* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  min-height: 100%;
  font-family: Arial, sans-serif;
  background-color: #f2f5fb;
  color: #1b2533;
}

body {
  line-height: 1.6;
}

.container {
  width: min(1080px, 92%);
  margin: 0 auto;
}

header {
  background-color: #0e3d7c;
  color: #ffffff;
  padding: 18px 0;
  position: sticky;
  top: 0;
  z-index: 10;
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.logo span {
  font-size: 1.1rem;
  font-weight: 700;
}

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

nav a {
  color: #ffffff;
  text-decoration: none;
  font-weight: 600;
}

.hero {
  padding: 80px 0 54px;
  background: linear-gradient(180deg, #ffffff 0%, #e8eff9 100%);
}

.hero h1 {
  font-size: clamp(2rem, 3vw, 3rem);
  margin: 0 0 18px;
}

.hero h1 span {
  color: #0e3d7c;
}

.hero p {
  max-width: 760px;
}

.section {
  padding: 60px 0;
}

.section-alt {
  background-color: #fbfdff;
}

h2 {
  margin-top: 0;
  font-size: 2rem;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
  margin-top: 24px;
}

.card, .document-card {
  background-color: #ffffff;
  border: 1px solid #dae4ef;
  border-radius: 16px;
  padding: 24px;
  box-shadow: 0 6px 18px rgba(15, 30, 60, 0.08);
}

.skills-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 12px;
}

.skills-list li {
  padding: 16px;
  border-radius: 12px;
  background-color: #eef4fb;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 18px;
  border: none;
  background-color: #0e3d7c;
  color: #ffffff;
  border-radius: 10px;
  text-decoration: none;
  cursor: pointer;
  transition: background-color 0.2s ease;
}

.button:hover {
  background-color: #0b2f5e;
}

.primary {
  width: 100%;
}

.documents-wrapper {
  display: grid;
  gap: 24px;
  margin-top: 24px;
}

.password-input {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  margin-bottom: 16px;
}

.password-input input {
  padding: 12px 14px;
  border: 1px solid #c9d7ea;
  border-radius: 10px;
  width: 100%;
}

.password-input button {
  padding: 12px 14px;
  border: 1px solid #0e3d7c;
  background-color: #ffffff;
  border-radius: 10px;
  color: #0e3d7c;
  cursor: pointer;
}

label {
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
}

.login-message {
  margin-top: 12px;
}

.login-message.error {
  color: #b72020;
}

.hidden {
  display: none;
}

footer {
  padding: 24px 0;
  background-color: #ffffff;
  border-top: 1px solid #e2e8f0;
}

.footer-inner {
  text-align: center;
  color: #5f6e7f;
}

@media (max-width: 640px) {
  .header-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero {
    padding-top: 56px;
  }
}