:root {
  --navy: #214292;
  --navy-dark: #152a5e;
  --text: #454545;
  --bg: #ececec;
  --line: #d5d5d5;
  --emergency: #9d1c2b;
  --weather: #a15c00;
  --clear: #049d85;
  --card: #fff;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Lato, Candara, Calibri, "Segoe UI", Optima, Arial, sans-serif;
  font-size: 17px;
  line-height: 1.4;
}

h1, h2 {
  font-family: Oswald, Lato, Arial, sans-serif;
  font-weight: 700;
  line-height: 1.2;
}

a { color: #fff; }

.site-header {
  background: #fff;
  padding: 0.7rem 1.25rem;
}

.site-header img {
  display: block;
  height: 56px;
  width: auto;
}

.navy-bar {
  background: var(--navy);
  color: #fff;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 0.75rem 1.25rem;
}

.navy-bar h1 {
  margin: 0;
  font-size: 1.35rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.navy-bar .sub {
  font-family: Lato, Arial, sans-serif;
  font-size: 0.78rem;
  font-weight: 400;
  letter-spacing: 0;
  text-transform: none;
  opacity: 0.85;
  margin-left: 0.55rem;
}

.navy-bar a.home {
  color: #fff;
  text-decoration: none;
}

.who {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-weight: 700;
}

.who a {
  color: #fff;
  text-decoration: none;
  text-transform: uppercase;
  font-size: 0.92rem;
}

.who a:hover,
.nav-button:hover { color: #d6e2ff; }

.who form { margin: 0; }

.nav-button {
  background: transparent;
  border: 0;
  color: #fff;
  font: inherit;
  font-weight: 700;
  text-transform: uppercase;
  cursor: pointer;
  padding: 0;
}

main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 1.25rem;
}

.card {
  background: var(--card);
  border-top: 3px solid var(--navy);
  padding: 1.25rem;
}

.login-card {
  max-width: 24rem;
  margin: 2rem auto;
}

.login-card h2 {
  margin: 0 0 1rem;
  color: var(--navy);
  text-transform: uppercase;
}

label {
  display: block;
  font-weight: 700;
  margin-bottom: 0.3rem;
}

input[type="text"],
input[type="password"] {
  display: block;
  width: 100%;
  margin: 0 0 1rem;
  padding: 0.55rem 0.6rem;
  border: 1px solid #ccc;
  font: inherit;
}

.form-error {
  background: var(--emergency);
  color: #fff;
  padding: 0.55rem 0.7rem;
  margin: 0 0 1rem;
}

.warning,
.banner {
  margin: 0 0 1rem;
  padding: 0.85rem 1rem;
  color: #fff;
  font-weight: 700;
}

.warning { background: var(--emergency); }
.banner { background: var(--navy); }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0.8rem;
}

.page-button {
  min-height: 5.6rem;
  border: 0;
  border-radius: 4px;
  color: #fff;
  cursor: pointer;
  padding: 0.9rem 0.8rem;
  text-align: left;
  font-family: Oswald, Lato, Arial, sans-serif;
}

.page-button .label {
  display: block;
  font-size: 1.15rem;
  font-weight: 700;
  text-transform: uppercase;
}

.page-button .status {
  display: block;
  min-height: 1.2rem;
  margin-top: 0.35rem;
  font-family: Lato, Arial, sans-serif;
  font-size: 0.85rem;
  font-weight: 400;
  text-transform: none;
}

.page-button:hover:not(:disabled) { filter: brightness(1.08); }
.page-button:disabled { cursor: not-allowed; opacity: 0.55; }
.page-button:focus-visible { outline: 3px solid #111; outline-offset: 2px; }

.tone-emergency { background: var(--emergency); }
.tone-weather { background: var(--weather); }
.tone-clear { background: var(--clear); }
.tone-drill,
.tone-announce,
.login-card button {
  background: var(--navy);
  color: #fff;
  border: 0;
  border-radius: 4px;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

.login-card button {
  padding: 0.65rem 1rem;
}

dialog {
  border: 0;
  border-top: 3px solid var(--navy);
  border-radius: 4px;
  padding: 1.4rem 1.3rem 1.2rem;
  max-width: 28rem;
  color: var(--text);
}

dialog::backdrop { background: rgba(0, 0, 0, 0.45); }

dialog p {
  margin: 0 0 1.2rem;
  font-size: 1.15rem;
  font-weight: 700;
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 0.6rem;
}

.modal-actions button {
  border: 0;
  border-radius: 4px;
  padding: 0.6rem 1rem;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

.modal-actions .cancel {
  background: #e6e6e6;
  color: #222;
}

.modal-actions .send {
  background: var(--emergency);
  color: #fff;
}

.table-wrap { overflow-x: auto; }

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
}

th, td {
  text-align: left;
  padding: 0.45rem 0.5rem;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

th {
  background: var(--navy);
  color: #fff;
  font-weight: 700;
}

@media (max-width: 720px) {
  .navy-bar { align-items: flex-start; flex-direction: column; }
  .navy-bar .sub { display: block; margin: 0.2rem 0 0; }
}