:root {
    --bg-main: #ffffff;
    --bg-secondary: #fafafa;
    --text-primary: #262626;
    --text-secondary: #8e8e8e;
    --border-color: #dbdbdb;
    --btn-blue: #0095f6;
    --btn-blue-hover: #1877f2;
    --ig-gradient: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
    --shadow-sm: 0 2px 10px rgba(0,0,0,0.05);
    --shadow-md: 0 8px 25px rgba(0,0,0,0.08);
}
* { margin: 0; padding: 0; box-sizing: border-box; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; }
body { background: var(--bg-main); color: var(--text-primary); line-height: 1.6; -webkit-font-smoothing: antialiased; }
a { text-decoration: none; color: inherit; }

/* Navigation */
.nav { background: var(--bg-main); border-bottom: 1px solid var(--border-color); position: sticky; top: 0; z-index: 100; display: flex; justify-content: space-between; align-items: center; padding: 15px 5%; height: 65px; }
.nav-brand { font-size: 26px; font-weight: 700; letter-spacing: -0.5px; }
.nav-links { display: flex; gap: 24px; align-items: center; }
.nav-links a { font-size: 15px; font-weight: 600; color: var(--text-primary); transition: color 0.2s; }
.nav-links a:hover, .nav-links a.active { color: var(--btn-blue); }
.nav-btn { background: var(--btn-blue); color: white !important; padding: 8px 20px; border-radius: 4px; font-weight: 600; }
.nav-btn:hover { background: var(--btn-blue-hover); }

/* Clean Hero */
.hero { display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 80px 20px; text-align: center; background: var(--bg-secondary); border-bottom: 1px solid var(--border-color); }
.hero-icon { width: 64px; height: 64px; background: var(--ig-gradient); border-radius: 16px; margin-bottom: 24px; display: flex; align-items: center; justify-content: center; color: white; font-size: 32px; box-shadow: var(--shadow-sm); }
.hero h1 { font-size: 42px; font-weight: 800; margin-bottom: 20px; letter-spacing: -1px; }
.hero p { font-size: 18px; color: var(--text-secondary); max-width: 650px; margin: 0 auto 30px; font-weight: 400; }
.btn-group { display: flex; gap: 15px; justify-content: center; flex-wrap: wrap; }
.btn { padding: 12px 30px; border-radius: 6px; font-size: 15px; font-weight: 600; cursor: pointer; transition: 0.2s; }
.btn-primary { background: var(--btn-blue); color: white; border: 1px solid var(--btn-blue); }
.btn-primary:hover { background: var(--btn-blue-hover); }
.btn-secondary { background: white; color: var(--text-primary); border: 1px solid var(--border-color); }
.btn-secondary:hover { background: var(--bg-secondary); }

/* Stats Minimal */
.stats { display: flex; justify-content: center; gap: 60px; padding: 40px 20px; border-bottom: 1px solid var(--border-color); flex-wrap: wrap; }
.stat-box { text-align: center; }
.stat-box h3 { font-size: 24px; font-weight: 700; margin-bottom: 5px; }
.stat-box p { font-size: 13px; color: var(--text-secondary); font-weight: 500; }

/* Container */
.container { max-width: 1000px; margin: 0 auto; padding: 60px 20px; }
.section-title { font-size: 28px; font-weight: 700; text-align: center; margin-bottom: 40px; }

/* SEO About Text */
.about-section { text-align: center; margin-bottom: 70px; max-width: 800px; margin-left: auto; margin-right: auto; }
.about-section p { font-size: 16px; color: var(--text-secondary); margin-bottom: 20px; line-height: 1.8; }
.about-section p:last-child { margin-bottom: 0; }

/* Product Features Grid */
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 25px; margin-bottom: 70px; }
.card { padding: 30px; border: 1px solid var(--border-color); border-radius: 8px; transition: 0.3s; background: var(--bg-main); display: flex; flex-direction: column; align-items: flex-start; }
.card:hover { box-shadow: var(--shadow-md); border-color: transparent; }
.card-icon { width: 40px; height: 40px; background: var(--bg-secondary); border-radius: 8px; display: flex; align-items: center; justify-content: center; font-weight: bold; color: var(--text-primary); margin-bottom: 20px; border: 1px solid var(--border-color); }
.card h3 { font-size: 18px; font-weight: 600; margin-bottom: 12px; }
.card p { font-size: 14px; color: var(--text-secondary); line-height: 1.6; }

/* Showcase Image */
.showcase-img { width: 100%; border-radius: 8px; border: 1px solid var(--border-color); margin-bottom: 70px; box-shadow: var(--shadow-md); }

/* Minimalist Guide */
.guide-wrapper { max-width: 800px; margin: 0 auto 70px; }
.guide-step { display: flex; gap: 20px; margin-bottom: 30px; align-items: flex-start; }
.step-num { font-size: 24px; font-weight: 700; color: var(--btn-blue); width: 40px; flex-shrink: 0; }
.step-content h3 { font-size: 18px; font-weight: 600; margin-bottom: 8px; }
.step-content p { font-size: 15px; color: var(--text-secondary); }

/* FAQ Clean */
.faq-wrap { margin-bottom: 60px; }
.faq-item { border-bottom: 1px solid var(--border-color); padding: 25px 0; }
.faq-item:first-child { border-top: 1px solid var(--border-color); }
.faq-item h3 { font-size: 16px; font-weight: 600; margin-bottom: 10px; }
.faq-item p { font-size: 15px; color: var(--text-secondary); }

/* Footer */
.footer { border-top: 1px solid var(--border-color); padding: 40px 20px; text-align: center; background: var(--bg-secondary); }
.footer-links { display: flex; justify-content: center; gap: 24px; margin-bottom: 20px; flex-wrap: wrap; }
.footer-links a { color: var(--text-secondary); font-size: 14px; font-weight: 500; }
.footer-links a:hover { color: var(--text-primary); }
.footer p { color: #a8a8a8; font-size: 12px; }