/* NoAltTab Welcome Page Styles */
:root {
    --primary-color: #2563EB;
    --secondary-color: #7C3AED;
    --accent-color: #10B981;
    --dark-bg: #0D0D0C;
    --dark-card: #161615;
    --dark-text: #EDEDEC;
    --light-bg: #FFFFFF;
    --light-card: #F9FAFB;
    --light-text: #1C1C1A;
    --border-light: #E5E7EB;
    --border-dark: #3E3E3A;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--light-text);
    background-color: var(--light-bg);
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* Dark Mode */
body.dark {
    background-color: var(--dark-bg);
    color: var(--dark-text);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    position: relative;
    overflow: hidden;
    padding: 2rem;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 120"><path d="M321.39,56.44c58-10.79,114.16-30.13,172-41.86,82.39-16.72,168.19-17.73,250.45-.39C823.78,31,906.67,72,985.66,92.83c70.05,18.48,146.53,26.09,214.34,3V0H0V27.35A600.21,600.21,0,0,0,321.39,56.44Z" fill="rgba(255,255,255,0.1)"/></svg>') no-repeat bottom;
    background-size: cover;
    opacity: 0.3;
}

.hero-content {
    text-align: center;
    z-index: 1;
    max-width: 1200px;
    color: white;
}

.hero-title {
    font-size: clamp(2.5rem, 8vw, 5rem);
    font-weight: 800;
    margin-bottom: 1.5rem;
    text-shadow: 2px 2px 10px rgba(0,0,0,0.3);
    animation: fadeInUp 0.8s ease-out;
}

.hero-subtitle {
    font-size: clamp(1.2rem, 3vw, 1.8rem);
    margin-bottom: 3rem;
    opacity: 0.95;
    animation: fadeInUp 1s ease-out;
}

.cta-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1.2s ease-out;
}

.btn {
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 50px;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-primary {
    background: white;
    color: #667eea;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.3);
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

.btn-secondary:hover {
    background: white;
    color: #667eea;
    transform: translateY(-3px);
}

/* Features Section */
.features {
    padding: 6rem 2rem;
    background: var(--light-bg);
}

body.dark .features {
    background: var(--dark-bg);
}

.features-container {
    max-width: 1200px;
    margin: 0 auto;
}

.section-title {
    text-align: center;
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--light-text);
}

body.dark .section-title {
    color: var(--dark-text);
}

.section-subtitle {
    text-align: center;
    font-size: 1.2rem;
    color: #6B7280;
    margin-bottom: 4rem;
}

body.dark .section-subtitle {
    color: #9CA3AF;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.feature-card {
    background: var(--light-card);
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
    transition: all 0.3s ease;
    border: 1px solid var(--border-light);
}

body.dark .feature-card {
    background: var(--dark-card);
    border-color: var(--border-dark);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}

body.dark .feature-card:hover {
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    color: white;
    font-size: 1.8rem;
}

.feature-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--light-text);
}

body.dark .feature-title {
    color: var(--dark-text);
}

.feature-description {
    color: #6B7280;
    line-height: 1.7;
}

body.dark .feature-description {
    color: #9CA3AF;
}

/* Stats Section */
.stats {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 4rem 2rem;
    color: white;
}

.stats-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    text-align: center;
}

.stat-item {
    animation: fadeInUp 0.8s ease-out;
}

.stat-number {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 800;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1.1rem;
    opacity: 0.9;
}

/* CTA Section */
.cta-section {
    padding: 6rem 2rem;
    background: var(--light-card);
    text-align: center;
}

body.dark .cta-section {
    background: var(--dark-card);
}

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

.cta-title {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--light-text);
}

body.dark .cta-title {
    color: var(--dark-text);
}

.cta-text {
    font-size: 1.2rem;
    color: #6B7280;
    margin-bottom: 2.5rem;
}

body.dark .cta-text {
    color: #9CA3AF;
}

/* Theme Toggle */
.theme-toggle {
    position: fixed;
    top: 2rem;
    right: 2rem;
    z-index: 1000;
    background: white;
    border: 2px solid var(--border-light);
    border-radius: 50px;
    padding: 0.5rem 1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
}

body.dark .theme-toggle {
    background: var(--dark-card);
    border-color: var(--border-dark);
    color: var(--dark-text);
}

.theme-toggle:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(0,0,0,0.15);
}

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

/* Responsive */
@media (max-width: 768px) {
    .hero {
        padding: 1rem;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .theme-toggle {
        top: 1rem;
        right: 1rem;
    }
}

/* User Card */
.user-card {
    background: white;
    border-radius: 15px;
    padding: 2rem;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    max-width: 400px;
    margin: 2rem auto;
    text-align: center;
}

body.dark .user-card {
    background: var(--dark-card);
    border: 1px solid var(--border-dark);
}

.user-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 700;
    margin: 0 auto 1rem;
}

.user-name {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--light-text);
}

body.dark .user-name {
    color: var(--dark-text);
}

.user-email {
    color: #6B7280;
    margin-bottom: 1rem;
}

body.dark .user-email {
    color: #9CA3AF;
}

.user-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: #DCFCE7;
    color: #166534;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

body.dark .user-badge {
    background: rgba(16, 185, 129, 0.2);
    color: #10B981;
}

.user-actions {
    display: flex;
    gap: 1rem;
}

.user-actions .btn {
    flex: 1;
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
}
.user-actions.compact {
    display: flex;
    gap: 8px;
}

.user-actions.compact .btn {
    padding: 6px 10px;
    font-size: 12px;
    line-height: 1;
    min-height: auto;
}

.user-actions.compact svg {
    width: 14px;
    height: 14px;
}

/* Contact Section - 21N78E Style */
.contact-section {
    padding: 6rem 2rem;
    background: var(--light-bg);
}

body.dark .contact-section {
    background: var(--dark-bg);
}

.contact-container {
    max-width: 1200px;
    margin: 0 auto;
}

.contact-title {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 300;
    margin-bottom: 4rem;
    color: var(--light-text);
    letter-spacing: -0.02em;
}

body.dark .contact-title {
    color: var(--dark-text);
}

.contact-simple-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

/* Left Column */
.contact-info-block {
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
}

.contact-intro {
    font-size: 1.1rem;
    color: #6B7280;
    line-height: 1.6;
    margin-bottom: 0.5rem;
}

body.dark .contact-intro {
    color: #9CA3AF;
}

.contact-intro-alt {
    font-size: 1.1rem;
    color: #6B7280;
    line-height: 1.6;
    margin-bottom: 0.5rem;
}

body.dark .contact-intro-alt {
    color: #9CA3AF;
}

.contact-main-email {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--light-text);
    text-decoration: none;
    transition: color 0.3s ease;
}

body.dark .contact-main-email {
    color: var(--dark-text);
}

.contact-main-email:hover {
    color: var(--primary-color);
}

.contact-links-group {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-link-button {
    display: inline-block;
    color: var(--primary-color);
    font-weight: 600;
    text-decoration: underline;
    transition: opacity 0.3s ease;
}

.contact-link-button:hover {
    opacity: 0.7;
}

.contact-secondary-email {
    font-size: 1.1rem;
    color: var(--light-text);
    text-decoration: none;
    transition: color 0.3s ease;
}

body.dark .contact-secondary-email {
    color: var(--dark-text);
}

.contact-secondary-email:hover {
    color: var(--primary-color);
}

/* Right Column */
.contact-details-block {
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

.contact-detail-item {
    border-bottom: 1px solid var(--border-light);
    padding-bottom: 2rem;
}

body.dark .contact-detail-item {
    border-bottom-color: var(--border-dark);
}

.contact-detail-item:last-child {
    border-bottom: none;
}

.contact-detail-title {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--light-text);
}

body.dark .contact-detail-title {
    color: var(--dark-text);
}

.contact-detail-text {
    font-size: 1rem;
    color: #6B7280;
    line-height: 1.7;
}

body.dark .contact-detail-text {
    color: #9CA3AF;
}

.contact-detail-text a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
}

.contact-detail-text a:hover {
    text-decoration: underline;
}

.location-links {
    display: flex;
    gap: 1.5rem;
    margin-top: 0.75rem;
}

.location-link-simple {
    color: var(--primary-color);
    text-decoration: underline;
    font-weight: 500;
    transition: opacity 0.3s ease;
}

.location-link-simple:hover {
    opacity: 0.7;
}

.social-links-simple {
    display: flex;
    gap: 2rem;
    margin-top: 0.75rem;
    flex-wrap: wrap;
}

.social-link-text {
    color: var(--primary-color);
    text-decoration: underline;
    font-weight: 500;
    transition: opacity 0.3s ease;
}

.social-link-text:hover {
    opacity: 0.7;
}

/* Responsive */
@media (max-width: 768px) {
    .contact-simple-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .contact-title {
        font-size: 2rem;
    }
}