* { box-sizing: border-box; }

:root {
  --primary: #0078d4;
  --text: #1f2933;
  --muted: #475569;
  --bg: #ffffff;
  --bg2: #f8fafc;
  --border: #e5e7eb;
  --hero1: #0f172a;
  --hero2: #1e293b;
}

body {
  margin: 0;
  font-family: "Segoe UI", Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}

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

.container {
  max-width: 1200px;
  margin: auto;
  padding: 0 20px;
}

/* HEADER / NAV */
.header {
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  position: relative;
}

.logo {
  font-size: 22px;
  font-weight: 700;
  color: var(--text);
}
.logo span { color: var(--primary); }

#navMenu {
  display: flex;
  align-items: center;
  gap: 22px;
}

#navMenu a {
  color: var(--text);
  font-weight: 500;
}

.btn {
  border: 1px solid var(--primary);
  padding: 8px 14px;
  border-radius: 8px;
  color: var(--primary) !important;
}

#themeToggle {
  border: 1px solid var(--border);
  background: transparent;
  border-radius: 8px;
  padding: 8px 10px;
  cursor: pointer;
}

/* HAMBURGER */
.hamburger {
  display: none;
  font-size: 26px;
  cursor: pointer;
  user-select: none;
}

/* HERO */
.hero {
  background: linear-gradient(135deg, var(--hero1), var(--hero2));
  color: white;
  padding: 110px 0;
}

.hero h1 {
  font-size: 44px;
  margin: 0 0 16px 0;
}

.hero p {
  max-width: 760px;
  font-size: 18px;
  opacity: 0.92;
}

.btn-primary {
  display: inline-block;
  margin-top: 18px;
  background: var(--primary);
  color: #fff;
  padding: 12px 22px;
  border-radius: 8px;
}

/* SECTIONS */
.section { padding: 80px 0; }
.section.light { background: var(--bg2); }

.section h2 {
  font-size: 32px;
  margin: 0 0 34px 0;
}

h1.page-title {
  font-size: 40px;
  margin: 40px 0 10px 0;
}

.lead {
  font-size: 18px;
  color: var(--muted);
  max-width: 900px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 26px;
}

.card {
  background: var(--bg);
  padding: 28px;
  border-radius: 12px;
  border: 1px solid var(--border);
}

.card h3 {
  margin-top: 0;
  color: var(--primary);
}

.card ul {
  margin: 10px 0 0 18px;
  color: var(--muted);
}

.kpi {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin-top: 26px;
}

.kpi .pill {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px 16px;
  background: var(--bg);
  color: var(--muted);
}

/* FORM */
form {
  max-width: 720px;
  margin-top: 20px;
}

input, textarea {
  width: 100%;
  padding: 12px 12px;
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: 15px;
  background: var(--bg);
  color: var(--text);
}

textarea { min-height: 140px; resize: vertical; }

button[type="subm]()