/* css/style.css */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: #333;
    background: #fff;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
}

h1, h2, h3 {
    line-height: 1.2;
    color: #1a365d;
}

h1 {
    font-size: 2.75rem;
    font-weight: 700;
}

h2 {
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 16px;
}

h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 8px;
}

p {
    margin-bottom: 16px;
    color: #4a5568;
}

a {
    color: #2c5282;
    text-decoration: none;
}

a:hover {
    color: #1a365d;
}

/* ==================== */
/* Buttons              */
/* ==================== */
.btn {
    display: inline-block;
    padding: 12px 28px;
    font-size: 1rem;
    font-weight: 500;
    border-radius: 6px;
    transition: all 0.2s ease;
    cursor: pointer;
}

.btn-primary {
    background: #1a365d;
    color: #fff;
}

.btn-primary:hover {
    background: #2c5282;
    color: #fff;
}

.btn-nav {
    padding: 8px 20px;
    background: #1a365d;
    color: #fff !important;
    font-size: 0.9rem;
}

.btn-nav:hover {
    background: #2c5282;
    color: #fff;
}

.btn-secondary {
    background: transparent;
    color: #1a365d;
    border: 2px solid #1a365d;
    margin-left: 12px;
}

.btn-secondary:hover {
    background: #1a365d;
    color: #fff;
}

/* ==================== */
/* Navigation           */
/* ==================== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: #fff;
    border-bottom: 1px solid #e2e8f0;
    z-index: 1000;
    padding: 16px 0;
}

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

.logo {
    font-size: 1.25rem;
    font-weight: 700;
    color: #1a365d;
}

.logo:hover {
    color: #1a365d;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 32px;
    align-items: center;
}

.nav-links a {
    font-size: 0.95rem;
    font-weight: 500;
    color: #4a5568;
}

.nav-links a:hover {
    color: #1a365d;
}

/* ==================== */
/* Hero Section         */
/* ==================== */
.hero {
    padding: 160px 0 100px;
    background: linear-gradient(135deg, #f7fafc 0%, #edf2f7 100%);
    text-align: center;
}

.hero h1 {
    margin-bottom: 20px;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: #4a5568;
    max-width: 600px;
    margin: 0 auto 32px;
}

/* ==================== */
/* Services Section     */
/* ==================== */
.services {
    padding: 100px 0;
}

.section-subtitle {
    font-size: 1.1rem;
    color: #718096;
    max-width: 600px;
    margin: 0 auto 48px;
    text-align: center;
}

.services h2 {
    text-align: center;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.service-card {
    background: #f7fafc;
    padding: 32px;
    border-radius: 8px;
    text-align: center;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.08);
}

.service-icon {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.service-card h3 {
    color: #1a365d;
}

.service-card p {
    font-size: 0.95rem;
    margin-bottom: 0;
}

/* ==================== */
/* How It Works Section */
/* ==================== */
.how-it-works {
    padding: 100px 0;
    background: #1a365d;
    color: #fff;
}

.how-it-works h2 {
    text-align: center;
    color: #fff;
}

.how-it-works .section-subtitle {
    color: #a0aec0;
}

.steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 48px;
    margin-top: 48px;
}

.step {
    text-align: center;
}

.step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background: #fff;
    color: #1a365d;
    font-size: 1.25rem;
    font-weight: 700;
    border-radius: 50%;
    margin-bottom: 20px;
}

.step h3 {
    color: #fff;
    margin-bottom: 12px;
}

.step p {
    color: #cbd5e0;
    font-size: 0.95rem;
    margin-bottom: 0;
}

/* ==================== */
/* About Section        */
/* ==================== */
.about {
    padding: 100px 0;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 64px;
    align-items: center;
}

.about-text h2 {
    margin-bottom: 24px;
}

.about-text p {
    font-size: 1.05rem;
}

.about-image img {
    width: 100%;
    border-radius: 8px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

/* ==================== */
/* Contact Section      */
/* ==================== */
.contact {
    padding: 100px 0;
    background: #f7fafc;
    text-align: center;
}

.contact h2 {
    margin-bottom: 8px;
}

/* ==================== */
/* Contact Form         */
/* ==================== */
.contact-form {
    max-width: 560px;
    margin: 0 auto 32px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 14px 16px;
    margin-bottom: 16px;
    border: 1px solid #e2e8f0;
    border-radius: 6px;
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    color: #333;
    background: #fff;
    transition: border-color 0.2s ease;
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: #1a365d;
}

.contact-form textarea {
    resize: vertical;
}

.contact-form button {
    width: 100%;
}

/* ==================== */
/* Footer               */
/* ==================== */
.footer {
    padding: 32px 0;
    background: #1a365d;
    color: #a0aec0;
}

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

.footer p {
    color: #a0aec0;
    font-size: 0.9rem;
    margin: 0;
}

.footer-links {
    display: flex;
    gap: 24px;
}

.footer-links a {
    color: #a0aec0;
    font-size: 0.9rem;
    transition: color 0.2s ease;
}

.footer-links a:hover {
    color: #fff;
}

/* ==================== */
/* Responsive           */
/* ==================== */
@media (max-width: 900px) {
    .services-grid,
    .steps {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .about-image {
        order: -1;
        max-width: 250px;
        margin: 0 auto;
    }
}

@media (max-width: 600px) {
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.5rem;
    }
    
    .nav-links {
        display: none;
    }
    
    .hero {
        padding: 120px 0 80px;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }
}