html, body, div, span, h1, h2, p, a, ul, li, i {
  margin: 0;
  padding: 0;
  border: 0;
  font-size: 100%;
  font: inherit;
  vertical-align: baseline;
  outline: none;
  box-sizing: border-box;
}

body {
  font-family: Ubuntu, sans-serif;
  line-height: 1.4;
  background-color: #ffffff;
  padding-bottom: 65px;
}

a {
  text-decoration: none;
}

/* Hero banner */

.hero-banner {
  text-align: center;
  padding: 50px 20px 40px;
  background: linear-gradient(135deg, #108CDD 0%, #0b6fb3 100%);
  color: #fff;
}

.hero-logo {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: #fff;
  padding: 6px;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.25);
}

.hero-title {
  margin-top: 22px;
  font-size: 2.4em;
  font-weight: bold;
  color: #fff;
}

.hero-subtitle {
  margin-top: 12px;
  font-size: 1.15em;
  color: #eaf4fc;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

/* Page content */

.page-content {
  max-width: 960px;
  margin: 0 auto;
  padding: 45px 40px;
}

/* Option grid */

.option-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
}

.option-card {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 14px;
  padding: 36px 20px;
  background: #f5f5f5;
  border: 2px solid #E2E2E2;
  border-radius: 10px;
  color: #108CDD;
  transition: background-color 0.2s ease, border-color 0.2s ease, transform 0.15s ease;
}

.option-card:hover {
  background-color: #108CDD;
  border-color: #108CDD;
  color: #fff;
  transform: translateY(-3px);
}

.option-card .fa {
  font-size: 2.4em;
}

.option-title {
  font-size: 1.3em;
  font-weight: bold;
  text-align: center;
}

.option-badge {
  position: absolute;
  top: 10px;
  right: 10px;
  background-color: #FF7A50;
  color: #fff;
  font-size: 0.7em;
  font-weight: bold;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  padding: 4px 10px;
  border-radius: 12px;
}

/* Notice page (e.g. Agent - documentation in development) */

.notice-page {
  max-width: 640px;
  margin: 80px auto;
  padding: 0 20px;
  text-align: center;
}

.notice-icon {
  width: 90px;
  height: 90px;
  border-radius: 50%;
  background: #fff;
  padding: 5px;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.15);
  margin-bottom: 20px;
}

.notice-title {
  color: #108CDD;
  font-size: 1.9em;
  font-weight: bold;
  margin-bottom: 14px;
}

.notice-text {
  color: #555;
  font-size: 1.15em;
  margin-bottom: 30px;
}

.notice-back {
  display: inline-block;
  padding: 12px 28px;
  background-color: #108CDD;
  color: #fff;
  font-weight: bold;
  border-radius: 6px;
  transition: background-color 0.2s ease;
}

.notice-back:hover {
  background-color: #0b6fb3;
}