/* 
 * Main CSS for freeaideepfakeporn.site
 * Modern, responsive design with blue theme
 */

/* Base Styles & Reset */
:root {
    --primary: #1E88E5;
    --primary-dark: #0D47A1;
    --primary-light: #90CAF9;
    --accent: #2196F3;
    --accent-light: #E3F2FD;
    --background: #FFFFFF;
    --background-light: #F5F8FA;
    --text: #212121;
    --text-light: #757575;
    --text-on-dark: #FFFFFF;
    --radius: 6px;
    --radius-lg: 12px;
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.08);
    --shadow-lg: 0 8px 16px rgba(0,0,0,0.12);
    --transition: all 0.3s ease;
    --spacing: 8px;
    --container-max: 1140px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Roboto', 'Arial', sans-serif;
    color: var(--text);
    line-height: 1.5;
    background-color: var(--background);
}

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

.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 20px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
}

h1 {
    font-size: 1.75rem;
}

h2 {
    font-size: 2.25rem;
    margin-bottom: 1.5rem;
}

h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.section-heading {
    text-align: center;
    margin-bottom: 2.5rem;
    position: relative;
    padding-bottom: 1rem;
}

.section-heading::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background-color: var(--primary);
}

p {
    margin-bottom: 1rem;
    color: var(--text-light);
}

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

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

/* Header & Navigation */
header {
    background-color: var(--background);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

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

.logo-container h1 {
    font-size: 1.25rem;
    margin-bottom: 0;
}

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

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-menu a {
    color: var(--text);
    font-weight: 500;
    position: relative;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 0;
    background-color: var(--primary);
    transition: var(--transition);
}

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

.nav-menu a:hover::after {
    width: 100%;
}

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

.nav-toggle span {
    display: block;
    position: absolute;
    height: 2px;
    width: 100%;
    background: var(--text);
    border-radius: 2px;
    left: 0;
    transform: rotate(0deg);
    transition: .25s ease-in-out;
}

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

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

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

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

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
    left: -60px;
}

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

/* Button Styles */
.primary-button {
    display: inline-block;
    background-color: var(--primary);
    color: var(--text-on-dark);
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius);
    font-weight: 600;
    text-align: center;
    transition: var(--transition);
    border: none;
    cursor: pointer;
}

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

.primary-button.large {
    padding: 1rem 2rem;
    font-size: 1.1rem;
    border-radius: var(--radius-lg);
}

/* Hero Section */
.hero-section {
    padding: 4rem 0;
    background: linear-gradient(120deg, var(--accent-light) 0%, var(--background) 100%);
    overflow: hidden;
}

.hero-section .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.hero-text h2 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--primary-dark);
    line-height: 1.2;
}

.hero-text p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

.hero-visual {
    max-width: 100%;
    height: auto;
}

/* Technology Section */
.tech-section {
    padding: 5rem 0;
    background-color: var(--background);
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.tech-card {
    background-color: var(--background-light);
    border-radius: var(--radius-lg);
    padding: 2rem;
    text-align: center;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.tech-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.tech-icon {
    margin-bottom: 1.5rem;
    display: flex;
    justify-content: center;
}

.tech-card h3 {
    margin-bottom: 1rem;
    color: var(--primary-dark);
}

/* Benefits Section */
.benefits-section {
    padding: 5rem 0;
    background-color: var(--accent-light);
}

.benefits-container {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.benefit-item {
    background: var(--background);
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    position: relative;
}

.benefit-number {
    font-size: 3rem;
    font-weight: 900;
    color: var(--primary);
    opacity: 0.1;
    position: absolute;
    top: 10px;
    right: 20px;
}

.benefit-item h3 {
    color: var(--primary-dark);
    position: relative;
    z-index: 2;
}

/* CTA Section */
.cta-section {
    padding: 5rem 0;
    background: linear-gradient(to bottom, var(--background) 0%, var(--accent-light) 100%);
}

.cta-section .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.cta-content {
    max-width: 500px;
}

.cta-content h2 {
    margin-bottom: 1.5rem;
    color: var(--primary-dark);
}

.cta-content p {
    margin-bottom: 2rem;
    font-size: 1.2rem;
}

/* Footer */
footer {
    background-color: var(--primary-dark);
    color: var(--text-on-dark);
    padding: 4rem 0 2rem;
    margin-top: auto;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    margin-bottom: 3rem;
}

.footer-logo {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
}

.footer-links {
    display: flex;
    gap: 4rem;
}

.footer-nav h4,
.footer-legal h4 {
    color: var(--text-on-dark);
    margin-bottom: 1.5rem;
}

.footer-nav ul,
.footer-legal ul {
    list-style: none;
}

.footer-nav li,
.footer-legal li {
    margin-bottom: 0.75rem;
}

.footer-nav a,
.footer-legal a {
    color: var(--primary-light);
}

.footer-nav a:hover,
.footer-legal a:hover {
    color: var(--text-on-dark);
}

.copyright {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.875rem;
}

/* Responsive Design */
@media screen and (max-width: 992px) {
    .tech-grid,
    .benefits-container {
        grid-template-columns: 1fr 1fr;
    }
    
    .hero-text h2 {
        font-size: 2.5rem;
    }
}

@media screen and (max-width: 768px) {
    .hero-section .container,
    .cta-section .container {
        grid-template-columns: 1fr;
    }
    
    .hero-visual,
    .cta-graphic {
        display: none;
    }
    
    .nav-toggle {
        display: block;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        width: 100%;
        flex-direction: column;
        background: var(--background);
        box-shadow: var(--shadow-sm);
        padding: 2rem;
        transform: translateY(-150%);
        transition: var(--transition);
        opacity: 0;
        pointer-events: none;
        text-align: center;
        gap: 1.5rem;
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        pointer-events: all;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 2rem;
    }
    
    .footer-links {
        gap: 2rem;
        flex-wrap: wrap;
    }
}

@media screen and (max-width: 576px) {
    .tech-grid,
    .benefits-container {
        grid-template-columns: 1fr;
    }
    
    h2 {
        font-size: 1.75rem;
    }
    
    .hero-text h2 {
        font-size: 2rem;
    }
}