/* =========
   Global
   ========= */
:root {
  --primary: #4b8fe6;
  --primary-dark: #2b5c99;
  --accent: #f7a400;
  --bg-light: #f5f7fb;
  --text-main: #1f2933;
  --text-muted: #556070;
}

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

body {
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.6;
  background: white;
  color: var(--text-main);
}

a {
  text-decoration: none;
  color: inherit;
}

a:hover {
  text-decoration: underline;
}

/* =========
   Layout & Header
   ========= */
header {
  border-bottom: 1px solid #e4e7f0;
  background: white;
  position: sticky;
  top: 0;
  z-index: 1000;
}

.container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.nav,
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.header-image {
  height: 60px;
  width: auto;
}

.back-link {
  font-size: 0.9rem;
  color: var(--primary-dark);
}

/* =========
   Navigation
   ========= */
nav ul {
  list-style: none;
  display: flex;
  gap: 1.25rem;
  font-size: 0.95rem;
}

nav a {
  font-weight: 500;
  color: var(--primary-dark);
}

/* =========
   Buttons
   ========= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.65rem 1.2rem;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  font-weight: 600;
  font-size: 0.95rem;
  min-width: 90px;
  transition: transform 0.06s ease, box-shadow 0.06s ease, background 0.1s ease;
  white-space: nowrap;
}

.btn-primary {
  background: var(--primary);
  color: white;
  box-shadow: 0 6px 14px rgba(59, 130, 246, 0.4);
}

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 8px 18px rgba(37, 99, 235, 0.5);
}

.btn-outline {
  border-color: #cbd5f5;
  background: #f9fbff;
  color: var(--primary-dark);
}

.btn-outline:hover {
  background: #e5edff;
  transform: translateY(-1px);
  box-shadow: 0 4px 10px rgba(148, 163, 239, 0.5);
}

.btn-full {
  width: 100%;
  justify-content: center;
  margin-top: 0.5rem;
}

/* =========
   Hero (home page)
   ========= */
.hero {
  background: linear-gradient(135deg, #f9fbff, #eef2ff);
  padding: 3rem 0 3.5rem;
}

.hero-inner {
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: 2rem;
  align-items: center;
}

.hero h1 {
  font-size: 2.1rem;
  margin-bottom: 1rem;
}

.hero p {
  font-size: 1rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
  max-width: 32rem;
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;