/* ============================================
   NULIX Landing Page Styles
   Light theme PRIMARY, Dark mode via system preference
   Linear.app inspired animations
   ============================================ */

/* CSS Variables for Light/Dark Mode */
:root {
    /* Light Theme (PRIMARY) */
    --bg-primary: #FFFFFF;
    --bg-secondary: #F5F5F5;
    --bg-tertiary: #E5E9F0;
    --text-primary: #2E3440;
    --text-secondary: #4C566A;
    --text-tertiary: #434C5E;
    
    /* Brand Colors */
    --color-primary: #434C5E;
    --color-accent: #D67C6C;
    --color-blue: #5E81AC;
    --color-light-blue: #81A1C1;
    
    /* UI Elements */
    --border-color: #E5E9F0;
    --shadow-sm: 0 1px 3px rgba(67, 76, 94, 0.1);
    --shadow-md: 0 4px 12px rgba(67, 76, 94, 0.12);
    --shadow-lg: 0 20px 40px rgba(67, 76, 94, 0.15);
    --shadow-xl: 0 30px 60px rgba(67, 76, 94, 0.2);
    
    /* Transitions */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;
}

/* Dark Mode */
@media (prefers-color-scheme: dark) {
    :root {
        --bg-primary: #0F1419;
        --bg-secondary: #1A1F29;
        --bg-tertiary: #242933;
        --text-primary: #ECEFF4;
        --text-secondary: #D8DEE9;
        --text-tertiary: #E5E9F0;
        --border-color: #2E3440;
        --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
        --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
        --shadow-lg: 0 20px 40px rgba(0, 0, 0, 0.5);
        --shadow-xl: 0 30px 60px rgba(0, 0, 0, 0.6);
    }
}

/* ============================================
   Base Styles - Override WordPress defaults
   ============================================ */

body.page-template-page-landing {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    margin: 0;
    padding: 0;
}

.nulix-landing-page * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

.nulix-landing-page {
    width: 100%;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* ============================================
   Header & Navigation
   ============================================ */

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    backdrop-filter: blur(10px);
    transition: transform var(--transition-base);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--text-primary);
}

.logo-text {
    letter-spacing: -0.02em;
}

/* Hamburger Menu */
.hamburger {
    display: flex;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 110;
    position: relative;
}

.hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: all var(--transition-base);
    border-radius: 2px;
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translateY(7px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translateY(-7px);
}

/* Mobile Menu Overlay */
.mobile-menu-overlay {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(8px);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    z-index: 105;
}

.mobile-menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 70px;
    right: var(--spacing-lg);
    background: var(--bg-secondary);
    border-radius: 16px;
    padding: var(--spacing-md);
    box-shadow: var(--shadow-xl);
    transform: translateX(100px) scale(0.95);
    opacity: 0;
    transition: all var(--transition-base);
    z-index: 106;
    min-width: 220px;
}

.mobile-menu-overlay.active .mobile-menu {
    transform: translateX(0) scale(1);
    opacity: 1;
}

.mobile-menu-link {
    display: block;
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--text-primary);
    text-decoration: none;
    border-radius: 8px;
    transition: all var(--transition-fast);
    font-weight: 500;
    text-align: right;
}

.mobile-menu-link:hover {
    background: var(--bg-tertiary);
    color: var(--color-blue);
    transform: translateX(-4px);
}

.mobile-menu-link.cta-mobile {
    margin-top: var(--spacing-sm);
    background: linear-gradient(135deg, var(--color-accent) 0%, #BF616A 100%);
    color: white;
}

.mobile-menu-link.cta-mobile:hover {
    background: linear-gradient(135deg, #BF616A 0%, var(--color-accent) 100%);
    transform: translateX(-4px) scale(1.02);
}

/* ============================================
   Hero Section
   ============================================ */

.hero {
    position: relative;
    padding: 140px var(--spacing-lg) var(--spacing-3xl);
    min-height: 90vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 0;
}

.hero-grid {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(var(--border-color) 1px, transparent 1px),
        linear-gradient(90deg, var(--border-color) 1px, transparent 1px);
    background-size: 50px 50px;
    opacity: 0.5;
    animation: gridMove 20s linear infinite;
}

@keyframes gridMove {
    0% { transform: translate(0, 0); }
    100% { transform: translate(50px, 50px); }
}

.hero-gradient {
    position: absolute;
    top: -50%;
    right: -20%;
    width: 80%;
    height: 150%;
    background: radial-gradient(circle, rgba(94, 129, 172, 0.15) 0%, transparent 70%);
    animation: float 20s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    50% { transform: translate(-30px, -30px) rotate(5deg); }
}

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

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
    letter-spacing: -0.02em;
    animation: fadeInUp 0.8s ease-out;
}

.hero-subtitle {
    font-size: clamp(1.125rem, 2vw, 1.375rem);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-2xl);
    line-height: 1.7;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    animation: fadeInUp 0.8s ease-out 0.2s backwards;
}

.hero-cta {
    animation: fadeInUp 0.8s ease-out 0.4s backwards;
    margin-bottom: var(--spacing-3xl);
}

/* Buttons */
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    background: linear-gradient(135deg, var(--color-accent) 0%, #BF616A 100%);
    color: white;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.125rem;
    transition: all var(--transition-base);
    box-shadow: 0 4px 20px rgba(214, 124, 108, 0.3);
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn-primary:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(214, 124, 108, 0.4);
}

.btn-primary span {
    position: relative;
    z-index: 1;
}

.btn-primary svg {
    position: relative;
    z-index: 1;
    transition: transform var(--transition-fast);
}

.btn-primary:hover svg {
    transform: translateX(4px);
}

.btn-large {
    padding: 1.25rem 2.5rem;
    font-size: 1.25rem;
}

/* Configurator Mockup */
.hero-visual {
    animation: fadeInUp 1s ease-out 0.6s backwards;
}

.configurator-mockup {
    max-width: 800px;
    margin: 0 auto;
    background: var(--bg-secondary);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--border-color);
}

.mockup-header {
    display: flex;
    gap: 8px;
    padding: var(--spacing-sm);
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-color);
}

.mockup-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--text-secondary);
    opacity: 0.3;
}

.mockup-content {
    display: flex;
    height: 300px;
}

.mockup-sidebar {
    width: 200px;
    background: var(--bg-tertiary);
    padding: var(--spacing-md);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    border-right: 1px solid var(--border-color);
}

.mockup-option {
    height: 60px;
    background: var(--bg-secondary);
    border-radius: 8px;
    border: 2px solid transparent;
    transition: all var(--transition-base);
    animation: pulse 2s ease-in-out infinite;
}

.mockup-option.active {
    border-color: var(--color-blue);
    background: var(--bg-primary);
}

.mockup-option:nth-child(2) {
    animation-delay: 0.5s;
}

.mockup-option:nth-child(3) {
    animation-delay: 1s;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.8; transform: scale(0.98); }
}

.mockup-preview {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl);
}

.mockup-product {
    width: 200px;
    height: 200px;
    background: linear-gradient(135deg, var(--color-blue) 0%, var(--color-light-blue) 100%);
    border-radius: 12px;
    animation: rotate3d 6s ease-in-out infinite;
    box-shadow: var(--shadow-lg);
}

@keyframes rotate3d {
    0%, 100% { transform: perspective(1000px) rotateY(0deg) rotateX(0deg); }
    25% { transform: perspective(1000px) rotateY(10deg) rotateX(5deg); }
    50% { transform: perspective(1000px) rotateY(0deg) rotateX(10deg); }
    75% { transform: perspective(1000px) rotateY(-10deg) rotateX(5deg); }
}

/* ============================================
   Benefits Section
   ============================================ */

.benefits {
    padding: var(--spacing-3xl) var(--spacing-lg);
    background: var(--bg-primary);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.section-title {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 800;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

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

/* Desktop Grid */
.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
}

/* Hide scroll on desktop */
.benefits-scroll {
    display: none;
}

/* Benefit Cards */
.benefit-card {
    position: relative;
    background: var(--bg-secondary);
    padding: var(--spacing-xl);
    border-radius: 20px;
    border: 1px solid var(--border-color);
    transition: all var(--transition-base);
    opacity: 0;
    transform: translateY(30px);
}

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

.benefit-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-blue);
}

.benefit-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-blue) 0%, var(--color-light-blue) 100%);
    border-radius: 16px;
    margin-bottom: var(--spacing-md);
    color: white;
    transition: transform var(--transition-base);
}

.benefit-card:hover .benefit-icon {
    transform: scale(1.1) rotate(5deg);
}

.benefit-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.benefit-description {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
}

/* Expand Button */
.benefit-expand {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    cursor: pointer;
    transition: all var(--transition-base);
    color: var(--text-primary);
}

.benefit-expand:hover {
    background: var(--color-blue);
    color: white;
    transform: rotate(90deg) scale(1.1);
    border-color: var(--color-blue);
}

.benefit-expand svg {
    transition: transform var(--transition-base);
}

/* ============================================
   Modal
   ============================================ */

.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 200;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

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

.modal-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(8px);
}

.modal-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    width: 100%;
    max-height: 85vh;
    background: var(--bg-primary);
    border-radius: 24px;
    padding: var(--spacing-2xl);
    box-shadow: var(--shadow-xl);
    overflow-y: auto;
    transform: scale(0.95) translateY(20px);
    transition: all var(--transition-base);
}

.modal.active .modal-content {
    transform: scale(1) translateY(0);
}

.modal-close {
    position: absolute;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    cursor: pointer;
    transition: all var(--transition-fast);
    color: var(--text-primary);
}

.modal-close:hover {
    background: var(--color-accent);
    color: white;
    transform: rotate(90deg);
    border-color: var(--color-accent);
}

.modal-body h3 {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.modal-body p {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.modal-body ul {
    list-style: none;
    margin: var(--spacing-lg) 0;
}

.modal-body li {
    padding-left: var(--spacing-xl);
    margin-bottom: var(--spacing-sm);
    color: var(--text-secondary);
    position: relative;
}

.modal-body li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-blue);
    font-weight: bold;
}

/* ============================================
   Final CTA
   ============================================ */

.final-cta {
    padding: var(--spacing-3xl) var(--spacing-lg);
    background: var(--bg-secondary);
    text-align: center;
}

.final-cta-content {
    max-width: 700px;
    margin: 0 auto;
}

.final-cta-title {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 800;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.final-cta-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-2xl);
}

/* ============================================
   Animations
   ============================================ */

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

/* ============================================
   Mobile Responsive (Horizontal Scroll)
   ============================================ */

@media (max-width: 768px) {
    /* Hide grid, show scroll */
    .benefits-grid {
        display: none;
    }
    
    .benefits-scroll {
        display: block;
        margin: 0 calc(var(--spacing-lg) * -1);
    }
    
    .benefits-scroll-container {
        display: flex;
        gap: var(--spacing-md);
        padding: 0 var(--spacing-lg);
        overflow-x: auto;
        scroll-snap-type: x mandatory;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
    }
    
    .benefits-scroll-container::-webkit-scrollbar {
        display: none;
    }
    
    .benefits-scroll .benefit-card {
        flex: 0 0 85%;
        scroll-snap-align: center;
        opacity: 1;
        transform: translateY(0);
    }
    
    .hero {
        padding: 120px var(--spacing-md) var(--spacing-2xl);
        min-height: auto;
    }
    
    .mockup-content {
        height: 200px;
    }
    
    .mockup-sidebar {
        width: 120px;
    }
    
    .mockup-option {
        height: 40px;
    }
    
    .mockup-product {
        width: 120px;
        height: 120px;
    }
    
    .modal-content {
        padding: var(--spacing-lg);
        margin: var(--spacing-md);
    }
    
    .final-cta {
        padding: var(--spacing-2xl) var(--spacing-lg);
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .btn-primary, .btn-large {
        width: 100%;
        justify-content: center;
    }
}

/* ============================================
   Utility Classes
   ============================================ */

.no-scroll {
    overflow: hidden;
}