/* Main Styles */

/* Header & Navigation */
.header {
    background: var(--white);
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.header.scrolled {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.header.scrolled .navbar {
    padding-top: var(--spacing-sm);
    padding-bottom: var(--spacing-sm);
}

.header.scrolled .logo {
    font-size: var(--font-size-xl);
}

.header.scrolled .logo i {
    font-size: var(--font-size-2xl);
}

.navbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--spacing-md);
    padding-bottom: var(--spacing-md);
}

.navbar-brand .logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
    text-decoration: none;
}

.navbar-brand .logo i {
    color: var(--primary);
    font-size: var(--font-size-3xl);
}

.navbar-brand .logo img.logo-image {
    height: 40px;
    width: auto;
    object-fit: contain;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.header.scrolled .logo img.logo-image {
    height: 32px;
}

.navbar-brand .logo strong {
    color: var(--primary);
}

.navbar-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    width: 30px;
    height: 24px;
    padding: 0;
}

.navbar-toggle span {
    display: block;
    width: 100%;
    height: 3px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all var(--transition-fast);
}

.navbar-menu {
    display: flex;
    gap: var(--spacing-xl);
    align-items: center;
}

.navbar-menu a {
    font-weight: var(--font-weight-medium);
    color: var(--text-secondary);
    transition: color var(--transition-fast);
    position: relative;
    padding: var(--spacing-xs) 0;
}

.navbar-menu a:hover,
.navbar-menu a.active {
    color: var(--primary);
}

.navbar-menu a.active::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--primary);
    border-radius: 2px;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.85) 0%, rgba(17, 24, 39, 0.85) 50%, rgba(153, 27, 27, 0.85) 100%),
                url('https://images.unsplash.com/photo-1686477316633-562a65893e36?crop=entropy&cs=srgb&fm=jpg&ixid=M3w3NDQ2NDN8MHwxfHNlYXJjaHwxfHxqYXVucHVyJTIwY2l0eSUyMGluZGlhfGVufDB8fHx8MTc2MjQ5OTI3Nnww&ixlib=rb-4.1.0&q=85') center/cover no-repeat;
    padding: var(--spacing-4xl) 0 var(--spacing-3xl);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: var(--primary);
    opacity: 0.1;
    border-radius: 50%;
    animation: float 6s ease-in-out infinite;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 400px;
    height: 400px;
    background: var(--primary);
    opacity: 0.05;
    border-radius: 50%;
    animation: float 8s ease-in-out infinite;
    animation-delay: 1s;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.hero-title {
    font-size: var(--font-size-5xl);
    font-weight: var(--font-weight-extrabold);
    color: var(--white);
    margin-bottom: var(--spacing-md);
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.hero-subtitle {
    font-size: var(--font-size-xl);
    color: var(--white);
    margin-bottom: var(--spacing-2xl);
    opacity: 0.95;
}

.hero-search {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-2xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: var(--spacing-3xl);
    flex-wrap: wrap;
}

.hero-stats .stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--white);
}

.hero-stats .stat i {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--spacing-xs);
}

.hero-stats .stat strong {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
}

.hero-stats .stat span {
    font-size: var(--font-size-sm);
    opacity: 0.9;
}

/* Sections */
.section {
    padding: var(--spacing-3xl) 0;
}

.categories-section,
.featured-section {
    padding: var(--spacing-3xl) 0;
    background: var(--white);
}

.upcoming-section {
    padding: var(--spacing-3xl) 0;
    background: var(--surface);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.section-title {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

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

.section-subtitle {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto var(--spacing-lg);
}

/* Categories Grid */
.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.category-card {
    background: var(--surface);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-xl);
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    border: 2px solid var(--border);
    position: relative;
    overflow: hidden;
}

.category-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-lighter) 0%, transparent 100%);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.category-card:hover {
    box-shadow: 0 20px 40px rgba(220, 38, 38, 0.15);
    transform: translateY(-8px) scale(1.02);
    border-color: var(--primary);
}

.category-card:hover::before {
    opacity: 1;
}

.category-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-md);
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border-radius: var(--radius-2xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-3xl);
    color: var(--white);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    z-index: 1;
}

.category-card:hover .category-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 10px 30px rgba(220, 38, 38, 0.3);
}

.category-name {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
}

.category-count {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

/* Upcoming Grid */
.upcoming-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--spacing-lg);
}

.upcoming-card {
    background: var(--surface);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 2px solid var(--border);
    position: relative;
    overflow: hidden;
}

.upcoming-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, var(--primary) 0%, var(--primary-dark) 100%);
}

.upcoming-card::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, var(--primary-lighter) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.upcoming-card:hover {
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
    transform: translateY(-8px) scale(1.02);
    border-color: var(--primary-light);
}

.upcoming-card:hover::after {
    opacity: 0.3;
}

.upcoming-header {
    display: flex;
    justify-content: space-between;
    align-items: start;
    margin-bottom: var(--spacing-md);
}

.upcoming-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    flex: 1;
}

.ai-badge {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--white);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    white-space: nowrap;
    box-shadow: 0 4px 12px rgba(220, 38, 38, 0.3);
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

.upcoming-meta {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    flex-wrap: wrap;
}

.upcoming-meta-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.upcoming-meta-item i {
    color: var(--secondary);
}

.upcoming-description {
    color: var(--text-secondary);
    line-height: var(--line-height-relaxed);
    font-size: var(--font-size-sm);
}

/* Listings Grid */
.listings-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.listing-card {
    background: var(--surface);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    border: 2px solid var(--border);
    position: relative;
}

.listing-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--primary-lighter) 0%, transparent 100%);
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: 0;
}

.listing-card:hover {
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
    transform: translateY(-10px);
    border-color: var(--primary);
}

.listing-card:hover::before {
    opacity: 0.5;
}

.listing-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    background: var(--gray-200);
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.listing-card:hover .listing-image {
    transform: scale(1.1);
}

.listing-body {
    padding: var(--spacing-lg);
    position: relative;
    z-index: 1;
}

.listing-header {
    display: flex;
    justify-content: space-between;
    align-items: start;
    margin-bottom: var(--spacing-sm);
}

.listing-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    flex: 1;
}

.listing-rating {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: var(--font-size-sm);
    color: var(--primary);
    font-weight: var(--font-weight-semibold);
}

.listing-category {
    display: inline-block;
    background: linear-gradient(135deg, var(--primary-lighter) 0%, var(--primary-light) 100%);
    color: var(--primary-dark);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
    margin-bottom: var(--spacing-sm);
    border: 1px solid var(--primary-light);
}

.listing-description {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: var(--line-height-relaxed);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.listing-meta {
    display: flex;
    gap: var(--spacing-md);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border);
}

.listing-meta-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.listing-meta-item i {
    color: var(--primary);
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, var(--black) 0%, var(--primary-darker) 50%, var(--black) 100%);
    padding: var(--spacing-3xl) 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, var(--primary) 0%, transparent 70%);
    opacity: 0.1;
    animation: gradientShift 10s ease infinite;
}

.cta-content h2 {
    font-size: var(--font-size-4xl);
    color: var(--white);
    margin-bottom: var(--spacing-md);
}

.cta-content p {
    font-size: var(--font-size-xl);
    color: var(--white);
    opacity: 0.95;
    margin-bottom: var(--spacing-2xl);
}

.cta-content .btn {
    background: var(--white);
    color: var(--primary);
}

.cta-content .btn:hover {
    background: var(--gray-100);
    transform: translateY(-2px);
}

/* About Section */
.about-section {
    padding: var(--spacing-3xl) 0;
    background: var(--surface);
}

.about-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.about-content h2 {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--spacing-lg);
}

.about-content > p {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    line-height: var(--line-height-relaxed);
    margin-bottom: var(--spacing-2xl);
}

.about-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-2xl);
}

.about-features .feature {
    padding: var(--spacing-xl);
}

.about-features .feature i {
    font-size: var(--font-size-4xl);
    color: var(--primary);
    margin-bottom: var(--spacing-md);
    transition: all 0.3s ease;
}

.about-features .feature:hover i {
    transform: scale(1.2) rotate(5deg);
    color: var(--primary-dark);
}

.about-features .feature h3 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-sm);
}

.about-features .feature p {
    color: var(--text-secondary);
    line-height: var(--line-height-relaxed);
}

/* Footer */
.footer {
    background: linear-gradient(180deg, var(--black) 0%, var(--black-soft) 100%);
    color: var(--gray-300);
    padding: var(--spacing-3xl) 0 var(--spacing-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--white);
    margin-bottom: var(--spacing-md);
}

.footer-logo i {
    color: var(--primary);
    font-size: var(--font-size-3xl);
}

.footer-logo img.logo-image {
    height: 40px;
    width: auto;
    object-fit: contain;
}

.footer-logo strong {
    color: var(--primary);
}

.footer-col h3 {
    color: var(--white);
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-md);
}

.footer-col ul {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer-col ul a {
    color: var(--gray-300);
    transition: color var(--transition-fast);
}

.footer-col ul a:hover {
    color: var(--primary);
}

.social-links {
    display: flex;
    gap: var(--spacing-md);
}

.social-links a {
    width: 40px;
    height: 40px;
    background: var(--gray-800);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-300);
    font-size: var(--font-size-lg);
    transition: all var(--transition-fast);
}

.social-links a:hover {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--white);
    transform: translateY(-4px) scale(1.1);
    box-shadow: 0 6px 16px rgba(220, 38, 38, 0.4);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--gray-800);
    font-size: var(--font-size-sm);
}

.footer-bottom a {
    color: var(--primary);
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: var(--spacing-3xl) var(--spacing-md);
}

.empty-state i {
    font-size: var(--font-size-5xl);
    color: var(--gray-300);
    margin-bottom: var(--spacing-md);
}

.empty-state h3 {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-sm);
}

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

/* WhatsApp Floating Button */
.whatsapp-float {
    position: fixed;
    width: 60px;
    height: 60px;
    bottom: 30px;
    right: 30px;
    background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
    color: var(--white);
    border-radius: var(--radius-full);
    text-align: center;
    font-size: 32px;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    z-index: var(--z-fixed);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    animation: float 3s ease-in-out infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1) translateY(-5px);
    box-shadow: 0 8px 30px rgba(37, 211, 102, 0.6);
}

.whatsapp-float i {
    color: var(--white);
}

@media (max-width: 768px) {
    .whatsapp-float {
        width: 50px;
        height: 50px;
        bottom: 20px;
        right: 20px;
        font-size: 26px;
    }
}