@import url("https://fonts.googleapis.com/css2?family=Roboto:wght@400;500;700&display=swap");

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  height: 100%;
}

body {
  margin: 0;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  font-family: Roboto, Arial, Helvetica, sans-serif;
  color: #2c3e50;
  background: #f5f7fa;
  line-height: 1.5;
}

.site-header {
  flex-shrink: 0;
  text-align: center;
  padding: 2rem 1rem 1.5rem;
  background: #fff;
}

.logo-link {
  display: inline-block;
}

.logo {
  max-width: min(500px, 90vw);
  height: auto;
}

.page-wrap {
  flex: 1 0 auto;
  width: 100%;
  max-width: 640px;
  margin: 0 auto;
  padding: 0 1rem 2rem;
}

.contact-section {
  margin-top: 0.5rem;
}

.contact-form-box {
  background: #fafbfc;
  padding: 1.25rem 1.5rem 1.75rem;
  border: 1px solid #eef0f2;
  box-shadow: rgba(0, 0, 0, 0.08) 0 2px 6px;
  border-radius: 4px;
}

.contact-form-box h2 {
  margin: 0 0 1rem;
  font-size: 1.35rem;
  color: #1a3a5c;
}

.contact-form-box label {
  display: block;
  margin-top: 0.75rem;
  margin-bottom: 0.25rem;
  font-weight: 500;
}

.contact-form-box input,
.contact-form-box textarea {
  width: 100%;
  padding: 0.5rem;
  font-size: 1rem;
  font-family: inherit;
  border: 1px solid #ccc;
  border-radius: 3px;
}

.req {
  color: #c0392b;
}

.contact-form-box button[type="submit"] {
  margin-top: 1.25rem;
  padding: 0.65rem 1.5rem;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  background: #1a5a8a;
  border: none;
  color: #fff;
  border-radius: 3px;
}

.contact-form-box button[type="submit"]:hover {
  filter: brightness(0.95);
}

.contact-form-box button[type="submit"]:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

#form-status {
  margin-top: 1rem;
  font-size: 1rem;
}

#form-status.ok {
  color: #2ecc71;
  font-weight: 600;
}

#form-status.err {
  color: #e74c3c;
}

.site-footer {
  flex-shrink: 0;
  margin-top: auto;
  padding: 1rem;
  text-align: center;
  background: #1a3a5c;
  color: #d4e4f0;
  font-size: 0.95rem;
}

.site-footer p {
  margin: 0;
}