/* ===== Color Scheme ===== */
:root {
    --primary-blue: #0066cc;
    --primary-dark: #004499;
    --primary-light: #3399ff;
    --secondary-blue: #0052a3;
    --white: #ffffff;
    --light-gray: #f5f7fa;
    --medium-gray: #e0e6ed;
    --dark-gray: #333333;
    --text-gray: #666666;
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    --shadow: 0 2px 8px rgba(0, 102, 204, 0.1);
    --shadow-lg: 0 10px 30px rgba(0, 102, 204, 0.15);
}

/* ===== Global Styles ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    color: var(--dark-gray);
    background-color: var(--white);
    line-height: 1.6;
}

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

/* ===== Typography ===== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    color: var(--dark-gray);
    margin-bottom: 1rem;
}

h1 {
    font-size: 3rem;
    line-height: 1.2;
}

h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
}

h3 {
    font-size: 1.5rem;
}

p {
    color: var(--text-gray);
    margin-bottom: 1rem;
}

a {
    color: var(--primary-blue);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

/* ===== Buttons ===== */
.btn-primary, .btn-secondary, .btn-text {
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    display: inline-block;
    text-align: center;
    pointer-events: auto !important;
}

.btn-primary {
    background-color: var(--primary-blue);
    color: var(--white);
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: transparent;
    color: var(--primary-blue);
    border: 2px solid var(--primary-blue);
}

.btn-secondary:hover {
    background-color: var(--light-gray);
    border-color: var(--primary-dark);
}

.btn-text {
    background-color: transparent;
    color: var(--primary-blue);
    padding: 8px 16px;
}

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

.btn-lg {
    padding: 16px 40px;
    font-size: 1.1rem;
}

/* ===== Navigation ===== */
.navbar {
    background-color: var(--white);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 100;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 20px;
}

.navbar-brand .logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-blue);
    display: flex;
    align-items: center;
    gap: 8px;
}

.navbar-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    flex: 1;
    margin-left: 3rem;
}

.navbar-menu a {
    color: var(--dark-gray);
    font-weight: 500;
}

.navbar-menu a:hover {
    color: var(--primary-blue);
}

.navbar-auth {
    display: flex;
    gap: 1rem;
    align-items: center;
}

/* ===== Hero Section ===== */
.hero {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--light-gray) 0%, var(--white) 100%);
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-content h1 {
    color: var(--primary-blue);
    margin-bottom: 1.5rem;
}

.hero-content > p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
}

.hero-badge {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 12px 20px;
    background-color: var(--light-gray);
    border-radius: 8px;
    width: fit-content;
}

.hero-badge span:first-child {
    font-weight: 700;
    color: var(--primary-blue);
}

.illustration {
    font-size: 200px;
    text-align: center;
    color: var(--primary-light);
    opacity: 0.8;
}

/* ===== Features Section ===== */
.features {
    padding: 80px 0;
    background-color: var(--white);
}

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

.feature-card {
    padding: 2rem;
    background-color: var(--light-gray);
    border-radius: 12px;
    text-align: center;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.feature-card:hover {
    border-color: var(--primary-blue);
    box-shadow: var(--shadow-lg);
    transform: translateY(-8px);
}

.feature-icon {
    font-size: 3rem;
    color: var(--primary-blue);
    margin-bottom: 1rem;
}

.feature-card h3 {
    color: var(--primary-blue);
    margin-bottom: 1rem;
}

/* ===== How It Works ===== */
.how-it-works {
    padding: 80px 0;
    background-color: var(--light-gray);
}

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

.step {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    box-shadow: var(--shadow);
}

.step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background-color: var(--primary-blue);
    color: var(--white);
    border-radius: 50%;
    font-weight: 700;
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.step h3 {
    color: var(--primary-blue);
}

/* ===== Success Stories ===== */
.success-stories {
    padding: 80px 0;
    background-color: var(--white);
}

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

.story-card {
    padding: 2rem;
    background-color: var(--light-gray);
    border-radius: 12px;
    border-left: 4px solid var(--primary-blue);
}

.story-header {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
}

.avatar {
    font-size: 2.5rem;
}

.story-header h4 {
    margin-bottom: 0.25rem;
}

.story-header p {
    font-size: 0.9rem;
    margin: 0;
}

.story-text {
    font-style: italic;
    margin-bottom: 1rem;
}

.story-stats {
    display: flex;
    gap: 1rem;
    font-weight: 600;
    color: var(--primary-blue);
}

/* ===== CTA Section ===== */
.cta {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--secondary-blue) 100%);
    color: var(--white);
    text-align: center;
}

.cta h2 {
    color: var(--white);
}

.cta p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

/* ===== Footer ===== */
.footer {
    background-color: var(--dark-gray);
    color: var(--white);
    padding: 3rem 0 1rem;
}

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

.footer-section h4 {
    color: var(--white);
    margin-bottom: 1rem;
}

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

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

.footer-section a {
    color: rgba(255, 255, 255, 0.7);
}

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

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
}

/* ===== Responsive Design ===== */
@media (max-width: 768px) {
    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.8rem;
    }

    .hero .container {
        grid-template-columns: 1fr;
    }

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

    .navbar-menu {
        display: none;
    }

    .illustration {
        font-size: 100px;
    }
}