/* vibedns management interface
 *
 * A thin layer on top of Bootstrap 5: an app shell with a fixed sidebar,
 * a small set of component styles, and colour tokens that follow Bootstrap's
 * own light/dark switch so the whole UI flips with one attribute.
 */

:root {
  --app-sidebar-width: 248px;
  --app-navbar-height: 56px;
  --app-brand: #1b6ec2;
  --app-brand-dark: #14508c;
  --app-sidebar-bg: #ffffff;
  --app-sidebar-border: var(--bs-border-color);
  --app-sidebar-link: #495057;
  --app-sidebar-link-hover-bg: #f1f3f5;
  --app-sidebar-active-bg: #e7f1fb;
  --app-sidebar-active-color: var(--app-brand-dark);
  --app-body-bg: #f6f8fa;
  --app-card-shadow: 0 1px 2px rgba(16, 24, 40, .06), 0 1px 3px rgba(16, 24, 40, .08);
}

[data-bs-theme="dark"] {
  --app-brand: #4c9be8;
  --app-brand-dark: #7cb8f0;
  --app-sidebar-bg: #17191d;
  --app-sidebar-border: #2b2f36;
  --app-sidebar-link: #adb5bd;
  --app-sidebar-link-hover-bg: #22252b;
  --app-sidebar-active-bg: #1d2b3a;
  --app-sidebar-active-color: #8fc3f5;
  --app-body-bg: #101214;
  --app-card-shadow: 0 1px 2px rgba(0, 0, 0, .4);
}

body {
  background-color: var(--app-body-bg);
  font-size: .9375rem;
}

.skip-link {
  position: absolute;
  top: .5rem;
  left: .5rem;
  z-index: 2000;
  background: var(--bs-body-bg);
  padding: .5rem .75rem;
  border-radius: .375rem;
}

/* --- Shell ------------------------------------------------------------ */

.app-navbar {
  background: linear-gradient(90deg, var(--app-brand-dark), var(--app-brand));
  min-height: var(--app-navbar-height);
  box-shadow: 0 1px 3px rgba(16, 24, 40, .15);
  z-index: 1030;
}

.app-navbar .navbar-brand {
  color: #fff;
  font-weight: 600;
  letter-spacing: .01em;
}

.app-navbar .navbar-brand:hover { color: #fff; }

.status-dot {
  width: .55rem;
  height: .55rem;
  border-radius: 50%;
  background: #adb5bd;
  display: inline-block;
}

.status-dot.status-up {
  background: #2fb344;
  box-shadow: 0 0 0 3px rgba(47, 179, 68, .25);
}

.status-dot.status-down {
  background: #d63939;
  box-shadow: 0 0 0 3px rgba(214, 57, 57, .25);
}

.app-shell { display: flex; align-items: flex-start; }

.app-sidebar {
  width: var(--app-sidebar-width);
  flex: 0 0 var(--app-sidebar-width);
  position: sticky;
  top: var(--app-navbar-height);
  height: calc(100vh - var(--app-navbar-height));
  overflow-y: auto;
  background: var(--app-sidebar-bg);
  border-right: 1px solid var(--app-sidebar-border);
}

.app-main { flex: 1 1 auto; min-width: 0; }

.app-offcanvas { width: var(--app-sidebar-width); }

.sidebar-nav { padding: .75rem .5rem 2rem; }

.sidebar-heading {
  font-size: .6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--bs-secondary-color);
  padding: 1rem .75rem .35rem;
}

.sidebar-link {
  display: flex;
  align-items: center;
  gap: .625rem;
  padding: .5rem .75rem;
  margin-bottom: .0625rem;
  border-radius: .375rem;
  color: var(--app-sidebar-link);
  text-decoration: none;
  font-weight: 500;
  transition: background-color .12s ease, color .12s ease;
}

.sidebar-link i { font-size: 1rem; width: 1.25rem; text-align: center; flex: none; }

.sidebar-link:hover {
  background: var(--app-sidebar-link-hover-bg);
  color: var(--bs-body-color);
}

.sidebar-link.active {
  background: var(--app-sidebar-active-bg);
  color: var(--app-sidebar-active-color);
  font-weight: 600;
}

/* --- Typography and cards --------------------------------------------- */

.page-title {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: .125rem;
}

.card {
  border-color: var(--bs-border-color);
  box-shadow: var(--app-card-shadow);
}

.card-header {
  background: transparent;
  border-bottom-color: var(--bs-border-color);
  font-weight: 600;
  padding-block: .75rem;
}

.stat-card .card-body { padding: 1rem 1.125rem; }

.stat-label {
  font-size: .75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: var(--bs-secondary-color);
}

.stat-value {
  font-size: 1.75rem;
  font-weight: 600;
  line-height: 1.2;
  margin-top: .25rem;
  font-variant-numeric: tabular-nums;
}

.stat-sub { font-size: .8125rem; color: var(--bs-secondary-color); margin-top: .125rem; }

.stat-icon { font-size: 1.125rem; color: var(--bs-secondary-color); opacity: .75; }

/* --- Tables ------------------------------------------------------------ */

.table { --bs-table-bg: transparent; margin-bottom: 0; }

.table > thead > tr > th {
  font-size: .75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: var(--bs-secondary-color);
  border-bottom-width: 1px;
  white-space: nowrap;
}

.table > tbody > tr > td { vertical-align: middle; }

.table-hover > tbody > tr:hover > * { --bs-table-accent-bg: var(--app-sidebar-link-hover-bg); }

.table-compact > :not(caption) > * > * { padding: .5rem .625rem; }

.mono {
  font-family: var(--bs-font-monospace);
  font-size: .8125rem;
}

.truncate-cell {
  max-width: 26rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.row-actions { white-space: nowrap; text-align: right; }

.row-actions .btn { --bs-btn-padding-y: .1875rem; --bs-btn-padding-x: .4375rem; }

/* Disabled rows read as inactive without disappearing. */
tr.is-disabled > td:not(.row-actions) { opacity: .55; }

/* --- Record type chips ------------------------------------------------- */

.type-chip {
  display: inline-block;
  min-width: 3.75rem;
  text-align: center;
  padding: .1875rem .4375rem;
  border-radius: .25rem;
  font-size: .75rem;
  font-weight: 600;
  font-family: var(--bs-font-monospace);
  border: 1px solid transparent;
}

.type-addr    { background: #e7f1fb; color: #14508c; border-color: #c9e0f7; }
.type-alias   { background: #f3e8fd; color: #6b21a8; border-color: #e4d0fb; }
.type-service { background: #e6f7f1; color: #0f6b52; border-color: #c5ecdf; }
.type-auth    { background: #fef3e2; color: #92500e; border-color: #fbe0b8; }
.type-text    { background: #eef0f2; color: #41474d; border-color: #dde1e5; }
.type-sec     { background: #fde8ec; color: #9b1c33; border-color: #f8ccd6; }
.type-ptr     { background: #e8f4fd; color: #0b5d7a; border-color: #cbe6f6; }
.type-other   { background: #eef0f2; color: #41474d; border-color: #dde1e5; }

[data-bs-theme="dark"] .type-addr    { background: #12283d; color: #8fc3f5; border-color: #1d3d5c; }
[data-bs-theme="dark"] .type-alias   { background: #2a1a3d; color: #cba6f7; border-color: #3d2757; }
[data-bs-theme="dark"] .type-service { background: #12302a; color: #7ad4b3; border-color: #1c4a3f; }
[data-bs-theme="dark"] .type-auth    { background: #362508; color: #f0c674; border-color: #4d360f; }
[data-bs-theme="dark"] .type-text    { background: #22252b; color: #adb5bd; border-color: #32363d; }
[data-bs-theme="dark"] .type-sec     { background: #3a151f; color: #f2a1b2; border-color: #55202e; }
[data-bs-theme="dark"] .type-ptr     { background: #102b36; color: #86cfe8; border-color: #1a4252; }
[data-bs-theme="dark"] .type-other   { background: #22252b; color: #adb5bd; border-color: #32363d; }

/* --- Empty states ------------------------------------------------------ */

.empty-state { color: var(--bs-secondary-color); }

.empty-icon {
  font-size: 2.75rem;
  color: var(--bs-secondary-color);
  opacity: .45;
}

/* --- Forms ------------------------------------------------------------- */

.form-label { font-weight: 500; margin-bottom: .3125rem; }

.form-text { font-size: .8125rem; }

.settings-nav .nav-link {
  --bs-nav-pills-border-radius: .375rem;
  padding: .375rem .75rem;
  font-size: .875rem;
  font-weight: 500;
  color: var(--bs-body-color);
}

.settings-nav .nav-link:not(.active):hover { background: var(--app-sidebar-link-hover-bg); }

.form-section + .form-section { margin-top: 1.5rem; padding-top: 1.5rem; border-top: 1px solid var(--bs-border-color); }

.form-section-title { font-size: .9375rem; font-weight: 600; margin-bottom: .875rem; }

textarea.list-input {
  font-family: var(--bs-font-monospace);
  font-size: .8125rem;
  min-height: 7.5rem;
}

/* Sticky action bar for long settings forms. */
.form-actions {
  position: sticky;
  bottom: 0;
  background: var(--bs-body-bg);
  border-top: 1px solid var(--bs-border-color);
  padding: .875rem 1.125rem;
  margin: 1.5rem -1.125rem -1.125rem;
  border-radius: 0 0 var(--bs-card-border-radius) var(--bs-card-border-radius);
}

/* --- Charts ------------------------------------------------------------ */

.chart-wrap { position: relative; height: 260px; }

.chart-wrap-sm { position: relative; height: 200px; }

/* --- Misc -------------------------------------------------------------- */

.bulk-bar {
  display: none;
  align-items: center;
  gap: .75rem;
  padding: .625rem .875rem;
  background: var(--app-sidebar-active-bg);
  border: 1px solid var(--bs-border-color);
  border-radius: .375rem;
  margin-bottom: .75rem;
}

.bulk-bar.is-visible { display: flex; }

.token-secret {
  font-family: var(--bs-font-monospace);
  font-size: .875rem;
  word-break: break-all;
  background: var(--bs-tertiary-bg);
  padding: .625rem .75rem;
  border-radius: .375rem;
  border: 1px solid var(--bs-border-color);
}

.answer-block {
  font-family: var(--bs-font-monospace);
  font-size: .8125rem;
  white-space: pre-wrap;
  word-break: break-all;
  margin-bottom: 0;
}

.progress-thin { height: .375rem; }

.list-meta { display: flex; flex-wrap: wrap; gap: 1.25rem; }

.list-meta > div { min-width: 7rem; }

.list-meta dt {
  font-size: .75rem;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: var(--bs-secondary-color);
  font-weight: 600;
}

.list-meta dd { font-size: 1.125rem; font-weight: 600; margin-bottom: 0; }

@media (max-width: 991.98px) {
  .app-sidebar { display: none; }
}

@media print {
  .app-sidebar, .app-navbar, .toast-container, .row-actions { display: none !important; }
}