/*
* aiclothingremoverUS.love - AI Clothing Remover USA Website
* Main stylesheet with American-inspired elements and blue color scheme
*/

/* Base styles and variables */
:root {
    --primary: #0047AB; /* Cobalt Blue */
    --primary-light: #6495ED; /* Cornflower Blue */
    --primary-dark: #00308F; /* Navy Blue */
    --accent: #D1E0FF; /* Light Blue */
    --background: #f8f9fa; /* Light Gray */
    --white: #FFFFFF;
    --dark: #212529; /* Almost Black */
    --gray-dark: #343a40;
    --gray: #6c757d;
    --gray-light: #ced4da;
    --border-radius: 6px;
    --border-radius-lg: 12px;
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
    --shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
    font-size: 62.5%; /* 1rem = 10px */
}

body {
    font-family: 'Segoe UI', 'Roboto', sans-serif;
    font-size: 1.6rem;
    line-height: 1.6;
    color: var(--gray-dark);
    background-color: var(--white);
    overflow-x: hidden;
}

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

.container {
    width: 100%;
    max-width: 120rem;
    margin: 0 auto;
    padding: 0 2rem;
}

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

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

ul {
    list-style: none;
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    margin-bottom: 1rem;
    font-weight: 600;
    line-height: 1.2;
    color: var(--dark);
}

h1 {
    font-size: 4.2rem;
    margin-bottom: 2rem;
}

h2 {
    font-size: 3.6rem;
    margin-bottom: 1.5rem;
}

h3 {
    font-size: 2.4rem;
    margin-bottom: 1rem;
}

p {
    margin-bottom: 2rem;
}

/* Buttons */
.button {
    display: inline-block;
    font-size: 1.6rem;
    font-weight: 500;
    padding: 1.2rem 2.4rem;
    border-radius: 50px;
    text-align: center;
    transition: var(--transition);
    background-color: var(--white);
    color: var(--primary);
    border: 2px solid transparent;
    box-shadow: var(--shadow-sm);
    cursor: pointer;
}

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

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

.button.outline {
    background-color: transparent;
    border-color: var(--primary);
    color: var(--primary);
}

.button.outline:hover {
    background-color: var(--primary);
    color: var(--white);
    transform: translateY(-2px);
}

.button.large {
    font-size: 1.8rem;
    padding: 1.4rem 3.2rem;
}

.button-group {
    display: flex;
    gap: 1.6rem;
    margin-top: 3rem;
}

/* Header */
.site-header {
    background-color: var(--white);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-sm);
    padding: 1.5rem 0;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-weight: 700;
    font-size: 2rem;
    color: var(--dark);
}

.logo-icon {
    border-radius: 50%;
}

.highlight {
    color: var(--primary);
}

/* Navigation */
.main-menu .menu-items {
    display: flex;
    align-items: center;
    gap: 3rem;
}

.main-menu .menu-items li a {
    color: var(--gray);
    font-weight: 500;
    position: relative;
}

.main-menu .menu-items li a:hover {
    color: var(--primary);
}

.main-menu .menu-items li a::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -4px;
    width: 0;
    height: 2px;
    background-color: var(--primary);
    transition: var(--transition);
}

.main-menu .menu-items li a:hover::after {
    width: 100%;
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    width: 3rem;
    height: 2.4rem;
    position: relative;
}

.menu-toggle span {
    display: block;
    position: absolute;
    height: 3px;
    width: 100%;
    background-color: var(--primary);
    border-radius: 3px;
    transition: var(--transition);
}

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

.menu-toggle span:nth-child(2) {
    top: 50%;
    transform: translateY(-50%);
}

.menu-toggle span:nth-child(3) {
    bottom: 0;
}

/* Hero Section */
.hero {
    background-color: var(--accent);
    padding: 8rem 0 0;
    position: relative;
    overflow: hidden;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    padding-bottom: 10rem;
}

.hero-text h1 {
    color: var(--dark);
    margin-bottom: 2rem;
}

.hero-text p {
    color: var(--gray-dark);
    font-size: 1.8rem;
    margin-bottom: 3rem;
}

.hero-visual {
    display: flex;
    justify-content: center;
}

.tech-illustration {
    width: 100%;
    max-width: 40rem;
}

.wave-separator {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    line-height: 0;
}

.wave-separator svg {
    width: 100%;
    height: auto;
}

/* Features Section */
.features {
    padding: 8rem 0;
    background-color: var(--background);
}

.section-header {
    text-align: center;
    max-width: 70rem;
    margin: 0 auto 6rem;
}

.section-header h2 {
    color: var(--primary-dark);
}

.section-header p {
    font-size: 1.8rem;
    color: var(--gray);
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(25rem, 1fr));
    gap: 3rem;
}

.feature-card {
    background-color: var(--white);
    padding: 3rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
    text-align: center;
}

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

.feature-icon {
    width: 6rem;
    height: 6rem;
    margin: 0 auto 2rem;
}

.feature-card h3 {
    color: var(--primary-dark);
    margin-bottom: 1.5rem;
}

.feature-card p {
    color: var(--gray);
}

/* How it works */
.how-it-works {
    padding: 8rem 0;
    background-color: var(--white);
}

.steps {
    max-width: 90rem;
    margin: 0 auto;
}

.step {
    display: flex;
    align-items: center;
    gap: 3rem;
}

.step-number {
    width: 6rem;
    height: 6rem;
    background-color: var(--primary);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.4rem;
    font-weight: 700;
    flex-shrink: 0;
}

.step-content {
    flex: 1;
}

.step-icon {
    width: 6rem;
    height: 6rem;
    flex-shrink: 0;
}

.step-connector {
    padding: 2rem 0 2rem 3rem;
}

/* Testimonials */
.testimonials {
    padding: 8rem 0;
    background-color: var(--background);
}

.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(30rem, 1fr));
    gap: 3rem;
    margin-top: 5rem;
}

.testimonial-card {
    background-color: var(--white);
    padding: 3rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.testimonial-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.testimonial-content {
    margin-bottom: 2.5rem;
}

.testimonial-content p {
    font-style: italic;
    color: var(--gray-dark);
    margin-bottom: 0;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.author-avatar {
    width: 4.5rem;
    height: 4.5rem;
    border-radius: 50%;
    overflow: hidden;
}

.author-info h4 {
    margin: 0;
    font-size: 1.8rem;
}

.author-info p {
    margin: 0;
    color: var(--gray);
    font-size: 1.4rem;
}

/* CTA Section */
.cta-section {
    padding: 10rem 0;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.cta-section .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.cta-content {
    max-width: 60rem;
}

.cta-content h2 {
    color: var(--white);
    font-size: 3.6rem;
    margin-bottom: 1.5rem;
}

.cta-content p {
    color: var(--accent);
    font-size: 1.8rem;
    margin-bottom: 3rem;
    opacity: 0.9;
}

.decoration {
    width: 20rem;
    height: 20rem;
}

/* Footer */
.site-footer {
    background-color: var(--dark);
    color: var(--white);
    padding: 6rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-branding p {
    color: var(--gray-light);
    opacity: 0.8;
    margin-top: 2rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 1rem;
    color: var(--white);
    font-size: 1.8rem;
    font-weight: 600;
}

.footer-links h3,
.footer-features h3 {
    color: var(--white);
    font-size: 1.8rem;
    margin-bottom: 2rem;
    font-weight: 500;
}

.footer-links ul,
.footer-features ul {
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
}

.footer-links ul li a {
    color: var(--gray-light);
    opacity: 0.7;
    transition: var(--transition);
}

.footer-links ul li a:hover {
    color: var(--primary-light);
    opacity: 1;
}

.footer-features ul li {
    color: var(--gray-light);
    opacity: 0.7;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
    text-align: center;
}

.disclaimer {
    font-size: 1.4rem;
    color: var(--gray-light);
    opacity: 0.6;
    margin-bottom: 1rem;
}

.copyright {
    font-size: 1.4rem;
    color: var(--gray-light);
    opacity: 0.6;
}

/* Animations */
@keyframes rotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

@keyframes rotate-reverse {
    from {
        transform: rotate(360deg);
    }
    to {
        transform: rotate(0deg);
    }
}

@keyframes pulse {
    0% {
        transform: scale(1);
        opacity: 0.7;
    }
    50% {
        transform: scale(1.1);
        opacity: 1;
    }
    100% {
        transform: scale(1);
        opacity: 0.7;
    }
}

.rotating-circle {
    animation: rotate 30s linear infinite;
    transform-origin: center;
}

.rotating-circle-reverse {
    animation: rotate-reverse 20s linear infinite;
    transform-origin: center;
}

.pulse {
    animation: pulse 1.5s infinite ease-in-out;
}

/* Responsive Styles */
@media (max-width: 992px) {
    html {
        font-size: 58%;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-visual {
        grid-row: 1;
        margin-bottom: 4rem;
    }
    
    .button-group {
        justify-content: center;
    }
    
    .cta-section .container {
        flex-direction: column;
        text-align: center;
    }
    
    .decoration {
        margin-top: 4rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 4rem;
        text-align: center;
    }
    
    .footer-logo {
        justify-content: center;
    }
    
    .footer-links ul,
    .footer-features ul {
        align-items: center;
    }
}

@media (max-width: 768px) {
    html {
        font-size: 55%;
    }
    
    h1 {
        font-size: 3.6rem;
    }
    
    h2 {
        font-size: 3rem;
    }
    
    .menu-toggle {
        display: block;
        z-index: 101;
    }
    
    .menu-toggle.active span:nth-child(1) {
        top: 50%;
        transform: translateY(-50%) rotate(45deg);
    }
    
    .menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .menu-toggle.active span:nth-child(3) {
        bottom: 50%;
        transform: translateY(50%) rotate(-45deg);
    }
    
    .main-menu .menu-items {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        height: 100vh;
        background-color: var(--white);
        flex-direction: column;
        justify-content: center;
        padding: 2rem;
        transition: var(--transition);
        box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
        z-index: 100;
    }
    
    .main-menu .menu-items.active {
        right: 0;
    }
    
    .step {
        flex-direction: column;
        text-align: center;
    }
    
    .step-icon {
        order: -1;
        margin-bottom: 2rem;
    }
    
    .step-connector {
        padding: 3rem 0;
    }
    
    .feature-grid,
    .testimonial-grid {
        grid-template-columns: 1fr;
        max-width: 50rem;
        margin-left: auto;
        margin-right: auto;
    }
}

@media (max-width: 576px) {
    html {
        font-size: 50%;
    }
    
    .button-group {
        flex-direction: column;
        width: 100%;
    }
    
    .button {
        width: 100%;
    }
    
    .hero {
        padding: 6rem 0 0;
    }
    
    .hero-content {
        padding-bottom: 8rem;
    }
    
    .features,
    .how-it-works,
    .testimonials {
        padding: 6rem 0;
    }
    
    .cta-section {
        padding: 8rem 0;
    }
}