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

:root {
    --primary-dark: #0f172a;
    --primary-slate: #1e293b;
    --primary-blue: #334155;
    --primary-light: #475569;
    --accent-gold: #f59e0b;
    --accent-amber: #fbbf24;
    --text-dark: #0f172a;
    --text-gray: #64748b;
    --text-light: #94a3b8;
    --bg-light: #f8fafc;
    --bg-white: #ffffff;
    --bg-slate: #f1f5f9;
    --border-light: #e2e8f0;
    --border-slate: #cbd5e1;
    --success: #10b981;
    --error: #ef4444;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Helvetica Neue', sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    color: var(--text-dark);
    line-height: 1.6;
}

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

/* Header */
.header {
    background: white;
    box-shadow: 0 2px 8px rgba(15, 23, 42, 0.06);
    position: sticky;
    top: 0;
    z-index: 100;
    padding: 1rem 0;
}

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

.logo h1 {
    font-size: 1.5rem;
    color: var(--primary-dark);
    font-weight: 700;
}

.nav {
    display: flex;
    gap: 2rem;
}

.nav a {
    color: var(--text-gray);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

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

/* Hero Section */
.hero {
    background: 
        linear-gradient(135deg, rgba(15, 23, 42, 0.85) 0%, rgba(30, 41, 59, 0.85) 100%),
        url('https://images.unsplash.com/photo-1465146344425-f00d5f5c8f07?q=80&w=2076&auto=format&fit=crop') center/cover;
    color: white;
    padding: 8rem 0 6rem;
    text-align: center;
    position: relative;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    opacity: 0.95;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.hero-status {
    font-size: 1.25rem;
    margin-bottom: 2.5rem;
    color: white;
    font-weight: 600;
    opacity: 0.9;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

/* Buttons */
.btn-primary {
    background: linear-gradient(135deg, #f59e0b 0%, #fbbf24 100%);
    color: #0f172a;
    padding: 1rem 2.5rem;
    border: none;
    border-radius: 8px;
    font-size: 1.125rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(245, 158, 11, 0.4);
}

.btn-large {
    padding: 1.125rem 3rem;
    font-size: 1.25rem;
    width: 100%;
}

/* Sections */
.section {
    padding: 5rem 0;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-dark);
    text-align: center;
    margin-bottom: 1rem;
}

.section-description {
    font-size: 1.125rem;
    color: var(--text-gray);
    text-align: center;
    max-width: 800px;
    margin: 0 auto 3rem;
    line-height: 1.8;
}

/* About Section */
.about {
    background: var(--bg-slate);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.stat-card {
    background: white;
    padding: 2rem;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(15, 23, 42, 0.08);
    border: 1px solid var(--border-light);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 40px rgba(15, 23, 42, 0.12);
}

.stat-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    filter: grayscale(100%);
    opacity: 0.6;
}

.stat-card h3 {
    font-size: 1.25rem;
    color: var(--primary-dark);
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.stat-card p {
    color: var(--text-gray);
    font-size: 0.95rem;
}

/* Providers Section */
.providers {
    background: white;
}

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

.benefit-card {
    background: var(--bg-light);
    padding: 2rem;
    border-radius: 12px;
    border: 2px solid var(--border-light);
    transition: all 0.3s ease;
}

.benefit-card:hover {
    border-color: var(--accent-gold);
    transform: translateY(-2px);
    box-shadow: 0 6px 24px rgba(245, 158, 11, 0.1);
}

.benefit-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    filter: grayscale(100%);
    opacity: 0.6;
}

.benefit-card h3 {
    font-size: 1.25rem;
    color: var(--primary-dark);
    margin-bottom: 0.75rem;
    font-weight: 600;
}

.benefit-card p {
    color: var(--text-gray);
    font-size: 0.95rem;
}

/* Families Section */
.families {
    background: var(--bg-slate);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: white;
    padding: 2rem;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(15, 23, 42, 0.08);
    border: 1px solid var(--border-light);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 40px rgba(15, 23, 42, 0.12);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    filter: grayscale(100%);
    opacity: 0.6;
}

.feature-card h3 {
    font-size: 1.25rem;
    color: var(--primary-dark);
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.feature-card p {
    color: var(--text-gray);
    font-size: 0.95rem;
}

/* Signup Section */
.signup {
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
}

.signup-card {
    background: white;
    padding: 3rem;
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(15, 23, 42, 0.12);
    max-width: 800px;
    margin: 0 auto;
}

.signup-title {
    font-size: 2rem;
    color: var(--primary-dark);
    text-align: center;
    margin-bottom: 1rem;
    font-weight: 700;
}

.signup-description {
    text-align: center;
    color: var(--text-gray);
    margin-bottom: 2.5rem;
    font-size: 1.125rem;
}

.signup-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-weight: 600;
    color: var(--text-dark);
    font-size: 0.95rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 0.875rem 1rem;
    border: 2px solid var(--border-light);
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.3s ease;
    outline: none;
    font-family: inherit;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--accent-gold);
    box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.1);
}

.form-note {
    text-align: center;
    color: var(--text-light);
    font-size: 0.875rem;
    margin-top: 0.5rem;
}

.success-message {
    text-align: center;
    padding: 2rem;
}

.success-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
}

.success-message h3 {
    font-size: 1.75rem;
    color: var(--success);
    margin-bottom: 0.5rem;
}

.success-message p {
    color: var(--text-gray);
    font-size: 1.125rem;
}

/* Contact Section */
.contact {
    background: white;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    max-width: 900px;
    margin: 0 auto;
}

.contact-card {
    background: var(--bg-light);
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
}

.contact-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    filter: grayscale(100%);
    opacity: 0.6;
}

.contact-card h3 {
    font-size: 1.25rem;
    color: var(--primary-dark);
    margin-bottom: 0.75rem;
    font-weight: 600;
}

.contact-card p {
    color: var(--text-gray);
}

.contact-card a {
    color: var(--accent-gold);
    text-decoration: none;
    font-weight: 500;
}

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

/* Footer */
.footer {
    background: var(--primary-dark);
    color: white;
    padding: 3rem 0 1.5rem;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-logo h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.footer-logo p {
    opacity: 0.8;
    font-size: 0.95rem;
}

.footer-links {
    display: flex;
    gap: 2rem;
}

.footer-links a {
    color: white;
    text-decoration: none;
    opacity: 0.8;
    transition: opacity 0.3s ease;
}

.footer-links a:hover {
    opacity: 1;
}

.footer-bottom {
    text-align: center;
    opacity: 0.7;
    font-size: 0.875rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 1rem;
    }

    .header .container {
        flex-direction: column;
        gap: 1rem;
    }

    .nav {
        gap: 1rem;
        flex-wrap: wrap;
        justify-content: center;
    }

    .hero {
        padding: 4rem 0 3rem;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1.125rem;
    }

    .hero-status {
        font-size: 1rem;
    }

    .section {
        padding: 3rem 0;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .section-description {
        font-size: 1rem;
    }

    .stats-grid,
    .benefits-grid,
    .features-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .form-row {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .signup-card {
        padding: 2rem 1.5rem;
    }

    .footer-content {
        flex-direction: column;
        gap: 2rem;
        text-align: center;
    }

    .footer-links {
        flex-direction: column;
        gap: 1rem;
    }
}

/* Scroll to Top Button */
.scroll-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-amber) 100%);
    color: var(--primary-dark);
    border: none;
    border-radius: 50%;
    font-size: 1.5rem;
    font-weight: 700;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.3);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.2s ease, box-shadow 0.2s ease;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.scroll-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-to-top:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(245, 158, 11, 0.4);
}

.scroll-to-top:active {
    transform: translateY(-1px);
}

@media (max-width: 768px) {
    .scroll-to-top {
        bottom: 1.5rem;
        right: 1.5rem;
        width: 45px;
        height: 45px;
        font-size: 1.25rem;
    }
}