/* ===== Base Reset & Typography ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --color-primary: #1E3A8A;
    --color-primary-light: #3B82F6;
    --color-primary-dark: #1E293B;
    --color-accent: #F59E0B;
    --color-success: #10B981;
    --color-danger: #EF4444;
    --color-bg: #F8FAFC;
    --color-surface: #FFFFFF;
    --color-text: #1E293B;
    --color-text-secondary: #64748B;
    --color-border: #E2E8F0;
    --color-border-light: #F1F5F9;
    --shadow-sm: 0 1px 2px rgba(0,0,0,.05);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,.07), 0 2px 4px -1px rgba(0,0,0,.04);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,.08), 0 4px 6px -2px rgba(0,0,0,.03);
    --shadow-xl: 0 20px 25px -5px rgba(0,0,0,.08), 0 10px 10px -5px rgba(0,0,0,.03);
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --transition: all .2s cubic-bezier(.4,0,.2,1);
    --container-max: 1200px;
}

html { font-size: 16px; scroll-behavior: smooth; }

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a { color: var(--color-primary); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--color-primary-light); }

img, svg { max-width: 100%; height: auto; display: block; }

.container { max-width: var(--container-max); margin: 0 auto; padding: 0 24px; }

/* ===== Buttons ===== */
.btn {
    display: inline-flex; align-items: center; justify-content: center;
    padding: 10px 20px; border-radius: var(--radius-md);
    font-size: .95rem; font-weight: 600; line-height: 1.5;
    border: 2px solid transparent; cursor: pointer; transition: var(--transition);
    text-decoration: none; white-space: nowrap;
}
.btn-primary { background: var(--color-primary); color: #fff; }
.btn-primary:hover { background: #1E40AF; color: #fff; transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn-outline { background: transparent; border-color: var(--color-border); color: var(--color-text); }
.btn-outline:hover { border-color: var(--color-primary); color: var(--color-primary); }
.btn-lg { padding: 14px 28px; font-size: 1.05rem; }

/* ===== Header ===== */
.header {
    position: sticky; top: 0; z-index: 100;
    background: rgba(255,255,255,.95); backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.logo { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 1.25rem; color: var(--color-text); }
.logo:hover { color: var(--color-text); }
.logo-icon { width: 32px; height: 32px; border-radius: var(--radius-sm); }
.logo-text span { color: var(--color-primary); }
.nav-list { display: flex; list-style: none; gap: 32px; }
.nav-link { color: var(--color-text-secondary); font-weight: 500; font-size: .95rem; padding: 8px 0; position: relative; }
.nav-link:hover, .nav-link.active { color: var(--color-primary); }
.nav-link.active::after { content: ''; position: absolute; bottom: -2px; left: 0; right: 0; height: 2px; background: var(--color-primary); border-radius: 2px; }
.cta-nav { color: var(--color-primary); font-weight: 600; }
.header-cta { display: none; }

/* ===== Hero ===== */
.hero { padding: 80px 0 60px; background: linear-gradient(135deg, #F8FAFC 0%, #EFF6FF 100%); }
.hero .container { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.hero-badge { display: inline-block; padding: 6px 14px; background: #DBEAFE; color: var(--color-primary); border-radius: 999px; font-size: .85rem; font-weight: 600; margin-bottom: 20px; }
.hero-title { font-size: 3rem; font-weight: 700; line-height: 1.15; color: var(--color-text); margin-bottom: 20px; }
.highlight { color: var(--color-primary); }
.hero-description { font-size: 1.15rem; color: var(--color-text-secondary); margin-bottom: 32px; max-width: 540px; }
.hero-actions { display: flex; gap: 16px; margin-bottom: 48px; }
.hero-trust { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.trust-item { display: flex; flex-direction: column; }
.trust-number { font-size: 1.75rem; font-weight: 700; color: var(--color-primary); }
.trust-label { font-size: .85rem; color: var(--color-text-secondary); }

/* Hero Visual */
.hero-visual { display: flex; justify-content: center; }
.dashboard-mockup { background: var(--color-surface); border-radius: var(--radius-lg); box-shadow: var(--shadow-xl); overflow: hidden; width: 100%; max-width: 480px; }
.mockup-header { background: var(--color-border-light); padding: 12px 16px; display: flex; align-items: center; }
.mockup-dots { display: flex; gap: 6px; }
.mockup-dots span { width: 10px; height: 10px; border-radius: 50%; background: var(--color-border); }
.mockup-content { padding: 24px; display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.metric-card { background: var(--color-border-light); border-radius: var(--radius-md); padding: 20px; text-align: center; }
.metric-value { display: block; font-size: 1.5rem; font-weight: 700; color: var(--color-primary); }
.metric-label { display: block; font-size: .8rem; color: var(--color-text-secondary); margin-top: 4px; }

/* ===== Sections ===== */
.section-header { text-align: center; max-width: 720px; margin: 0 auto 48px; }
.section-title { font-size: 2.25rem; font-weight: 700; color: var(--color-text); margin-bottom: 12px; }
.section-subtitle { font-size: 1.1rem; color: var(--color-text-secondary); }

/* ===== Value Props ===== */
.value-props { padding: 80px 0; background: var(--color-surface); }
.value-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.value-card { padding: 32px 24px; border: 1px solid var(--color-border); border-radius: var(--radius-lg); transition: var(--transition); background: var(--color-surface); }
.value-card:hover { border-color: var(--color-primary); box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.value-icon { width: 48px; height: 48px; color: var(--color-primary); margin-bottom: 20px; }
.value-title { font-size: 1.15rem; font-weight: 600; margin-bottom: 12px; color: var(--color-text); }
.value-description { font-size: .9rem; color: var(--color-text-secondary); margin-bottom: 16px; line-height: 1.6; }
.value-link { font-size: .9rem; font-weight: 600; color: var(--color-primary); }

/* ===== Solutions Grid ===== */
.solutions-preview { padding: 80px 0; background: var(--color-bg); }
.solutions-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.solution-card { padding: 32px; border: 1px solid var(--color-border); border-radius: var(--radius-lg); background: var(--color-surface); transition: var(--transition); }
.solution-card:hover { border-color: var(--color-primary); box-shadow: var(--shadow-lg); }
.solution-icon { width: 40px; height: 40px; color: var(--color-primary); margin-bottom: 16px; }
.solution-title { font-size: 1.2rem; font-weight: 600; margin-bottom: 16px; }
.solution-features { list-style: none; margin-bottom: 20px; }
.solution-features li { padding: 6px 0; font-size: .9rem; color: var(--color-text-secondary); position: relative; padding-left: 24px; }
.solution-features li::before { content: '✓'; position: absolute; left: 0; color: var(--color-success); font-weight: 700; }

/* ===== CTA Section ===== */
.cta-section { padding: 80px 0; background: var(--color-primary); }
.cta-content { text-align: center; max-width: 640px; margin: 0 auto; }
.cta-title { font-size: 2rem; font-weight: 700; color: #fff; margin-bottom: 16px; }
.cta-description { font-size: 1.1rem; color: rgba(255,255,255,.8); margin-bottom: 32px; }
.cta-button { background: #fff; color: var(--color-primary); }
.cta-button:hover { background: #F1F5F9; color: var(--color-primary); transform: translateY(-2px); }

/* ===== Footer ===== */
.footer { background: var(--color-primary-dark); color: rgba(255,255,255,.7); padding: 64px 0 32px; }
.footer-grid { display: grid; grid-template-columns: 1fr 2fr; gap: 64px; margin-bottom: 48px; }
.footer-brand .logo { color: #fff; margin-bottom: 12px; }
.footer-brand .logo span { color: var(--color-primary-light); }
.footer-tagline { font-size: .9rem; margin-bottom: 16px; }
.footer-contact { margin-top: 16px; }
.contact-link { display: inline-flex; align-items: center; gap: 8px; color: rgba(255,255,255,.8); font-size: .9rem; }
.contact-link:hover { color: #fff; }
.contact-link svg { width: 16px; height: 16px; }
.footer-nav { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.footer-nav-col h4 { color: #fff; font-size: .95rem; font-weight: 600; margin-bottom: 16px; }
.footer-nav-col ul { list-style: none; }
.footer-nav-col li { margin-bottom: 10px; }
.footer-nav-col a { color: rgba(255,255,255,.7); font-size: .9rem; }
.footer-nav-col a:hover { color: #fff; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.1); padding-top: 24px; display: flex; justify-content: space-between; align-items: center; }
.copyright { font-size: .85rem; }
.disclaimer { font-size: .8rem; color: rgba(255,255,255,.5); }

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .hero .container { grid-template-columns: 1fr; }
    .hero-visual { display: none; }
    .value-grid { grid-template-columns: repeat(2, 1fr); }
    .solutions-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr; }
    .footer-nav { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 768px) {
    .nav { display: none; }
    .header-cta { display: inline-flex; }
    .hero { padding: 48px 0 40px; }
    .hero-title { font-size: 2rem; }
    .hero-description { font-size: 1rem; }
    .hero-trust { grid-template-columns: repeat(2, 1fr); gap: 16px; }
    .hero-actions { flex-direction: column; }
    .hero-actions .btn { width: 100%; }
    .section-title { font-size: 1.75rem; }
    .value-grid { grid-template-columns: 1fr; }
    .solutions-grid { grid-template-columns: 1fr; }
    .footer-nav { grid-template-columns: 1fr; }
    .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
    .cta-title { font-size: 1.5rem; }
}