:root {
  --color-bg: #f7fafc;
  --color-panel: #ffffff;
  --color-text: #152235;
  --color-muted: #62748a;
  --color-border: #d8e2ec;
  --color-border-strong: #b7c7d8;
  --color-blue: #0f5f9f;
  --color-blue-dark: #0a416d;
  --color-blue-soft: #e8f2fb;
  --color-green-soft: #e9f8ef;
  --color-red-soft: #fff0f0;
  --shadow-panel: 0 1px 3px rgba(21, 34, 53, 0.08);
  --warm: #c9772e;
  --present: #0f5f9f;
  --faded: #9fb2c4;
  --damaged: #a24b52;
  --unknown: #c3ccd6;
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background: var(--color-bg);
}

body {
  margin: 0;
  color: var(--color-text);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 15px;
  line-height: 1.5;
}

.app-header {
  display: flex;
  align-items: center;
  gap: 18px;
  min-height: 58px;
  padding: 0 24px;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-panel);
  box-shadow: var(--shadow-panel);
}

.app-brand {
  color: var(--color-blue-dark);
  font-size: 20px;
  font-weight: 750;
}

.app-brand:hover,
.app-brand:focus {
  text-decoration: none;
}

.app-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin: 0;
}

.app-nav a {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 6px 9px;
  border: 1px solid transparent;
  border-radius: 5px;
  color: var(--color-text);
  font-weight: 550;
}

.app-nav-menu {
  position: relative;
}

.app-nav-menu summary {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 6px 9px;
  border: 1px solid transparent;
  border-radius: 5px;
  color: var(--color-text);
  font-weight: 550;
  cursor: pointer;
  list-style: none;
}

.app-nav-menu summary::-webkit-details-marker {
  display: none;
}

.app-nav-menu summary::after {
  content: "";
  width: 0;
  height: 0;
  margin-left: 7px;
  border-top: 5px solid var(--color-muted);
  border-right: 4px solid transparent;
  border-left: 4px solid transparent;
}

.app-nav-menu[open] summary,
.app-nav a:hover,
.app-nav a:focus {
  border-color: var(--color-border);
  background: var(--color-blue-soft);
  color: var(--color-blue-dark);
  text-decoration: none;
}

.app-nav-menu div {
  position: absolute;
  z-index: 10;
  right: 0;
  min-width: 210px;
  margin-top: 6px;
  padding: 6px;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  background: var(--color-panel);
  box-shadow: 0 10px 24px rgba(21, 34, 53, 0.14);
}

.app-nav-menu div a {
  display: flex;
  width: 100%;
}

.app-nav-secondary {
  margin-left: auto;
}

main {
  width: min(1440px, calc(100% - 32px));
  margin: 0 auto;
  padding: 28px 0 48px;
}

main > p:first-child {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

h1,
h2,
h3 {
  margin: 28px 0 12px;
  line-height: 1.2;
  font-weight: 650;
}

h1 {
  margin-top: 0;
  color: var(--color-blue-dark);
  font-size: 30px;
}

h2 {
  color: var(--color-blue-dark);
  font-size: 22px;
}

h3 {
  color: var(--color-text);
  font-size: 18px;
}

p {
  margin: 0 0 14px;
}

a {
  color: var(--color-blue);
  text-decoration: none;
}

a:hover,
a:focus {
  color: var(--color-blue-dark);
  text-decoration: underline;
}

.edit-icon {
  margin-left: 8px;
  color: var(--color-muted);
  font-size: 16px;
  font-weight: 400;
  vertical-align: middle;
}

.edit-icon:hover,
.edit-icon:focus {
  color: var(--color-blue);
  text-decoration: none;
}

main nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 18px 0 24px;
}

main nav a,
main > p:first-child a {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 6px 10px;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  background: var(--color-panel);
  color: var(--color-blue-dark);
  box-shadow: var(--shadow-panel);
}

main nav a:hover,
main nav a:focus,
main > p:first-child a:hover,
main > p:first-child a:focus {
  border-color: var(--color-border-strong);
  background: var(--color-blue-soft);
  text-decoration: none;
}

table {
  width: 100%;
  margin: 14px 0 24px;
  border-collapse: collapse;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  background: var(--color-panel);
  box-shadow: var(--shadow-panel);
  overflow: hidden;
}

thead {
  background: var(--color-blue-soft);
}

th,
td {
  padding: 9px 10px;
  border-bottom: 1px solid var(--color-border);
  text-align: left;
  vertical-align: top;
}

th {
  color: var(--color-blue-dark);
  font-size: 13px;
  font-weight: 650;
}

tr:last-child td {
  border-bottom: 0;
}

tbody tr:hover {
  background: #fbfdff;
}

dl {
  display: grid;
  grid-template-columns: minmax(120px, 220px) 1fr;
  gap: 1px;
  margin: 14px 0 24px;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  background: var(--color-border);
  box-shadow: var(--shadow-panel);
  overflow: hidden;
}

dt,
dd {
  margin: 0;
  padding: 9px 10px;
  background: var(--color-panel);
}

dt {
  color: var(--color-muted);
  font-weight: 650;
}

form {
  margin: 12px 0 18px;
}

main > form,
section {
  padding: 14px;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  background: var(--color-panel);
  box-shadow: var(--shadow-panel);
}

td form {
  padding: 0;
  border: 0;
  margin: 0;
  background: transparent;
  box-shadow: none;
}

label {
  display: block;
  color: var(--color-muted);
  font-size: 13px;
  font-weight: 650;
}

input,
select,
textarea {
  width: 100%;
  max-width: 520px;
  min-height: 34px;
  margin-top: 4px;
  padding: 6px 8px;
  border: 1px solid var(--color-border-strong);
  border-radius: 5px;
  background: #ffffff;
  color: var(--color-text);
  font: inherit;
}

textarea {
  min-height: 120px;
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--color-blue);
  outline: 2px solid rgba(15, 95, 159, 0.18);
  outline-offset: 1px;
}

button,
input[type="submit"] {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 34px;
  width: auto;
  padding: 7px 12px;
  border: 1px solid var(--color-blue);
  border-radius: 5px;
  background: var(--color-blue);
  color: #ffffff;
  font: inherit;
  font-weight: 650;
  cursor: pointer;
}

button:hover,
button:focus,
input[type="submit"]:hover,
input[type="submit"]:focus {
  border-color: var(--color-blue-dark);
  background: var(--color-blue-dark);
}

td button {
  min-height: 30px;
  padding: 5px 9px;
  font-size: 13px;
}

button[type="submit"]:only-child {
  margin-top: 0;
}

hr {
  border: 0;
  border-top: 1px solid var(--color-border);
  margin: 28px 0;
}

pre {
  max-width: 100%;
  padding: 12px;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  background: var(--color-panel);
  overflow: auto;
}

form p {
  max-width: 560px;
}

.form-error-box {
  max-width: 720px;
  margin: 0 0 16px;
  padding: 12px 14px;
  border: 1px solid #c43b3b;
  border-radius: 6px;
  background: var(--color-red-soft);
  color: #8f1f1f;
}

.form-error-box p {
  margin: 4px 0 0;
}

.form-error {
  color: #b32626;
  font-weight: 650;
}

.form-inline {
  display: flex;
  align-items: end;
  flex-wrap: wrap;
  gap: 10px;
}

.form-inline label {
  min-width: 120px;
  flex: 1 1 160px;
}

.form-inline .form-field-priority {
  min-width: 72px;
  flex: 0 0 72px;
}

.form-inline input,
.form-inline select {
  max-width: none;
}

.form-inline button {
  flex: 0 0 auto;
  margin-top: 22px;
}

table p {
  margin-bottom: 8px;
}

table input,
table select,
table textarea {
  min-width: 160px;
  max-width: 260px;
}

table form p:last-of-type {
  margin-bottom: 8px;
}

@media (max-width: 760px) {
  .app-header {
    align-items: flex-start;
    flex-direction: column;
    gap: 8px;
    padding: 12px;
  }

  .app-nav-secondary {
    margin-left: 0;
  }

  .app-nav-menu div {
    right: auto;
    left: 0;
  }

  main {
    width: min(100% - 20px, 1440px);
    padding-top: 18px;
  }

  table {
    display: block;
    overflow-x: auto;
  }

  dl {
    grid-template-columns: 1fr;
  }

  input,
  select,
  textarea {
    max-width: none;
  }
}

/* Contact overview: a triage list, not a data dump. */

.contact-sort {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
  align-items: baseline;
  margin: 0 0 6px;
  color: var(--color-muted);
  font-size: 13px;
}

.contact-list td {
  vertical-align: middle;
}

.contact-name a {
  font-weight: 600;
}

/* The presence dot: fill = strength magnitude, colour = relationship temperature. */
.presence {
  display: inline-block;
  width: 11px;
  height: 11px;
  margin-right: 9px;
  border-radius: 50%;
  vertical-align: -1px;
}

.presence-warm    { background: var(--warm); }
.presence-present { background: var(--present); }
.presence-faded   { background: var(--faded); }
.presence-damaged { background: var(--damaged); }
.presence-unknown { background: transparent; border: 1.5px solid var(--unknown); }

.bond-strength {
  font-variant-numeric: tabular-nums;
  font-weight: 600;
}

.temp-damaged .bond-strength { color: var(--damaged); }

/* Fading and not-yet-known contacts sit back in lighter ink. */
.temp-faded .contact-name a,
.temp-unknown .contact-name a {
  color: var(--color-muted);
  font-weight: 550;
}

.contact-signal {
  color: var(--color-muted);
  font-size: 13px;
  white-space: nowrap;
}