/* Landing Page Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #333;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation */
.navbar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    transition: transform 0.2s ease, opacity 0.2s ease;
}

.nav-brand:hover {
    transform: translateY(-1px);
    opacity: 0.9;
}

.nav-logo {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    transition: transform 0.2s ease;
}

.nav-brand:hover .nav-logo {
    transform: scale(1.05);
}

.nav-title {
    font-size: 1.5rem;
    font-weight: 800;
    color: #2563eb;
    background: linear-gradient(135deg, #2563eb 0%, #3b82f6 50%, #1d4ed8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.5px;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav-links a {
    text-decoration: none;
    color: #4b5563;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: #2563eb;
}

.btn-nav-cta {
    background: #2563eb !important;
    color: white !important;
    padding: 10px 20px;
    border-radius: 8px;
    font-weight: 600;
}

.btn-nav-cta:hover {
    background: #1d4ed8 !important;
    transform: translateY(-1px);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 70px;
    color: white;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-problem {
    display: flex;
    align-items: center;
    gap: 25px;
    margin-bottom: 40px;
    background: rgba(255, 255, 255, 0.1);
    padding: 25px;
    border-radius: 16px;
    backdrop-filter: blur(10px);
}

.hero-problem-image {
    width: 120px;
    height: auto;
    border-radius: 12px;
    filter: drop-shadow(0 8px 16px rgba(0, 0, 0, 0.2));
}

.hero-problem-text h1 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 15px;
    font-style: italic;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-size: 1.1rem;
    opacity: 0.9;
    line-height: 1.6;
}

.hero-solution h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.highlight {
    color: #fbbf24;
    text-shadow: 0 0 20px rgba(251, 191, 36, 0.5);
}

.hero-description {
    font-size: 1.2rem;
    margin-bottom: 40px;
    opacity: 0.9;
    line-height: 1.7;
}

.hero-cta {
    text-align: left;
}

.cta-subtitle {
    margin-top: 15px;
    font-size: 0.9rem;
    opacity: 0.8;
}

/* Phone Mockup */
.hero-preview {
    display: flex;
    justify-content: center;
    align-items: center;
}

.phone-mockup {
    width: 280px;
    height: 560px;
    background: #1f2937;
    border-radius: 40px;
    padding: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    position: relative;
}

.phone-mockup::before {
    content: '';
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: #374151;
    border-radius: 2px;
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 24px;
    overflow: hidden;
}

.app-preview {
    padding: 40px 20px 20px;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 30px;
}

.app-header-preview {
    display: flex;
    align-items: center;
    gap: 12px;
    color: white;
    font-size: 1.5rem;
    font-weight: 700;
}

.app-logo-preview {
    width: 40px;
    height: 40px;
    border-radius: 8px;
}

.app-button-preview {
    background: #10b981;
    color: white;
    padding: 16px 24px;
    border-radius: 12px;
    font-weight: 600;
    box-shadow: 0 4px 16px rgba(16, 185, 129, 0.3);
}

.app-map-preview {
    background: white;
    color: #374151;
    padding: 40px;
    border-radius: 12px;
    width: 100%;
    text-align: center;
    font-weight: 600;
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 16px 32px;
    background: #2563eb;
    color: white;
    text-decoration: none;
    border-radius: 12px;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    text-align: center;
}

.btn:hover {
    background: #1d4ed8;
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(37, 99, 235, 0.3);
}

.btn-primary {
    background: #2563eb;
}

.btn-large {
    padding: 20px 40px;
    font-size: 1.2rem;
}

/* Features Section */
.features {
    padding: 100px 0;
    background: #f8fafc;
}

.features h2 {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 60px;
    color: #1f2937;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.feature-card {
    background: white;
    padding: 40px;
    border-radius: 16px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: #1f2937;
}

.feature-card p {
    color: #6b7280;
    line-height: 1.6;
}

/* How It Works */
.how-it-works {
    padding: 100px 0;
    background: white;
}

.how-it-works h2 {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 60px;
    color: #1f2937;
}

.steps {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.step {
    display: flex;
    align-items: center;
    gap: 30px;
    padding: 30px;
    background: #f8fafc;
    border-radius: 16px;
    transition: transform 0.3s ease;
}

.step:hover {
    transform: translateX(10px);
}

.step-number {
    width: 60px;
    height: 60px;
    background: #2563eb;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    flex-shrink: 0;
}

.step-content h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: #1f2937;
}

.step-content p {
    color: #6b7280;
    line-height: 1.6;
}

/* Use Cases */
.use-cases {
    padding: 100px 0;
    background: #f8fafc;
}

.use-cases h2 {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 60px;
    color: #1f2937;
}

.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.use-case {
    background: white;
    padding: 30px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease;
}

.use-case:hover {
    transform: translateY(-4px);
}

.use-case-icon {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.use-case h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 12px;
    color: #1f2937;
}

.use-case p {
    color: #6b7280;
    line-height: 1.6;
    font-size: 0.95rem;
}

/* FAQ */
.faq {
    padding: 100px 0;
    background: white;
}

.faq h2 {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 60px;
    color: #1f2937;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 30px;
}

.faq-item {
    background: #f8fafc;
    padding: 30px;
    border-radius: 12px;
    border-left: 4px solid #2563eb;
}

.faq-item h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 12px;
    color: #1f2937;
}

.faq-item p {
    color: #6b7280;
    line-height: 1.6;
}

/* CTA Section */
.cta {
    padding: 100px 0;
    background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
    color: white;
    text-align: center;
}

.cta-content h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.cta-content p {
    font-size: 1.2rem;
    margin-bottom: 40px;
    opacity: 0.9;
}

.cta .btn {
    background: white;
    color: #2563eb;
}

.cta .btn:hover {
    background: #f8fafc;
    transform: translateY(-2px);
}

.cta-note {
    margin-top: 20px;
    font-size: 0.9rem;
    opacity: 0.8;
}

/* Footer */
.footer {
    background: #1f2937;
    color: white;
    padding: 60px 0 30px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    transition: opacity 0.2s ease;
}

.footer-brand:hover {
    opacity: 0.8;
}

.footer-logo {
    width: 40px;
    height: 40px;
    border-radius: 8px;
}

.footer-title {
    font-size: 1.5rem;
    font-weight: 800;
    color: white;
    letter-spacing: -0.5px;
}

.footer-links {
    display: flex;
    gap: 30px;
}

.footer-links a {
    color: #d1d5db;
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid #374151;
    color: #9ca3af;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .hero-problem {
        flex-direction: column;
        text-align: center;
    }
    
    .hero-problem-image {
        width: 100px;
    }
    
    .hero-problem-text h1 {
        font-size: 1.5rem;
    }
    
    .hero-solution h2 {
        font-size: 2rem;
    }
    
    .hero-description {
        font-size: 1.1rem;
    }
    
    .phone-mockup {
        width: 240px;
        height: 480px;
    }
    
    .features h2, .how-it-works h2, .use-cases h2, .faq h2 {
        font-size: 2rem;
    }
    
    .step {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .faq-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero {
        padding-top: 90px;
    }
    
    .hero-problem {
        padding: 20px;
    }
    
    .btn-large {
        padding: 16px 24px;
        font-size: 1.1rem;
    }
    
    .feature-card, .use-case {
        padding: 25px;
    }
}

/* About & Privacy Pages Styling */
.page-nav {
    margin-bottom: 30px;
    text-align: center;
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

.content-section {
    background: rgba(255, 255, 255, 0.95);
    margin: 20px 0;
    padding: 25px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
}

.content-section h2 {
    font-size: 1.6rem;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 15px;
    border-bottom: 2px solid #2563eb;
    padding-bottom: 8px;
}

.content-section h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: #1f2937;
    margin: 20px 0 10px 0;
}

.content-section p {
    color: #4b5563;
    line-height: 1.7;
    margin-bottom: 15px;
}

.content-section ul {
    color: #4b5563;
    line-height: 1.6;
    margin-left: 20px;
    margin-bottom: 15px;
}

.content-section li {
    margin-bottom: 8px;
}

.privacy-features, .privacy-promise {
    display: grid;
    gap: 15px;
    margin: 20px 0;
}

.privacy-item, .promise-item {
    background: rgba(255, 255, 255, 0.8);
    padding: 15px;
    border-radius: 8px;
    border-left: 4px solid #10b981;
}

.privacy-item h3, .promise-item h3 {
    font-size: 1.1rem;
    margin-bottom: 8px;
    color: #1f2937;
}

.privacy-item p, .promise-item p {
    margin-bottom: 0;
    font-size: 0.95rem;
}

.stats-grid {
    display: grid;
    gap: 15px;
    margin: 20px 0;
}

.stat-item {
    background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
    color: white;
    padding: 20px;
    border-radius: 8px;
    text-align: center;
}

.stat-item h3 {
    color: white;
    margin-bottom: 10px;
    font-size: 1.1rem;
}

.stat-item p {
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 0;
    font-size: 0.9rem;
}

.tech-list {
    background: rgba(248, 250, 252, 0.8);
    padding: 20px;
    border-radius: 8px;
    margin: 15px 0;
}

.tech-list li {
    margin-bottom: 12px;
    color: #374151;
}

.tech-list strong {
    color: #1f2937;
}

/* Header styling for about/privacy pages */
.header-logo {
    filter: drop-shadow(0 4px 8px rgba(0,0,0,0.2));
    transition: transform 0.3s ease;
    margin-top: 5px;
    vertical-align: middle;
}

.header-logo:hover {
    transform: scale(1.1);
}

.subtitle {
    font-size: 1rem;
    opacity: 0.9;
    font-weight: 300;
    margin-bottom: 20px;
}

/* Footer for pages */
.footer-nav {
    margin-top: 10px;
}

/* Responsive design for about/privacy pages */
@media (min-width: 768px) {
    .privacy-features, .privacy-promise {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .content-section {
        padding: 35px;
    }
}

@media (min-width: 1024px) {
    .stats-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}