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

/* Color Variables & Themes */
:root {
    --bg-gradient: linear-gradient(135deg, #0f172a 0%, #020617 100%);
    --bg-base: #020617;
    --card-bg: rgba(30, 41, 59, 0.4);
    --card-border: rgba(255, 255, 255, 0.08);
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --accent-gradient: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    --accent-color: #f59e0b;
    --accent-hover: #d97706;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    --card-blur: blur(12px);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="light"] {
    --bg-gradient: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    --bg-base: #f8fafc;
    --card-bg: rgba(255, 255, 255, 0.7);
    --card-border: rgba(15, 23, 42, 0.08);
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --accent-gradient: linear-gradient(135deg, #d97706 0%, #b45309 100%);
    --accent-color: #d97706;
    --accent-hover: #b45309;
}

/* Global Reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    background: var(--bg-base);
    background-image: var(--bg-gradient);
    min-height: 100vh;
    font-family: var(--font-body);
    color: var(--text-primary);
    line-height: 1.6;
    transition: background 0.3s ease, color 0.3s ease;
    overflow-x: hidden;
}

/* Scrollbar styling */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.1);
}

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

::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.25;
}

a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition);
}

/* Layout */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Header & Navigation */
header {
    padding: 2rem 0;
    border-bottom: 1px solid var(--card-border);
    backdrop-filter: blur(8px);
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(body, 0.8);
}

header .header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 800;
    font-family: var(--font-heading);
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.logo span {
    font-weight: 300;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

/* Theme Toggle Button */
.btn-toggle-theme,
.btn-db-status {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--text-primary);
    transition: var(--transition);
}

.btn-toggle-theme:hover,
.btn-db-status:hover {
    transform: translateY(-2px);
    border-color: var(--accent-color);
}

/* DB Status Indicator */
.db-status-container {
    position: relative;
}

.status-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    display: inline-block;
    position: absolute;
    top: 2px;
    right: 2px;
}

.status-dot.connected {
    background-color: var(--success-color);
    box-shadow: 0 0 8px var(--success-color);
}

.status-dot.demo {
    background-color: var(--warning-color);
    box-shadow: 0 0 8px var(--warning-color);
}

/* Main Hero section */
.hero {
    padding: 6rem 0 3rem 0;
    text-align: center;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    font-weight: 800;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* Search Bar Section */
.search-section {
    margin: 2rem auto 4rem auto;
    max-width: 600px;
}

.search-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.search-input {
    width: 100%;
    padding: 1.2rem 1.5rem 1.2rem 3.5rem;
    font-family: var(--font-body);
    font-size: 1rem;
    border-radius: 50px;
    border: 1px solid var(--card-border);
    background: var(--card-bg);
    color: var(--text-primary);
    backdrop-filter: var(--card-blur);
    outline: none;
    transition: var(--transition);
    box-shadow: var(--shadow-md);
}

.search-input:focus {
    border-color: var(--accent-color);
    box-shadow: 0 0 15px rgba(245, 158, 11, 0.2);
}

.search-icon {
    position: absolute;
    left: 1.5rem;
    color: var(--text-secondary);
    pointer-events: none;
}

/* Blog Grid */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

/* Card Styling */
.post-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    overflow: hidden;
    backdrop-filter: var(--card-blur);
    display: flex;
    flex-direction: column;
    height: 100%;
    transition: var(--transition);
    box-shadow: var(--shadow-md);
}

.post-card:hover {
    transform: translateY(-5px);
    border-color: rgba(245, 158, 11, 0.4);
    box-shadow: var(--shadow-lg), 0 0 20px rgba(245, 158, 11, 0.05);
}

.post-card-image-wrapper {
    height: 200px;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.03) 0%, rgba(0, 0, 0, 0.2) 100%);
}

.post-card-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.post-card-content {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.post-meta {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.post-title {
    font-size: 1.35rem;
    margin-bottom: 0.75rem;
    line-height: 1.3;
    font-weight: 700;
}

.post-excerpt {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
    flex-grow: 1;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.read-more-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--accent-color);
}

.read-more-link:hover {
    color: var(--accent-hover);
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    margin: 4rem 0;
}

.pagination-item {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 0.5rem;
    border-radius: 8px;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    font-weight: 600;
    transition: var(--transition);
}

.pagination-item:hover {
    background: var(--accent-gradient);
    border-color: var(--accent-color);
    color: #fff;
    box-shadow: 0 4px 10px rgba(245, 158, 11, 0.3);
    transform: translateY(-2px);
}

.pagination-item.active {
    background: var(--accent-gradient);
    border-color: var(--accent-color);
    color: #fff;
    box-shadow: 0 0 20px rgba(245, 158, 11, 0.5);
    transform: scale(1.15);
    pointer-events: none;
    z-index: 2;
}

.pagination-item.disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

/* Single Post View */
.back-btn-wrapper {
    margin-bottom: 2rem;
}

.btn-back {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.25rem;
    border-radius: 8px;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    font-weight: 600;
    color: var(--text-primary);
}

.btn-back:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateX(-4px);
}

.single-post {
    max-width: 800px;
    margin: 4rem auto;
}

.single-post-header {
    margin-bottom: 2.5rem;
    text-align: center;
}

.single-post-title {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.single-post-meta {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.single-post-image-wrapper {
    margin-bottom: 3rem;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    max-height: 500px;
}

.single-post-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.single-post-content {
    font-size: 1.15rem;
    line-height: 1.8;
}

.single-post-content p {
    margin-bottom: 1.8rem;
}

.single-post-content h2,
.single-post-content h3 {
    margin: 2.5rem 0 1.2rem 0;
}

.single-post-content blockquote {
    border-left: 4px solid var(--accent-color);
    padding-left: 1.5rem;
    margin: 2rem 0;
    font-style: italic;
    color: var(--text-secondary);
}

.single-post-content img {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    margin: 2rem 0;
    box-shadow: var(--shadow-md);
}

.single-post-content ul,
.single-post-content ol {
    margin-bottom: 1.8rem;
    padding-left: 2rem;
}

.single-post-content li {
    margin-bottom: 0.5rem;
}

/* Config Drawer */
.config-drawer {
    position: fixed;
    top: 0;
    right: -400px;
    width: 380px;
    height: 100%;
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(20px);
    border-left: 1px solid var(--card-border);
    box-shadow: var(--shadow-lg);
    z-index: 100;
    padding: 2.5rem;
    overflow-y: auto;
    transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    color: #f8fafc;
}

.config-drawer.open {
    right: 0;
}

.config-drawer-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    z-index: 90;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.config-drawer-overlay.open {
    opacity: 1;
    pointer-events: auto;
}

.drawer-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding-bottom: 1rem;
}

.drawer-close {
    background: none;
    border: none;
    color: #94a3b8;
    cursor: pointer;
    font-size: 1.5rem;
}

.drawer-close:hover {
    color: #fff;
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: #94a3b8;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    background: rgba(255, 255, 255, 0.05);
    color: #fff;
    outline: none;
    font-family: var(--font-body);
}

.form-control:focus {
    border-color: var(--accent-color);
    background: rgba(255, 255, 255, 0.08);
}

.btn-submit {
    width: 100%;
    padding: 0.85rem;
    border-radius: 8px;
    border: none;
    background: var(--accent-gradient);
    color: #fff;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
}

.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.4);
}

.drawer-footer-note {
    font-size: 0.8rem;
    color: #64748b;
    margin-top: 2rem;
    text-align: center;
    line-height: 1.4;
}

/* Alert Notification Panel */
.db-alert {
    padding: 1rem 1.5rem;
    border-radius: 12px;
    background: rgba(245, 158, 11, 0.15);
    border: 1px solid rgba(245, 158, 11, 0.3);
    color: #f59e0b;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    font-size: 0.95rem;
    animation: fadeIn 0.5s ease;
}

.db-alert .btn-configure-now {
    background: var(--accent-gradient);
    color: #fff;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
    font-size: 0.85rem;
}

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

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

/* Empty State styling */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 16px;
}

.empty-state h3 {
    margin-bottom: 0.5rem;
    font-size: 1.5rem;
}

.empty-state p {
    color: var(--text-secondary);
}

/* Footer styling */
footer {
    padding: 4rem 0;
    border-top: 1px solid var(--card-border);
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

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

.social-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    color: var(--text-secondary);
    transition: var(--transition);
}

.social-icon:hover {
    color: var(--accent-color);
    border-color: var(--accent-color);
    transform: translateY(-3px);
    box-shadow: 0 4px 10px rgba(245, 158, 11, 0.2);
}

.tiktok-icon {
    width: 18px;
    height: 18px;
}