/* =============================================
   BINSMAC Landing Page - Stylesheet
   ============================================= */

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

:root {
  --color-primary: #0057FF;
  --color-primary-dark: #0040CC;
  --color-primary-light: #E8F0FF;
  --color-accent: #00C9A7;
  --color-dark: #0A0F1E;
  --color-dark-2: #141929;
  --color-text: #2D3748;
  --color-text-muted: #718096;
  --color-border: #E2E8F0;
  --color-white: #FFFFFF;
  --color-bg: #F7F9FC;
  --font: 'Inter', sans-serif;
  --radius: 12px;
  --radius-lg: 20px;
  --shadow: 0 4px 24px rgba(0, 87, 255, 0.08);
  --shadow-lg: 0 12px 48px rgba(0, 87, 255, 0.14);
  --transition: 0.25s ease;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font);
  color: var(--color-text);
  background: var(--color-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* =============================================
   NAVBAR
   ============================================= */

.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.nav-logo {
  text-decoration: none;
  display: flex;
  align-items: center;
}

.nav-logo-img {
  height: 44px;
  width: auto;
  display: block;
  object-fit: contain;
}

.nav-links {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-links a {
  text-decoration: none;
  color: var(--color-text-muted);
  font-size: 14px;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: 8px;
  transition: color var(--transition), background var(--transition);
}

.nav-links a:hover {
  color: var(--color-primary);
  background: var(--color-primary-light);
}

.nav-cta {
  background: var(--color-primary) !important;
  color: var(--color-white) !important;
  border-radius: 8px !important;
}

.nav-cta:hover {
  background: var(--color-primary-dark) !important;
  color: var(--color-white) !important;
}

/* =============================================
   BUTTONS
   ============================================= */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  border-radius: var(--radius);
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  transition: all var(--transition);
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-white);
  box-shadow: 0 4px 16px rgba(0, 87, 255, 0.3);
}

.btn-primary:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 87, 255, 0.4);
}

.btn-secondary {
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

.btn-secondary:hover {
  background: var(--color-primary-light);
  transform: translateY(-2px);
}

.btn--large {
  padding: 16px 40px;
  font-size: 17px;
}

/* =============================================
   SECTION COMMONS
   ============================================= */

.section-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 96px 24px;
}

.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-tag {
  display: inline-block;
  background: var(--color-primary-light);
  color: var(--color-primary);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 800;
  color: var(--color-dark);
  letter-spacing: -1px;
  margin-bottom: 16px;
  line-height: 1.2;
}

.section-desc {
  font-size: 17px;
  color: var(--color-text-muted);
  max-width: 560px;
  margin: 0 auto;
}

/* =============================================
   HERO SECTION
   ============================================= */

.hero {
  position: relative;
  background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-dark-2) 60%, #0d1f4a 100%);
  overflow: hidden;
  padding: 100px 24px 80px;
}

.hero-container {
  max-width: 860px;
  margin: 0 auto;
  text-align: center;
  position: relative;
  z-index: 2;
}

.hero-badge {
  display: inline-block;
  background: rgba(0, 201, 167, 0.15);
  color: var(--color-accent);
  border: 1px solid rgba(0, 201, 167, 0.3);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.5px;
  padding: 8px 20px;
  border-radius: 100px;
  margin-bottom: 28px;
}

.hero-title {
  font-size: clamp(36px, 6vw, 64px);
  font-weight: 800;
  color: var(--color-white);
  letter-spacing: -2px;
  line-height: 1.1;
  margin-bottom: 24px;
}

.highlight {
  color: var(--color-accent);
}

.hero-subtitle {
  font-size: clamp(16px, 2vw, 19px);
  color: rgba(255, 255, 255, 0.72);
  max-width: 680px;
  margin: 0 auto 20px;
  line-height: 1.7;
}

.hero-concept {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.55);
  max-width: 560px;
  margin: 0 auto 40px;
}

.hero-concept strong {
  color: rgba(255, 255, 255, 0.85);
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 64px;
}

.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: 28px 40px;
  flex-wrap: wrap;
  gap: 24px;
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.stat-value {
  font-size: 32px;
  font-weight: 800;
  color: var(--color-accent);
  letter-spacing: -1px;
}

.stat-label {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.55);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.stat-divider {
  width: 1px;
  height: 48px;
  background: rgba(255, 255, 255, 0.12);
}

.hero-bg-shape {
  position: absolute;
  top: -200px;
  right: -200px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(0, 87, 255, 0.2) 0%, transparent 70%);
  border-radius: 50%;
  z-index: 1;
}

/* =============================================
   SERVICES SECTION
   ============================================= */

.services {
  background: var(--color-bg);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}

.service-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  position: relative;
  transition: transform var(--transition), box-shadow var(--transition);
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.service-card--featured {
  border-color: var(--color-primary);
  background: linear-gradient(135deg, #fff 0%, var(--color-primary-light) 100%);
}

.service-badge {
  position: absolute;
  top: 20px;
  right: 20px;
  background: var(--color-accent);
  color: var(--color-white);
  font-size: 11px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 100px;
  letter-spacing: 0.3px;
}

.service-icon {
  width: 48px;
  height: 48px;
  background: var(--color-primary-light);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--color-primary);
}

.service-icon svg {
  width: 22px;
  height: 22px;
}

.service-title {
  font-size: 17px;
  font-weight: 700;
  color: var(--color-dark);
  margin-bottom: 12px;
  line-height: 1.3;
}

.service-desc {
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: 20px;
}

.service-desc strong {
  color: var(--color-text);
}

.service-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.service-tags span {
  background: var(--color-bg);
  color: var(--color-text-muted);
  font-size: 11px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 6px;
  border: 1px solid var(--color-border);
}

/* =============================================
   RESULTS / KPIs SECTION
   ============================================= */

.results {
  background: linear-gradient(135deg, var(--color-dark) 0%, #0d1f4a 100%);
}

.section-tag--light {
  background: rgba(0, 201, 167, 0.15);
  color: var(--color-accent);
}

.section-title--light {
  color: var(--color-white);
}

.section-desc--light {
  color: rgba(255, 255, 255, 0.6);
}

.kpis-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.kpi-card {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  text-align: center;
  transition: transform var(--transition), background var(--transition);
}

.kpi-card:hover {
  transform: translateY(-4px);
  background: rgba(255, 255, 255, 0.1);
}

.kpi-card--accent {
  border-color: var(--color-accent);
  background: rgba(0, 201, 167, 0.08);
}

.kpi-icon {
  width: 52px;
  height: 52px;
  background: rgba(0, 201, 167, 0.15);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  color: var(--color-accent);
}

.kpi-icon svg {
  width: 24px;
  height: 24px;
}

.kpi-value {
  font-size: 48px;
  font-weight: 800;
  color: var(--color-accent);
  letter-spacing: -2px;
  line-height: 1;
  margin-bottom: 8px;
}

.kpi-label {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 12px;
}

.kpi-desc {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.55);
  line-height: 1.7;
}

/* =============================================
   TECHNOLOGY SECTION
   ============================================= */

.technology {
  background: var(--color-white);
}

.tech-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}

.tech-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  transition: transform var(--transition), box-shadow var(--transition);
}

.tech-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.tech-icon {
  width: 52px;
  height: 52px;
  background: var(--color-primary-light);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--color-primary);
}

.tech-icon svg {
  width: 24px;
  height: 24px;
}

.tech-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-dark);
  margin-bottom: 12px;
}

.tech-desc {
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: 20px;
}

.tech-desc strong {
  color: var(--color-text);
}

.tech-pill {
  display: inline-block;
  background: var(--color-primary-light);
  color: var(--color-primary);
  font-size: 12px;
  font-weight: 700;
  padding: 6px 14px;
  border-radius: 100px;
}

/* =============================================
   CTA SECTION
   ============================================= */

.cta {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  padding: 96px 24px;
}

.cta-container {
  max-width: 640px;
  margin: 0 auto;
  text-align: center;
}

.cta-title {
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 800;
  color: var(--color-white);
  letter-spacing: -1px;
  margin-bottom: 16px;
  line-height: 1.2;
}

.cta-desc {
  font-size: 17px;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 40px;
  line-height: 1.6;
}

.cta .btn-primary {
  background: var(--color-white);
  color: var(--color-primary);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

.cta .btn-primary:hover {
  background: var(--color-bg);
  transform: translateY(-2px);
}

.cta-email {
  margin-top: 20px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.7);
}

.cta-email a {
  color: var(--color-white);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.cta-email a:hover {
  opacity: 0.85;
}

/* =============================================
   FOOTER
   ============================================= */

.footer {
  background: var(--color-dark);
  padding: 48px 24px;
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
  text-align: center;
}

.footer-logo-img {
  height: 48px;
  width: auto;
  display: block;
  margin-bottom: 8px;
  object-fit: contain;
  filter: brightness(0) invert(1);
}

.footer-brand p {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.4);
}

.footer-links {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  justify-content: center;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.5);
  text-decoration: none;
  font-size: 14px;
  transition: color var(--transition);
}

.footer-links a:hover {
  color: var(--color-white);
}

.footer-copy {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.25);
}

/* =============================================
   RESPONSIVE
   ============================================= */

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

  .hero {
    padding: 72px 20px 60px;
  }

  .hero-stats {
    padding: 20px 24px;
    gap: 16px;
  }

  .stat-divider {
    display: none;
  }

  .stat-value {
    font-size: 26px;
  }

  .section-container {
    padding: 64px 20px;
  }

  .services-grid,
  .kpis-grid,
  .tech-grid {
    grid-template-columns: 1fr;
  }

  .hero-actions {
    flex-direction: column;
    align-items: center;
  }
}