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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
}

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

/* Navigation */
header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid #e0e0e0;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    color: inherit;
}

.logo a {
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    color: inherit;
}

.logo-icon {
    font-size: 28px;
}

.logo-text {
    font-size: 24px;
    font-weight: 700;
    color: #007AFF;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-menu a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-menu a:hover {
    color: #007AFF;
}

/* Hero Section */
.hero {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, #f8f9ff 0%, #e8f4ff 100%);
}

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

.hero-content h1 {
    font-size: 3.5rem;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: #666;
    margin-bottom: 40px;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.btn {
    display: inline-block;
    padding: 16px 32px;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.btn-primary {
    background: #007AFF;
    color: white;
}

.btn-primary:hover {
    background: #0056CC;
    transform: translateY(-2px);
}

.btn-secondary {
    background: transparent;
    color: #007AFF;
    border-color: #007AFF;
}

.btn-secondary:hover {
    background: #007AFF;
    color: white;
}

.btn-outline {
    background: transparent;
    color: #007AFF;
    border-color: #007AFF;
}

.btn-outline:hover {
    background: #007AFF;
    color: white;
}

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

.phone-mockup {
    width: 280px;
    height: 560px;
    border-radius: 40px;
    padding: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.phone-screenshot {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 30px;
}

.app-preview {
    text-align: center;
    color: #333;
}

.app-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 40px;
}

.app-icon {
    font-size: 24px;
}

.app-header h3 {
    font-size: 20px;
    font-weight: 700;
    color: #007AFF;
}

.app-timer {
    font-size: 48px;
    font-weight: 700;
    font-family: 'SF Mono', Monaco, monospace;
    color: #FF3B30;
    margin-bottom: 20px;
}

.app-status {
    font-size: 14px;
    color: #007AFF;
    font-weight: 500;
}

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

.features h2 {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 60px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
}

.feature-card {
    background: #f8f9ff;
    border-radius: 20px;
    padding: 40px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 122, 255, 0.1);
}

.feature-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 15px;
}

.feature-card p {
    color: #666;
    line-height: 1.6;
}

/* Privacy Section */
.privacy-section {
    padding: 100px 0;
    background: linear-gradient(135deg, #007AFF 0%, #0056CC 100%);
    color: white;
}

.privacy-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 60px;
    align-items: center;
}

.privacy-text h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.privacy-text p {
    font-size: 1.25rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

.privacy-features {
    list-style: none;
    margin-bottom: 40px;
}

.privacy-features li {
    padding: 8px 0;
    font-size: 1.1rem;
    opacity: 0.9;
}

.privacy-visual {
    text-align: center;
}

.shield-icon {
    font-size: 120px;
    margin-bottom: 20px;
}

.privacy-visual p {
    font-size: 1.25rem;
    font-weight: 600;
}

/* Download Section */
.download-section {
    padding: 100px 0;
    background: #f8f9ff;
    text-align: center;
}

.download-section h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 20px;
}

.download-section p {
    font-size: 1.25rem;
    color: #666;
    margin-bottom: 40px;
}

.download-buttons {
    margin-bottom: 20px;
}

.app-store-button img {
    height: 60px;
    transition: transform 0.3s ease;
}

.app-store-button:hover img {
    transform: scale(1.05);
}

.system-requirements {
    font-size: 0.9rem;
    color: #999;
}

/* About Section */
.about-section {
    padding: 80px 0;
    background: white;
    text-align: center;
}

.about-section h2 {
    font-size: 2rem;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 20px;
}

.about-section p {
    font-size: 1.1rem;
    color: #666;
    max-width: 800px;
    margin: 0 auto 30px;
}

.contact-info a {
    color: #007AFF;
    text-decoration: none;
}

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

/* Footer */
footer {
    background: #1a1a1a;
    color: white;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h4 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: #007AFF;
}

.footer-section ul {
    list-style: none;
}

.footer-section li {
    margin-bottom: 10px;
}

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

.footer-section a:hover {
    color: #007AFF;
}

.disclaimer {
    font-size: 0.9rem;
    color: #ccc;
    line-height: 1.5;
}

.footer-bottom {
    border-top: 1px solid #333;
    padding-top: 20px;
    text-align: center;
    color: #999;
}

/* Privacy Page Styles */
.privacy-page {
    padding-top: 100px;
    min-height: 100vh;
}

.page-header {
    text-align: center;
    padding: 60px 0;
    background: linear-gradient(135deg, #f8f9ff 0%, #e8f4ff 100%);
    border-radius: 20px;
    margin-bottom: 60px;
}

.privacy-icon {
    font-size: 80px;
    margin-bottom: 20px;
}

.page-header h1 {
    font-size: 3rem;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 10px;
}

.company-name {
    font-size: 1.25rem;
    color: #007AFF;
    font-weight: 600;
    margin-bottom: 10px;
}

.effective-date {
    color: #666;
    font-style: italic;
}

.privacy-page .privacy-section {
    background: white;
    color: #333;
    padding: 40px 0;
    border-bottom: 1px solid #e0e0e0;
}

.privacy-page .privacy-section:last-of-type {
    border-bottom: none;
}

.section-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.privacy-page .privacy-section h2 {
    font-size: 2rem;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 15px;
}

.privacy-page .privacy-section p {
    font-size: 1.1rem;
    line-height: 1.7;
    margin-bottom: 20px;
}

.privacy-page .privacy-section ul {
    list-style: none;
    padding-left: 20px;
}

.privacy-page .privacy-section li {
    padding: 8px 0;
    position: relative;
}

.privacy-page .privacy-section li:before {
    content: "•";
    color: #007AFF;
    font-weight: bold;
    position: absolute;
    left: -20px;
}

.policy-updates {
    font-style: italic;
    color: #666;
    font-size: 0.95rem;
}

.page-footer {
    text-align: center;
    padding: 60px 0;
    background: #f8f9ff;
    border-radius: 20px;
    margin: 60px 0;
}

.page-footer p {
    margin-bottom: 10px;
    color: #666;
}

.site-footer {
    margin-top: 0;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }

    .hero-container {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }

    .hero-content h1 {
        font-size: 2.5rem;
    }

    .phone-mockup {
        width: 240px;
        height: 480px;
    }

    .phone-screenshot {
        width: 100%;
        height: 100%;
        object-fit: cover;
        border-radius: 25px;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .privacy-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }

    .hero-buttons {
        justify-content: center;
    }

    .page-header h1 {
        font-size: 2rem;
    }

    .privacy-page .privacy-section h2 {
        font-size: 1.5rem;
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container, .nav-container {
        padding: 0 15px;
    }

    .hero-content h1 {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .btn {
        padding: 14px 24px;
        font-size: 0.9rem;
    }

    .phone-mockup {
        width: 200px;
        height: 400px;
    }

    .phone-screenshot {
        width: 100%;
        height: 100%;
        object-fit: cover;
        border-radius: 20px;
    }

    .app-timer {
        font-size: 36px;
    }

    .feature-card {
        padding: 30px;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }
}