/* =====================================================================
   Kieomo Web — Design System Stylesheet
   Tokens mengikuti ../UI_UX_DESIGN_SYSTEM.md (§2 Color Palette, §3 Tipografi,
   §4 Spacing, §5 Komponen, §8 Aksesibilitas).
   ===================================================================== */

:root {
  --k-primary: #2563EB;
  --k-primary-dark: #1E40AF;
  --k-primary-soft: #DBEAFE;
  --k-accent: #0EA5E9;
  --k-accent-soft: #E0F2FE;
  --k-bg: #F8FAFC;
  --k-surface: #FFFFFF;
  --k-text: #0F172A;
  --k-text-muted: #64748B;
  --k-border: #E2E8F0;
  --k-success: #16A34A;
  --k-warning: #D97706;
  --k-danger: #DC2626;
  --k-info: #0284C7;

  --radius: 8px;
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 12px 32px rgba(15, 23, 42, 0.12);

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-6: 24px;
  --space-8: 32px;
  --space-12: 48px;

  --font-sans: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.5;
  color: var(--k-text);
  background: var(--k-bg);
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--k-primary);
  text-decoration: none;
}

a:hover {
  color: var(--k-primary-dark);
}

:focus-visible {
  outline: 2px solid var(--k-primary);
  outline-offset: 2px;
  border-radius: 4px;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-4);
}

.section {
  padding: var(--space-12) 0;
}

.section-muted {
  background: var(--k-surface);
  border-top: 1px solid var(--k-border);
  border-bottom: 1px solid var(--k-border);
}

.eyebrow {
  display: inline-block;
  margin: 0 0 var(--space-2);
  padding: var(--space-1) var(--space-3);
  border-radius: 999px;
  background: var(--k-primary-soft);
  color: var(--k-primary-dark);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin: 0 0 var(--space-4);
  line-height: 1.2;
  color: var(--k-text);
  font-weight: 600;
}

h1 {
  font-size: clamp(28px, 5vw, 40px);
}

h2 {
  font-size: 24px;
}

h3 {
  font-size: 20px;
}

p {
  margin: 0 0 var(--space-4);
  color: var(--k-text);
}

.text-muted {
  color: var(--k-text-muted);
}

.lead {
  font-size: 18px;
  color: var(--k-text-muted);
  max-width: 640px;
}

/* ---------------------------------------------------------------------
   Header & Navigasi
   --------------------------------------------------------------------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--k-surface);
  border-bottom: 1px solid var(--k-border);
}

.site-header.scrolled {
  box-shadow: var(--shadow-sm);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  height: 64px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 20px;
  font-weight: 700;
  color: var(--k-text);
}

.brand .brand-mark {
  display: inline-grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: var(--radius);
  background: var(--k-primary);
  color: #fff;
  font-size: 16px;
  font-weight: 700;
}

.brand:hover {
  color: var(--k-text);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  color: var(--k-text);
  font-size: 14px;
  font-weight: 500;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--k-primary);
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 40px;
  padding: 0 var(--space-4);
  border-radius: var(--radius);
  background: var(--k-primary);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
}

.nav-cta:hover {
  background: var(--k-primary-dark);
  color: #fff;
}

.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  margin-left: var(--space-4);
  font-size: 13px;
  font-weight: 600;
  white-space: nowrap;
}

.lang-switch a {
  color: var(--k-text-muted);
  padding: 4px 6px;
  border-radius: 6px;
  text-decoration: none;
}

.lang-switch a:hover {
  color: var(--k-primary);
  background: var(--k-primary-soft);
}

.lang-switch .lang-current {
  color: var(--k-primary);
  cursor: default;
}

.lang-switch .lang-sep {
  color: var(--k-text-muted);
  opacity: 0.5;
}

.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--k-border);
  border-radius: var(--radius);
  background: var(--k-surface);
  cursor: pointer;
}

.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--k-text);
  content: "";
  position: relative;
  transition: 0.2s;
}

.nav-toggle span::before {
  position: absolute;
  top: -6px;
}

.nav-toggle span::after {
  position: absolute;
  top: 6px;
}

.nav-toggle[aria-expanded="true"] span {
  background: transparent;
}

.nav-toggle[aria-expanded="true"] span::before {
  top: 0;
  transform: rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span::after {
  top: 0;
  transform: rotate(-45deg);
}

/* ---------------------------------------------------------------------
   Tombol
   --------------------------------------------------------------------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  height: 40px;
  padding: 0 var(--space-6);
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
  border: 1px solid transparent;
}

.btn-primary {
  background: var(--k-primary);
  color: #fff;
}

.btn-primary:hover {
  background: var(--k-primary-dark);
  color: #fff;
}

.btn-secondary {
  background: var(--k-surface);
  color: var(--k-text);
  border-color: var(--k-border);
}

.btn-secondary:hover {
  border-color: var(--k-primary);
  color: var(--k-primary);
}

.btn-lg {
  height: 48px;
  padding: 0 var(--space-8);
  font-size: 15px;
}

/* ---------------------------------------------------------------------
   Hero
   --------------------------------------------------------------------- */

.hero {
  padding: var(--space-12) 0;
  background:
    radial-gradient(900px 300px at 85% -10%, var(--k-accent-soft), transparent),
    linear-gradient(180deg, var(--k-surface), var(--k-bg));
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--space-8);
  align-items: center;
}

.hero-title {
  margin-bottom: var(--space-4);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-6);
}

.hero-card {
  background: var(--k-surface);
  border: 1px solid var(--k-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  padding: var(--space-6);
}

.hero-card h3 {
  margin-bottom: var(--space-2);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
  margin-top: var(--space-6);
}

.stat {
  background: var(--k-surface);
  border: 1px solid var(--k-border);
  border-radius: var(--radius);
  padding: var(--space-4);
  text-align: center;
}

.stat strong {
  display: block;
  font-size: 24px;
  color: var(--k-primary);
  font-variant-numeric: tabular-nums;
}

.stat span {
  font-size: 13px;
  color: var(--k-text-muted);
}

/* ---------------------------------------------------------------------
   Grid Kartu
   --------------------------------------------------------------------- */

.grid {
  display: grid;
  gap: var(--space-6);
}

.grid-2 {
  grid-template-columns: repeat(2, 1fr);
}

.grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

.card {
  background: var(--k-surface);
  border: 1px solid var(--k-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
}

.card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
  transition: box-shadow 0.15s, transform 0.15s;
}

.card .card-tile {
  width: 48px;
  height: 48px;
  border-radius: var(--radius);
  display: inline-grid;
  place-items: center;
  font-size: 20px;
  font-weight: 700;
  color: #fff;
  margin-bottom: var(--space-4);
}

.card h3 {
  margin-bottom: var(--space-2);
}

.card .card-role {
  color: var(--k-text-muted);
  font-size: 13px;
  font-weight: 500;
  margin-bottom: var(--space-3);
}

.card p {
  font-size: 14px;
  color: var(--k-text-muted);
  margin-bottom: var(--space-4);
  flex: 1;
}

.card .card-link {
  font-size: 14px;
  font-weight: 600;
}

.status-badge {
  display: inline-flex;
  align-items: center;
  align-self: flex-start;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 3px 10px;
  border-radius: 999px;
  margin-bottom: var(--space-3);
}

.status-active { background: #DCFCE7; color: #166534; }
.status-maintenance { background: #FEF3C7; color: #92400E; }
.status-inactive { background: #E2E8F0; color: #475569; }

.status-banner {
  border: 1px solid var(--k-border);
  border-radius: var(--radius);
  padding: var(--space-4);
  font-size: 14px;
  margin-top: var(--space-4);
}

.status-banner-maintenance { background: #FEF3C7; border-color: #FCD34D; color: #92400E; }
.status-banner-inactive { background: #F1F5F9; border-color: #CBD5E1; color: #475569; }

.tile-blue { background: #2563EB; }
.tile-cyan { background: #0EA5E9; }
.tile-green { background: #16A34A; }
.tile-amber { background: #D97706; }
.tile-red { background: #DC2626; }
.tile-violet { background: #7C3AED; }
.tile-slate { background: #475569; }

/* ---------------------------------------------------------------------
   Feature list (check)
   --------------------------------------------------------------------- */

.feature-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-3);
}

.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-3);
  background: var(--k-surface);
  border: 1px solid var(--k-border);
  border-radius: var(--radius);
  font-size: 14px;
}

.feature-list .check {
  flex: none;
  display: inline-grid;
  place-items: center;
  width: 20px;
  height: 20px;
  margin-top: 1px;
  border-radius: 50%;
  background: var(--k-success);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
}

/* ---------------------------------------------------------------------
   CTA band
   --------------------------------------------------------------------- */

.cta-band {
  background: var(--k-primary);
  color: #fff;
  text-align: center;
  padding: var(--space-12) 0;
}

.cta-band h2 {
  color: #fff;
}

.cta-band p {
  color: rgba(255, 255, 255, 0.85);
  max-width: 560px;
  margin: 0 auto var(--space-6);
}

.btn-cta {
  background: #fff;
  color: var(--k-primary);
}

.btn-cta:hover {
  background: var(--k-primary-soft);
  color: var(--k-primary-dark);
}

/* ---------------------------------------------------------------------
   Footer
   --------------------------------------------------------------------- */

.site-footer {
  background: var(--k-surface);
  border-top: 1px solid var(--k-border);
  padding: var(--space-12) 0 var(--space-6);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: var(--space-8);
}

.footer-grid h3 {
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--k-text-muted);
  margin-bottom: var(--space-4);
}

.footer-grid ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-grid li {
  margin-bottom: var(--space-2);
}

.footer-grid a {
  font-size: 14px;
}

.footer-brand p {
  font-size: 14px;
  color: var(--k-text-muted);
  margin-top: var(--space-3);
}

.footer-bottom {
  margin-top: var(--space-12);
  padding-top: var(--space-6);
  border-top: 1px solid var(--k-border);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  justify-content: space-between;
  font-size: 13px;
  color: var(--k-text-muted);
}

/* ---------------------------------------------------------------------
   Page hero (halaman dalam)
   --------------------------------------------------------------------- */

.page-hero {
  background: linear-gradient(180deg, var(--k-surface), var(--k-bg));
  padding: var(--space-12) 0 var(--space-8);
  border-bottom: 1px solid var(--k-border);
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 13px;
  color: var(--k-text-muted);
  margin-bottom: var(--space-6);
}

.breadcrumb a {
  color: var(--k-text-muted);
}

.breadcrumb a:hover {
  color: var(--k-primary);
}

.page-title-row {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex-wrap: wrap;
  margin-bottom: var(--space-3);
}

.app-tile {
  width: 56px;
  height: 56px;
  border-radius: var(--radius);
  display: inline-grid;
  place-items: center;
  font-size: 24px;
  font-weight: 700;
  color: #fff;
  flex: none;
}

.role-badge {
  display: inline-block;
  padding: var(--space-1) var(--space-3);
  border-radius: 999px;
  background: var(--k-primary-soft);
  color: var(--k-primary-dark);
  font-size: 12px;
  font-weight: 600;
}

/* ---------------------------------------------------------------------
   Kontak & FAQ
   --------------------------------------------------------------------- */

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-8);
  align-items: start;
}

.contact-card {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4);
  background: var(--k-surface);
  border: 1px solid var(--k-border);
  border-radius: var(--radius);
  margin-bottom: var(--space-3);
}

.contact-card .icon {
  flex: none;
  width: 40px;
  height: 40px;
  border-radius: var(--radius);
  background: var(--k-primary-soft);
  color: var(--k-primary-dark);
  display: inline-grid;
  place-items: center;
  font-weight: 700;
}

.contact-card strong {
  display: block;
  font-size: 14px;
}

.contact-card span {
  font-size: 13px;
  color: var(--k-text-muted);
}

.faq details {
  background: var(--k-surface);
  border: 1px solid var(--k-border);
  border-radius: var(--radius);
  margin-bottom: var(--space-3);
  padding: var(--space-4);
}

.faq summary {
  cursor: pointer;
  font-weight: 600;
  font-size: 15px;
}

.faq details p {
  margin: var(--space-3) 0 0;
  font-size: 14px;
  color: var(--k-text-muted);
}

/* ---------------------------------------------------------------------
   Form kontak
   --------------------------------------------------------------------- */

.contact-form {
  background: var(--k-surface);
  border: 1px solid var(--k-border);
  border-radius: var(--radius);
  padding: var(--space-6);
  box-shadow: var(--shadow-sm);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}

.form-group {
  margin-bottom: var(--space-4);
}

.form-group label {
  display: block;
  margin-bottom: var(--space-2);
  font-size: 14px;
  font-weight: 600;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--k-border);
  border-radius: var(--radius);
  font-size: 14px;
  font-family: inherit;
  color: var(--k-text);
  background: var(--k-surface);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: 2px solid var(--k-primary);
  outline-offset: 1px;
  border-color: var(--k-primary);
}

.form-group .honeypot,
.honeypot {
  position: absolute;
  left: -9999px;
  top: -9999px;
  opacity: 0;
  height: 0;
  overflow: hidden;
}

.form-alert {
  padding: var(--space-4);
  border-radius: var(--radius);
  margin-bottom: var(--space-4);
  font-size: 14px;
}

.form-alert-success {
  background: #DCFCE7;
  border: 1px solid #BBF7D0;
  color: #166534;
}

.form-alert-error {
  background: #FEE2E2;
  border: 1px solid #FECACA;
  color: #B91C1C;
}

@media (max-width: 640px) {
  .form-row {
    grid-template-columns: 1fr;
  }
}

/* ---------------------------------------------------------------------
   Responsive
   --------------------------------------------------------------------- */

@media (max-width: 900px) {
  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }

  .hero-inner {
    grid-template-columns: 1fr;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 640px) {
  .nav-toggle {
    display: inline-flex;
  }

  .nav-links {
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-1);
    background: var(--k-surface);
    border-bottom: 1px solid var(--k-border);
    padding: var(--space-4);
    display: none;
    box-shadow: var(--shadow-md);
  }

  .nav-links.open {
    display: flex;
  }

  .nav-links li a {
    display: block;
    padding: var(--space-3);
  }

  .nav-cta {
    width: 100%;
  }

  .grid-2,
  .grid-3 {
    grid-template-columns: 1fr;
  }

  .feature-list {
    grid-template-columns: 1fr;
  }

  .hero-stats {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }
}