/**
 * AIDEX Pages Common Styles
 * Shared styles for all content pages (features, extension, about, contact, shop)
 * Ensures design consistency across the website
 */

/* ==================== PAGE HERO ==================== */

.page-hero {
    position: relative;
    padding: 140px 0 80px;
    background: linear-gradient(135deg, 
        var(--color-bg-primary) 0%, 
        var(--color-bg-secondary) 50%, 
        var(--color-bg-tertiary) 100%
    );
    overflow: hidden;
}

.page-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(0, 105, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(135, 25, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.page-hero .container {
    position: relative;
    z-index: 1;
}

.page-hero-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.page-title {
    font-size: var(--text-6xl);
    font-weight: var(--font-black);
    color: var(--color-text-primary);
    line-height: 1.1;
    margin: var(--space-4) 0 var(--space-6);
}

.page-description {
    font-size: var(--text-xl);
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: var(--space-8);
}

@media (max-width: 768px) {
    .page-hero {
        padding: 100px 0 60px;
    }
    
    .page-title {
        font-size: var(--text-4xl);
    }
    
    .page-description {
        font-size: var(--text-lg);
    }
}

/* ==================== SECTION STYLES ==================== */

.section-padding {
    padding: var(--space-24) 0;
}

.section-padding-sm {
    padding: var(--space-16) 0;
}

.section-padding-lg {
    padding: var(--space-32) 0;
}

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

.section-header {
    margin-bottom: var(--space-16);
}

.section-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    background: rgba(0, 105, 255, 0.1);
    border: 1px solid rgba(0, 105, 255, 0.3);
    border-radius: var(--radius-full);
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    color: var(--color-primary-400);
    margin-bottom: var(--space-4);
}

.section-badge svg {
    width: 16px;
    height: 16px;
}

.section-title {
    font-size: var(--text-5xl);
    font-weight: var(--font-black);
    color: var(--color-text-primary);
    line-height: 1.2;
    margin-bottom: var(--space-4);
}

.section-description {
    font-size: var(--text-lg);
    color: var(--color-text-secondary);
    line-height: 1.7;
    max-width: 700px;
}

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

.text-center .section-description {
    margin: 0 auto;
}

@media (max-width: 768px) {
    .section-title {
        font-size: var(--text-3xl);
    }
    
    .section-description {
        font-size: var(--text-base);
    }
}

/* ==================== GRADIENT TEXT ==================== */

.gradient-text {
    display: block;
    background: linear-gradient(135deg, var(--color-primary-400), var(--color-secondary-400));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ==================== GRIDS ==================== */

.grid {
    display: grid;
    gap: var(--space-8);
}

.grid-cols-2 {
    grid-template-columns: repeat(2, 1fr);
}

.grid-cols-3 {
    grid-template-columns: repeat(3, 1fr);
}

.grid-cols-4 {
    grid-template-columns: repeat(4, 1fr);
}

@media (max-width: 1024px) {
    .grid-cols-4 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .grid-cols-2,
    .grid-cols-3,
    .grid-cols-4 {
        grid-template-columns: 1fr;
        gap: var(--space-6);
    }
}

/* ==================== FEATURE CARDS ==================== */

.feature-card {
    padding: var(--space-8);
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border-primary);
    border-radius: var(--radius-2xl);
    transition: all var(--transition-base);
}

.feature-card:hover {
    transform: translateY(-8px);
    border-color: var(--color-border-accent);
    box-shadow: var(--shadow-glow);
}

.feature-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary-500), var(--color-secondary-500));
    border-radius: var(--radius-xl);
    margin-bottom: var(--space-6);
    box-shadow: var(--shadow-glow);
}

.feature-icon svg {
    color: white;
}

.feature-card h4 {
    font-size: var(--text-xl);
    font-weight: var(--font-bold);
    color: var(--color-text-primary);
    margin-bottom: var(--space-3);
}

.feature-card p {
    font-size: var(--text-base);
    color: var(--color-text-secondary);
    line-height: 1.7;
}

/* Feature Card Large (for main features) */
.feature-card-large {
    padding: var(--space-10);
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border-primary);
    border-radius: var(--radius-2xl);
    transition: all var(--transition-base);
    position: relative;
}

.feature-card-large:hover {
    transform: translateY(-8px);
    border-color: var(--color-border-accent);
    box-shadow: var(--shadow-glow-lg);
}

.feature-icon-large {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary-500), var(--color-primary-700));
    border-radius: var(--radius-2xl);
    margin-bottom: var(--space-6);
    box-shadow: var(--shadow-glow);
}

.feature-icon-large.secondary {
    background: linear-gradient(135deg, var(--color-secondary-500), var(--color-secondary-700));
}

.feature-icon-large.accent {
    background: linear-gradient(135deg, var(--color-accent-500), var(--color-accent-700));
}

.feature-icon-large.primary {
    background: linear-gradient(135deg, var(--color-primary-400), var(--color-secondary-500));
}

.feature-icon-large svg {
    color: white;
}

.feature-card-large h3 {
    font-size: var(--text-2xl);
    font-weight: var(--font-bold);
    color: var(--color-text-primary);
    margin-bottom: var(--space-4);
}

.feature-card-large > p {
    font-size: var(--text-lg);
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: var(--space-6);
}

.feature-highlights {
    list-style: none;
    padding: 0;
    margin: 0;
}

.feature-highlights li {
    display: flex;
    align-items: start;
    gap: var(--space-3);
    padding: var(--space-3) 0;
    font-size: var(--text-base);
    color: var(--color-text-secondary);
}

.feature-highlights svg {
    flex-shrink: 0;
    margin-top: 2px;
    color: var(--color-primary-400);
}

.feature-badge {
    position: absolute;
    top: var(--space-6);
    right: var(--space-6);
    padding: var(--space-2) var(--space-4);
    background: rgba(0, 105, 255, 0.15);
    border: 1px solid rgba(0, 105, 255, 0.3);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    color: var(--color-primary-400);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.feature-badge.secondary {
    background: rgba(135, 25, 255, 0.15);
    border-color: rgba(135, 25, 255, 0.3);
    color: var(--color-secondary-400);
}

.feature-badge.accent {
    background: rgba(0, 212, 232, 0.15);
    border-color: rgba(0, 212, 232, 0.3);
    color: var(--color-accent-400);
}

.feature-badge.primary {
    background: linear-gradient(135deg, rgba(0, 105, 255, 0.2), rgba(135, 25, 255, 0.2));
    border-color: var(--color-primary-400);
}

/* ==================== CTA SECTION ==================== */

.cta-section {
    position: relative;
    padding: var(--space-24) 0;
    background: linear-gradient(135deg, var(--color-primary-600), var(--color-secondary-600));
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.1;
}

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

.cta-content h2 {
    font-size: var(--text-5xl);
    font-weight: var(--font-black);
    color: white;
    margin-bottom: var(--space-4);
}

.cta-content p {
    font-size: var(--text-xl);
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--space-8);
}

.cta-actions {
    display: flex;
    gap: var(--space-4);
    justify-content: center;
    flex-wrap: wrap;
}

@media (max-width: 768px) {
    .cta-content h2 {
        font-size: var(--text-3xl);
    }
    
    .cta-content p {
        font-size: var(--text-lg);
    }
    
    .cta-actions {
        flex-direction: column;
    }
    
    .cta-actions .btn {
        width: 100%;
        justify-content: center;
    }
}

/* ==================== FAQ SECTION ==================== */

.faq-grid {
    max-width: 900px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.faq-item {
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border-primary);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: all var(--transition-base);
}

.faq-item:hover {
    border-color: var(--color-border-accent);
}

.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-6);
    cursor: pointer;
    user-select: none;
}

.faq-question h4 {
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
    color: var(--color-text-primary);
    margin: 0;
}

.faq-question svg {
    flex-shrink: 0;
    color: var(--color-text-tertiary);
    transition: transform var(--transition-base);
}

.faq-item.active .faq-question svg {
    transform: rotate(180deg);
    color: var(--color-primary-400);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-slow);
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    padding: 0 var(--space-6) var(--space-6);
    font-size: var(--text-base);
    color: var(--color-text-secondary);
    line-height: 1.7;
}

/* ==================== UTILITY CLASSES ==================== */

.w-full {
    width: 100%;
}

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

/* ==================== RESPONSIVE UTILITIES ==================== */

@media (max-width: 768px) {
    .hide-mobile {
        display: none !important;
    }
    
    .show-mobile {
        display: block !important;
    }
}

@media (min-width: 769px) {
    .hide-desktop {
        display: none !important;
    }
    
    .show-desktop {
        display: block !important;
    }
}

/* ==================== ANIMATIONS ==================== */

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* ==================== ACCESSIBILITY ==================== */

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

/* High contrast mode support */
@media (prefers-contrast: high) {
    .feature-card,
    .feature-card-large,
    .faq-item {
        border-width: 2px;
    }
}