:root {
    --bg-dark: #000000;
    --bg-card: #121212;
    --text-primary: #ffffff;
    --text-secondary: #a8a8a8;
    --accent-blue: #0095f6;
    --accent-blue-hover: #1877f2;
    --border-color: #262626;
    --ig-gradient: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
    --shadow-soft: 0 4px 20px rgba(0,0,0,0.5);
}
* { margin: 0; padding: 0; box-sizing: border-box; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; }
body { background: var(--bg-dark); color: var(--text-primary); line-height: 1.6; }
a { text-decoration: none; color: inherit; }

/* Navigation */
.nav { background: rgba(0, 0, 0, 0.8); backdrop-filter: blur(10px); 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: 70px; }
.nav-brand { font-size: 26px; font-weight: 700; background: var(--ig-gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.nav-links { display: flex; gap: 25px; align-items: center; }
.nav-links a { font-size: 15px; font-weight: 600; color: var(--text-secondary); transition: color 0.3s; }
.nav-links a:hover, .nav-links a.active { color: var(--text-primary); }
.nav-btn { background: var(--text-primary); color: var(--bg-dark) !important; padding: 8px 18px; border-radius: 6px; transition: 0.2s; }
.nav-btn:hover { background: #e0e0e0; }

/* Modern Hero */
.hero { display: flex; flex-direction: column; align-items: center; justify-content: center; min-height: 80vh; text-align: center; padding: 40px 20px; position: relative; overflow: hidden; }
/* Abstract glowing background */
.hero::before { content: ''; position: absolute; width: 600px; height: 600px; background: radial-gradient(circle, rgba(220, 39, 67, 0.2) 0%, rgba(0, 0, 0, 0) 70%); top: 50%; left: 50%; transform: translate(-50%, -50%); z-index: -1; }
.hero-tag { background: rgba(255,255,255,0.1); border: 1px solid var(--border-color); padding: 6px 16px; border-radius: 20px; font-size: 13px; font-weight: 600; margin-bottom: 30px; display: inline-block; color: var(--text-secondary); }
.hero h1 { font-size: 56px; font-weight: 800; margin-bottom: 20px; line-height: 1.1; max-width: 900px; }
.hero h1 span { background: var(--ig-gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.hero p { font-size: 18px; color: var(--text-secondary); max-width: 650px; margin: 0 auto 40px; }
.btn-group { display: flex; gap: 20px; justify-content: center; }
.btn { padding: 14px 32px; border-radius: 8px; font-size: 16px; font-weight: 600; cursor: pointer; transition: 0.3s; border: none; }
.btn-primary { background: var(--ig-gradient); color: white; box-shadow: 0 4px 15px rgba(220, 39, 67, 0.4); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(220, 39, 67, 0.6); }
.btn-secondary { background: transparent; color: var(--text-primary); border: 1px solid var(--border-color); }
.btn-secondary:hover { background: rgba(255,255,255,0.05); }

/* Stats Bar */
.stats { display: flex; justify-content: center; flex-wrap: wrap; gap: 60px; padding: 40px 20px; background: var(--bg-card); border-top: 1px solid var(--border-color); border-bottom: 1px solid var(--border-color); }
.stat-item text-align: center; }
.stat-item h3 { font-size: 32px; font-weight: 800; margin-bottom: 5px; color: var(--text-primary); }
.stat-item p { font-size: 14px; color: var(--text-secondary); font-weight: 500; text-transform: uppercase; letter-spacing: 1px; }

/* Main Container */
.container { max-width: 1100px; margin: 0 auto; padding: 80px 20px; }
.section-header { text-align: center; margin-bottom: 60px; }
.section-header h2 { font-size: 36px; font-weight: 700; margin-bottom: 15px; }
.section-header p { font-size: 16px; color: var(--text-secondary); max-width: 600px; margin: 0 auto; }

/* SEO Text Box */
.seo-box { background: var(--bg-card); border: 1px solid var(--border-color); border-radius: 16px; padding: 40px; margin-bottom: 80px; text-align: center; box-shadow: var(--shadow-soft); }
.seo-box p { color: var(--text-secondary); font-size: 16px; margin-bottom: 20px; }
.seo-box p:last-child { margin-bottom: 0; }

/* Feature Grid */
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 25px; margin-bottom: 80px; }
.card { background: var(--bg-card); border: 1px solid var(--border-color); border-radius: 12px; padding: 35px; transition: 0.3s; position: relative; overflow: hidden; }
.card::after { content: ''; position: absolute; bottom: 0; left: 0; width: 100%; height: 3px; background: var(--ig-gradient); transform: scaleX(0); transform-origin: left; transition: transform 0.3s ease; }
.card:hover { transform: translateY(-5px); background: #1a1a1a; }
.card:hover::after { transform: scaleX(1); }
.card h3 { font-size: 20px; font-weight: 600; margin-bottom: 15px; }
.card p { font-size: 15px; color: var(--text-secondary); line-height: 1.5; }

/* Images */
.img-display { width: 100%; border-radius: 12px; border: 1px solid var(--border-color); margin-bottom: 80px; box-shadow: var(--shadow-soft); }

/* Steps */
.step-container { display: flex; flex-direction: column; gap: 20px; margin-bottom: 80px; }
.step-row { background: var(--bg-card); border: 1px solid var(--border-color); border-radius: 12px; padding: 30px; display: flex; align-items: center; gap: 25px; transition: 0.3s; }
.step-row:hover { border-color: #555; }
.step-num { font-size: 48px; font-weight: 900; color: #333; line-height: 1; }
.step-text h3 { font-size: 18px; font-weight: 600; margin-bottom: 8px; }
.step-text p { font-size: 15px; color: var(--text-secondary); }

/* FAQ */
.faq-wrap { margin-bottom: 80px; }
.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: 18px; font-weight: 600; margin-bottom: 12px; }
.faq-item p { font-size: 15px; color: var(--text-secondary); }

/* Footer */
.footer { border-top: 1px solid var(--border-color); padding: 60px 20px; text-align: center; }
.footer-links { display: flex; justify-content: center; gap: 30px; margin-bottom: 30px; flex-wrap: wrap; }
.footer-links a { color: var(--text-secondary); font-size: 14px; font-weight: 500; transition: 0.2s; }
.footer-links a:hover { color: var(--text-primary); }
.footer p { color: #555; font-size: 13px; }