/*
 * Main Stylesheet for kamalaharrisaiporn.love
 * A sleek, modern design with teal/purple gradients
 */

/* Base Variables */
:root {
    /* Colors */
    --primary: #00C9A7;
    --secondary: #845EC2;
    --dark: #121212;
    --dark-accent: #252525;
    --light: #ffffff;
    --light-muted: rgba(255, 255, 255, 0.7);
    --border: rgba(255, 255, 255, 0.1);
    
    /* Gradients */
    --gradient-main: linear-gradient(135deg, var(--primary), var(--secondary));
    --gradient-dark: linear-gradient(135deg, #121212, #252525);
    
    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 2rem;
    --space-lg: 3rem;
    --space-xl: 5rem;
    
    /* Borders */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 1rem;
    
    /* Typography */
    --font-heading: 'Urbanist', sans-serif;
    --font-body: 'Outfit', sans-serif;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
}

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-body);
    background-color: var(--dark);
    color: var(--light);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: var(--space-sm);
}

h1 {
    font-size: 3rem;
}

h2 {
    font-size: 2.5rem;
}

h3 {
    font-size: 1.75rem;
}

h4 {
    font-size: 1.5rem;
}

h5 {
    font-size: 1.25rem;
}

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

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

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

ul {
    list-style: none;
}

/* Container */
.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-sm);
}

/* Buttons */
.btn-primary,
.btn-secondary,
.btn-cta {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    font-family: var(--font-heading);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all var(--transition-normal);
    cursor: pointer;
}

.btn-primary {
    background: var(--gradient-main);
    color: var(--light);
    box-shadow: 0 4px 15px rgba(0, 201, 167, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 201, 167, 0.4);
    color: var(--light);
}

.btn-secondary {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--light);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--primary);
}

.btn-cta {
    background: var(--gradient-main);
    color: var(--light);
    padding: 0.6rem 1.2rem;
    border-radius: var(--radius-md);
}

.btn-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 201, 167, 0.4);
    color: var(--light);
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

/* Highlight Text */
.highlight {
    background: var(--gradient-main);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-fill-color: transparent;
}

/* Header */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: rgba(18, 18, 18, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    transition: all var(--transition-normal);
    padding: 1rem 0;
}

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

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

.site-name {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.4rem;
    background: var(--gradient-main);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-fill-color: transparent;
}

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

.nav-list {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-list li a {
    position: relative;
    font-weight: 500;
}

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

.nav-list li a:not(.btn-cta)::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-main);
    transition: width var(--transition-normal);
}

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

.menu-toggle {
    display: none;
    background: transparent;
    border: none;
    cursor: pointer;
    z-index: 1001;
}

.menu-toggle .bar {
    display: block;
    width: 25px;
    height: 2px;
    margin: 6px 0;
    background-color: var(--light);
    transition: all var(--transition-fast);
}

/* Hero Section */
.hero {
    padding: calc(80px + var(--space-xl)) 0 var(--space-xl);
    position: relative;
    overflow: hidden;
}

.hero .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-lg);
}

.hero-content {
    flex: 1;
}

.hero-text {
    font-size: 1.25rem;
    color: var(--light-muted);
    margin-bottom: var(--space-md);
    max-width: 90%;
}

.hero-actions {
    display: flex;
    gap: var(--space-sm);
    margin-top: var(--space-md);
}

.hero-visual {
    flex: 1;
    display: flex;
    justify-content: flex-end;
    align-items: center;
}

/* Features Section */
.features {
    padding: var(--space-xl) 0;
    background: var(--dark-accent);
}

.section-title {
    text-align: center;
    margin-bottom: var(--space-sm);
    font-size: 2.5rem;
}

.section-subtitle {
    text-align: center;
    color: var(--light-muted);
    font-size: 1.2rem;
    margin-bottom: var(--space-lg);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

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

.feature-card {
    background: var(--dark);
    border-radius: var(--radius-lg);
    padding: var(--space-md);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
    border: 1px solid var(--border);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    border-color: var(--primary);
}

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

.feature-card h3 {
    margin-bottom: var(--space-xs);
    font-size: 1.5rem;
}

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

/* Content Library Section */
.content-library {
    padding: var(--space-xl) 0;
}

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

.content-card {
    background: var(--dark-accent);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    transition: transform var(--transition-normal);
}

.content-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

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

.content-info h3 {
    margin-bottom: var(--space-xs);
    font-size: 1.3rem;
}

.content-info p {
    color: var(--light-muted);
    font-size: 0.9rem;
}

/* CTA Container */
.cta-container {
    background: var(--dark-accent);
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    text-align: center;
    border: 1px solid var(--border);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
}

.cta-container h3 {
    margin-bottom: var(--space-md);
    font-size: 1.75rem;
}

/* Footer */
.site-footer {
    background: var(--dark-accent);
    border-top: 1px solid var(--border);
    padding: var(--space-xl) 0 var(--space-md);
}

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

.footer-brand {
    display: flex;
    gap: var(--space-md);
}

.footer-brand-info {
    flex: 1;
}

.footer-brand-info h4 {
    margin-bottom: var(--space-xs);
}

.footer-brand-info p {
    color: var(--light-muted);
    font-size: 0.9rem;
}

.footer-nav {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
}

.footer-nav-group h5 {
    position: relative;
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-xs);
    display: inline-block;
}

.footer-nav-group h5::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background: var(--primary);
}

.footer-nav-group ul li {
    margin-bottom: var(--space-xs);
}

.footer-nav-group ul li a {
    color: var(--light-muted);
}

.footer-nav-group ul li a:hover {
    color: var(--primary);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--space-md);
    border-top: 1px solid var(--border);
}

.footer-bottom p {
    font-size: 0.9rem;
    color: var(--light-muted);
}

/* Media Queries */
@media (max-width: 992px) {
    h1 {
        font-size: 2.5rem;
    }
    
    h2 {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .hero .container {
        flex-direction: column;
    }
    
    .hero-visual {
        justify-content: center;
        order: -1;
        margin-bottom: var(--space-md);
    }
}

@media (max-width: 768px) {
    .menu-toggle {
        display: block;
    }
    
    .main-nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 400px;
        height: 100vh;
        background-color: var(--dark);
        padding: 80px var(--space-md);
        transition: right var(--transition-normal);
        box-shadow: -5px 0 15px rgba(0, 0, 0, 0.3);
        z-index: 1000;
    }
    
    .main-nav.active {
        right: 0;
    }
    
    .nav-list {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-md);
    }
    
    .footer-content,
    .footer-nav {
        grid-template-columns: 1fr;
    }
    
    .footer-brand {
        flex-direction: column;
    }
}

@media (max-width: 576px) {
    h1 {
        font-size: 2rem;
    }
    
    .hero-text {
        font-size: 1.1rem;
    }
    
    .hero-actions {
        flex-direction: column;
    }
    
    .btn-primary,
    .btn-secondary {
        width: 100%;
        text-align: center;
    }
    
    .features-grid,
    .content-grid {
        grid-template-columns: 1fr;
    }
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 1s ease forwards;
}

/* Accessibility */
:focus {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    margin: -1px;
    padding: 0;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}