/* ===== BARREDLIST PROFESSIONAL STYLING ===== */

/* CSS Variables for Consistent Theming */
:root {
    --primary-color: #2c3e50;
    --secondary-color: #e74c3c;
    --accent-color: #f39c12;
    --success-color: #27ae60;
    --warning-color: #f1c40f;
    --danger-color: #e74c3c;
    --light-color: #ecf0f1;
    --dark-color: #34495e;
    --white: #ffffff;
    --gray-light: #bdc3c7;
    --gray-dark: #7f8c8d;
    
    --font-primary: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --font-secondary: 'Arial', sans-serif;
    
    --shadow-light: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-medium: 0 4px 8px rgba(0,0,0,0.15);
    --shadow-heavy: 0 8px 16px rgba(0,0,0,0.2);
    
    --border-radius: 4px;
    --border-radius-lg: 8px;
    --transition: all 0.3s ease;
}

/* ===== GLOBAL STYLES ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-primary);
    line-height: 1.6;
    color: var(--dark-color);
    background-color: #f8f9fa;
}

/* Remove default styles */
a {
    text-decoration: none;
    color: inherit;
}

a:hover {
    text-decoration: none;
}

/* ===== NAVIGATION STYLES ===== */
.navbar-brand {
    font-weight: 700;
    font-size: 1.5rem;
}

.brand {
    color: var(--white);
    font-weight: 700;
}

.red-o {
    color: var(--secondary-color);
}

.thin {
    font-weight: 300;
    color: var(--gray-light);
    font-size: 0.9rem;
}

.navbar-dark .navbar-nav .nav-link {
    color: rgba(255,255,255,0.9);
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    margin: 0 0.2rem;
    transition: var(--transition);
}

.navbar-dark .navbar-nav .nav-link:hover,
.navbar-dark .navbar-nav .nav-link.active {
    color: var(--white);
    background-color: rgba(255,255,255,0.1);
}

/* Custom navbar background to match footer */
.navbar-primary {
    background-color: var(--primary-color) !important;
}

/* ===== BACKGROUND STYLES ===== */
.main-bg {
    background-color: #f8f9fa;
    min-height: 100vh;
}

.dark-bg {
    background-color: var(--primary-color);
}

/* ===== CARD STYLES ===== */
.card {
    border: none;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-light);
    transition: var(--transition);
    overflow: hidden;
    background-color: var(--white);
}

.card:hover {
    box-shadow: var(--shadow-medium);
    transform: translateY(-2px);
}

.card-body {
    padding: 1.5rem;
}

/* ===== POST STYLES ===== */
.post-link {
    color: inherit;
    text-decoration: none;
}

.post-link:hover {
    color: var(--primary-color);
}

.card-title {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 0.75rem;
    font-size: 1.25rem;
}

.card-text {
    color: var(--gray-dark);
    margin-bottom: 1rem;
}

/* ===== IMAGE STYLES ===== */
.image-container {
    position: relative;
    overflow: hidden;
    border-radius: var(--border-radius-lg) var(--border-radius-lg) 0 0;
}

.image-flash {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0,0,0,0.7));
    color: var(--white);
    padding: 1rem;
    transform: translateY(100%);
    transition: var(--transition);
}

.image-container:hover .image-flash {
    transform: translateY(0);
}

.author {
    margin: 0;
    font-weight: 500;
    text-transform: none;
}

.scale {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: var(--transition);
}

.image-container:hover .scale {
    transform: scale(1.05);
}

.card-img-top {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: var(--transition);
}

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

/* ===== MASTHEAD STYLES ===== */
.masthead {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--dark-color) 100%);
    color: var(--white);
    padding: 3rem 0;
    margin-bottom: 2rem;
    position: relative;
    overflow: hidden;
}

.masthead::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="rgba(255,255,255,0.1)"/><circle cx="75" cy="75" r="1" fill="rgba(255,255,255,0.05)"/></pattern></defs><rect width="100%" height="100%" fill="url(%23grain)"/></svg>');
    opacity: 0.3;
}

.masthead-text,
.masthead-image {
    position: relative;
    z-index: 2;
}

.post-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.post-subtitle {
    font-size: 1.1rem;
    opacity: 0.9;
    margin: 0;
}

.masthead-image img {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-heavy);
}

/* ===== BUTTON STYLES ===== */
.btn {
    border-radius: var(--border-radius);
    font-weight: 500;
    padding: 0.75rem 1.5rem;
    transition: var(--transition);
    border: none;
}

.btn-signup,
.btn-primary {
    background-color: var(--primary-color);
    color: var(--white);
}

.btn-signup:hover,
.btn-primary:hover {
    background-color: #1a252f;
    color: var(--white);
    transform: translateY(-1px);
    box-shadow: var(--shadow-medium);
}

.btn-edit {
    background-color: var(--accent-color);
    color: var(--white);
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
}

.btn-edit:hover {
    background-color: #e67e22;
    color: var(--white);
}

.btn-delete {
    background-color: var(--danger-color);
    color: var(--white);
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
}

.btn-delete:hover {
    background-color: #c0392b;
    color: var(--white);
}

.btn-secondary {
    background-color: var(--gray-light);
    color: var(--dark-color);
}

.btn-secondary:hover {
    background-color: #a5b1b6;
    color: var(--dark-color);
}

/* ===== PAGINATION STYLES ===== */
.pagination {
    justify-content: center;
    margin: 2rem 0;
}

.page-link {
    color: var(--primary-color);
    border: 1px solid #dee2e6;
    padding: 0.75rem 1rem;
    margin: 0 0.25rem;
    border-radius: var(--border-radius);
    transition: var(--transition);
}

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

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

/* ===== COMMENTS STYLES ===== */
.comments {
    background-color: var(--white);
    border-radius: var(--border-radius-lg);
    padding: 1.5rem;
    margin-bottom: 1rem;
    border-left: 4px solid var(--primary-color);
    box-shadow: var(--shadow-light);
}

.comments.faded {
    opacity: 0.6;
    border-left-color: var(--warning-color);
}

.font-weight-bold {
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.font-weight-normal {
    font-weight: 400;
    color: var(--gray-dark);
    font-size: 0.9rem;
}

.approval {
    background-color: #fff3cd;
    color: #856404;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    font-size: 0.9rem;
    margin-top: 1rem;
    border: 1px solid #ffeaa7;
}

/* ===== FORM STYLES ===== */
.form-control {
    border: 2px solid #e9ecef;
    border-radius: var(--border-radius);
    padding: 0.75rem;
    transition: var(--transition);
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(44, 62, 80, 0.25);
}

.form-label {
    font-weight: 500;
    color: var(--dark-color);
    margin-bottom: 0.5rem;
}

/* ===== ALERT STYLES ===== */
.alert {
    border: none;
    border-radius: var(--border-radius-lg);
    padding: 1rem 1.5rem;
    margin-bottom: 1rem;
    border-left: 4px solid;
}

.alert-success {
    background-color: #d4edda;
    color: #155724;
    border-left-color: var(--success-color);
}

.alert-danger {
    background-color: #f8d7da;
    color: #721c24;
    border-left-color: var(--danger-color);
}

.alert-warning {
    background-color: #fff3cd;
    color: #856404;
    border-left-color: var(--warning-color);
}

.alert-info {
    background-color: #d1ecf1;
    color: #0c5460;
    border-left-color: #17a2b8;
}

/* ===== FOOTER STYLES ===== */
.footer {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 2rem 0;
    margin-top: auto;
}

.footer p {
    margin-bottom: 0.5rem;
}

.footer i {
    transition: var(--transition);
}

.footer i:hover {
    color: var(--accent-color);
    transform: scale(1.2);
}

/* ===== MODAL STYLES ===== */
.modal-content {
    border: none;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-heavy);
}

.modal-header {
    background-color: var(--primary-color);
    color: var(--white);
    border-radius: var(--border-radius-lg) var(--border-radius-lg) 0 0;
    border-bottom: none;
}

.modal-title {
    font-weight: 600;
}

.btn-close {
    filter: invert(1);
}

.modal-body {
    padding: 2rem;
}

.modal-footer {
    border-top: 1px solid #dee2e6;
    padding: 1rem 2rem;
}

/* ===== UTILITY CLASSES ===== */
.text-muted {
    color: var(--gray-dark) !important;
}

.text-center {
    text-align: center;
}

.text-end {
    text-align: right;
}

.mb-4 {
    margin-bottom: 1.5rem;
}

.mt-3 {
    margin-top: 1rem;
}

.p-2 {
    padding: 0.5rem;
}

.py-3 {
    padding-top: 1rem;
    padding-bottom: 1rem;
}

/* ===== HOME PAGE STYLES ===== */
.container-fluid .row {
    margin: 2rem 0;
}

.left {
    margin-bottom: 2rem;
}

.card.mb-4 {
    margin-bottom: 2rem !important;
}

/* ===== HERO SECTION STYLES ===== */
.bg-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--dark-color) 100%) !important;
}

.display-4 {
    font-weight: 700;
}

.lead {
    font-size: 1.1rem;
    opacity: 0.9;
}

/* ===== BREADCRUMB STYLES ===== */
.breadcrumb {
    background: none;
    padding: 0;
    margin: 0;
}

.breadcrumb-item + .breadcrumb-item::before {
    content: "›";
    color: rgba(255,255,255,0.5);
}

/* ===== POST META STYLES ===== */
.post-meta {
    font-size: 0.95rem;
}

.post-meta .badge {
    font-size: 0.8rem;
}

/* ===== CONTENT STYLES ===== */
.content {
    font-size: 1.1rem;
    line-height: 1.8;
}

.content h1, .content h2, .content h3, .content h4, .content h5, .content h6 {
    color: var(--primary-color);
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.content p {
    margin-bottom: 1.5rem;
}

.content img {
    max-width: 100%;
    height: auto;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
    margin: 1rem 0;
}

/* ===== COMMENT CONTENT STYLES ===== */
.comment-content {
    font-size: 1rem;
    line-height: 1.6;
}

.comment-content p:last-child {
    margin-bottom: 0;
}

/* ===== DROPDOWN STYLES ===== */
.dropdown-menu {
    border: none;
    box-shadow: var(--shadow-medium);
    border-radius: var(--border-radius-lg);
}

.dropdown-item {
    padding: 0.75rem 1rem;
    transition: var(--transition);
}

.dropdown-item:hover {
    background-color: var(--light-color);
}

/* ===== BADGE STYLES ===== */
.badge {
    font-size: 0.75rem;
    padding: 0.5rem 0.75rem;
    border-radius: var(--border-radius);
}

/* ===== LOADING STATES ===== */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

/* ===== ENHANCED NAVIGATION ===== */
.navbar.fixed-top {
    box-shadow: var(--shadow-medium);
}

.navbar-brand i {
    color: var(--accent-color);
}

.dropdown-menu-end {
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-medium);
    border: none;
    margin-top: 0.5rem;
}

/* ===== SIDEBAR STYLES ===== */
@media (min-width: 992px) {
    .sidebar-sticky {
        position: sticky;
        top: 100px;
    }
}

/* ===== STATISTICS CARD ===== */
.text-center .fs-4 {
    font-weight: 700;
}

.border-end {
    border-right: 1px solid #dee2e6 !important;
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
    .post-title {
        font-size: 2rem;
    }
    
    .masthead {
        padding: 2rem 0;
    }
    
    .card-body {
        padding: 1rem;
    }
    
    .btn {
        padding: 0.5rem 1rem;
        font-size: 0.9rem;
    }
    
    .comments {
        padding: 1rem;
    }
    
    .col-md-4 {
        margin-bottom: 1rem;
    }
}

@media (max-width: 576px) {
    .post-title {
        font-size: 1.75rem;
    }
    
    .navbar-brand {
        font-size: 1.25rem;
    }
    
    .thin {
        display: none;
    }
    
    .card-title {
        font-size: 1.1rem;
    }
}

/* ===== ACCESSIBILITY ===== */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus styles for keyboard navigation */
.btn:focus,
.form-control:focus,
.nav-link:focus {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: more) {
    :root {
        --primary-color: #000000;
        --secondary-color: #ff0000;
        --gray-dark: #333333;
    }
}