:root {
    --bg-primary: #0b0d17;
    --bg-secondary: #131728;
    --bg-card: rgba(25, 30, 52, 0.7);
    --border-color: rgba(255, 255, 255, 0.08);
    --accent-glow: #6366f1;
    --accent-aurora: #06b6d4;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-family);
    line-height: 1.65;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background-image: 
        radial-gradient(ellipse at 20% 0%, rgba(99, 102, 241, 0.15), transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(6, 182, 212, 0.12), transparent 50%),
        radial-gradient(circle at 50% 80%, rgba(139, 92, 246, 0.08), transparent 60%);
    background-attachment: fixed;
}

.container {
    max-width: 860px;
    margin: 0 auto;
    padding: 0 24px;
    width: 100%;
}

/* Header & Navigation */
header {
    border-bottom: 1px solid var(--border-color);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(11, 13, 23, 0.8);
}

.nav-wrap {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 700;
    font-size: 1.2rem;
    letter-spacing: -0.02em;
}

.brand-icon {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    background: linear-gradient(135deg, #6366f1, #06b6d4);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1rem;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 20px;
}

nav a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: color 0.2s ease;
}

nav a:hover, nav a.active {
    color: var(--text-primary);
}

/* Main Content */
main {
    flex: 1;
    padding: 48px 0 80px;
}

.page-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 40px;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.page-header {
    margin-bottom: 36px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 24px;
}

.page-title {
    font-size: 2.2rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    margin-bottom: 8px;
    background: linear-gradient(135deg, #ffffff 40%, #94a3b8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.page-subtitle {
    color: var(--text-secondary);
    font-size: 1rem;
}

.content-section {
    margin-bottom: 32px;
}

.content-section h2 {
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.content-section p {
    color: var(--text-secondary);
    margin-bottom: 14px;
    font-size: 1rem;
}

.content-section ul {
    list-style: none;
    margin-bottom: 16px;
    padding-left: 4px;
}

.content-section ul li {
    color: var(--text-secondary);
    position: relative;
    padding-left: 24px;
    margin-bottom: 10px;
    font-size: 0.98rem;
}

.content-section ul li::before {
    content: "✦";
    position: absolute;
    left: 0;
    color: var(--accent-aurora);
    font-size: 0.8rem;
    top: 2px;
}

/* FAQ Accordion / Cards */
.faq-item {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 16px;
}

.faq-question {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.faq-answer {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* Contact Box */
.contact-box {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(6, 182, 212, 0.05));
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: 16px;
    padding: 28px;
    margin-top: 24px;
    text-align: center;
}

.contact-box h3 {
    font-size: 1.2rem;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.contact-box p {
    color: var(--text-secondary);
    margin-bottom: 18px;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, #6366f1, #4f46e5);
    color: white;
    padding: 12px 24px;
    border-radius: 10px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: transform 0.2s, box-shadow 0.2s;
}

.btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 8px 20px rgba(99, 102, 241, 0.4);
}

/* Footer */
footer {
    border-top: 1px solid var(--border-color);
    padding: 32px 0;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.9rem;
    background: rgba(11, 13, 23, 0.9);
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 24px;
    margin-bottom: 12px;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.2s;
}

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

/* Responsive */
@media (max-width: 640px) {
    .page-card {
        padding: 24px 20px;
        border-radius: 16px;
    }
    
    .page-title {
        font-size: 1.75rem;
    }
    
    nav ul {
        gap: 14px;
    }
}