    transform: translateY(-3px);
    box-shadow: 0 6px 15px rgba(0, 119, 181, 0.4);
}

.btn-copy {
    background: #6c757d;
}

.btn-copy:hover {
    background: #5a6268;
    transform: translateY(-3px);
    box-shadow: 0 6px 15px rgba(108, 117, 125, 0.4);
}

.btn-copy.copied {
    background: #28a745;
}

/* Loading Animation */
.skeleton {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
}

@keyframes loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* Comments Section */
.comments-section {
    background: white;
    border-radius: 12px;
    padding: 2rem;
    margin-top: 3rem;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

.comments-section h4 {
    color: var(--ampera-dark);
    font-weight: 600;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 3px solid var(--ampera-blue);
}

.comment-item {
    padding: 1.5rem;
    background: #f8f9fa;
    border-radius: 10px;
    margin-bottom: 1.5rem;
    border-left: 4px solid var(--ampera-blue);
    transition: all 0.3s ease;
}

.comment-item:hover {
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    transform: translateX(5px);
}

.comment-author {
    font-weight: 700;
    color: var(--ampera-blue);
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.comment-date {
    color: var(--ampera-gray);
    font-size: 0.85rem;
    margin-bottom: 0.75rem;
}

.comment-content {
    color: var(--text-primary);
    line-height: 1.6;
}

.comment-form {
    background: #f8f9fa;
    padding: 2rem;
    border-radius: 10px;
    margin-top: 2rem;
}

.comment-form h5 {
    color: var(--ampera-dark);
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.comment-form .form-control {
    border-radius: 8px;
    border: 2px solid #e0e6e8;
    padding: 0.75rem 1rem;
    transition: all 0.3s ease;
}

.comment-form .form-control:focus {
    border-color: var(--ampera-blue);
    box-shadow: 0 0 0 0.2rem rgba(74, 144, 226, 0.15);
}

.comment-form textarea.form-control {
    min-height: 120px;
    resize: vertical;
}

/* Pagination Styling */
.pagination {
    margin-top: 3rem;
    justify-content: center;
}

.pagination .page-link {
    color: var(--ampera-blue);
    border: 2px solid #e0e6e8;
    padding: 0.6rem 1rem;
    margin: 0 0.25rem;
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.pagination .page-link:hover {
    background: var(--ampera-blue);
    color: white;
    border-color: var(--ampera-blue);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(74, 144, 226, 0.3);
}

.pagination .page-item.active .page-link {
    background: linear-gradient(135deg, var(--ampera-blue), var(--ampera-blue-dark));
    border-color: var(--ampera-blue);
    color: white;
    box-shadow: 0 4px 12px rgba(74, 144, 226, 0.3);
}

.pagination .page-item.disabled .page-link {
    background: #f8f9fa;
    border-color: #e0e6e8;
    color: var(--ampera-gray);
}

/* Breadcrumb */
.breadcrumb {
    background: transparent;
    padding: 1rem 0;
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
}

.breadcrumb-item + .breadcrumb-item::before {
    content: "›";
    color: var(--ampera-gray);
    font-size: 1.2rem;
}

.breadcrumb-item a {
    color: var(--ampera-blue);
    text-decoration: none;
    transition: color 0.3s;
}

.breadcrumb-item a:hover {
    color: var(--ampera-blue-dark);
}

.breadcrumb-item.active {
    color: var(--text-primary);
    font-weight: 500;
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--ampera-blue), var(--ampera-blue-dark));
    color: white;
    border-radius: 50%;
    display: none;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 4px 15px var(--shadow-color);
    transition: all 0.3s ease;
    z-index: 1000;
}

.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 20px rgba(74, 144, 226, 0.4);
}

.back-to-top.show {
    display: flex;
}

/* Responsive */
@media (max-width: 768px) {
    .featured-carousel .carousel-item img {
        height: 300px;
    }

    .featured-overlay h2 {
        font-size: 1.3rem;
    }

    .post-image {
        height: 180px;
    }
}

/* Utilities */
.text-ampera-blue { color: var(--ampera-blue); }
.text-ampera-coral { color: var(--ampera-coral); }
.bg-ampera-blue { background: var(--ampera-blue); }
.bg-ampera-coral { background: var(--ampera-coral); }
.border-ampera-blue { border-color: var(--ampera-blue); }

/* Reading Progress Bar */
.reading-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 4px;
    background: linear-gradient(to right, var(--ampera-blue), var(--ampera-coral));
    z-index: 9999;
    transition: width 0.2s ease;
}

/* Author Bio Box */
.author-bio-box {
    background: var(--ampera-gray-light);
    border-left: 4px solid var(--ampera-blue);
    padding: 1.5rem;
    border-radius: 8px;
    margin: 2rem 0;
}

.author-bio-box .author-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--ampera-blue);
}

.author-bio-box .author-avatar-placeholder {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--ampera-blue);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 700;
}

/* Lazy Loading - Fixed: Remove opacity animation, let browser handle natively */
img[loading="lazy"] {
    /* Browser native lazy loading - no custom CSS needed */
}

/* Navbar Dropdown Enhancement */
.navbar-ampera .dropdown-toggle {
    position: relative;
    padding-right: 1.5rem !important;
}

.navbar-ampera .dropdown-toggle::after {
    display: none; /* Hide default Bootstrap arrow */
}

.navbar-ampera .dropdown-toggle i.fa-chevron-down {
    transition: transform 0.3s ease;
    opacity: 0.8;
}

.navbar-ampera .dropdown.show .dropdown-toggle i.fa-chevron-down {
    transform: rotate(180deg);
    opacity: 1;
}

.navbar-ampera .dropdown-menu {
    background: white;
    border: none;
    border-radius: 8px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.15);
    padding: 0.5rem 0;
    margin-top: 0.5rem;
    animation: dropdownSlide 0.3s ease;
}

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

.navbar-ampera .dropdown-item {
    color: var(--text-primary);
    padding: 0.75rem 1.5rem;
    font-weight: 500;
    transition: all 0.2s ease;
    border-left: 3px solid transparent;
}

.navbar-ampera .dropdown-item:hover {
    background: linear-gradient(90deg, rgba(74, 144, 226, 0.1) 0%, transparent 100%);
    color: var(--ampera-blue);
    border-left-color: var(--ampera-blue);
    padding-left: 1.75rem;
}

.navbar-ampera .dropdown-item i {
    color: var(--ampera-blue);
    width: 20px;
    text-align: center;
}

/* Dropdown hover state for parent */
.navbar-ampera .dropdown:hover .dropdown-toggle {
    background: rgba(255,255,255,0.2);
    color: #fff !important;
}