/* ===== CSS Variables ===== */
:root {
    --color-primary: #6B9B76;
    --color-primary-dark: #5A8A65;
    --color-primary-light: #8FBF9A;
    --color-secondary: #F5F7F6;
    --color-accent: #E8F0EA;
    --color-text: #2D3B35;
    --color-text-light: #5A6B62;
    --color-white: #FFFFFF;
    --color-border: #E0E7E3;
    
    --gradient-primary: linear-gradient(135deg, #6B9B76 0%, #8FBF9A 50%, #A8D4B4 100%);
    --gradient-bg: linear-gradient(180deg, #F0F7F2 0%, #FFFFFF 30%);
    
    --shadow-sm: 0 2px 8px rgba(107, 155, 118, 0.08);
    --shadow-md: 0 4px 20px rgba(107, 155, 118, 0.12);
    --shadow-lg: 0 8px 40px rgba(107, 155, 118, 0.16);
    
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    
    --font-family: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    color: var(--color-text);
    line-height: 1.6;
    background: var(--color-white);
    min-height: 100vh;
    position: relative;
    overflow-x: hidden;
}

/* ===== Background ===== */
.gradient-bg {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 100vh;
    background: var(--gradient-bg);
    z-index: -1;
}

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

/* ===== Navbar ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border);
    z-index: 1000;
}

.nav-container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--color-text);
    font-weight: 600;
    font-size: 1.25rem;
    transition: opacity 0.2s;
}

.logo:hover {
    opacity: 0.8;
}

.logo-icon {
    font-size: 1.5rem;
}

.nav-links {
    display: flex;
    gap: 8px;
}

.nav-link {
    text-decoration: none;
    color: var(--color-text-light);
    padding: 10px 18px;
    border-radius: var(--radius-md);
    font-weight: 500;
    font-size: 0.95rem;
    transition: all 0.2s;
}

.nav-link:hover {
    color: var(--color-primary);
    background: var(--color-accent);
}

.nav-link.active {
    color: var(--color-primary);
    background: var(--color-accent);
}

/* ===== Main Content ===== */
.main-content {
    padding-top: 70px;
}

/* ===== Hero Section ===== */
.hero {
    padding: 80px 0 60px;
    text-align: center;
}

.hero-small {
    padding: 60px 0 40px;
}

.hero-title {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-light);
    max-width: 500px;
    margin: 0 auto;
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: var(--radius-lg);
    font-family: var(--font-family);
    font-weight: 600;
    font-size: 0.95rem;
    text-decoration: none;
    cursor: pointer;
    border: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--color-white);
    box-shadow: var(--shadow-md);
}

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

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

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

.btn-large {
    padding: 18px 36px;
    font-size: 1.05rem;
}

/* ===== Support Section ===== */
.support-section {
    padding: 40px 0 80px;
}

.support-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}

.support-card {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: 40px 32px;
    text-align: center;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.support-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.card-icon {
    font-size: 3rem;
    margin-bottom: 20px;
    display: block;
}

.support-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--color-text);
}

.support-card p {
    color: var(--color-text-light);
    margin-bottom: 24px;
    font-size: 0.95rem;
    line-height: 1.7;
}

/* ===== FAQ Section ===== */
.faq-section {
    padding: 60px 0 80px;
    background: var(--color-secondary);
}

.section-title {
    font-size: 1.75rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 48px;
    color: var(--color-text);
}

.faq-list {
    max-width: 700px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.faq-item {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    overflow: hidden;
    transition: all 0.3s;
}

.faq-item:hover {
    border-color: var(--color-primary-light);
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px;
    background: none;
    border: none;
    cursor: pointer;
    font-family: var(--font-family);
    font-size: 1rem;
    font-weight: 500;
    color: var(--color-text);
    text-align: left;
    transition: color 0.2s;
}

.faq-question:hover {
    color: var(--color-primary);
}

.faq-icon {
    font-size: 1.5rem;
    font-weight: 300;
    color: var(--color-primary);
    transition: transform 0.3s;
}

.faq-item.open .faq-icon {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out, padding 0.3s ease-out;
}

.faq-item.open .faq-answer {
    max-height: 300px;
    padding: 0 24px 20px;
}

.faq-answer p {
    color: var(--color-text-light);
    line-height: 1.7;
    font-size: 0.95rem;
}

/* ===== Contact Section ===== */
.contact-section {
    padding: 80px 0;
}

.contact-card {
    background: var(--gradient-primary);
    border-radius: var(--radius-xl);
    padding: 60px 40px;
    text-align: center;
    color: var(--color-white);
}

.contact-card h2 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.contact-card p {
    opacity: 0.9;
    margin-bottom: 28px;
    font-size: 1.05rem;
}

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

.contact-card .btn-primary:hover {
    background: rgba(255, 255, 255, 0.9);
}

/* ===== Policy Section ===== */
.policy-section {
    padding: 40px 0 80px;
}

.policy-content {
    max-width: 800px;
    margin: 0 auto;
}

.policy-block {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 32px;
    margin-bottom: 24px;
}

.policy-block h2 {
    font-size: 1.35rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--color-accent);
}

.policy-block h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-text);
    margin: 24px 0 12px;
}

.policy-block p {
    color: var(--color-text-light);
    margin-bottom: 12px;
    line-height: 1.8;
}

.policy-block ul {
    color: var(--color-text-light);
    margin: 16px 0;
    padding-left: 24px;
}

.policy-block li {
    margin-bottom: 8px;
    line-height: 1.7;
}

.policy-block a {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 500;
}

.policy-block a:hover {
    text-decoration: underline;
}

.contact-info {
    background: var(--color-accent);
    padding: 20px 24px;
    border-radius: var(--radius-md);
    margin-top: 16px;
}

.contact-info p {
    margin: 0;
}

/* ===== Footer ===== */
.footer {
    background: var(--color-text);
    color: var(--color-white);
    padding: 40px 0;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    text-align: center;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
    font-size: 1.25rem;
}

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

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 0.95rem;
    transition: color 0.2s;
}

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

.footer-copyright {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.875rem;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
    .nav-container {
        height: 60px;
    }
    
    .logo-text {
        display: none;
    }
    
    .hero {
        padding: 60px 0 40px;
    }
    
    .support-grid {
        grid-template-columns: 1fr;
    }
    
    .support-card {
        padding: 32px 24px;
    }
    
    .policy-block {
        padding: 24px 20px;
    }
    
    .contact-card {
        padding: 40px 24px;
    }
}