/**
 * ============================================================================
 * BIZALOVE - Styles v3.0
 * ============================================================================
 * CSS completo para index.php standalone
 * Mobile-first responsive design
 * ============================================================================
 */

/* ============================================================================ */
/* RESET & BASE */
/* ============================================================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Colors */
    --primary: #ff6b6b;
    --primary-dark: #ff5252;
    --secondary: #16213e;
    --dark: #1a1a2e;
    --text: #ffffff;
    --text-muted: rgba(255, 255, 255, 0.7);
    --border: rgba(255, 255, 255, 0.1);
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #ff6b6b, #ff8e8e);
    --gradient-dark: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    
    /* Spacing */
    --space-xs: 8px;
    --space-sm: 16px;
    --space-md: 24px;
    --space-lg: 40px;
    --space-xl: 60px;
    
    /* Borders */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 24px;
    
    /* Transitions */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Helvetica Neue', sans-serif;
    background: var(--gradient-dark);
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
}

img {
    max-width: 100%;
    display: block;
}

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

button {
    font-family: inherit;
    cursor: pointer;
}

ul {
    list-style: none;
}

/* ============================================================================ */
/* OVERLAY */
/* ============================================================================ */
.overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(4px);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.overlay.active {
    opacity: 1;
    visibility: visible;
}

/* ============================================================================ */
/* SIDEBAR */
/* ============================================================================ */
.sidebar {
    position: fixed;
    left: 0;
    top: 0;
    width: 280px;
    height: 100vh;
    background: rgba(26, 26, 46, 0.98);
    backdrop-filter: blur(20px);
    border-right: 1px solid var(--border);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    overflow-y: auto;
}

.sidebar-header {
    padding: var(--space-md);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    font-size: 32px;
    font-weight: 700;
    display: inline-block;
}

.logo-text {
    color: var(--text);
}

.logo-accent {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.close-btn {
    width: 36px;
    height: 36px;
    border: none;
    background: rgba(255, 255, 255, 0.1);
    color: var(--text);
    border-radius: var(--radius-md);
    font-size: 18px;
    display: none;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.close-btn:hover {
    background: rgba(255, 255, 255, 0.15);
}

/* Sidebar Nav */
.sidebar-nav {
    flex: 1;
    padding: var(--space-sm) 0;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px var(--space-md);
    color: var(--text-muted);
    transition: var(--transition);
    position: relative;
}

.nav-link:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text);
}

.nav-link.active {
    background: linear-gradient(90deg, rgba(255, 107, 107, 0.2), transparent);
    color: var(--primary);
    border-left: 3px solid var(--primary);
}

.nav-link i {
    width: 20px;
    font-size: 18px;
}

.badge {
    background: var(--gradient-primary);
    color: white;
    font-size: 10px;
    padding: 3px 8px;
    border-radius: 12px;
    font-weight: 600;
    margin-left: auto;
}

/* Sidebar Footer */
.sidebar-footer {
    padding: var(--space-md);
    border-top: 1px solid var(--border);
}

.user-card {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-sm);
}

.user-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    object-fit: cover;
}

.user-info {
    flex: 1;
}

.user-name {
    font-size: 14px;
    font-weight: 600;
    display: block;
}

.user-plan {
    font-size: 11px;
    padding: 2px 8px;
    border-radius: var(--radius-sm);
    display: inline-block;
    margin-top: 4px;
    font-weight: 600;
    text-transform: uppercase;
}

.user-plan.plan-free { background: rgba(255, 255, 255, 0.1); }
.user-plan.plan-basic { background: rgba(52, 152, 219, 0.2); color: #3498db; }
.user-plan.plan-pro { background: rgba(155, 89, 182, 0.2); color: #9b59b6; }
.user-plan.plan-ultra { background: var(--gradient-primary); }

.logout-btn {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px var(--space-sm);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    color: var(--text-muted);
    font-size: 14px;
    transition: var(--transition);
}

.logout-btn:hover {
    background: rgba(255, 107, 107, 0.1);
    border-color: var(--primary);
    color: var(--primary);
}

/* ============================================================================ */
/* MAIN CONTENT */
/* ============================================================================ */
.main-content {
    margin-left: 280px;
    min-height: 100vh;
    transition: margin-left 0.3s ease;
}

/* ============================================================================ */
/* TOPBAR */
/* ============================================================================ */
.topbar {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(26, 26, 46, 0.98);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    padding: var(--space-sm) var(--space-md);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.menu-btn {
    width: 44px;
    height: 44px;
    border: none;
    background: rgba(255, 255, 255, 0.1);
    color: var(--text);
    border-radius: var(--radius-md);
    font-size: 20px;
    display: none;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.menu-btn:hover {
    background: rgba(255, 255, 255, 0.15);
}

.topbar-actions {
    display: flex;
    gap: 12px;
}

/* ============================================================================ */
/* BUTTONS */
/* ============================================================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 14px;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    white-space: nowrap;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 15px rgba(255, 107, 107, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 107, 107, 0.4);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text);
    border: 1px solid var(--border);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.2);
}

.btn-outline {
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
}

.btn-outline:hover {
    background: var(--primary);
    color: white;
}

.btn-block {
    width: 100%;
}

.btn-lg {
    padding: 16px 32px;
    font-size: 16px;
}

.btn-hero {
    font-size: 18px;
    padding: 18px 40px;
    box-shadow: 0 8px 30px rgba(255, 107, 107, 0.4);
}

.btn-hero:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(255, 107, 107, 0.5);
}

/* ============================================================================ */
/* HERO SECTION */
/* ============================================================================ */
.hero {
    padding: var(--space-xl) var(--space-md);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(255, 107, 107, 0.15), transparent 70%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
    margin: 0 auto;
}

.hero-title {
    font-size: 56px;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--space-md);
}

.hero-subtitle {
    font-size: 20px;
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: var(--space-xl);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: var(--space-md);
    margin: var(--space-xl) 0;
}

.stat-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--space-md);
}

.stat-number {
    font-size: 40px;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: block;
    margin-bottom: var(--space-xs);
}

.stat-label {
    font-size: 14px;
    color: var(--text-muted);
}

/* ============================================================================ */
/* SECTIONS */
/* ============================================================================ */
.section {
    padding: var(--space-xl) var(--space-md);
    max-width: 1400px;
    margin: 0 auto;
}

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

.section-title {
    font-size: 44px;
    font-weight: 700;
    margin-bottom: var(--space-sm);
}

.section-description {
    font-size: 18px;
    color: var(--text-muted);
    max-width: 700px;
    margin: 0 auto;
}

.section-footer {
    text-align: center;
    margin-top: var(--space-lg);
}

/* ============================================================================ */
/* PERSONALITIES GRID */
/* ============================================================================ */
.personalities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--space-md);
}

.personality-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition);
    opacity: 0;
    transform: translateY(20px);
}

.personality-card.visible {
    opacity: 1;
    transform: translateY(0);
}

.personality-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
    border-color: rgba(255, 107, 107, 0.3);
}

.personality-image {
    width: 100%;
    height: 340px;
    position: relative;
    overflow: hidden;
}

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

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

.personality-badge {
    position: absolute;
    top: 12px;
    right: 12px;
    background: var(--gradient-primary);
    color: white;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    z-index: 2;
    box-shadow: 0 4px 15px rgba(255, 107, 107, 0.3);
}

.erotic-indicator {
    position: absolute;
    top: 12px;
    left: 12px;
    width: 40px;
    height: 40px;
    background: rgba(255, 107, 107, 0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    z-index: 2;
}

.personality-content {
    padding: var(--space-md);
}

.personality-name {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: var(--space-sm);
}

.personality-type {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    font-size: 13px;
    margin-bottom: var(--space-sm);
}

.personality-description {
    font-size: 15px;
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: var(--space-md);
}

/* ============================================================================ */
/* FEATURES */
/* ============================================================================ */
.section-features {
    background: linear-gradient(180deg, transparent, rgba(255, 107, 107, 0.03));
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-md);
}

.feature-card {
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    transition: var(--transition);
    opacity: 0;
    transform: translateY(20px);
}

.feature-card.visible {
    opacity: 1;
    transform: translateY(0);
}

.feature-card:hover {
    transform: translateY(-8px);
    border-color: rgba(255, 107, 107, 0.5);
    box-shadow: 0 12px 40px rgba(255, 107, 107, 0.2);
}

.feature-icon {
    width: 64px;
    height: 64px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: white;
    margin-bottom: var(--space-md);
}

.feature-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: var(--space-sm);
}

.feature-description {
    font-size: 15px;
    color: var(--text-muted);
    line-height: 1.6;
}

/* ============================================================================ */
/* PRICING */
/* ============================================================================ */
.section-pricing {
    background: rgba(0, 0, 0, 0.2);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-md);
}

.pricing-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: var(--space-lg);
    text-align: center;
    position: relative;
    transition: var(--transition);
    opacity: 0;
    transform: translateY(20px);
}

.pricing-card.visible {
    opacity: 1;
    transform: translateY(0);
}

.pricing-card:hover {
    transform: translateY(-8px);
    border-color: rgba(255, 107, 107, 0.5);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

.pricing-card.popular {
    border: 2px solid var(--primary);
    background: linear-gradient(135deg, rgba(255, 107, 107, 0.1), rgba(255, 142, 142, 0.05));
}

.pricing-badge {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient-primary);
    color: white;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
}

.pricing-header {
    margin-bottom: var(--space-md);
}

.plan-name {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: var(--space-sm);
}

.plan-price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 4px;
}

.price-currency {
    font-size: 20px;
    color: var(--text-muted);
}

.price-amount {
    font-size: 52px;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.price-period {
    font-size: 16px;
    color: var(--text-muted);
}

.plan-features {
    list-style: none;
    padding: 0;
    margin: var(--space-md) 0;
    text-align: left;
}

.plan-features li {
    padding: 10px 0;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 15px;
}

.plan-features li i {
    color: #4CAF50;
    font-size: 16px;
}

/* ============================================================================ */
/* CTA SECTION */
/* ============================================================================ */
.cta-section {
    padding: var(--space-xl) var(--space-md);
    text-align: center;
    background: linear-gradient(135deg, rgba(255, 107, 107, 0.1), rgba(255, 142, 142, 0.05));
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255, 107, 107, 0.2), transparent 70%);
    pointer-events: none;
}

.cta-content {
    position: relative;
    z-index: 1;
    max-width: 700px;
    margin: 0 auto;
}

.cta-title {
    font-size: 44px;
    font-weight: 700;
    margin-bottom: var(--space-sm);
}

.cta-description {
    font-size: 18px;
    color: var(--text-muted);
    margin-bottom: var(--space-lg);
}

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

/* ============================================================================ */
/* FOOTER */
/* ============================================================================ */
.footer {
    background: rgba(0, 0, 0, 0.3);
    border-top: 1px solid var(--border);
    padding: var(--space-xl) var(--space-md) var(--space-md);
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-lg);
    margin-bottom: var(--space-lg);
}

.footer-logo {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: var(--space-sm);
}

.footer-description {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: var(--space-sm);
}

.social-links {
    display: flex;
    gap: 12px;
}

.social-link {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.social-link:hover {
    background: var(--gradient-primary);
    transform: translateY(-2px);
}

.footer-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: var(--space-sm);
}

.footer-links {
    list-style: none;
    padding: 0;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: var(--text-muted);
    font-size: 14px;
    transition: var(--transition);
}

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

.footer-bottom {
    max-width: 1400px;
    margin: 0 auto;
    padding-top: var(--space-md);
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: 14px;
}

.footer-badges {
    display: flex;
    gap: var(--space-sm);
}

.badge-item {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: var(--text-muted);
}

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

/* ============================================================================ */
/* SCROLLBAR */
/* ============================================================================ */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.05);
}

::-webkit-scrollbar-thumb {
    background: var(--gradient-primary);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-dark);
}

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

/* Tablets y abajo */
@media (max-width: 1024px) {
    .sidebar {
        transform: translateX(-100%);
    }
    
    .sidebar.open {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .menu-btn,
    .close-btn {
        display: flex;
    }
    
    .topbar-actions .btn-text {
        display: none;
    }
}

/* Móviles */
@media (max-width: 768px) {
    :root {
        --space-xl: 40px;
        --space-lg: 32px;
    }
    
    .hero-title {
        font-size: 36px;
    }
    
    .hero-subtitle {
        font-size: 16px;
    }
    
    .section-title {
        font-size: 32px;
    }
    
    .section-description {
        font-size: 16px;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-sm);
    }
    
    .stat-number {
        font-size: 32px;
    }
    
    .personalities-grid,
    .features-grid,
    .pricing-grid {
        grid-template-columns: 1fr;
    }
    
    .personality-image {
        height: 280px;
    }
    
    .cta-title {
        font-size: 32px;
    }
    
    .cta-buttons {
        flex-direction: column;
    }
    
    .cta-buttons .btn {
        width: 100%;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    .topbar-actions {
        flex: 1;
    }
    
    .topbar-actions .btn {
        flex: 1;
        font-size: 13px;
        padding: 10px 16px;
    }
}

/* Móviles pequeños */
@media (max-width: 480px) {
    .hero-title {
        font-size: 28px;
    }
    
    .section-title {
        font-size: 26px;
    }
    
    .btn {
        padding: 10px 20px;
        font-size: 13px;
    }
    
    .btn-lg {
        padding: 14px 28px;
        font-size: 15px;
    }
}

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

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

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

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

/* ============================================================================ */
/* UTILITIES */
/* ============================================================================ */
.text-center {
    text-align: center;
}

.mt-40 {
    margin-top: var(--space-lg);
}

.mb-40 {
    margin-bottom: var(--space-lg);
}

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

.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}