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

:root {
    --primary: #2563EB;
    --primary-dark: #1d4ed8;
    --primary-light: #DBEAFE;
    --secondary: #1e40af;
    --accent: #60A5FA;
    --text: #1E293B;
    --text-muted: #64748B;
    --bg: #FFFFFF;
    --bg-alt: #EFF6FF;
    --border: #E2E8F0;
    --success: #2563EB;
    --warning: #F59E0B;
    --danger: #EF4444;
    --gradient: linear-gradient(135deg, #2563EB 0%, #1d4ed8 100%);
    --gradient-subtle: linear-gradient(135deg, #EFF6FF 0%, #DBEAFE 100%);
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
    --shadow: 0 4px 16px rgba(0,0,0,0.08);
    --shadow-lg: 0 8px 32px rgba(0,0,0,0.12);
    --shadow-xl: 0 16px 48px rgba(0,0,0,0.16);
    --radius: 12px;
    --radius-lg: 20px;
}

html { scroll-behavior: smooth; }
body { font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; color: var(--text); line-height: 1.6; background: var(--bg); overflow-x: hidden; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
img { max-width: 100%; }
a { text-decoration: none; color: inherit; }

/* NAV */
.nav { position: fixed; top: 0; left: 0; right: 0; z-index: 1000; padding: 16px 0; transition: all 0.3s; }
.nav.scrolled { background: rgba(255,255,255,0.95); backdrop-filter: blur(12px); box-shadow: var(--shadow-sm); padding: 10px 0; }
.nav-container { max-width: 1200px; margin: 0 auto; padding: 0 24px; display: flex; align-items: center; justify-content: space-between; }
.nav-logo { display: flex; align-items: center; gap: 10px; font-size: 22px; font-weight: 800; color: var(--text); }
.logo-icon { width: 38px; height: 38px; background: var(--gradient); border-radius: 10px; display: flex; align-items: center; justify-content: center; color: white; font-size: 18px; }
.nav-links { display: flex; gap: 32px; }
.nav-links a { color: var(--text-muted); font-weight: 500; font-size: 15px; transition: color 0.2s; }
.nav-links a:hover { color: var(--primary); }
.nav-actions { display: flex; align-items: center; gap: 12px; }
.btn-login { color: var(--text); font-weight: 600; font-size: 15px; padding: 8px 16px; transition: color 0.2s; }
.btn-login:hover { color: var(--primary); }
.btn-cta-sm { background: var(--gradient); color: white; font-weight: 600; font-size: 14px; padding: 10px 20px; border-radius: 8px; transition: transform 0.2s, box-shadow 0.2s; }
.btn-cta-sm:hover { transform: translateY(-1px); box-shadow: 0 4px 12px rgba(16,185,129,0.4); }
.lang-toggle { background: var(--bg-alt); border: 1px solid var(--border); color: var(--text); font-weight: 700; font-size: 13px; padding: 6px 12px; border-radius: 6px; cursor: pointer; transition: all 0.2s; font-family: inherit; min-width: 44px; }
.lang-toggle:hover { background: var(--primary-light); border-color: var(--primary); color: var(--primary-dark); }
.nav-toggle { display: none; background: none; border: none; font-size: 20px; color: var(--text); cursor: pointer; }

/* HERO */
.hero { padding: 140px 0 80px; position: relative; overflow: hidden; min-height: 100vh; display: flex; align-items: center; }
.hero-bg { position: absolute; inset: 0; overflow: hidden; }
.hero-shape { position: absolute; border-radius: 50%; }
.shape-1 { width: 600px; height: 600px; background: radial-gradient(circle, rgba(16,185,129,0.08) 0%, transparent 70%); top: -200px; right: -200px; }
.shape-2 { width: 400px; height: 400px; background: radial-gradient(circle, rgba(5,150,105,0.06) 0%, transparent 70%); bottom: -100px; left: -100px; }
.shape-3 { width: 300px; height: 300px; background: radial-gradient(circle, rgba(52,211,153,0.06) 0%, transparent 70%); top: 40%; left: 30%; }

/* LAB EQUIPMENT BACKGROUND DECORATIONS */
.hero::before {
    content: '';
    position: absolute;
    top: 5%;
    right: 0;
    width: 420px;
    height: 420px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 200 200'%3E%3Cpath d='M85 20h30v60l35 60v20H50v-20l35-60V20z' fill='%2310b981' fill-opacity='0.06' stroke='%2310b981' stroke-width='1.8' opacity='0.22'/%3E%3Ccircle cx='100' cy='150' r='10' fill='%2310b981' opacity='0.15'/%3E%3Ccircle cx='82' cy='142' r='6' fill='%2310b981' opacity='0.12'/%3E%3Ccircle cx='118' cy='140' r='7' fill='%2310b981' opacity='0.10'/%3E%3Cline x1='85' y1='20' x2='115' y2='20' stroke='%2310b981' stroke-width='2' opacity='0.18'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-size: contain;
    z-index: 0;
    animation: floatEquip 8s ease-in-out infinite;
    pointer-events: none;
}
.hero::after {
    content: '';
    position: absolute;
    bottom: 5%;
    left: 1%;
    width: 300px;
    height: 300px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 200 200'%3E%3Cellipse cx='100' cy='175' rx='50' ry='12' fill='%2310b981' opacity='0.10'/%3E%3Cpath d='M65 175V85c0-35 12-55 35-60 23 5 35 25 35 60v90' fill='none' stroke='%2310b981' stroke-width='2' opacity='0.18'/%3E%3Ccircle cx='100' cy='55' r='28' fill='none' stroke='%2310b981' stroke-width='2' opacity='0.16'/%3E%3Cpath d='M88 55h24M100 43v24' stroke='%2310b981' stroke-width='1.5' opacity='0.14'/%3E%3Ccircle cx='100' cy='55' r='8' fill='%2310b981' opacity='0.08'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-size: contain;
    z-index: 0;
    animation: floatEquip 10s ease-in-out infinite reverse;
    pointer-events: none;
}

.features { position: relative; overflow: hidden; }
.features::before {
    content: '';
    position: absolute;
    top: 30px;
    right: 20px;
    width: 280px;
    height: 280px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 200 200'%3E%3Cpath d='M70 30h60v50l40 65v25H30v-25l40-65V30z' fill='%2310b981' fill-opacity='0.04' stroke='%2310b981' stroke-width='1.5' opacity='0.20'/%3E%3Cline x1='70' y1='55' x2='130' y2='55' stroke='%2310b981' stroke-width='1' opacity='0.15'/%3E%3Cline x1='70' y1='45' x2='130' y2='45' stroke='%2310b981' stroke-width='1' opacity='0.12'/%3E%3Ccircle cx='90' cy='140' r='8' fill='%2310b981' opacity='0.10'/%3E%3Ccircle cx='115' cy='135' r='5' fill='%2310b981' opacity='0.08'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-size: contain;
    z-index: 0;
    pointer-events: none;
    animation: floatEquip 12s ease-in-out infinite;
}
.features::after {
    content: '';
    position: absolute;
    bottom: 40px;
    left: 20px;
    width: 220px;
    height: 220px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 200 200'%3E%3Crect x='60' y='50' width='80' height='120' rx='6' fill='none' stroke='%2310b981' stroke-width='1.5' opacity='0.18'/%3E%3Ccircle cx='100' cy='100' r='25' fill='none' stroke='%2310b981' stroke-width='1.5' opacity='0.16'/%3E%3Ccircle cx='100' cy='100' r='10' fill='%2310b981' opacity='0.08'/%3E%3Cline x1='100' y1='125' x2='100' y2='155' stroke='%2310b981' stroke-width='1.2' opacity='0.14'/%3E%3Cline x1='80' y1='55' x2='80' y2='45' stroke='%2310b981' stroke-width='1' opacity='0.12'/%3E%3Cline x1='120' y1='55' x2='120' y2='45' stroke='%2310b981' stroke-width='1' opacity='0.12'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-size: contain;
    z-index: 0;
    pointer-events: none;
}

.modules { position: relative; overflow: hidden; }
.modules::before {
    content: '';
    position: absolute;
    top: 60px;
    right: 30px;
    width: 250px;
    height: 250px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 200 200'%3E%3Cpath d='M60 160 L60 100 Q60 60 80 50 L80 30 L120 30 L120 50 Q140 60 140 100 L140 160z' fill='none' stroke='%2310b981' stroke-width='1.8' opacity='0.16'/%3E%3Cline x1='80' y1='30' x2='120' y2='30' stroke='%2310b981' stroke-width='2' opacity='0.18'/%3E%3Ccircle cx='100' cy='110' r='6' fill='%2310b981' opacity='0.12'/%3E%3Ccircle cx='85' cy='130' r='4' fill='%2310b981' opacity='0.10'/%3E%3Ccircle cx='115' cy='125' r='5' fill='%2310b981' opacity='0.10'/%3E%3Cpath d='M75 70 Q100 80 125 70' fill='none' stroke='%2310b981' stroke-width='1' opacity='0.12'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-size: contain;
    z-index: 0;
    pointer-events: none;
}
.modules::after {
    content: '';
    position: absolute;
    bottom: 40px;
    left: 20px;
    width: 240px;
    height: 240px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 200 200'%3E%3Cellipse cx='100' cy='150' rx='55' ry='20' fill='none' stroke='%2310b981' stroke-width='1.5' opacity='0.16'/%3E%3Cellipse cx='100' cy='140' rx='55' ry='20' fill='none' stroke='%2310b981' stroke-width='1' opacity='0.12'/%3E%3Cpath d='M45 150 L45 80 Q45 50 100 50 Q155 50 155 80 L155 150' fill='none' stroke='%2310b981' stroke-width='1.5' opacity='0.16'/%3E%3Cellipse cx='100' cy='80' rx='55' ry='20' fill='none' stroke='%2310b981' stroke-width='1.5' opacity='0.14'/%3E%3Ccircle cx='80' cy='115' r='5' fill='%2310b981' opacity='0.10'/%3E%3Ccircle cx='120' cy='110' r='4' fill='%2310b981' opacity='0.08'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-size: contain;
    z-index: 0;
    pointer-events: none;
    animation: floatEquip 14s ease-in-out infinite reverse;
}

.how-it-works { position: relative; overflow: hidden; }
.how-it-works::before {
    content: '';
    position: absolute;
    top: 30px;
    right: 40px;
    width: 260px;
    height: 260px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 200 200'%3E%3Cpath d='M100 20 Q130 50 120 100 Q110 150 100 180 Q90 150 80 100 Q70 50 100 20z' fill='none' stroke='%2310b981' stroke-width='1.5' opacity='0.18'/%3E%3Cpath d='M100 20 Q160 60 140 120 Q120 170 100 180 Q80 170 60 120 Q40 60 100 20z' fill='none' stroke='%2310b981' stroke-width='1' opacity='0.12'/%3E%3Ccircle cx='100' cy='100' r='6' fill='%2310b981' opacity='0.12'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-size: contain;
    z-index: 0;
    pointer-events: none;
}
.how-it-works::after {
    content: '';
    position: absolute;
    bottom: 20px;
    left: 30px;
    width: 200px;
    height: 200px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 200 200'%3E%3Cpath d='M100 30 L100 80 L60 150 L80 150 L80 170 L120 170 L120 150 L140 150 L100 80' fill='none' stroke='%2310b981' stroke-width='1.5' opacity='0.16'/%3E%3Ccircle cx='100' cy='30' r='8' fill='none' stroke='%2310b981' stroke-width='1.5' opacity='0.14'/%3E%3Cline x1='85' y1='55' x2='115' y2='55' stroke='%2310b981' stroke-width='1' opacity='0.12'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-size: contain;
    z-index: 0;
    pointer-events: none;
    animation: floatEquip 11s ease-in-out infinite;
}

.pricing { position: relative; overflow: hidden; }
.pricing::before {
    content: '';
    position: absolute;
    top: 50px;
    left: 20px;
    width: 220px;
    height: 220px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 200 200'%3E%3Cpath d='M80 170 L80 70 Q80 40 100 35 Q120 40 120 70 L120 170' fill='none' stroke='%2310b981' stroke-width='2' opacity='0.16'/%3E%3Ccircle cx='100' cy='35' r='12' fill='none' stroke='%2310b981' stroke-width='1.5' opacity='0.14'/%3E%3Cellipse cx='100' cy='170' rx='30' ry='8' fill='%2310b981' opacity='0.08'/%3E%3Cpath d='M85 100 L115 100' stroke='%2310b981' stroke-width='1' opacity='0.12'/%3E%3Cpath d='M85 120 L115 120' stroke='%2310b981' stroke-width='1' opacity='0.10'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-size: contain;
    z-index: 0;
    pointer-events: none;
}
.pricing::after {
    content: '';
    position: absolute;
    bottom: 30px;
    right: 30px;
    width: 200px;
    height: 200px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 200 200'%3E%3Ccircle cx='100' cy='100' r='60' fill='none' stroke='%2310b981' stroke-width='1.5' opacity='0.14'/%3E%3Ccircle cx='100' cy='100' r='45' fill='none' stroke='%2310b981' stroke-width='1' opacity='0.10'/%3E%3Cline x1='100' y1='55' x2='100' y2='100' stroke='%2310b981' stroke-width='1.5' opacity='0.16'/%3E%3Cline x1='100' y1='100' x2='130' y2='115' stroke='%2310b981' stroke-width='1.2' opacity='0.14'/%3E%3Ccircle cx='100' cy='100' r='4' fill='%2310b981' opacity='0.15'/%3E%3Cpath d='M70 60 A50 50 0 0 1 140 80' fill='none' stroke='%2310b981' stroke-width='1' opacity='0.10'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-size: contain;
    z-index: 0;
    pointer-events: none;
}

.testimonials { position: relative; overflow: hidden; }
.testimonials::before {
    content: '';
    position: absolute;
    top: 20px;
    left: 30px;
    width: 240px;
    height: 240px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 200 200'%3E%3Cpath d='M75 25 L75 70 L45 130 L75 130 L75 175 L125 175 L125 130 L155 130 L125 70 L125 25z' fill='%2310b981' fill-opacity='0.03' stroke='%2310b981' stroke-width='1.5' opacity='0.18'/%3E%3Cline x1='75' y1='25' x2='125' y2='25' stroke='%2310b981' stroke-width='2' opacity='0.16'/%3E%3Ccircle cx='95' cy='145' r='7' fill='%2310b981' opacity='0.10'/%3E%3Ccircle cx='112' cy='150' r='5' fill='%2310b981' opacity='0.08'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-size: contain;
    z-index: 0;
    pointer-events: none;
    animation: floatEquip 13s ease-in-out infinite;
}
.testimonials::after {
    content: '';
    position: absolute;
    bottom: 30px;
    right: 40px;
    width: 200px;
    height: 200px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 200 200'%3E%3Cpath d='M70 160 L70 40' stroke='%2310b981' stroke-width='2' opacity='0.16'/%3E%3Cpath d='M130 160 L130 40' stroke='%2310b981' stroke-width='2' opacity='0.16'/%3E%3Cpath d='M70 40 Q70 20 100 20 Q130 20 130 40' fill='none' stroke='%2310b981' stroke-width='1.5' opacity='0.14'/%3E%3Ccircle cx='100' cy='70' r='4' fill='%2310b981' opacity='0.12'/%3E%3Ccircle cx='100' cy='90' r='3' fill='%2310b981' opacity='0.10'/%3E%3Ccircle cx='100' cy='110' r='5' fill='%2310b981' opacity='0.10'/%3E%3Ccircle cx='100' cy='130' r='3' fill='%2310b981' opacity='0.08'/%3E%3Cellipse cx='100' cy='160' rx='35' ry='8' fill='%2310b981' opacity='0.08'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-size: contain;
    z-index: 0;
    pointer-events: none;
}

.cta { position: relative; overflow: hidden; }
.cta::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 3%;
    transform: translateY(-50%);
    width: 260px;
    height: 260px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 200 200'%3E%3Cpath d='M65 170V85c0-30 12-50 35-55 23 5 35 25 35 55v85' fill='none' stroke='white' stroke-width='2' opacity='0.20'/%3E%3Ccircle cx='100' cy='55' r='25' fill='none' stroke='white' stroke-width='2' opacity='0.18'/%3E%3Cpath d='M88 55h24M100 43v24' stroke='white' stroke-width='1.5' opacity='0.15'/%3E%3Ccircle cx='100' cy='55' r='8' fill='white' opacity='0.08'/%3E%3Cellipse cx='100' cy='170' rx='40' ry='10' fill='white' opacity='0.08'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-size: contain;
    z-index: 0;
    pointer-events: none;
}
.cta::after {
    content: '';
    position: absolute;
    top: 50%;
    right: 3%;
    transform: translateY(-50%);
    width: 240px;
    height: 240px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 200 200'%3E%3Cpath d='M80 30h40v50l30 55v30H50v-30l30-55V30z' fill='white' fill-opacity='0.04' stroke='white' stroke-width='2' opacity='0.20'/%3E%3Cline x1='80' y1='30' x2='120' y2='30' stroke='white' stroke-width='2.5' opacity='0.18'/%3E%3Ccircle cx='90' cy='140' r='6' fill='white' opacity='0.10'/%3E%3Ccircle cx='110' cy='135' r='4' fill='white' opacity='0.08'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-size: contain;
    z-index: 0;
    pointer-events: none;
    animation: floatEquip 9s ease-in-out infinite;
}

.trusted { position: relative; overflow: hidden; }
.trusted::after {
    content: '';
    position: absolute;
    top: 50%;
    right: 5%;
    transform: translateY(-50%);
    width: 150px;
    height: 150px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'%3E%3Cpath d='M35 80 L35 35 Q35 20 50 15 Q65 20 65 35 L65 80' fill='none' stroke='%2310b981' stroke-width='1.5' opacity='0.14'/%3E%3Ccircle cx='50' cy='50' r='3' fill='%2310b981' opacity='0.12'/%3E%3Ccircle cx='50' cy='60' r='2' fill='%2310b981' opacity='0.10'/%3E%3Ccircle cx='50' cy='70' r='4' fill='%2310b981' opacity='0.08'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-size: contain;
    z-index: 0;
    pointer-events: none;
}

@keyframes floatEquip {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-18px) rotate(3deg); }
}
.hero-container { max-width: 1200px; margin: 0 auto; padding: 0 24px; display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; position: relative; z-index: 1; }
.hero-badge { display: inline-block; background: var(--primary-light); color: var(--primary); font-weight: 600; font-size: 14px; padding: 6px 16px; border-radius: 20px; margin-bottom: 20px; }
.hero h1 { font-size: 52px; font-weight: 800; line-height: 1.1; letter-spacing: -0.02em; margin-bottom: 20px; background: linear-gradient(135deg, var(--text) 0%, #1e40af 100%); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.hero-subtitle { font-size: 18px; color: var(--text-muted); line-height: 1.7; margin-bottom: 32px; max-width: 520px; }
.hero-actions { display: flex; gap: 16px; margin-bottom: 48px; }
.btn-primary { background: var(--gradient); color: white; font-weight: 600; font-size: 16px; padding: 14px 28px; border-radius: 10px; display: inline-flex; align-items: center; gap: 8px; transition: transform 0.2s, box-shadow 0.2s; }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(16,185,129,0.4); }
.btn-outline { color: var(--text); font-weight: 600; font-size: 16px; padding: 14px 28px; border-radius: 10px; border: 2px solid var(--border); display: inline-flex; align-items: center; gap: 8px; transition: all 0.2s; }
.btn-outline:hover { border-color: var(--primary); color: var(--primary); }
.hero-stats { display: flex; gap: 32px; }
.hero-stat { text-align: center; }
.hero-stat strong { display: block; font-size: 28px; font-weight: 800; color: var(--primary); }
.hero-stat span { font-size: 13px; color: var(--text-muted); }

/* DASHBOARD PREVIEW */
.hero-visual { position: relative; }
.dashboard-preview { background: white; border-radius: var(--radius-lg); box-shadow: var(--shadow-xl); overflow: hidden; border: 1px solid var(--border); transform: perspective(1000px) rotateY(-5deg) rotateX(2deg); transition: transform 0.4s; }
.dashboard-preview:hover { transform: perspective(1000px) rotateY(0) rotateX(0); }
.preview-header { background: #1E293B; padding: 12px 16px; display: flex; align-items: center; gap: 12px; }
.preview-dots { display: flex; gap: 6px; }
.preview-dots span { width: 10px; height: 10px; border-radius: 50%; }
.preview-dots span:nth-child(1) { background: #EF4444; }
.preview-dots span:nth-child(2) { background: #F59E0B; }
.preview-dots span:nth-child(3) { background: #2563EB; }
.preview-title { color: #94A3B8; font-size: 12px; font-weight: 500; }
.preview-body { display: flex; min-height: 280px; }
.preview-sidebar { width: 52px; background: #F1F5F9; padding: 12px 0; display: flex; flex-direction: column; align-items: center; gap: 4px; border-right: 1px solid var(--border); }
.preview-nav-item { width: 36px; height: 36px; display: flex; align-items: center; justify-content: center; border-radius: 8px; color: #94A3B8; font-size: 14px; transition: all 0.2s; }
.preview-nav-item.active { background: var(--primary); color: white; }
.preview-content { flex: 1; padding: 16px; }
.preview-stat-row { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 10px; margin-bottom: 16px; }
.mini-stat { background: #F8FAFC; border-radius: 10px; padding: 12px; display: flex; align-items: center; gap: 10px; border: 1px solid #E2E8F0; }
.mini-stat-icon { width: 32px; height: 32px; border-radius: 8px; display: flex; align-items: center; justify-content: center; font-size: 13px; color: white; }
.s1 .mini-stat-icon { background: #2563EB; }
.s2 .mini-stat-icon { background: #1d4ed8; }
.s3 .mini-stat-icon { background: #1e40af; }
.mini-num { display: block; font-size: 14px; font-weight: 700; color: var(--text); }
.mini-label { font-size: 10px; color: var(--text-muted); }
.preview-chart { display: flex; align-items: flex-end; gap: 8px; height: 100px; padding: 8px 0; }
.chart-bar { flex: 1; background: var(--gradient); border-radius: 6px 6px 0 0; min-height: 20px; animation: growBar 1.5s ease-out; }
@keyframes growBar { from { height: 0 !important; } }

/* TRUSTED */
.trusted { padding: 48px 0; border-bottom: 1px solid var(--border); }
.trusted-label { text-align: center; color: var(--text-muted); font-size: 14px; font-weight: 500; margin-bottom: 24px; text-transform: uppercase; letter-spacing: 0.05em; }
.trusted-logos { display: flex; justify-content: center; gap: 40px; flex-wrap: wrap; }
.trusted-item { display: flex; align-items: center; gap: 8px; color: var(--text-muted); font-size: 14px; font-weight: 500; }
.trusted-item i { font-size: 20px; color: var(--primary); opacity: 0.6; }

/* SECTION HEADERS */
.section-header { text-align: center; max-width: 640px; margin: 0 auto 56px; }
.section-badge { display: inline-block; background: var(--primary-light); color: var(--primary); font-weight: 600; font-size: 13px; padding: 5px 14px; border-radius: 16px; margin-bottom: 16px; text-transform: uppercase; letter-spacing: 0.05em; }
.section-header h2 { font-size: 38px; font-weight: 800; line-height: 1.2; margin-bottom: 16px; letter-spacing: -0.02em; }
.section-header p { font-size: 17px; color: var(--text-muted); line-height: 1.7; }

/* FEATURES */
.features { padding: 100px 0; background: var(--bg-alt); }
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.feature-card { background: white; border-radius: var(--radius); padding: 32px; border: 1px solid var(--border); transition: all 0.3s; opacity: 0; transform: translateY(20px); }
.feature-card.visible { opacity: 1; transform: translateY(0); }
.feature-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); border-color: transparent; }
.feature-icon { width: 52px; height: 52px; background: var(--gradient-subtle); border-radius: 12px; display: flex; align-items: center; justify-content: center; font-size: 22px; color: var(--primary); margin-bottom: 20px; }
.feature-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 10px; }
.feature-card p { font-size: 14px; color: var(--text-muted); line-height: 1.7; }

/* MODULES */
.modules { padding: 100px 0; }
.modules-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.module-card { display: flex; gap: 24px; background: white; border-radius: var(--radius); padding: 32px; border: 1px solid var(--border); transition: all 0.3s; opacity: 0; transform: translateY(20px); }
.module-card.visible { opacity: 1; transform: translateY(0); }
.module-card:hover { box-shadow: var(--shadow-lg); border-color: transparent; }
.module-icon { width: 56px; height: 56px; border-radius: 14px; display: flex; align-items: center; justify-content: center; font-size: 24px; color: white; flex-shrink: 0; }
.module-icon.lims { background: linear-gradient(135deg, #1e40af, #1d4ed8); }
.module-icon.inventory { background: linear-gradient(135deg, #2563EB, #60A5FA); }
.module-icon.finance { background: linear-gradient(135deg, #1d4ed8, #2563EB); }
.module-icon.assets { background: linear-gradient(135deg, #065F46, #1e40af); }
.module-icon.marketplace { background: linear-gradient(135deg, #60A5FA, #6EE7B7); }
.module-icon.platform { background: linear-gradient(135deg, #1e40af, #2563EB); }
.module-content h3 { font-size: 18px; font-weight: 700; margin-bottom: 8px; }
.module-content > p { font-size: 14px; color: var(--text-muted); line-height: 1.6; margin-bottom: 14px; }
.module-features { list-style: none; display: grid; grid-template-columns: 1fr 1fr; gap: 6px; }
.module-features li { font-size: 13px; color: var(--text); display: flex; align-items: center; gap: 6px; }
.module-features li i { color: var(--success); font-size: 11px; }

/* HOW IT WORKS */
.how-it-works { padding: 100px 0; background: var(--bg-alt); }
.steps-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.step-card { text-align: center; padding: 32px 24px; border-radius: var(--radius); background: white; border: 1px solid var(--border); transition: all 0.3s; position: relative; opacity: 0; transform: translateY(20px); }
.step-card.visible { opacity: 1; transform: translateY(0); }
.step-card:hover { box-shadow: var(--shadow); transform: translateY(-4px); }
.step-number { width: 48px; height: 48px; background: var(--gradient); color: white; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 20px; font-weight: 800; margin: 0 auto 16px; }
.step-card h3 { font-size: 17px; font-weight: 700; margin-bottom: 10px; }
.step-card p { font-size: 14px; color: var(--text-muted); line-height: 1.6; }

/* PRICING */
.pricing { padding: 100px 0; }
.pricing-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; max-width: 1200px; margin: 0 auto; }
.pricing-card { background: white; border-radius: var(--radius-lg); padding: 28px; border: 2px solid var(--border); transition: all 0.3s; position: relative; opacity: 0; transform: translateY(20px); }
.pricing-card.visible { opacity: 1; transform: translateY(0); }
.pricing-card:hover { box-shadow: var(--shadow-lg); border-color: var(--primary); }
.pricing-card.popular { border-color: var(--primary); transform: scale(1.03) translateY(0); box-shadow: var(--shadow-xl); }
.pricing-card.popular.visible { transform: scale(1.03) translateY(0); }
.free-badge { display: inline-block; background: linear-gradient(135deg, #2563eb, #1d4ed8); color: #fff; font-size: 13px; font-weight: 700; padding: 4px 14px; border-radius: 16px; text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 8px; }
.popular-badge { position: absolute; top: -14px; left: 50%; transform: translateX(-50%); background: var(--gradient); color: white; font-size: 12px; font-weight: 700; padding: 5px 18px; border-radius: 16px; text-transform: uppercase; letter-spacing: 0.05em; }
.pricing-header { text-align: center; margin-bottom: 28px; padding-bottom: 28px; border-bottom: 1px solid var(--border); }
.pricing-header h3 { font-size: 22px; font-weight: 700; margin-bottom: 12px; }
.pricing-price { display: flex; align-items: baseline; justify-content: center; gap: 2px; }
.pricing-price .currency { font-size: 18px; font-weight: 600; color: var(--text-muted); }
.pricing-price .amount { font-size: 46px; font-weight: 800; letter-spacing: -0.02em; }
.pricing-price .period { font-size: 15px; color: var(--text-muted); }
.pricing-desc { font-size: 14px; color: var(--text-muted); margin-top: 8px; }
.pricing-features { list-style: none; margin-bottom: 28px; }
.pricing-features li { display: flex; align-items: center; gap: 10px; padding: 8px 0; font-size: 14px; color: var(--text); }
.pricing-features li i { font-size: 12px; }
.pricing-features li .fa-check { color: var(--success); }
.pricing-features li .fa-times { color: #CBD5E1; }
.pricing-features li.muted { color: #CBD5E1; }
.btn-pricing { display: block; text-align: center; padding: 14px 24px; border-radius: 10px; font-weight: 600; font-size: 15px; border: 2px solid var(--border); color: var(--text); transition: all 0.2s; }
.btn-pricing:hover { border-color: var(--primary); color: var(--primary); }
.btn-pricing.primary { background: var(--gradient); color: white; border-color: transparent; }
.btn-pricing.primary:hover { box-shadow: 0 6px 20px rgba(16,185,129,0.4); transform: translateY(-1px); }

/* TESTIMONIALS */
.testimonials { padding: 100px 0; background: var(--bg-alt); }
.testimonials-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.testimonial-card { background: white; border-radius: var(--radius); padding: 32px; border: 1px solid var(--border); transition: all 0.3s; opacity: 0; transform: translateY(20px); }
.testimonial-card.visible { opacity: 1; transform: translateY(0); }
.testimonial-card:hover { box-shadow: var(--shadow); }
.testimonial-stars { color: #FBBF24; font-size: 14px; margin-bottom: 16px; display: flex; gap: 2px; }
.testimonial-card > p { font-size: 15px; color: var(--text); line-height: 1.7; margin-bottom: 20px; font-style: italic; }
.testimonial-author { display: flex; align-items: center; gap: 12px; }
.author-avatar { width: 44px; height: 44px; background: var(--gradient-subtle); border-radius: 50%; display: flex; align-items: center; justify-content: center; color: var(--primary); font-size: 18px; }
.testimonial-author strong { display: block; font-size: 14px; font-weight: 700; }
.testimonial-author span { font-size: 12px; color: var(--text-muted); }

/* CTA */
.cta { padding: 100px 0; background: var(--gradient); box-shadow: inset 0 0 120px rgba(0,0,0,0.1); }
.cta-content { text-align: center; max-width: 600px; margin: 0 auto; }
.cta-content h2 { font-size: 38px; font-weight: 800; color: white; margin-bottom: 16px; }
.cta-content p { font-size: 17px; color: rgba(255,255,255,0.85); line-height: 1.7; margin-bottom: 32px; }
.cta-actions { display: flex; justify-content: center; gap: 16px; }
.btn-cta { background: white; color: var(--primary); font-weight: 700; font-size: 16px; padding: 16px 32px; border-radius: 10px; display: inline-flex; align-items: center; gap: 8px; transition: all 0.2s; }
.btn-cta:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,0.2); }
.btn-cta-outline { color: white; font-weight: 600; font-size: 16px; padding: 16px 32px; border-radius: 10px; border: 2px solid rgba(255,255,255,0.4); display: inline-flex; align-items: center; gap: 8px; transition: all 0.2s; }
.btn-cta-outline:hover { border-color: white; background: rgba(255,255,255,0.1); }

/* FOOTER */
.footer { background: #0F172A; color: #94A3B8; padding: 64px 0 0; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 48px; border-bottom: 1px solid #1E293B; }
.footer-logo { display: flex; align-items: center; gap: 10px; font-size: 22px; font-weight: 800; color: white; margin-bottom: 16px; }
.footer-logo .logo-icon { background: var(--gradient); }
.footer-brand p { font-size: 14px; line-height: 1.7; max-width: 300px; }
.footer-links h4 { color: white; font-size: 14px; font-weight: 700; margin-bottom: 16px; text-transform: uppercase; letter-spacing: 0.05em; }
.footer-links a { display: block; font-size: 14px; padding: 5px 0; transition: color 0.2s; }
.footer-links a:hover { color: white; }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; padding: 24px 0; }
.footer-bottom p { font-size: 13px; }
.footer-social { display: flex; gap: 16px; }
.footer-social a { color: #64748B; font-size: 18px; transition: all 0.3s; }
.footer-social a:hover { color: white; transform: translateY(-2px); }

/* FOOTER SOCIAL GRID */
.footer-social-grid { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 4px; }
.footer-social-link {
    display: inline-flex; align-items: center; justify-content: center;
    width: 40px; height: 40px; border-radius: 50%;
    background: rgba(255,255,255,0.08); color: #94A3B8;
    font-size: 16px; transition: all 0.3s;
}
.footer-social-link:hover {
    background: var(--sm-color, #2563eb); color: white;
    transform: translateY(-3px); box-shadow: 0 4px 15px rgba(0,0,0,0.3);
}

/* WHATSAPP FAB */
.whatsapp-fab {
    position: fixed; bottom: 24px; right: 24px; z-index: 9999;
    width: 60px; height: 60px; border-radius: 50%;
    background: #25d366; color: white; font-size: 28px;
    display: flex; align-items: center; justify-content: center;
    box-shadow: 0 4px 20px rgba(37,211,102,0.4);
    transition: all 0.3s; text-decoration: none;
}
.whatsapp-fab:hover { transform: scale(1.1); box-shadow: 0 6px 28px rgba(37,211,102,0.5); }
.whatsapp-fab-pulse {
    position: absolute; inset: -4px; border-radius: 50%;
    border: 2px solid #25d366; animation: waPulse 2s ease-out infinite;
}
@keyframes waPulse {
    0% { transform: scale(1); opacity: 0.6; }
    100% { transform: scale(1.4); opacity: 0; }
}

/* RESPONSIVE */
@media (max-width: 1024px) {
    .hero-container { grid-template-columns: 1fr; gap: 40px; }
    .hero h1 { font-size: 42px; }
    .hero-visual { max-width: 600px; margin: 0 auto; }
    .dashboard-preview { transform: none; }
    .modules-grid { grid-template-columns: 1fr; }
    .pricing-grid { grid-template-columns: 1fr 1fr; max-width: 700px; margin: 0 auto; }
    .pricing-card.popular { transform: none; }
    .pricing-card.popular.visible { transform: none; }
    .features-grid { grid-template-columns: 1fr 1fr; }
    .testimonials-grid { grid-template-columns: 1fr 1fr; }
    .footer-grid { grid-template-columns: 2fr 1fr 1fr; }
}

@media (max-width: 768px) {
    .container { padding: 0 16px; }
    .nav-container { padding: 0 16px; }
    .nav-links { display: none; position: absolute; top: 100%; left: 0; right: 0; background: white; padding: 16px 24px; flex-direction: column; gap: 12px; box-shadow: var(--shadow); border-radius: 0 0 12px 12px; }
    .nav-links.open { display: flex; }
    .nav-toggle { display: block; }
    .nav-actions .btn-login { font-size: 14px; padding: 6px 12px; }
    .lang-toggle { font-size: 12px; padding: 5px 10px; min-width: 40px; }
    .hero { padding: 110px 0 50px; min-height: auto; }
    .hero h1 { font-size: 32px; }
    .hero-subtitle { font-size: 16px; }
    .hero-actions { flex-direction: column; }
    .hero-actions a { text-align: center; justify-content: center; }
    .hero-stats { flex-wrap: wrap; gap: 16px; }
    .hero-stat strong { font-size: 22px; }
    .features-grid { grid-template-columns: 1fr; }
    .steps-grid { grid-template-columns: 1fr 1fr; }
    .testimonials-grid { grid-template-columns: 1fr; }
    .section-header h2 { font-size: 28px; }
    .section-header p { font-size: 15px; }
    .section-header { margin-bottom: 36px; }
    .features, .modules, .how-it-works, .pricing, .testimonials { padding: 60px 0; }
    .cta { padding: 60px 0; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 24px; }
    .cta-content h2 { font-size: 28px; }
    .cta-actions { flex-direction: column; align-items: center; }
    .preview-stat-row { grid-template-columns: 1fr; }
    .pricing-grid { grid-template-columns: 1fr; max-width: 400px; margin: 0 auto; }
    .pricing-card { padding: 24px; }
    .pricing-card.popular { transform: none; }
    .pricing-card.popular.visible { transform: none; }
    .module-card { gap: 16px; padding: 24px; }
    .module-features { grid-template-columns: 1fr; }
    .feature-card { padding: 24px; }
    .step-card { padding: 24px 16px; }
    .trusted-logos { gap: 20px; }
    .btn-primary, .btn-outline { font-size: 15px; padding: 12px 24px; }
    .btn-cta, .btn-cta-outline { font-size: 15px; padding: 14px 24px; }
}

@media (max-width: 480px) {
    .hero { padding: 100px 0 40px; }
    .hero h1 { font-size: 26px; }
    .hero-subtitle { font-size: 15px; }
    .hero-stats { gap: 12px; justify-content: center; }
    .hero-stat strong { font-size: 20px; }
    .steps-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
    .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
    .module-card { flex-direction: column; }
    .section-header h2 { font-size: 24px; }
    .cta-content h2 { font-size: 24px; }
    .preview-body { display: none; }
    .preview-header { border-radius: 0 0 var(--radius-lg) var(--radius-lg); }
    .nav-logo { font-size: 18px; }
    .logo-icon { width: 32px; height: 32px; font-size: 15px; }
    .nav-actions .btn-login { font-size: 13px; padding: 6px 10px; }
    .nav-actions .btn-cta-sm { font-size: 12px; padding: 8px 14px; }
    .nav-actions { gap: 6px; }
    .hero::before, .hero::after { display: none; }
    .whatsapp-fab { width: 52px; height: 52px; font-size: 24px; bottom: 16px; right: 16px; }
    .footer-social-grid { justify-content: center; }
    .btn-primary, .btn-outline { min-height: 44px; }
    .btn-cta, .btn-cta-outline { min-height: 44px; }
}

[dir="rtl"] .nav-container { flex-direction: row-reverse; }
[dir="rtl"] .nav-links { flex-direction: row-reverse; }
[dir="rtl"] .nav-actions { flex-direction: row-reverse; }
[dir="rtl"] .hero-content { text-align: right; }
[dir="rtl"] .hero-actions { justify-content: flex-end; }
[dir="rtl"] .hero-stats { flex-direction: row-reverse; }
[dir="rtl"] .module-card { flex-direction: row-reverse; }
[dir="rtl"] .module-features li { flex-direction: row-reverse; text-align: right; }
[dir="rtl"] .footer-grid { direction: rtl; }
[dir="rtl"] .feature-card, [dir="rtl"] .step-card, [dir="rtl"] .testimonial-card { text-align: right; }
[dir="rtl"] .pricing-card { text-align: right; }
[dir="rtl"] .pricing-features li { flex-direction: row-reverse; }
[dir="rtl"] .cta-content { text-align: right; }
[dir="rtl"] .trusted-logos { flex-direction: row-reverse; }
[dir="rtl"] .footer-brand { text-align: right; }
[dir="rtl"] .footer-links { text-align: right; }
[dir="rtl"] .section-header { text-align: right; }
@media (max-width: 768px) {
    [dir="rtl"] .nav-links { text-align: right; }
    [dir="rtl"] .hero-content { text-align: center; }
    [dir="rtl"] .hero-actions { justify-content: center; }
    [dir="rtl"] .section-header { text-align: center; }
    [dir="rtl"] .cta-content { text-align: center; }
}