/* Reset and Base 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: #222;
    background-color: #fff;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
}

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

/* Header and Navigation */
header {
    background-color: #fff;
    border-bottom: 1px solid #e5e5e5;
    position: sticky;
    top: 0;
    z-index: 1000;
}

nav {
    padding: 1rem 0;
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: #0066cc;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-menu a {
    color: #555;
    font-weight: 500;
    transition: color 0.3s;
    padding: 0.5rem 0;
}

.nav-menu a:hover,
.nav-menu a:focus {
    color: #0066cc;
    outline: 2px solid #0066cc;
    outline-offset: 4px;
}

.nav-menu a.active {
    color: #0066cc;
    border-bottom: 2px solid #0066cc;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    padding: 5rem 0;
    text-align: center;
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.hero-subtitle {
    font-size: 1.25rem;
    opacity: 0.95;
}

/* Page Hero */
.page-hero {
    background-color: #f8f9fa;
    padding: 3rem 0;
    text-align: center;
    border-bottom: 1px solid #e5e5e5;
}

.page-hero h1 {
    font-size: 2.25rem;
    margin-bottom: 0.75rem;
    color: #222;
}

.page-subtitle {
    font-size: 1.125rem;
    color: #555;
}

/* Notice Section */
.notice {
    background-color: #fff3cd;
    border-top: 3px solid #ffc107;
    border-bottom: 3px solid #ffc107;
    padding: 1.5rem 0;
}

.notice-text {
    text-align: center;
    color: #856404;
    font-size: 0.95rem;
}

/* Sections */
section {
    padding: 4rem 0;
}

section h2 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    color: #222;
}

section p {
    color: #555;
    margin-bottom: 1rem;
}

/* Content Grid */
.content-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.content-grid.reverse {
    direction: rtl;
}

.content-grid.reverse > * {
    direction: ltr;
}

.content-text h2 {
    margin-bottom: 1rem;
}

.content-image img {
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

/* Features Section */
.features {
    background-color: #f8f9fa;
}

.features h2 {
    text-align: center;
    margin-bottom: 3rem;
}

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

.feature-card {
    background-color: #fff;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s, box-shadow 0.3s;
}

.feature-card:hover,
.feature-card:focus-within {
    transform: translateY(-4px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
}

.feature-card h3 {
    color: #0066cc;
    margin-bottom: 0.75rem;
    font-size: 1.25rem;
}

/* Mission Section */
.mission {
    background-color: #0066cc;
    color: #fff;
    text-align: center;
}

.mission h2 {
    color: #fff;
    margin-bottom: 1.5rem;
}

.mission-text {
    font-size: 1.25rem;
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.8;
}

/* Values Section */
.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.value-card {
    text-align: center;
    padding: 2rem;
}

.value-card h3 {
    color: #0066cc;
    margin-bottom: 1rem;
    font-size: 1.375rem;
}

/* Services List */
.service-item {
    margin-bottom: 4rem;
}

.service-item:last-child {
    margin-bottom: 0;
}

/* Platform Features */
.platform-features {
    background-color: #f8f9fa;
}

.platform-features h2 {
    text-align: center;
    margin-bottom: 3rem;
}

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

.info-block {
    margin-bottom: 2rem;
}

.info-block h3 {
    color: #0066cc;
    margin-bottom: 0.5rem;
    font-size: 1.125rem;
}

/* Contact Form */
.contact-form {
    background-color: #f8f9fa;
    padding: 2rem;
    border-radius: 8px;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: #222;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-family: inherit;
    font-size: 1rem;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #0066cc;
    box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.1);
}

.submit-button {
    background-color: #0066cc;
    color: #fff;
    padding: 0.875rem 2rem;
    border: none;
    border-radius: 4px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s;
}

.submit-button:hover,
.submit-button:focus {
    background-color: #0052a3;
    outline: 2px solid #0066cc;
    outline-offset: 2px;
}

/* Legal Content */
.legal-content {
    max-width: 900px;
    margin: 0 auto;
}

.legal-text h2 {
    margin-top: 2.5rem;
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.legal-text h2:first-child {
    margin-top: 0;
}

.legal-text p {
    margin-bottom: 1.25rem;
    line-height: 1.8;
}

.last-updated {
    margin-top: 3rem;
    font-style: italic;
    color: #777;
}

/* Footer */
footer {
    background-color: #222;
    color: #fff;
    padding: 2.5rem 0;
    margin-top: 4rem;
}

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

.footer-brand p {
    color: #aaa;
}

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

.footer-links a {
    color: #fff;
    transition: color 0.3s;
}

.footer-links a:hover,
.footer-links a:focus {
    color: #0066cc;
    outline: 2px solid #0066cc;
    outline-offset: 4px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        gap: 1rem;
    }

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

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

    .page-hero h1 {
        font-size: 1.875rem;
    }

    .content-grid,
    .content-grid.reverse {
        grid-template-columns: 1fr;
        gap: 2rem;
        direction: ltr;
    }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .footer-content {
        flex-direction: column;
        gap: 1.5rem;
        text-align: center;
    }

    section h2 {
        font-size: 1.75rem;
    }
}

@media (max-width: 480px) {
    .nav-menu {
        flex-wrap: wrap;
        gap: 0.75rem;
        font-size: 0.9rem;
    }

    .logo {
        font-size: 1.25rem;
    }

    .hero {
        padding: 3rem 0;
    }

    .hero h1 {
        font-size: 1.75rem;
    }

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

    .page-hero h1 {
        font-size: 1.5rem;
    }

    section {
        padding: 3rem 0;
    }

    section h2 {
        font-size: 1.5rem;
    }

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

    .contact-form {
        padding: 1.5rem;
    }
}

@media (max-width: 360px) {
    .container {
        padding: 0 15px;
    }

    .hero h1 {
        font-size: 1.5rem;
    }

    .page-hero h1 {
        font-size: 1.375rem;
    }
}