/* ===== RESET & BASE ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    color: #1a1a2e;
    line-height: 1.6;
    background: #ffffff;
}

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

h2 {
    font-size: 2.2rem;
    font-weight: 800;
    text-align: center;
    margin-bottom: 12px;
}

.section-subtitle {
    text-align: center;
    color: #666;
    font-size: 1.1rem;
    margin-bottom: 48px;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: #16a34a;
    color: white;
}

.btn-primary:hover {
    background: #15803d;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(22, 163, 74, 0.3);
}

.btn-secondary {
    background: #f0fdf4;
    color: #16a34a;
    border: 2px solid #16a34a;
}

.btn-secondary:hover {
    background: #16a34a;
    color: white;
    transform: translateY(-2px);
}

.btn-large {
    padding: 16px 36px;
    font-size: 1.1rem;
}

.btn-nav {
    background: #16a34a;
    color: white;
    padding: 10px 24px;
    font-size: 0.9rem;
}

.btn-nav:hover {
    background: #15803d;
}

/* ===== NAVBAR ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 16px 0;
    border-bottom: 1px solid #eee;
}

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

.logo {
    font-size: 1.4rem;
    font-weight: 800;
    color: #1a1a2e;
    text-decoration: none;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links a {
    text-decoration: none;
    color: #555;
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: #16a34a;
}

.mobile-menu {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: #1a1a2e;
}

/* ===== HERO ===== */
.hero {
    padding: 160px 0 100px;
    background: linear-gradient(135deg, #f0fdf4 0%, #ecfdf5 50%, #d1fae5 100%);
    text-align: center;
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 20px;
    color: #1a1a2e;
}

.highlight {
    color: #16a34a;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: #555;
    max-width: 600px;
    margin: 0 auto 36px;
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 60px;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 60px;
    flex-wrap: wrap;
}

.stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.stat-number {
    font-size: 2rem;
}

.stat-label {
    font-size: 0.9rem;
    font-weight: 600;
    color: #555;
}

/* ===== HOW IT WORKS ===== */
.how-it-works {
    padding: 100px 0;
    background: #fff;
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.step {
    text-align: center;
    padding: 40px 24px;
    border-radius: 16px;
    background: #fafafa;
    position: relative;
    transition: transform 0.3s;
}

.step:hover {
    transform: translateY(-5px);
}

.step-icon {
    font-size: 2.5rem;
    margin-bottom: 8px;
}

.step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: #16a34a;
    color: white;
    border-radius: 50%;
    font-weight: 700;
    font-size: 0.9rem;
    margin-bottom: 16px;
}

.step h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.step p {
    color: #666;
    font-size: 0.95rem;
}

/* ===== CATEGORIES ===== */
.categories {
    padding: 100px 0;
    background: #f8faf9;
}

.category-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.category-card {
    background: white;
    border-radius: 16px;
    padding: 32px 24px;
    text-align: center;
    border: 1px solid #e8efe8;
    transition: all 0.3s;
    cursor: pointer;
}

.category-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.08);
    border-color: #16a34a;
}

.category-emoji {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.category-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.category-card p {
    color: #666;
    font-size: 0.9rem;
}

/* ===== WHY SECTION ===== */
.why-section {
    padding: 100px 0;
    background: #fff;
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-top: 48px;
}

.why-card {
    padding: 32px;
    border-radius: 16px;
    background: #f0fdf4;
    border: 1px solid #d1fae5;
    transition: transform 0.3s;
}

.why-card:hover {
    transform: translateY(-3px);
}

.why-card h3 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.why-card p {
    color: #555;
    font-size: 0.95rem;
}

/* ===== CTA SECTION ===== */
.cta-section {
    padding: 100px 0;
    background: linear-gradient(135deg, #16a34a 0%, #15803d 100%);
    text-align: center;
    color: white;
}

.cta-section h2 {
    color: white;
    font-size: 2.5rem;
}

.cta-section p {
    font-size: 1.15rem;
    opacity: 0.9;
    max-width: 500px;
    margin: 0 auto 32px;
}

.cta-section .btn-primary {
    background: white;
    color: #16a34a;
    font-size: 1.15rem;
}

.cta-section .btn-primary:hover {
    background: #f0fdf4;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

.cta-note {
    margin-top: 20px;
    font-size: 0.95rem;
    opacity: 0.85;
}

.cta-note a {
    color: white;
    font-weight: 600;
    text-decoration: underline;
}

/* ===== ABOUT ===== */
.about-section {
    padding: 100px 0;
    background: #f8faf9;
}

.about-content {
    max-width: 650px;
    margin: 32px auto 0;
    text-align: center;
}

.about-content p {
    color: #555;
    font-size: 1.05rem;
    margin-bottom: 16px;
    line-height: 1.8;
}

.about-tagline {
    font-size: 1.3rem;
    font-weight: 700;
    color: #16a34a;
    margin-top: 24px;
}

/* ===== FOOTER ===== */
.footer {
    padding: 48px 0 32px;
    background: #1a1a2e;
    color: #aaa;
}

.footer-content {
    text-align: center;
}

.footer-brand {
    margin-bottom: 24px;
}

.footer-brand .logo {
    color: white;
    font-size: 1.3rem;
}

.footer-brand p {
    margin-top: 8px;
    font-size: 0.9rem;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 32px;
    margin-bottom: 32px;
    flex-wrap: wrap;
}

.footer-links a {
    color: #aaa;
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s;
}

.footer-links a:hover {
    color: #16a34a;
}

.footer-bottom {
    border-top: 1px solid #2a2a3e;
    padding-top: 24px;
}

.footer-bottom p {
    font-size: 0.85rem;
}

/* ===== MOBILE ===== */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .mobile-menu {
        display: block;
    }

    .nav-links.active {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: white;
        padding: 24px;
        border-bottom: 1px solid #eee;
        box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    }

    .hero {
        padding: 130px 0 80px;
    }

    .hero h1 {
        font-size: 2.4rem;
    }

    .hero-subtitle {
        font-size: 1.05rem;
    }

    .hero-stats {
        gap: 30px;
    }

    .steps-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .category-grid {
        grid-template-columns: 1fr 1fr;
        gap: 16px;
    }

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

    h2 {
        font-size: 1.8rem;
    }

    .cta-section h2 {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .category-grid {
        grid-template-columns: 1fr;
    }

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

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
}