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

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  color: #333;
  line-height: 1.6;
}

a {
  color: #2563eb;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

/* HEADER */
header {
  background: #0f172a;
  padding: 16px 0;
  position: sticky;
  top: 0;
  z-index: 100;
}

header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-size: 1.4rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.5px;
}

.logo span {
  color: #38bdf8;
}

nav a {
  color: #cbd5e1;
  margin-left: 28px;
  font-size: 0.95rem;
  transition: color 0.2s;
}

nav a:hover {
  color: #fff;
  text-decoration: none;
}

/* HERO */
.hero {
  background: linear-gradient(135deg, #1e3a5f 0%, #0f172a 100%);
  color: #fff;
  padding: 100px 0;
  text-align: center;
}

.hero h1 {
  font-size: 2.6rem;
  font-weight: 700;
  margin-bottom: 18px;
  line-height: 1.2;
}

.hero p {
  font-size: 1.1rem;
  color: #94a3b8;
  max-width: 560px;
  margin: 0 auto 32px;
}

.btn {
  display: inline-block;
  background: #2563eb;
  color: #fff;
  padding: 12px 32px;
  border-radius: 6px;
  font-size: 0.95rem;
  font-weight: 600;
  transition: background 0.2s;
}

.btn:hover {
  background: #1d4ed8;
  text-decoration: none;
}

/* SECTIONS */
.section {
  padding: 72px 0;
}

.section h2 {
  font-size: 1.9rem;
  font-weight: 700;
  margin-bottom: 20px;
  color: #0f172a;
}

.section p {
  color: #475569;
  max-width: 700px;
  font-size: 1rem;
}

.bg-light {
  background: #f1f5f9;
}

/* CARDS */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
  margin-top: 32px;
}

.card {
  background: #fff;
  border: 1px solid #e2e8f0;
  border-radius: 10px;
  padding: 28px 24px;
  transition: box-shadow 0.2s;
}

.card:hover {
  box-shadow: 0 4px 20px rgba(0,0,0,0.08);
}

.card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: #0f172a;
  margin-bottom: 10px;
}

.card p {
  font-size: 0.9rem;
  color: #64748b;
  max-width: 100%;
}

/* DASHBOARD (admin) */
.dashboard {
  padding: 60px 0;
}

.dashboard h1 {
  font-size: 1.8rem;
  font-weight: 700;
  color: #0f172a;
  margin-bottom: 10px;
}

.dashboard .badge {
  display: inline-block;
  background: #fef9c3;
  border: 1px solid #fde047;
  color: #854d0e;
  font-size: 0.85rem;
  padding: 4px 12px;
  border-radius: 20px;
  margin-bottom: 24px;
  font-weight: 600;
}

.dashboard .flag-box {
  background: #f1f5f9;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  padding: 20px 24px;
  font-family: monospace;
  font-size: 1rem;
  color: #0f172a;
  margin-bottom: 16px;
  word-break: break-all;
}

.dashboard .note {
  font-size: 0.85rem;
  color: #94a3b8;
}

/* DEV / ARCHIVE pages */
.simple-page {
  padding: 80px 0;
  text-align: center;
}

.simple-page h1 {
  font-size: 2rem;
  font-weight: 700;
  color: #0f172a;
  margin-bottom: 12px;
}

.simple-page p {
  color: #64748b;
  margin: 0 auto;
  max-width: 480px;
}

.simple-page .flag-label {
  display: inline-block;
  margin-top: 24px;
  background: #ecfdf5;
  border: 1px solid #6ee7b7;
  color: #065f46;
  font-family: monospace;
  font-size: 0.95rem;
  padding: 10px 20px;
  border-radius: 8px;
}

/* FOOTER */
footer {
  background: #0f172a;
  color: #64748b;
  padding: 24px 0;
  text-align: center;
  font-size: 0.85rem;
}