:root {
    --primary: #0095f6;
    --primary-hover: #1877f2;
    --bg-main: #fafafa;
    --bg-card: #ffffff;
    --text-dark: #262626;
    --text-gray: #8e8e8e;
    --border: #dbdbdb;
}
* { margin: 0; padding: 0; box-sizing: border-box; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; }
body { background-color: var(--bg-main); color: var(--text-dark); line-height: 1.5; }
a { text-decoration: none; color: inherit; transition: 0.2s; }
ul { list-style: none; }

/* Nav */
.nav { background: var(--bg-card); border-bottom: 1px solid var(--border); padding: 15px 5%; display: flex; justify-content: space-between; align-items: center; position: sticky; top: 0; z-index: 100; height: 60px; }
.nav-brand { font-size: 24px; font-weight: 700; font-family: 'Comic Sans MS', cursive, sans-serif; }
.nav-links { display: flex; gap: 20px; }
.nav-links a { font-size: 14px; font-weight: 600; color: var(--text-gray); }
.nav-links a.active, .nav-links a:hover { color: var(--text-dark); }
.nav-btn { background: var(--primary); color: white !important; padding: 6px 16px; border-radius: 4px; }
.nav-btn:hover { background: var(--primary-hover); }

/* Split Hero */
.hero-split { display: flex; max-width: 900px; margin: 60px auto; gap: 40px; align-items: center; padding: 0 20px; }
.hero-left { flex: 1; }
.hero-right { width: 350px; flex-shrink: 0; }
.hero-title { font-size: 36px; font-weight: 300; margin-bottom: 20px; line-height: 1.2; }
.hero-subtitle { font-size: 16px; color: var(--text-gray); margin-bottom: 30px; }

/* Auth Box */
.auth-box { background: var(--bg-card); border: 1px solid var(--border); padding: 40px; border-radius: 1px; text-align: center; }
.auth-logo { font-size: 32px; font-weight: bold; font-family: 'Comic Sans MS', cursive; margin-bottom: 30px; }
.auth-desc { font-size: 14px; color: var(--text-gray); font-weight: 600; margin-bottom: 20px; }
.btn-block { display: block; width: 100%; padding: 8px 0; background: var(--primary); color: white; border: none; border-radius: 4px; font-weight: 600; cursor: pointer; margin-bottom: 15px; }
.btn-block:hover { background: var(--primary-hover); }
.divider { display: flex; align-items: center; margin: 15px 0; }
.divider::before, .divider::after { content: ""; flex: 1; height: 1px; background: var(--border); }
.divider span { padding: 0 15px; font-size: 13px; color: var(--text-gray); font-weight: 600; }
.auth-box p { font-size: 12px; color: var(--text-gray); margin-top: 20px; }

/* Stats */
.stats { display: flex; justify-content: center; gap: 40px; margin: 40px 0; flex-wrap: wrap; }
.stat-item { text-align: center; }
.stat-item strong { display: block; font-size: 24px; color: var(--text-dark); }
.stat-item span { font-size: 14px; color: var(--text-gray); }

/* Container */
.container { max-width: 900px; margin: 0 auto; padding: 40px 20px; }
.section-title { font-size: 24px; font-weight: 300; text-align: center; margin-bottom: 40px; color: var(--text-dark); }

/* About */
.about { text-align: center; margin-bottom: 60px; }
.about p { font-size: 16px; color: var(--text-gray); margin-bottom: 15px; max-width: 700px; margin-inline: auto; }

/* Features Grid */
.features { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 30px; margin-bottom: 60px; }
.feature-card { background: var(--bg-card); border: 1px solid var(--border); padding: 30px; border-radius: 1px; text-align: center; }
.feature-card h3 { font-size: 16px; margin-bottom: 10px; }
.feature-card p { font-size: 14px; color: var(--text-gray); }

/* Guide List */
.guide-list { display: flex; flex-direction: column; gap: 20px; margin-bottom: 60px; }
.guide-item { display: flex; gap: 20px; background: var(--bg-card); border: 1px solid var(--border); padding: 25px; align-items: center; }
.guide-num { font-size: 24px; font-weight: bold; color: var(--border); width: 40px; }
.guide-text h3 { font-size: 16px; margin-bottom: 5px; }
.guide-text p { font-size: 14px; color: var(--text-gray); }

/* FAQ */
.faq-list { margin-bottom: 60px; }
.faq-item { background: var(--bg-card); border: 1px solid var(--border); padding: 25px; margin-bottom: 15px; }
.faq-item h3 { font-size: 16px; margin-bottom: 10px; color: var(--text-dark); }
.faq-item p { font-size: 14px; color: var(--text-gray); }

/* Images */
.showcase-img { width: 100%; border: 1px solid var(--border); margin-bottom: 40px; display: block; }

/* Footer */
.footer { padding: 40px 20px; text-align: center; border-top: 1px solid var(--border); margin-top: 40px; }
.footer-links { margin-bottom: 15px; display: flex; justify-content: center; gap: 15px; flex-wrap: wrap; }
.footer-links a { color: var(--text-gray); font-size: 12px; }
.footer p { color: var(--text-gray); font-size: 12px; }

@media (max-width: 768px) {
    .hero-split { flex-direction: column; }
    .hero-right { width: 100%; max-width: 350px; }
}