:root {
  --ah-navy: #0b2a6b;
  --ah-royal: #143f9b;
  --ah-cyan: #3ec6f0;
  --ah-ice: #9ae6f7;
  --ah-black: #070b14;
  --ah-panel: #0f1728;
  --ah-panel-2: #152238;
  --ah-line: #2a3d5f;
  --ah-text: #e8eef8;
  --ah-muted: #9aabc8;
  --free: #1f9d55;
  --free-bg: #143d28;
  --reserved: #e0891a;
  --reserved-bg: #4a3210;
  --loaded: #d64545;
  --loaded-bg: #4a1717;
  --oos-bg: #f5f7fb;
  --oos-ink: #1a1f2c;
  --fault: #f0c14a;
  --shadow: 0 12px 40px rgba(0, 0, 0, 0.35);
  font-family: "Segoe UI", "Avenir Next", system-ui, sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ah-text);
  background:
    radial-gradient(circle at 12% -10%, rgba(62, 198, 240, 0.18), transparent 42%),
    radial-gradient(circle at 90% 0%, rgba(20, 63, 155, 0.45), transparent 36%),
    linear-gradient(165deg, #08101d 0%, var(--ah-black) 48%, #0a1528 100%);
}

a { color: var(--ah-cyan); text-decoration: none; }
a:hover { text-decoration: underline; }

.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  padding: 0.85rem 1.5rem;
  border-bottom: 1px solid var(--ah-line);
  background: rgba(7, 11, 20, 0.88);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 20;
}

.brand-lockup {
  display: flex;
  align-items: center;
  gap: 1rem;
}

a.brand-home {
  color: inherit;
  text-decoration: none;
}

a.brand-home:hover {
  text-decoration: none;
  opacity: 0.92;
}

.brand-lockup img {
  height: 42px;
  width: auto;
  display: block;
}

.brand-lockup .product {
  display: grid;
  gap: 0.1rem;
  border-left: 1px solid var(--ah-line);
  padding-left: 1rem;
}

.brand-lockup .product strong {
  font-size: 1.05rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.brand-lockup .product span {
  color: var(--ah-muted);
  font-size: 0.82rem;
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  flex-wrap: wrap;
}

.header-nav a,
.header-nav button {
  color: var(--ah-text);
  background: transparent;
  border: 1px solid var(--ah-line);
  border-radius: 999px;
  padding: 0.4rem 0.85rem;
  font: inherit;
  cursor: pointer;
}

.header-nav a:hover,
.header-nav button:hover {
  border-color: var(--ah-cyan);
  text-decoration: none;
}

.header-nav .user {
  color: var(--ah-muted);
  font-size: 0.9rem;
}

main {
  max-width: 1180px;
  margin: 0 auto;
  padding: 1.5rem;
}

h1, h2 {
  font-family: "Trebuchet MS", "Segoe UI", sans-serif;
  font-weight: 700;
  letter-spacing: 0.02em;
}

h1 { margin: 0 0 0.35rem; font-size: 1.85rem; }
h2 { margin: 1.6rem 0 0.75rem; font-size: 1.2rem; color: var(--ah-ice); }
.muted { color: var(--ah-muted); }
.error { color: #ff8f8f; }

.panel {
  background: linear-gradient(180deg, var(--ah-panel-2), var(--ah-panel));
  border: 1px solid var(--ah-line);
  border-radius: 14px;
  padding: 1.1rem 1.2rem;
  box-shadow: var(--shadow);
}

.legend {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.1rem;
  margin: 1rem 0 1.25rem;
  font-size: 0.9rem;
}

.legend span {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.swatch {
  width: 14px;
  height: 14px;
  border-radius: 3px;
  border: 1px solid rgba(255,255,255,0.25);
}

.swatch.free { background: var(--free); }
.swatch.reserved { background: var(--reserved); }
.swatch.loaded { background: var(--loaded); }
.swatch.oos { background: var(--oos-bg); border-color: var(--loaded); }
.swatch.fault { background: var(--fault); }

.door-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(132px, 1fr));
  gap: 0.85rem;
}

.door-card {
  position: relative;
  border-radius: 12px;
  padding: 0.85rem 0.75rem 0.7rem;
  border: 1px solid transparent;
  cursor: default;
  min-height: 148px;
  display: grid;
  grid-template-rows: auto 1fr auto;
  gap: 0.35rem;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.door-card.clickable,
.door-card.free { cursor: pointer; }
.door-card.clickable:hover,
.door-card.free:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(0,0,0,0.35);
}
.door-card.selected {
  outline: 3px solid #fff;
  outline-offset: 2px;
  box-shadow: 0 0 0 4px rgba(62, 198, 240, 0.55);
}
.door-card.unlock-pending {
  box-shadow: 0 0 0 3px rgba(255, 210, 138, 0.85);
}
.door-card .unlock-flag {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: #ffd28a;
}
@keyframes flash-pick {
  from { box-shadow: 0 0 0 3px rgba(62, 198, 240, 0.9); }
  to { box-shadow: none; }
}
input.flash-pick {
  animation: flash-pick 0.9s ease;
}

.door-card .num {
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.door-card .logic {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  opacity: 0.92;
}

.door-card .phys {
  display: grid;
  justify-items: center;
  gap: 0.15rem;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.door-card .phys svg {
  width: 34px;
  height: 34px;
}

.door-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
  margin-top: 0.35rem;
  position: relative;
  z-index: 2;
}

.door-btn {
  font-size: 0.72rem;
  padding: 0.28rem 0.45rem;
  border-radius: 6px;
  border: 1px solid rgba(255,255,255,0.35);
  background: rgba(0,0,0,0.25);
  color: inherit;
  cursor: pointer;
}

.door-card.oos .door-btn,
.door-card.free .door-btn {
  border-color: rgba(0,0,0,0.2);
  background: rgba(255,255,255,0.75);
  color: #123;
}

.door-btn.secondary {
  background: transparent;
}

.delivery-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  align-items: center;
}

.door-card.free {
  background: linear-gradient(160deg, #1b8f4d, var(--free-bg));
  border-color: #2bc56e;
  color: #eafff2;
}

.door-card.reserved {
  background: linear-gradient(160deg, #d8891c, var(--reserved-bg));
  border-color: #f0b14a;
  color: #fff6e8;
}

.door-card.loaded {
  background: linear-gradient(160deg, #e05252, var(--loaded-bg));
  border-color: #ff8585;
  color: #fff0f0;
}

.door-card.oos {
  background: var(--oos-bg);
  border: 2px solid var(--loaded);
  color: var(--oos-ink);
}

.door-card.oos::after {
  content: "";
  position: absolute;
  inset: 18% 12%;
  background:
    linear-gradient(45deg, transparent 46%, var(--loaded) 46%, var(--loaded) 54%, transparent 54%),
    linear-gradient(-45deg, transparent 46%, var(--loaded) 46%, var(--loaded) 54%, transparent 54%);
  opacity: 0.85;
  pointer-events: none;
}

.door-card.fault {
  background: linear-gradient(160deg, #c9a227, #4a3a10);
  border-color: var(--fault);
  color: #fff8df;
  outline: 2px dashed #fff3;
  outline-offset: 2px;
}

.form-stack {
  display: grid;
  gap: 0.75rem;
  max-width: 32rem;
}

label {
  display: grid;
  gap: 0.3rem;
  font-size: 0.92rem;
}

input, select, button, textarea {
  font: inherit;
  border-radius: 8px;
  border: 1px solid var(--ah-line);
  background: #0b1322;
  color: var(--ah-text);
  padding: 0.55rem 0.7rem;
}

button, .btn {
  background: linear-gradient(180deg, var(--ah-royal), var(--ah-navy));
  border-color: #2f63c7;
  color: #fff;
  cursor: pointer;
  display: inline-block;
}

button.secondary, .btn.secondary {
  background: transparent;
  color: var(--ah-text);
}

button:hover, .btn:hover { filter: brightness(1.08); }

table {
  width: 100%;
  border-collapse: collapse;
}

th, td {
  text-align: left;
  padding: 0.65rem 0.55rem;
  border-bottom: 1px solid var(--ah-line);
  vertical-align: top;
}

th {
  color: var(--ah-muted);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.login-wrap {
  min-height: calc(100vh - 2rem);
  display: grid;
  place-items: center;
  padding: 1rem;
}

.login-card {
  width: min(420px, 100%);
}

.login-card .logos {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.2rem;
}

.login-card .logos img { height: 48px; }

.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(3, 8, 18, 0.72);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  z-index: 40;
}

.modal-backdrop.open { display: flex; }

.modal {
  width: min(440px, 100%);
  background: var(--ah-panel-2);
  border: 1px solid var(--ah-line);
  border-radius: 14px;
  padding: 1.2rem;
  box-shadow: var(--shadow);
}

.modal h2 { margin-top: 0; }
.modal dl {
  display: grid;
  grid-template-columns: 8rem 1fr;
  gap: 0.45rem 0.75rem;
  margin: 0.75rem 0 1rem;
}
.modal dt { color: var(--ah-muted); }
.modal dd { margin: 0; }
.modal .actions { display: flex; gap: 0.5rem; justify-content: flex-end; }

.sim-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 0.85rem;
}

.sim-card {
  background: var(--ah-panel);
  border: 1px solid var(--ah-line);
  border-radius: 12px;
  padding: 0.85rem;
  display: grid;
  gap: 0.55rem;
}

.sim-card strong { font-size: 1.15rem; }
.sim-card .row { display: flex; gap: 0.4rem; }
.sim-card button { flex: 1; }
.sim-card button.active-open {
  background: linear-gradient(180deg, #2a8f5b, #145c36);
  border-color: #3ecf7a;
}
.sim-card button.active-closed {
  background: linear-gradient(180deg, #4a5d7a, #243146);
}

.toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.site-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1rem;
}

.site-main {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.35rem 1rem;
  color: inherit;
  text-decoration: none;
  grid-column: 1 / -1;
}
.site-main:hover { text-decoration: none; }
.site-card {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: auto auto;
  gap: 0.35rem 1rem;
  padding: 1.1rem 1.15rem;
  border-radius: 14px;
  border: 1px solid var(--ah-line);
  background: linear-gradient(160deg, var(--ah-panel-2), var(--ah-panel));
  color: inherit;
  text-decoration: none;
  box-shadow: var(--shadow);
  transition: transform 0.15s ease, border-color 0.15s ease;
}

.site-card:hover {
  transform: translateY(-2px);
  border-color: var(--ah-cyan);
  text-decoration: none;
}

.site-icon {
  grid-row: span 2;
  width: 56px;
  height: 56px;
  color: var(--ah-cyan);
  display: grid;
  place-items: center;
  background: rgba(62, 198, 240, 0.08);
  border-radius: 12px;
  border: 1px solid rgba(62, 198, 240, 0.25);
}

.site-icon svg { width: 36px; height: 36px; }
.site-card strong {
  font-size: 1.15rem;
  letter-spacing: 0.06em;
}
.site-name { color: var(--ah-text); }
.site-seen { font-size: 0.82rem; grid-column: 2; }
.site-actions {
  grid-column: 1 / -1;
  margin-top: 0.4rem;
  padding-top: 0.55rem;
  border-top: 1px solid var(--ah-line);
  font-size: 0.88rem;
}

.settings-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 0.85rem;
}

.site-picks {
  border: 1px solid var(--ah-line);
  border-radius: 10px;
  padding: 0.75rem 0.9rem;
  margin: 0;
}

.site-picks legend {
  padding: 0 0.35rem;
  color: var(--ah-muted);
  font-size: 0.9rem;
}

.check-row {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  margin: 0.35rem 0;
}

.check-row input {
  width: auto;
  padding: 0;
}

.alert-bar {
  display: grid;
  gap: 0.4rem;
  padding: 0.55rem 1.5rem;
  background: #3a1212;
  border-bottom: 1px solid #7a2a2a;
}

.alert-item {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem 0.85rem;
  align-items: center;
  font-size: 0.92rem;
  color: #ffe8e8;
}

.alert-item strong {
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-size: 0.78rem;
  color: #ffb4b4;
}

.alert-held_open strong { color: #ffd28a; }
.alert-fault strong { color: #ffe566; }
.alert-site_offline strong { color: #9ad0ff; }

.alert-clear {
  margin-left: auto;
  font-size: 0.78rem;
  padding: 0.25rem 0.55rem;
}

.force-btn {
  width: 100%;
  background: linear-gradient(180deg, #a33, #6a1818) !important;
  border-color: #c55 !important;
}

.force-btn.active-force {
  outline: 2px solid #ff8f8f;
}

textarea {
  font: inherit;
  border-radius: 8px;
  border: 1px solid var(--ah-line);
  background: #0b1322;
  color: var(--ah-text);
  padding: 0.55rem 0.7rem;
  width: 100%;
  resize: vertical;
}

.audit-filters {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0.85rem 1rem;
  align-items: end;
  margin-bottom: 1rem;
}

.audit-filters label {
  display: grid;
  gap: 0.35rem;
  margin: 0;
  font-size: 0.88rem;
  color: var(--ah-muted);
}

.audit-filters input,
.audit-filters select {
  width: 100%;
}

.audit-filter-actions {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  align-items: center;
}

@media (max-width: 700px) {
  .app-header { flex-direction: column; align-items: flex-start; }
  .brand-lockup img { height: 36px; }
  .door-grid { grid-template-columns: repeat(3, 1fr); }
}