:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #dbeafe;
    --secondary: #7c3aed;
    --text: #1f2937;
    --text-light: #6b7280;
    --bg: #ffffff;
    --bg-alt: #f9fafb;
    --bg-dark: #111827;
    --border: #e5e7eb;
    --success: #10b981;
    --warning: #f59e0b;
}

* {
    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: var(--text);
    background: var(--bg);
}

/* Header */
header {
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

nav {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
}

nav ul {
    display: flex;
    list-style: none;
    gap: 1.5rem;
    align-items: center;
}

nav a {
    text-decoration: none;
    color: var(--text);
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.2s;
}

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

.btn-primary {
    background: var(--primary);
    color: white !important;
    padding: 0.5rem 1.25rem;
    border-radius: 0.375rem;
}

.btn-primary:hover {
    background: var(--primary-dark);
}

/* Mobile menu button - hidden by default */
.mobile-menu-btn {
    display: none;
}

main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

section {
    padding: 5rem 0;
}

/* Hero */
.hero {
    text-align: center;
    padding: 6rem 0 4rem;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    color: var(--text);
    font-weight: 800;
    letter-spacing: -0.02em;
}

.tagline {
    font-size: 1.5rem;
    color: var(--text-light);
    margin-bottom: 2rem;
    font-weight: 400;
}

.hero-ctas {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

.cta {
    display: inline-block;
    background: var(--primary);
    color: white;
    padding: 1rem 2rem;
    border-radius: 0.5rem;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.2s;
}

.cta:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

.cta-secondary {
    display: inline-block;
    background: white;
    color: var(--text);
    padding: 1rem 2rem;
    border-radius: 0.5rem;
    text-decoration: none;
    font-weight: 600;
    border: 2px solid var(--border);
    transition: all 0.2s;
}

.cta-secondary:hover {
    border-color: var(--primary);
    color: var(--primary);
}

/* Features */
.features {
    background: var(--bg-alt);
    margin: 0 -2rem;
    padding: 5rem 2rem;
}

.features h2, .products h2, .pricing h2, .about h2, .contact h2, .faq h2, .waitlist h2 {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 2.5rem;
    font-weight: 700;
}

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

.feature-item {
    text-align: center;
    padding: 2rem;
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.feature-item h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
    color: var(--text);
}

.feature-item p {
    color: var(--text-light);
}

/* Products */
.products {
    padding: 5rem 0;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.product-card {
    background: var(--bg-alt);
    border-radius: 1rem;
    padding: 2rem;
    border: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    transition: all 0.2s;
}

.product-card:hover {
    box-shadow: 0 10px 40px rgba(0,0,0,0.1);
    transform: translateY(-4px);
}

.product-card.featured {
    border: 2px solid var(--primary);
    background: linear-gradient(135deg, var(--bg) 0%, var(--primary-light) 100%);
}

.product-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.product-header h3 {
    font-size: 1.5rem;
}

.status {
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
}

.status.beta {
    background: #dbeafe;
    color: var(--primary);
}

.status.available {
    background: #d1fae5;
    color: #047857;
}

.status.dev {
    background: #fef3c7;
    color: #b45309;
}

.product-desc {
    color: var(--text-light);
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

.product-features {
    list-style: none;
    margin-bottom: 1.5rem;
}

.product-features li {
    padding: 0.35rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--text);
}

.product-features li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--success);
    font-weight: bold;
}

.product-cta {
    display: block;
    text-align: center;
    padding: 0.75rem 1rem;
    background: var(--primary);
    color: white;
    text-decoration: none;
    border-radius: 0.5rem;
    font-weight: 600;
    transition: background 0.2s;
}

.product-cta:hover {
    background: var(--primary-dark);
}

.coming-soon {
    display: block;
    text-align: center;
    padding: 0.75rem;
    color: var(--text-light);
    font-style: italic;
}

/* Pricing */
.pricing {
    background: var(--bg-alt);
    margin: 0 -2rem;
    padding: 5rem 2rem;
}

.pricing-subtitle {
    text-align: center;
    color: var(--text-light);
    margin-bottom: 3rem;
    font-size: 1.1rem;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.pricing-card {
    background: var(--bg);
    border-radius: 1rem;
    padding: 2rem;
    border: 1px solid var(--border);
    text-align: center;
    position: relative;
}

.pricing-card.featured {
    border: 2px solid var(--primary);
    transform: scale(1.05);
}

.popular-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary);
    color: white;
    padding: 0.25rem 1rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
}

.pricing-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.price {
    font-size: 3rem;
    font-weight: 800;
    color: var(--text);
}

.price span {
    font-size: 1rem;
    font-weight: 400;
    color: var(--text-light);
}

.price-note {
    color: var(--text-light);
    margin-bottom: 1.5rem;
}

.pricing-card ul {
    list-style: none;
    text-align: left;
    margin-bottom: 2rem;
}

.pricing-card li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.pricing-card li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--success);
}

.pricing-cta {
    display: block;
    padding: 0.75rem 1.5rem;
    background: var(--primary);
    color: white;
    text-decoration: none;
    border-radius: 0.5rem;
    font-weight: 600;
}

/* Waitlist */
.waitlist {
    text-align: center;
    padding: 5rem 0;
}

.waitlist > p {
    color: var(--text-light);
    margin-bottom: 2rem;
}

.waitlist-form {
    max-width: 500px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.waitlist-form input,
.waitlist-form select,
.contact-form input,
.contact-form select,
.contact-form textarea {
    padding: 0.875rem 1rem;
    border: 1px solid var(--border);
    border-radius: 0.5rem;
    font-size: 1rem;
    font-family: inherit;
}

.waitlist-form input:focus,
.waitlist-form select:focus,
.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--primary);
}

.submit-btn {
    padding: 1rem 2rem;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: 0.5rem;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
}

.submit-btn:hover {
    background: var(--primary-dark);
}

.form-note {
    font-size: 0.875rem;
    color: var(--text-light);
    margin-top: 1rem;
}

/* About */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text p {
    margin-bottom: 1rem;
    color: var(--text-light);
    font-size: 1.1rem;
}

.about-stats {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.stat {
    text-align: center;
    padding: 2rem;
    background: var(--bg-alt);
    border-radius: 1rem;
}

.stat-number {
    display: block;
    font-size: 3rem;
    font-weight: 800;
    color: var(--primary);
}

.stat-label {
    color: var(--text-light);
    font-size: 0.9rem;
}

/* FAQ */
.faq {
    background: var(--bg-alt);
    margin: 0 -2rem;
    padding: 5rem 2rem;
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq details {
    background: var(--bg);
    border-radius: 0.75rem;
    margin-bottom: 1rem;
    border: 1px solid var(--border);
}

.faq summary {
    padding: 1.25rem;
    cursor: pointer;
    font-weight: 600;
    list-style: none;
    position: relative;
    padding-right: 3rem;
}

.faq summary::after {
    content: "▼";
    position: absolute;
    right: 1.25rem;
    transition: transform 0.2s;
}

.faq details[open] summary::after {
    transform: rotate(180deg);
}

.faq details p {
    padding: 0 1.25rem 1.25rem;
    color: var(--text-light);
}

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

.contact-info h3,
.contact-form-wrapper h3 {
    margin-bottom: 1.5rem;
}

.contact-info ul {
    list-style: none;
    margin-bottom: 2rem;
}

.contact-info li {
    margin-bottom: 0.75rem;
}

.contact-info a {
    color: var(--primary);
    text-decoration: none;
}

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

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

.contact-form textarea {
    resize: vertical;
}

/* Footer */
footer {
    background: var(--bg-dark);
    color: white;
    padding: 4rem 2rem 2rem;
    margin-top: 4rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.footer-section h4 {
    margin-bottom: 1rem;
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: #9ca3af;
}

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

.footer-section li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: #d1d5db;
    text-decoration: none;
}

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

.footer-bottom {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #374151;
    color: #9ca3af;
}

/* Responsive - Tablet */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }

    nav ul {
        gap: 1rem;
        font-size: 0.9rem;
    }

    .hero-ctas {
        flex-direction: column;
    }

    .about-content,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .pricing-card.featured {
        transform: none;
    }

    section {
        padding: 3rem 0;
    }
}

/* Responsive - Mobile */
@media (max-width: 640px) {
    /* Navigation - Clean iPhone layout */
    header {
        padding: 0;
        border-bottom: none;
    }

    nav {
        padding: 0.75rem 1rem;
        flex-direction: row;
        flex-wrap: nowrap;
        align-items: center;
        border-bottom: 1px solid var(--border);
    }

    .logo {
        font-size: 1.25rem;
        white-space: nowrap;
    }

    nav ul {
        display: flex;
        flex-wrap: nowrap;
        gap: 0;
        padding: 0;
        border: none;
        margin-left: auto;
        align-items: center;
    }

    nav ul li {
        display: none;
    }

    nav ul li:last-child {
        display: block;
    }

    nav a {
        font-size: 0.875rem;
    }

    .btn-primary {
        padding: 0.5rem 1rem;
        font-size: 0.875rem;
        border-radius: 0.375rem;
        white-space: nowrap;
    }

    /* Mobile menu toggle */
    .mobile-menu-btn {
        display: block;
        background: none;
        border: none;
        font-size: 1.5rem;
        padding: 0.5rem;
        margin-left: 0.5rem;
        cursor: pointer;
        color: var(--text);
    }

    /* Main container */
    main {
        padding: 0 1rem;
    }

    section {
        padding: 2.5rem 0;
    }

    /* Hero - Better spacing and typography */
    .hero {
        padding: 2rem 0 2.5rem;
        text-align: left;
    }

    .hero h1 {
        font-size: 1.875rem;
        line-height: 1.25;
        margin-bottom: 0.75rem;
        letter-spacing: -0.01em;
    }

    .tagline {
        font-size: 1.05rem;
        margin-bottom: 1.5rem;
        color: var(--text-light);
        line-height: 1.5;
    }

    .hero-ctas {
        flex-direction: column;
        gap: 0.75rem;
        align-items: stretch;
    }

    .cta,
    .cta-secondary {
        width: 100%;
        padding: 0.875rem 1.5rem;
        font-size: 0.95rem;
        text-align: center;
    }

    /* Features */
    .features {
        padding: 2.5rem 0;
        margin: 0 -1rem;
        padding-left: 1rem;
        padding-right: 1rem;
    }

    .features h2 {
        font-size: 1.5rem;
        margin-bottom: 0.5rem;
    }

    .features-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
        margin-top: 1.5rem;
    }

    .feature-item {
        padding: 1.25rem;
    }

    .feature-icon {
        width: 40px;
        height: 40px;
        font-size: 1.25rem;
        margin-bottom: 0.75rem;
    }

    .feature-item h3 {
        font-size: 1rem;
        margin-bottom: 0.5rem;
    }

    .feature-item p {
        font-size: 0.9rem;
        line-height: 1.5;
    }

    /* Products */
    .products {
        padding: 2.5rem 0;
    }

    .products h2 {
        font-size: 1.5rem;
        margin-bottom: 0.5rem;
    }

    .product-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
        margin-top: 1.5rem;
    }

    .product-card {
        padding: 1.25rem;
    }

    .product-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
        margin-bottom: 0.75rem;
    }

    .product-header h3 {
        font-size: 1.1rem;
    }

    .product-desc {
        font-size: 0.9rem;
    }

    .product-features li {
        font-size: 0.85rem;
    }

    .status {
        font-size: 0.65rem;
        padding: 0.2rem 0.5rem;
    }

    /* About */
    .about {
        padding: 2.5rem 0;
        margin: 0 -1rem;
        padding-left: 1rem;
        padding-right: 1rem;
    }

    .about h2 {
        font-size: 1.5rem;
    }

    .about-content {
        gap: 1.5rem;
    }

    .about-text {
        gap: 1rem;
    }

    .about-text p {
        font-size: 0.9rem;
        line-height: 1.6;
    }

    .about-image {
        padding: 1rem;
    }

    .timeline {
        gap: 1rem;
    }

    .timeline-item {
        padding-left: 1.5rem;
    }

    /* Stats */
    .stats {
        padding: 2rem 0;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem 1rem;
    }

    .stat-number {
        font-size: 1.75rem;
    }

    .stat-label {
        font-size: 0.8rem;
    }

    /* Pricing */
    .pricing {
        padding: 2.5rem 0;
        margin: 0 -1rem;
        padding-left: 1rem;
        padding-right: 1rem;
    }

    .pricing h2 {
        font-size: 1.5rem;
    }

    .pricing-subtitle {
        font-size: 0.9rem;
        margin-bottom: 1.5rem;
    }

    .pricing-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .pricing-card {
        padding: 1.25rem;
    }

    .pricing-card.featured {
        transform: none;
        order: -1;
    }

    .popular-badge {
        font-size: 0.65rem;
        padding: 0.2rem 0.6rem;
        top: -10px;
    }

    .pricing-card h3 {
        font-size: 1.1rem;
    }

    .price {
        font-size: 2rem;
    }

    .price span {
        font-size: 0.85rem;
    }

    .price-note {
        font-size: 0.8rem;
    }

    .pricing-card li {
        font-size: 0.85rem;
        padding: 0.375rem 0;
        padding-left: 1.25rem;
    }

    .pricing-cta {
        padding: 0.75rem;
        font-size: 0.9rem;
    }

    /* FAQ */
    .faq {
        padding: 2.5rem 0;
    }

    .faq h2 {
        font-size: 1.5rem;
    }

    .faq-list {
        margin-top: 1.5rem;
    }

    .faq details {
        margin-bottom: 0.75rem;
    }

    .faq summary {
        padding: 1rem 2.5rem 1rem 1rem;
        font-size: 0.9rem;
        line-height: 1.4;
    }

    .faq summary::after {
        right: 1rem;
    }

    .faq details p {
        padding: 0 1rem 1rem;
        font-size: 0.85rem;
        line-height: 1.5;
    }

    /* Contact */
    .contact {
        padding: 2.5rem 0;
    }

    .contact h2 {
        font-size: 1.5rem;
    }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .contact-info h3,
    .contact-form-wrapper h3 {
        font-size: 1.1rem;
        margin-bottom: 1rem;
    }

    .contact-info li {
        font-size: 0.9rem;
    }

    .contact-form input,
    .contact-form textarea {
        padding: 0.875rem;
        font-size: 16px;
    }

    .contact-form button {
        padding: 0.875rem;
        font-size: 0.95rem;
    }

    /* Footer */
    footer {
        padding: 2rem 1rem 1.5rem;
        margin-top: 2rem;
    }

    .footer-content {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.25rem;
        margin-bottom: 1.5rem;
    }

    .footer-section h4 {
        font-size: 0.75rem;
        margin-bottom: 0.75rem;
    }

    .footer-section li {
        font-size: 0.8rem;
        margin-bottom: 0.375rem;
    }

    .footer-bottom {
        padding-top: 1.25rem;
        font-size: 0.75rem;
    }

    /* Waitlist */
    .waitlist {
        padding: 2.5rem 1rem;
    }

    .waitlist-form {
        flex-direction: column;
        gap: 0.75rem;
    }

    .waitlist-form input {
        width: 100%;
        padding: 0.875rem;
        font-size: 16px;
    }

    .waitlist-form button {
        width: 100%;
        padding: 0.875rem;
    }

    .waitlist-note {
        font-size: 0.8rem;
    }
}

/* Extra small screens */
@media (max-width: 380px) {
    .hero h1 {
        font-size: 1.5rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
    }

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