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

body { font-family: 'Segoe UI', sans-serif; color: #333; line-height: 1.6; }

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

/* HEADER */
header { background: #fff; padding: 16px 0; box-shadow: 0 2px 8px rgba(0,0,0,0.08); position: sticky; top: 0; z-index: 100; }
header .container { display: flex; justify-content: space-between; align-items: center; }
.logo { font-size: 28px; font-weight: 900; color: #0057FF; letter-spacing: 4px; }
nav a { margin-left: 20px; text-decoration: none; color: #555; font-weight: 500; font-size: 14px; }
nav a:hover { color: #0057FF; }
.btn-login { background: #0057FF; color: #fff !important; padding: 10px 20px; border-radius: 8px; }
.hamburger { display: none; font-size: 24px; cursor: pointer; }
.mobile-menu { display: none; flex-direction: column; background: #fff; padding: 16px 24px; border-top: 1px solid #eee; }
.mobile-menu a { padding: 10px 0; text-decoration: none; color: #333; border-bottom: 1px solid #f0f0f0; }
.mobile-menu.open { display: flex; }

/* SECTION LABELS */
.section-label { font-size: 12px; font-weight: 700; letter-spacing: 3px; color: #0057FF; text-transform: uppercase; margin-bottom: 12px; }

/* HERO */
.hero { background: linear-gradient(135deg, #0a0a2e 0%, #0057FF 60%, #00C6FF 100%); color: #fff; padding: 100px 0 80px; text-align: center; }
.hero-badge { display: inline-block; background: rgba(255,255,255,0.15); border: 1px solid rgba(255,255,255,0.3); padding: 8px 20px; border-radius: 50px; font-size: 14px; margin-bottom: 32px; }
.hero h1 { font-size: 56px; font-weight: 900; line-height: 1.1; margin-bottom: 16px; }
.hero-sub { font-size: 24px; opacity: 0.85; font-weight: 600; margin-bottom: 20px; }
.hero-desc { font-size: 17px; opacity: 0.75; max-width: 640px; margin: 0 auto 40px; }
.hero-btns { display: flex; gap: 16px; justify-content: center; margin-bottom: 60px; }
.btn-primary { background: #fff; color: #0057FF; padding: 14px 32px; border-radius: 50px; font-weight: 700; font-size: 16px; text-decoration: none; display: inline-block; transition: 0.2s; }
.btn-primary:hover { background: #f0f0f0; transform: translateY(-2px); }
.btn-secondary { background: transparent; color: #fff; padding: 14px 32px; border-radius: 50px; font-weight: 700; font-size: 16px; text-decoration: none; border: 2px solid rgba(255,255,255,0.5); display: inline-block; transition: 0.2s; }
.btn-secondary:hover { border-color: #fff; }
.hero-stats { display: flex; gap: 48px; justify-content: center; }
.stat { text-align: center; }
.stat-num { display: block; font-size: 40px; font-weight: 900; }
.stat-label { font-size: 13px; opacity: 0.7; text-transform: uppercase; letter-spacing: 2px; }

/* HOW IT WORKS */
.how { padding: 100px 0; background: #f8f9ff; text-align: center; }
.how h2 { font-size: 36px; font-weight: 800; margin-bottom: 60px; }
.steps { display: flex; align-items: stretch; justify-content: center; gap: 8px; flex-wrap: wrap; }
.step { background: #fff; border-radius: 16px; padding: 32px 24px; width: 200px; box-shadow: 0 4px 20px rgba(0,87,255,0.08); position: relative; }
.step-num { position: absolute; top: -16px; left: 50%; transform: translateX(-50%); background: #0057FF; color: #fff; width: 32px; height: 32px; border-radius: 50%; font-size: 13px; font-weight: 700; display: flex; align-items: center; justify-content: center; }
.step-icon { font-size: 40px; margin-bottom: 16px; }
.step h3 { font-size: 16px; font-weight: 700; margin-bottom: 10px; color: #0057FF; }
.step p { font-size: 13px; color: #666; line-height: 1.6; }
.step-arrow { font-size: 28px; color: #0057FF; opacity: 0.4; padding-top: 80px; }

/* PRODUCTS */
.products { padding: 100px 0; text-align: center; }
.products h2 { font-size: 36px; font-weight: 800; margin-bottom: 12px; }
.product-cards { display: flex; gap: 24px; justify-content: center; flex-wrap: wrap; }
.product-card { background: #fff; border-radius: 20px; padding: 40px 32px; width: 300px; box-shadow: 0 4px 24px rgba(0,0,0,0.08); border: 2px solid transparent; text-align: left; transition: 0.3s; display: flex; flex-direction: column; }
.product-cards { align-items: stretch; }
.product-card:hover { transform: translateY(-4px); box-shadow: 0 8px 40px rgba(0,87,255,0.15); }
.product-card.featured { border-color: #0057FF; }
.product-badge { display: inline-block; background: #e8f0ff; color: #0057FF; font-size: 12px; font-weight: 700; padding: 4px 12px; border-radius: 50px; margin-bottom: 16px; letter-spacing: 1px; }
.product-icon { font-size: 48px; width: 80px; height: 80px; display: flex; align-items: center; justify-content: center; margin-bottom: 16px; margin-left: auto; margin-right: auto; }
.product-card-media { width: 100%; height: 80px; object-fit: contain; margin-bottom: 16px; border-radius: 10px; }
.product-card h3 { font-size: 24px; font-weight: 800; margin-bottom: 12px; color: #0057FF; height: 64px; overflow: hidden; text-align: center; }
.product-card p { font-size: 14px; color: #666; margin-bottom: 20px; line-height: 1.7; }
.product-card ul { list-style: none; margin-bottom: 28px; flex: 1; }
.product-card .btn-outline { margin-top: auto; display: block; text-align: center; }
.product-card ul li { font-size: 14px; padding: 6px 0; border-bottom: 1px solid #f5f5f5; color: #444; }
.btn-outline { display: inline-block; border: 2px solid #0057FF; color: #0057FF; padding: 10px 24px; border-radius: 50px; font-weight: 700; font-size: 14px; text-decoration: none; transition: 0.2s; }
.btn-outline:hover { background: #0057FF; color: #fff; }

/* ROYAN KEY SHOWCASE */
.key-showcase { padding: 100px 0; background: #0a0a2e; }
.key-showcase-grid { display: flex; gap: 64px; align-items: center; }
.key-showcase-text { flex: 1; color: #fff; }
.key-showcase-text .section-label { color: #64B5F6; }
.key-showcase-text h2 { font-size: 36px; font-weight: 800; margin-bottom: 20px; color: #fff; }
.key-showcase-text p { font-size: 16px; color: #90CAF9; margin-bottom: 24px; line-height: 1.8; }
.key-features { list-style: none; }
.key-features li { font-size: 15px; color: #e3f2fd; padding: 8px 0; border-bottom: 1px solid rgba(255,255,255,0.08); }
.key-showcase-image { flex: 1; }

/* FEATURES */
.features { padding: 100px 0; background: #f8f9ff; text-align: center; }
.features h2 { font-size: 36px; font-weight: 800; margin-bottom: 48px; }
.features-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; }
.feature { background: #fff; border-radius: 16px; padding: 32px 24px; box-shadow: 0 2px 16px rgba(0,0,0,0.06); transition: 0.2s; }
.feature:hover { transform: translateY(-4px); box-shadow: 0 8px 32px rgba(0,87,255,0.12); }
.feature .icon { font-size: 36px; margin-bottom: 16px; }
.feature h3 { font-size: 16px; font-weight: 700; margin-bottom: 8px; color: #0057FF; }
.feature p { font-size: 13px; color: #666; line-height: 1.6; }

/* TECH */
.tech { padding: 80px 0; background: #060614; color: #fff; text-align: center; }
.tech h2 { font-size: 32px; font-weight: 800; margin-bottom: 48px; }
.tech .section-label { color: #00C6FF; }
.tech-grid { display: flex; gap: 24px; justify-content: center; flex-wrap: wrap; }
.tech-item { background: rgba(255,255,255,0.08); border-radius: 12px; padding: 24px 32px; text-align: center; min-width: 140px; }
.tech-item span { font-size: 32px; display: block; margin-bottom: 8px; }
.tech-item p { font-size: 13px; color: #aaa; }

/* PRICING */
.pricing { padding: 100px 0; text-align: center; }
.pricing h2 { font-size: 36px; font-weight: 800; margin-bottom: 12px; }
.pricing-sub { color: #666; margin-bottom: 48px; }
.pricing-cards { display: flex; gap: 24px; justify-content: center; flex-wrap: wrap; align-items: flex-start; }
.pricing-card { background: #fff; border-radius: 20px; padding: 40px 32px; width: 280px; box-shadow: 0 4px 24px rgba(0,0,0,0.08); text-align: left; position: relative; }
.pricing-card.featured-price { border: 2px solid #0057FF; transform: scale(1.05); }
.popular-badge { position: absolute; top: -14px; left: 50%; transform: translateX(-50%); background: #0057FF; color: #fff; font-size: 12px; font-weight: 700; padding: 4px 16px; border-radius: 50px; white-space: nowrap; }
.pricing-card h3 { font-size: 22px; font-weight: 800; margin-bottom: 8px; }
.price { font-size: 32px; font-weight: 900; color: #0057FF; margin-bottom: 8px; }
.pricing-card > p { font-size: 14px; color: #888; margin-bottom: 24px; }
.pricing-card ul { list-style: none; margin-bottom: 32px; }
.pricing-card ul li { font-size: 14px; padding: 8px 0; border-bottom: 1px solid #f5f5f5; }

/* CONTACT */
.contact { background: linear-gradient(135deg, #0a0a2e, #0057FF); color: #fff; padding: 100px 0; }
.contact h2 { font-size: 36px; font-weight: 800; margin-bottom: 12px; text-align: center; }
.contact > .container > p { text-align: center; opacity: 0.8; margin-bottom: 48px; font-size: 18px; }
.contact-grid { display: flex; gap: 48px; align-items: flex-start; }
.contact-info { flex: 1; }
.contact-item { font-size: 18px; margin-bottom: 20px; }
.contact-item a { color: #00C6FF; text-decoration: none; }
.contact-form { flex: 2; display: flex; flex-direction: column; gap: 16px; }
.contact-form input, .contact-form textarea { padding: 14px 18px; border-radius: 10px; border: none; font-size: 15px; font-family: inherit; }
.contact-form button { align-self: flex-start; }

/* FOOTER */
footer { background: #060614; color: #aaa; padding: 60px 0 24px; }
.footer-grid { display: flex; gap: 48px; margin-bottom: 48px; }
.footer-brand { flex: 2; }
.footer-brand .logo { margin-bottom: 12px; }
.footer-brand p { font-size: 14px; color: #666; margin-top: 8px; }
.footer-links { flex: 1; }
.footer-links h4 { color: #fff; font-size: 14px; margin-bottom: 16px; letter-spacing: 1px; }
.footer-links a { display: block; color: #666; text-decoration: none; font-size: 14px; margin-bottom: 10px; transition: 0.2s; }
.footer-links a:hover { color: #0057FF; }
.footer-bottom { border-top: 1px solid #1a1a2e; padding-top: 24px; text-align: center; font-size: 13px; }

/* LOGIN */
.login-section { min-height: 80vh; display: flex; align-items: center; justify-content: center; background: #f5f5f5; }
.login-box { background: #fff; padding: 48px; border-radius: 16px; box-shadow: 0 4px 24px rgba(0,0,0,0.1); width: 400px; text-align: center; }
.login-box h2 { font-size: 28px; color: #0057FF; margin-bottom: 8px; }
.login-box p { color: #888; margin-bottom: 32px; }
.login-box input { width: 100%; padding: 14px; margin-bottom: 16px; border: 1px solid #ddd; border-radius: 8px; font-size: 16px; }
.login-box button { width: 100%; padding: 14px; background: #0057FF; color: #fff; border: none; border-radius: 8px; font-size: 16px; font-weight: 700; cursor: pointer; }
.login-box button:hover { background: #0044cc; }
.error { background: #ffe0e0; color: #cc0000; padding: 12px; border-radius: 8px; margin-bottom: 16px; }

/* ABOUT */
.about-hero { background: linear-gradient(135deg, #0057FF, #00C6FF); color: #fff; padding: 80px 0; text-align: center; }
.about-hero h1 { font-size: 48px; font-weight: 900; margin-bottom: 12px; }
.about-hero p { font-size: 22px; opacity: 0.9; }
.about-section { padding: 80px 0; }
.about-block { display: flex; align-items: flex-start; gap: 32px; margin-bottom: 60px; border-bottom: 1px solid #eee; padding-bottom: 48px; }
.about-icon { font-size: 56px; min-width: 80px; text-align: center; }
.about-text h2 { font-size: 28px; color: #0057FF; margin-bottom: 12px; }
.about-text p { font-size: 17px; color: #555; line-height: 1.8; }

/* RESPONSIVE */
@media (max-width: 768px) {
    nav { display: none; }
    .hamburger { display: block; }
    .hero h1 { font-size: 36px; }
    .hero-btns { flex-direction: column; align-items: center; }
    .hero-stats { gap: 24px; }
    .steps { flex-direction: column; align-items: center; }
    .step-arrow { display: none; }
    .features-grid { grid-template-columns: repeat(2, 1fr); }
    .contact-grid { flex-direction: column; }
    .footer-grid { flex-direction: column; gap: 32px; }
    .pricing-card.featured-price { transform: scale(1); }
    .key-showcase-grid { flex-direction: column; }
}