/* fix */SET & BASE === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --primary-light: #60a5fa;
  --accent: #f59e0b;
  --bg: #ffffff;
  --bg-alt: #f8fafc;
  --text: #1e293b;
  --text-light: #64748b;
  --border: #e2e8f0;
  --radius: 12px;
  --shadow: 0 4px 24px rgba(0,0,0,0.06);
  --shadow-lg: 0 12px 48px rgba(0,0,0,0.08);
}

html { scroll-behavior: smooth; }
body { font-family: 'Inter', -apple-system, sans-serif; color: var(--text); line-height: 1.6; -webkit-font-smoothing: antialiased; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* === NAV === */
.navbar { position: fixed; top: 0; width: 100%; background: rgba(255,255,255,0.92); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); z-index: 1000; border-bottom: 1px solid var(--border); }
.nav-container { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.logo { display: flex; align-items: center; gap: 8px; text-decoration: none; }
.logo-icon { font-size: 24px; }
.logo-text { font-size: 22px; font-weight: 800; color: var(--text); letter-spacing: -0.5px; }
.logo-accent { color: var(--primary); }

.nav-links { display: flex; list-style: none; gap: 32px; }
.nav-links a { text-decoration: none; color: var(--text-light); font-size: 15px; font-weight: 500; transition: color 0.2s; }
.nav-links a:hover { color: var(--primary); }

.hamburger { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 4px; }
.hamburger span { display: block; width: 24px; height: 2px; background: var(--text); border-radius: 2px; transition: 0.3s; }

/* === HERO === */
.hero { min-height: 88vh; display: flex; align-items: center; position: relative; overflow: hidden; padding-top: 68px; }
.hero-content { position: relative; z-index: 2; max-width: 680px; }
.hero h1 { font-size: clamp(36px, 6vw, 60px); font-weight: 800; line-height: 1.1; letter-spacing: -1.5px; color: var(--text); margin-bottom: 20px; }
.highlight { color: var(--primary); }
.hero-sub { font-size: 17px; color: var(--text-light); line-height: 1.7; margin-bottom: 32px; }
.hero-cta { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-bg { position: absolute; right: -5%; top: 50%; transform: translateY(-50%); width: 50%; max-width: 600px; opacity: 0.7; }
.hero-graphic { width: 100%; }
.hero-graphic svg { width: 100%; height: auto; color: var(--primary); }

/* === BUTTONS === */
.btn { display: inline-flex; align-items: center; justify-content: center; padding: 14px 30px; border-radius: 8px; font-size: 15px; font-weight: 600; text-decoration: none; cursor: pointer; border: none; transition: all 0.25s; }
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-1px); box-shadow: 0 8px 20px rgba(37,99,235,0.25); }
.btn-outline { background: transparent; color: var(--text); border: 2px solid var(--border); }
.btn-outline:hover { border-color: var(--primary); color: var(--primary); }
.btn-sm { padding: 10px 20px; font-size: 14px; }
.btn-full { width: 100%; }

/* === FEATURES STRIP === */
.features-strip { background: var(--bg-alt); border-top: 1px solid var(--border); }
.features-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; padding: 32px 0; }
.feature-item { display: flex; align-items: center; gap: 14px; }
.fi-icon { font-size: 28px; flex-shrink: 0; }
.feature-item h4 { font-size: 14px; font-weight: 600; margin-bottom: 2px; }
.feature-item p { font-size: 13px; color: var(--text-light); }

/* === SECTIONS === */
.section-header { text-align: center; margin-bottom: 48px; }
.section-header h2 { font-size: clamp(28px, 4vw, 36px); font-weight: 700; letter-spacing: -0.5px; margin-bottom: 12px; }
.section-header p { color: var(--text-light); font-size: 16px; max-width: 560px; margin: 0 auto; }

.products, .why-section, .about { padding: 80px 0; }
.why-section { background: var(--bg-alt); }

/* === PRODUCTS === */
.product-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 28px; }
.product-card { background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; transition: transform 0.25s, box-shadow 0.25s; }
.product-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.product-image { position: relative; background: var(--bg-alt); padding: 20px; display: flex; align-items: center; justify-content: center; height: 200px; }
.psvg { width: 90%; height: auto; max-height: 180px; }
.product-badge { position: absolute; top: 12px; left: 12px; padding: 4px 12px; border-radius: 20px; font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.3px; }
.bestseller { background: #dbeafe; color: var(--primary); }
.new { background: #fce4ec; color: #e91e63; }
.product-info { padding: 20px; }
.p-title-row { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; }
.p-title-row h3 { font-size: 18px; font-weight: 700; color: var(--text); }
.p-price { font-size: 18px; font-weight: 700; color: var(--primary); }
.p-desc { font-size: 14px; color: var(--text-light); margin-bottom: 12px; }
.p-specs { list-style: none; margin-bottom: 16px; }
.p-specs li { font-size: 13px; padding: 4px 0; color: var(--text); border-bottom: 1px solid var(--border); }
.p-specs li:last-child { border-bottom: none; }
.spec-label { font-weight: 600; color: var(--text-light); }

/* === WHY === */
.why-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 24px; }
.why-card { background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius); padding: 28px 24px; text-align: center; transition: box-shadow 0.25s; }
.why-card:hover { box-shadow: var(--shadow); }
.why-icon { font-size: 40px; margin-bottom: 16px; }
.why-card h4 { font-size: 17px; font-weight: 600; margin-bottom: 8px; }
.why-card p { font-size: 14px; color: var(--text-light); }

/* === ABOUT === */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.about-text h2 { font-size: clamp(26px, 3vw, 34px); font-weight: 700; margin-bottom: 16px; }
.about-lead { font-size: 16px; color: var(--text); line-height: 1.7; margin-bottom: 16px; }
.about-text p { font-size: 15px; color: var(--text-light); margin-bottom: 20px; }
.stats-row { display: flex; gap: 32px; margin-top: 24px; }
.stat { text-align: center; }
.stat strong { display: block; font-size: 28px; font-weight: 800; color: var(--primary); }
.stat span { font-size: 13px; color: var(--text-light); }
.about-visual svg { width: 100%; height: auto; }

/* === CONTACT === */
.contact { background: var(--bg-alt); padding: 80px 0; }
.contact-grid { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 40px; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 14px; font-weight: 500; margin-bottom: 6px; color: var(--text); }
.form-group input, .form-group select, .form-group textarea { width: 100%; padding: 12px 14px; border: 1px solid var(--border); border-radius: 8px; font-family: inherit; font-size: 14px; transition: border-color 0.2s; background: var(--bg); color: var(--text); }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(37,99,235,0.1); }

.contact-info { display: flex; flex-direction: column; gap: 24px; }
.ci-block { display: flex; gap: 14px; align-items: flex-start; }
.ci-icon { font-size: 24px; flex-shrink: 0; margin-top: 2px; }
.ci-block h4 { font-size: 15px; font-weight: 600; margin-bottom: 2px; }
.ci-block p { font-size: 14px; color: var(--text-light); line-height: 1.5; }

/* === FOOTER === */
.footer { background: #0f172a; color: #94a3b8; padding: 48px 0 24px; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 32px; margin-bottom: 32px; }
.footer-brand .logo-text { color: #fff; }
.footer-brand p { font-size: 14px; margin-top: 12px; line-height: 1.6; }
.footer-links h4 { color: #fff; font-size: 14px; font-weight: 600; margin-bottom: 12px; }
.footer-links ul { list-style: none; }
.footer-links li { font-size: 14px; margin-bottom: 8px; }
.footer-links a { color: #94a3b8; text-decoration: none; transition: color 0.2s; }
.footer-links a:hover { color: #fff; }
.footer-bottom { border-top: 1px solid #1e293b; padding-top: 24px; text-align: center; font-size: 13px; }

/* === TOAST === */
.toast { position: fixed; bottom: 24px; right: 24px; background: #10b981; color: #fff; padding: 14px 24px; border-radius: 8px; font-size: 14px; font-weight: 500; box-shadow: var(--shadow-lg); opacity: 0; transform: translateY(12px); transition: all 0.35s; z-index: 2000; pointer-events: none; }
.toast.show { opacity: 1; transform: translateY(0); }

/* === RESPONSIVE === */
@media (max-width: 1024px) { .features-grid { grid-template-columns: repeat(2, 1fr); } .about-grid { grid-template-columns: 1fr; } .about-visual { max-width: 360px; margin: 0 auto; } }
@media (max-width: 768px) {
  .nav-links { position: fixed; top: 68px; left: 0; width: 100%; background: var(--bg); flex-direction: column; padding: 20px 24px; gap: 16px; border-bottom: 1px solid var(--border); transform: translateY(-100%); opacity: 0; transition: all 0.3s; pointer-events: none; }
  .nav-links.active { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .hamburger { display: flex; }
  .hero-bg { display: none; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .stats-row { gap: 16px; }
  .stat strong { font-size: 22px; }
}

@media (max-width: 480px) {
  .features-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero-cta { flex-direction: column; }
  .hero-cta .btn { width: 100%; }
}


/* Product image fix */
.product-image { background:#f8fafc !important; height:220px !important; }
.psvg { width:95%; height:auto; }