:root {
  --primary: #00539b;
  --primary-dark: #003b73;
  --accent: #f0b323;
  --bg: #f5f7fa;
  --text: #1f2933;
  --muted: #6b7280;
  --card-bg: #ffffff;
  --border: #d1d5db;
  --radius: 10px;
  --shadow-soft: 0 2px 6px rgba(15, 23, 42, 0.08);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: url("/assets/image/bg.jpg") no-repeat center top fixed;
  background-size: cover;
  color: var(--text);
  line-height: 1.6;
}

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

a:hover { text-decoration: underline; }

/* TOP BAR */
.topbar {
  background: var(--primary-dark);
  color: #fff;
  font-size: 13px;
  padding: 6px 16px;
}

.topbar-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.topbar-links a {
  color: #e5e7eb;
  margin-left: 10px;
  font-size: 12px;
}

/* HEADER */
.header {
  background: #ffffff;
  box-shadow: var(--shadow-soft);
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-placeholder {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  border: 2px solid var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  text-transform: uppercase;
  color: var(--primary);
  background: #f9fafb;
}

.branding h1 {
  margin: 0;
  font-size: 20px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.branding h1 span {
  display: block;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.12em;
  color: var(--primary-dark);
}

.branding p {
  margin: 2px 0 0;
  font-size: 12px;
  color: var(--muted);
}

/* NAVIGATION */
.nav {
  background: var(--primary);
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 16px;
}

.nav ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  padding-right: 160px;
}

.nav li { margin: 0; }

.nav a {
  display: block;
  padding: 10px 14px;
  color: #fff;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 500;
}

.nav a:hover,
.nav a.active {
  background: var(--primary-dark);
  text-decoration: none;
}

.hero-img {
  height: 360px;
  object-fit: cover;
  border-radius: 10px;
}

/* MAIN LAYOUT */
.main {
  max-width: 1200px;
  margin: 20px auto 32px;
  padding: 0 16px;
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 1fr);
  gap: 20px;
  align-items: flex-start;
}

/* HERO */
.hero {
  background: linear-gradient(135deg, #e5edf7, #ffffff);
  border-radius: var(--radius);
  padding: 16px 18px 18px;
  border: 1px solid #e5e7eb;
  box-shadow: var(--shadow-soft);
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--primary-dark);
  background: #e0ecff;
  padding: 2px 8px;
  border-radius: 999px;
  margin-bottom: 8px;
}

.hero h2 {
  margin: 0 0 6px;
  font-size: 22px;
}

.hero p {
  margin: 0 0 10px;
  font-size: 14px;
  color: var(--muted);
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 10px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 14px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 500;
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.1s ease, box-shadow 0.1s ease;
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.16);
}

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

.btn-primary:hover {
  background: var(--primary-dark);
  text-decoration: none;
  transform: translateY(-1px);
}

.btn-outline {
  background: #ffffff;
  color: var(--primary);
  border: 1px solid var(--primary);
}

.btn-outline:hover {
  background: #f3f4ff;
  text-decoration: none;
  transform: translateY(-1px);
}

/* GRID CONTENT LEFT */
.left-column {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.cards-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.card {
  background: var(--card-bg);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  padding: 10px 12px;
  box-shadow: var(--shadow-soft);
  font-size: 13px;
}

.card h3 {
  margin: 0 0 4px;
  font-size: 14px;
  color: var(--primary-dark);
}

.card p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.section {
  background: var(--card-bg);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-soft);
  padding: 12px 14px 14px;
}

.section h2 {
  margin: 0 0 8px;
  font-size: 16px;
  border-left: 4px solid var(--accent);
  padding-left: 8px;
}

.section h3 {
  margin: 10px 0 4px;
  font-size: 14px;
}

.section p,
.section li {
  font-size: 13px;
}

.section ul { margin-top: 4px; }

.badge {
  display: inline-block;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  background: #e5e7eb;
  color: #374151;
  border-radius: 999px;
  padding: 2px 8px;
  margin-bottom: 4px;
}

/* SIDEBAR RIGHT */
.sidebar {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.sidebar-box {
  background: var(--card-bg);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-soft);
  padding: 10px 12px 12px;
  font-size: 13px;
}

.sidebar-box h3 {
  margin: 0 0 8px;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--primary-dark);
}

.sidebar-box ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.sidebar-box li + li {
  margin-top: 4px;
}

.sidebar-box small {
  display: block;
  color: var(--muted);
  font-size: 12px;
}

/* FOOTER */
.footer {
  border-top: 1px solid var(--border);
  background: #ffffff;
  padding: 16px 0 20px;
  font-size: 12px;
  color: var(--muted);
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 16px;
}

.footer p {
  margin: 4px 0;
}

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

.social-icons {
display: flex;
gap: 10px;
margin-top: 6px;
}

.social {
width: 32px;
height: 32px;
border-radius: 50%;
background: var(--primary);
color: #fff;
display: flex;
align-items: center;
justify-content: center;
font-weight: bold;
text-decoration: none;
transition: background 0.2s ease, transform 0.1s ease;
}

.social:hover {
background: var(--nav-bg-dark);
transform: translateY(-2px);
}

.social.fb { background: #1877f2; }
.social.tw { background: #1da1f2; }
.social.ig { background: #e1306c; }


/* RESPONSIVE */
@media (max-width: 900px) {
  .main {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (max-width: 640px) {
  .nav ul {
    flex-direction: column;
  }

  .cards-row {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 480px) {
  .cards-row {
    grid-template-columns: minmax(0, 1fr);
  }
}