/* 
 * nudefyAU.site - Australian AI Undressing Tool
 * Modern CSS with Australian-inspired design elements and color scheme
 */

:root {
    /* Main color palette */
    --primary: #1E3A8A;     /* Deep navy blue */
    --primary-light: #3B82F6;
    --primary-dark: #1E40AF;
    --accent: #60A5FA;      /* Lighter blue */
    --accent-light: #93C5FD;
    --accent-dark: #2563EB;
    
    /* Neutrals */
    --bg: #FFFFFF;
    --bg-alt: #F9FAFB;
    --text: #111827;
    --text-light: #4B5563;
    --border: #E5E7EB;
    
    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    
    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    
    /* Typography */
    --font-main: 'Poppins', sans-serif;
    --font-size-base: 16px;
    --font-size-sm: 0.875rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    
    /* Borders */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
}

/* Base Reset */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: var(--font-size-base);
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    color: var(--text);
    background-color: var(--bg);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    line-height: 1.3;
    margin-bottom: var(--space-md);
}

h1 {
    font-size: var(--font-size-4xl);
    font-weight: 700;
}

h2 {
    font-size: var(--font-size-3xl);
    font-weight: 700;
}

h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
}

p {
    margin-bottom: var(--space-md);
}

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

a:hover {
    color: var(--primary-light);
}

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

.wrapper {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

/* Typography utility classes */
.highlight {
    position: relative;
    display: inline-block;
}

.highlight::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 8px;
    background: linear-gradient(to right, var(--accent), var(--primary));
    border-radius: var(--radius-full);
    opacity: 0.3;
    z-index: -1;
}

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

.section-subtitle {
    text-align: center;
    color: var(--text-light);
    font-size: var(--font-size-lg);
    margin-top: calc(-1 * var(--space-md));
    margin-bottom: var(--space-xl);
}

/* Header & Navigation */
header {
    background-color: var(--bg);
    padding: var(--space-md) 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-sm);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-weight: 700;
    font-size: var(--font-size-xl);
    color: var(--primary);
}

.logo-icon {
    width: 40px;
    height: 40px;
}

nav {
    display: flex;
    align-items: center;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: var(--space-xl);
    align-items: center;
}

.nav-links li a {
    color: var(--text);
    transition: color var(--transition-fast);
    font-weight: 500;
}

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

.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    width: 30px;
    height: 24px;
    position: relative;
    z-index: 101;
}

.menu-toggle span {
    display: block;
    position: absolute;
    height: 3px;
    width: 100%;
    background: var(--text);
    border-radius: var(--radius-full);
    opacity: 1;
    left: 0;
    transform: rotate(0deg);
    transition: var(--transition-normal);
}

.menu-toggle span:nth-child(1) {
    top: 0px;
}

.menu-toggle span:nth-child(2) {
    top: 10px;
}

.menu-toggle span:nth-child(3) {
    top: 20px;
}

.menu-toggle.active span:nth-child(1) {
    top: 10px;
    transform: rotate(135deg);
}

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

.menu-toggle.active span:nth-child(3) {
    top: 10px;
    transform: rotate(-135deg);
}

.nav-button {
    background: linear-gradient(to right, var(--primary-light), var(--primary));
    color: white !important;
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-md);
    font-weight: 600;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.nav-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Hero Section */
.hero {
    position: relative;
    padding: var(--space-2xl) 0 var(--space-2xl);
    background-color: var(--bg-alt);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -10%;
    right: -5%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(30, 58, 138, 0.1) 0%, rgba(96, 165, 250, 0.05) 50%, transparent 70%);
    border-radius: 50%;
    z-index: 0;
}

.hero-content {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: var(--space-2xl);
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-text h1 {
    margin-bottom: var(--space-md);
}

.hero-text p {
    font-size: var(--font-size-lg);
    margin-bottom: var(--space-xl);
    color: var(--text-light);
    max-width: 600px;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
    align-items: center;
}

.primary-button {
    display: inline-block;
    background: linear-gradient(to right, var(--accent), var(--primary));
    color: white;
    font-weight: 600;
    padding: var(--space-md) var(--space-xl);
    border-radius: var(--radius-md);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
    box-shadow: var(--shadow-md);
}

.primary-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    color: white;
}

.primary-button.large {
    padding: var(--space-md) var(--space-2xl);
    font-size: var(--font-size-lg);
}

.trust-badge {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    color: var(--text-light);
    font-size: var(--font-size-sm);
}

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

.wave-divider {
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 100%;
    overflow: hidden;
    line-height: 0;
    z-index: 1;
}

.wave-divider svg {
    position: relative;
    display: block;
    width: calc(100% + 1.3px);
    height: 56px;
}

.wave-divider .shape-fill {
    fill: var(--bg);
}

/* Australian Banner */
.aussie-banner {
    padding: var(--space-xl) 0;
    background: linear-gradient(135deg, var(--primary-dark), var(--primary));
    color: white;
    position: relative;
    overflow: hidden;
}

.aussie-banner-content {
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 2;
    text-align: center;
}

.banner-text {
    padding: 0 var(--space-xl);
}

.banner-text h2 {
    margin-bottom: var(--space-sm);
}

.aussie-pattern {
    width: 100px;
    height: 100%;
    position: absolute;
    opacity: 0.1;
}

.aussie-pattern.left {
    left: 0;
    background-image: repeating-linear-gradient(45deg, 
        rgba(255, 255, 255, 0.2) 0px, 
        rgba(255, 255, 255, 0.2) 10px, 
        transparent 10px, 
        transparent 20px);
}

.aussie-pattern.right {
    right: 0;
    background-image: repeating-linear-gradient(-45deg, 
        rgba(255, 255, 255, 0.2) 0px, 
        rgba(255, 255, 255, 0.2) 10px, 
        transparent 10px, 
        transparent 20px);
}

/* Features Section */
.features {
    padding: var(--space-2xl) 0;
    background-color: var(--bg);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-xl);
}

.feature-card {
    padding: var(--space-xl);
    background: var(--bg);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
    border-top: 4px solid var(--accent);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    margin-bottom: var(--space-md);
}

/* How It Works Section */
.how-it-works {
    padding: var(--space-2xl) 0;
    background-color: var(--bg-alt);
}

.steps {
    max-width: 800px;
    margin: 0 auto;
}

.step {
    display: flex;
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
    align-items: flex-start;
}

.step:last-child {
    margin-bottom: 0;
}

.step-number {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 50px;
    height: 50px;
    background: linear-gradient(to right, var(--primary), var(--accent));
    color: white;
    font-weight: 700;
    font-size: var(--font-size-xl);
    border-radius: var(--radius-full);
    flex-shrink: 0;
}

.step-content {
    flex-grow: 1;
}

.cta-center {
    margin-top: var(--space-2xl);
    text-align: center;
}

/* Stats Section */
.stats {
    padding: var(--space-2xl) 0;
    background-color: var(--bg);
}

.stats-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-lg);
    text-align: center;
}

.stat-box {
    background: linear-gradient(145deg, var(--bg-alt), var(--bg));
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-normal);
}

.stat-box:hover {
    transform: translateY(-3px);
}

.stat-number {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    background: linear-gradient(to right, var(--accent), var(--primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--space-xs);
}

.stat-label {
    color: var(--text-light);
    font-size: var(--font-size-sm);
    font-weight: 500;
}

/* FAQ Section */
.faq {
    padding: var(--space-2xl) 0;
    background-color: var(--bg-alt);
}

.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid var(--border);
}

.faq-question {
    padding: var(--space-lg) 0;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-question h3 {
    margin: 0;
    font-size: var(--font-size-lg);
}

.faq-icon {
    position: relative;
    width: 20px;
    height: 20px;
}

.faq-icon::before,
.faq-icon::after {
    content: '';
    position: absolute;
    background-color: var(--primary);
    transition: transform var(--transition-normal);
}

.faq-icon::before {
    top: 9px;
    left: 0;
    width: 20px;
    height: 2px;
}

.faq-icon::after {
    top: 0;
    left: 9px;
    width: 2px;
    height: 20px;
}

.faq-item.active .faq-icon::after {
    transform: rotate(90deg);
}

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

.faq-item.active .faq-answer {
    max-height: 300px;
    padding-bottom: var(--space-lg);
}

/* Final CTA Section */
.final-cta {
    padding: var(--space-2xl) 0;
    text-align: center;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: white;
}

.final-cta h2 {
    margin-bottom: var(--space-md);
}

.final-cta p {
    margin-bottom: var(--space-xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.final-cta .primary-button {
    background: white;
    color: var(--primary);
}

.final-cta .primary-button:hover {
    background: white;
    color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255, 255, 255, 0.2);
}

/* Footer */
footer {
    background-color: var(--text);
    color: white;
    padding: var(--space-2xl) 0 var(--space-lg);
    margin-top: auto;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: var(--space-2xl);
    margin-bottom: var(--space-2xl);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.footer-site-name {
    display: flex;
    flex-direction: column;
}

.site-name {
    font-weight: 700;
    font-size: var(--font-size-lg);
}

.site-tagline {
    font-size: var(--font-size-sm);
    opacity: 0.7;
}

.footer-about {
    opacity: 0.7;
    font-size: var(--font-size-sm);
    max-width: 400px;
}

.footer-links h4 {
    margin-bottom: var(--space-md);
    font-size: var(--font-size-lg);
    position: relative;
    display: inline-block;
}

.footer-links h4::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -5px;
    width: 30px;
    height: 2px;
    background: linear-gradient(to right, var(--accent), var(--accent-dark));
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: var(--space-sm);
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: white;
}

.footer-bottom {
    padding-top: var(--space-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-md);
    font-size: var(--font-size-sm);
    opacity: 0.7;
}

.keywords a {
    color: rgba(255, 255, 255, 0.7);
    margin-left: var(--space-sm);
    transition: color var(--transition-fast);
}

.keywords a:hover {
    color: white;
}

/* Responsive Styles */
@media (max-width: 992px) {
    :root {
        --font-size-4xl: 2rem;
        --font-size-3xl: 1.75rem;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
    }
    
    .hero-image {
        order: -1;
        margin-bottom: var(--space-lg);
        max-width: 400px;
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero-text {
        text-align: center;
    }
    
    .hero-text p {
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-xl);
    }
    
    .footer-info {
        grid-column: span 2;
    }
}

@media (max-width: 768px) {
    .menu-toggle {
        display: block;
    }
    
    .nav-links {
        position: fixed;
        top: 0;
        right: 0;
        bottom: 0;
        background: var(--bg);
        width: 80%;
        max-width: 300px;
        flex-direction: column;
        align-items: flex-start;
        padding: 80px var(--space-lg) var(--space-lg);
        gap: var(--space-lg);
        z-index: 100;
        transform: translateX(100%);
        transition: transform var(--transition-normal);
        box-shadow: var(--shadow-lg);
    }
    
    .nav-links.active {
        transform: translateX(0);
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }
    
    .footer-info {
        grid-column: span 1;
    }
    
    .footer-bottom {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
}

@media (max-width: 576px) {
    :root {
        --space-2xl: 2rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .stats-row {
        grid-template-columns: 1fr;
    }
    
    .step {
        flex-direction: column;
        text-align: center;
    }
    
    .step-number {
        margin-left: auto;
        margin-right: auto;
    }
}