:root {
    --primary: #6366f1;
    --secondary: #8b5cf6;
    --accent: #ec4899;
    --dark: #1e293b;
    --light: #f8fafc;
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-muted: #94a3b8;
    --border-color: #e2e8f0;
    --shadow-color: rgba(0, 0, 0, 0.1);
}

.dark {
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-tertiary: #334155;
    --text-primary: #f8fafc;
    --text-secondary: #cbd5e1;
    --text-muted: #94a3b8;
    --border-color: #334155;
    --shadow-color: rgba(0, 0, 0, 0.4);
}

/* Dark mode text overrides */
.dark body,
.dark .text-gray-800,
.dark .text-gray-700,
.dark .text-gray-600 {
    color: #f8fafc !important;
}

.dark .text-gray-500,
.dark .text-gray-400 {
    color: #cbd5e1 !important;
}

.dark .text-gray-400 {
    color: #94a3b8 !important;
}

.dark .bg-white,
.dark .bg-gray-50,
.dark .bg-gray-100 {
    background-color: #1e293b !important;
    border-color: #334155 !important;
}

.dark .bg-gray-200 {
    background-color: #334155 !important;
}

.dark .border-gray-200,
.dark .border-gray-100,
.dark .border-gray-300 {
    border-color: #475569 !important;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    transition: background-color 0.3s ease, color 0.3s ease;
}

img {
    max-width: 100%;
    height: auto;
}

.nav-link {
    color: var(--text-secondary);
    font-weight: 500;
    transition: all 0.3s ease;
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary);
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(139, 92, 246, 0.1));
}

.bg-white { background-color: var(--bg-primary); }
.bg-gray-50 { background-color: var(--bg-secondary); }
.bg-gray-100 { background-color: var(--bg-tertiary); }
.text-gray-800 { color: var(--text-primary); }
.text-gray-700 { color: var(--text-primary); }
.text-gray-600 { color: var(--text-secondary); }
.text-gray-500 { color: var(--text-muted); }
.text-gray-400 { color: var(--text-muted); }
.border-gray-100 { border-color: var(--border-color); }
.border-gray-200 { border-color: var(--border-color); }
.border-gray-300 { border-color: var(--border-color); }

.shadow-md { box-shadow: 0 4px 6px var(--shadow-color); }
.shadow-lg { box-shadow: 0 10px 15px var(--shadow-color); }
.shadow-xl { box-shadow: 0 20px 25px var(--shadow-color); }

.card-hover {
    transition: all 0.3s ease;
}

.card-hover:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(99, 102, 241, 0.15);
}

.post-card-image {
    transition: transform 0.5s ease;
}

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

.fade-in {
    animation: fadeIn 0.5s ease-out forwards;
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out forwards;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

/* Lazy load scroll animations */
.lazy-load {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.lazy-load.visible {
    opacity: 1;
    transform: translateY(0);
}

.lazy-load-left {
    opacity: 0;
    transform: translateX(-30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.lazy-load-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.lazy-load-right {
    opacity: 0;
    transform: translateX(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.lazy-load-right.visible {
    opacity: 1;
    transform: translateX(0);
}

.lazy-load-scale {
    opacity: 0;
    transform: scale(0.9);
    transition: opacity 0.5s ease-out, transform 0.5s ease-out;
}

.lazy-load-scale.visible {
    opacity: 1;
    transform: scale(1);
}

/* Skeleton shimmer loading */
.skeleton {
    background: linear-gradient(90deg, var(--bg-tertiary) 25%, var(--bg-secondary) 50%, var(--bg-tertiary) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: 0.5rem;
}

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

.skeleton-text {
    height: 1rem;
    margin-bottom: 0.5rem;
    width: 100%;
}

.skeleton-text:last-child {
    width: 60%;
}

.skeleton-image {
    width: 100%;
    height: 100%;
    min-height: 160px;
}

.skeleton-card {
    background: var(--bg-primary);
    border-radius: 0.75rem;
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.slider-container {
    position: relative;
    overflow: hidden;
}

.slider-track {
    display: flex;
    transition: transform 0.5s ease;
}

.slide {
    min-width: 100%;
    position: relative;
}

.glow-primary {
    box-shadow: 0 0 30px rgba(99, 102, 241, 0.3);
}

.glow-secondary {
    box-shadow: 0 0 30px rgba(139, 92, 246, 0.3);
}

.glow-accent {
    box-shadow: 0 0 30px rgba(236, 72, 153, 0.3);
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    padding: 0.625rem 1.25rem;
    border-radius: 0.625rem;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(99, 102, 241, 0.3);
}

.btn-secondary {
    background: linear-gradient(135deg, var(--secondary), var(--accent));
    color: white;
    padding: 0.625rem 1.25rem;
    border-radius: 0.625rem;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-secondary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(139, 92, 246, 0.3);
}

.badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.badge-primary {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(139, 92, 246, 0.1));
    color: var(--primary);
}

.badge-accent {
    background: linear-gradient(135deg, rgba(236, 72, 153, 0.1), rgba(99, 102, 241, 0.1));
    color: var(--accent);
}

.ad-card {
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.ad-card:hover {
    border-color: var(--primary);
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.1);
}

.social-share-btn {
    transition: all 0.3s ease;
}

.social-share-btn:hover {
    transform: scale(1.1);
}

.comment-avatar {
    width: 40px;
    height: 40px;
    min-width: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 1rem;
}

::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, var(--secondary), var(--accent));
}

.loading-spinner {
    border: 3px solid var(--bg-tertiary);
    border-top: 3px solid var(--primary);
    border-radius: 50%;
    width: 30px;
    height: 30px;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.toast {
    position: fixed;
    bottom: 1rem;
    right: 1rem;
    left: 1rem;
    padding: 1rem 1.5rem;
    border-radius: 0.75rem;
    color: white;
    font-weight: 500;
    z-index: 1000;
    animation: slideIn 0.3s ease;
}

.toast-success {
    background: linear-gradient(135deg, #10b981, #059669);
}

.toast-error {
    background: linear-gradient(135deg, #ef4444, #dc2626);
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.pagination-btn {
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    font-weight: 500;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.pagination-btn:hover,
.pagination-btn.active {
    background: var(--primary);
    color: white;
}

.line-clamp-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.line-clamp-3 {
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Dark Mode Toggle Button */
.theme-toggle {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.theme-toggle:hover {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

.theme-toggle .sun-icon { display: none; }
.theme-toggle .moon-icon { display: block; }
.dark .theme-toggle .sun-icon { display: block; }
.dark .theme-toggle .moon-icon { display: none; }

/* Floating WhatsApp Button */
.floating-whatsapp {
    position: fixed;
    bottom: 20px;
    left: 20px;
    z-index: 999;
}

.floating-whatsapp-btn {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: #25D366;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 30px;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
    transition: all 0.3s ease;
    text-decoration: none;
    animation: whatsappPulse 2s infinite;
}

.floating-whatsapp-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 25px rgba(37, 211, 102, 0.6);
    color: white;
}

.floating-whatsapp-tooltip {
    position: absolute;
    left: 70px;
    top: 50%;
    transform: translateY(-50%);
    background: #25D366;
    color: white;
    padding: 6px 14px;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 500;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
    box-shadow: 0 2px 10px rgba(37, 211, 102, 0.3);
}

.floating-whatsapp-tooltip::before {
    content: '';
    position: absolute;
    right: 100%;
    top: 50%;
    transform: translateY(-50%);
    border: 6px solid transparent;
    border-right-color: #25D366;
}

.floating-whatsapp-btn:hover .floating-whatsapp-tooltip {
    opacity: 1;
}

@keyframes whatsappPulse {
    0% { box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4); }
    50% { box-shadow: 0 4px 25px rgba(37, 211, 102, 0.7); }
    100% { box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4); }
}

/* Floating Contact Buttons */
.floating-contact {
    position: fixed;
    bottom: 80px;
    right: 20px;
    z-index: 999;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.floating-contact-btn {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 24px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
    text-decoration: none;
}

.floating-contact-btn:hover {
    transform: scale(1.1);
}

.floating-contact-btn.whatsapp { background: #25D366; }
.floating-contact-btn.whatsapp:hover { background: #128C7E; }

.floating-contact-btn.telegram { background: #0088cc; }
.floating-contact-btn.telegram:hover { background: #006699; }

.floating-contact-btn.email { background: var(--primary); }
.floating-contact-btn.email:hover { background: var(--secondary); }

.floating-contact-btn.contact { 
    background: linear-gradient(135deg, var(--primary), var(--secondary)); 
    width: 56px;
    height: 56px;
    border-radius: 50%;
}

.floating-contact-main {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 1000;
}

@media (max-width: 640px) {
    .btn-primary,
    .btn-secondary {
        padding: 0.5rem 1rem;
        font-size: 0.875rem;
    }
    
    .hero-section {
        min-height: auto;
        padding: 3rem 0;
    }
    
    .toast {
        left: 1rem;
        right: 1rem;
    }
    
    .floating-contact {
        bottom: 70px;
        right: 10px;
    }
    
    .floating-contact-btn {
        width: 48px;
        height: 48px;
        font-size: 20px;
    }
}

@media (min-width: 641px) and (max-width: 768px) {
    .hero-section {
        min-height: 70vh;
    }
}

@media (min-width: 769px) {
    .hero-section {
        min-height: 80vh;
    }
}

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

.touchtap-highlight-none {
    -webkit-tap-highlight-color: transparent;
}

input:focus,
textarea:focus,
select:focus {
    outline: none;
}

.form-input {
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

/* Dark mode form elements */
.dark input[type="text"],
.dark input[type="email"],
.dark input[type="password"],
.dark input[type="search"],
.dark textarea,
.dark select {
    background-color: var(--bg-secondary);
    border-color: var(--border-color);
    color: var(--text-primary);
}

.dark input::placeholder,
.dark textarea::placeholder {
    color: var(--text-muted);
}

/* Dark mode nav */
.dark nav {
    background-color: var(--bg-primary);
    border-color: var(--border-color);
}

/* Dark mode cards */
.dark .bg-white {
    background-color: var(--bg-secondary);
    border-color: var(--border-color);
}

.dark .card {
    background-color: var(--bg-secondary);
    border-color: var(--border-color);
}

/* Notification Bar */
.notification-bar {
    position: relative;
    z-index: 40;
    transition: max-height 0.4s ease, opacity 0.4s ease;
    max-height: 200px;
    overflow: hidden;
}
.notification-bar.hidden-bar {
    max-height: 0;
    opacity: 0;
    padding-top: 0;
    padding-bottom: 0;
}
.notification-bar .close-notification {
    cursor: pointer;
    transition: opacity 0.2s;
    opacity: 0.7;
    flex-shrink: 0;
}
.notification-bar .close-notification:hover {
    opacity: 1;
}

/* Dark mode footer */
.dark footer {
    background-color: #0f172a;
    color: #f1f5f9;
}