/* Hallmark · pre-emit critique: P5 H5 E5 S5 R5 V4 */
/* Hallmark · macrostructure: Catalogue · tone: utilitarian face-directory controls · anchor hue: coral · theme: Coral · enrichment: none · nav: three functional tabs · footer: omitted by product scope */

* { box-sizing: border-box; }
html, body { max-width: 100%; overflow-x: hidden; }
body { min-width: 0; margin: 0; background: var(--color-paper); color: var(--color-ink); font-family: var(--font-body); font-size: var(--text-base); line-height: 1.5; }
button, input, select { font: inherit; }
button { cursor: pointer; }
button:disabled { cursor: wait; }
[hidden] { display: none !important; }

.app-shell { width: min(calc(100% - var(--space-lg) - var(--space-lg)), 68rem); margin: 0 auto; padding-block: var(--space-xl); }
h1, h2 { min-width: 0; margin: 0; overflow-wrap: anywhere; font-family: var(--font-display); font-style: normal; letter-spacing: -0.035em; }
h1 { margin-block-end: var(--space-lg); font-size: var(--text-xl); font-weight: 700; }
h2 { font-size: var(--text-lg); font-weight: 700; }

.tabs { display: grid; width: 100%; min-width: 0; grid-template-columns: repeat(3, minmax(0, 1fr)); overflow: hidden; border: var(--rule) solid var(--color-rule-strong); border-radius: var(--radius-md); }
.tab { min-width: 0; min-height: 3rem; border: 0; border-inline-end: var(--rule) solid var(--color-rule); background: var(--color-paper); color: var(--color-muted); font-weight: 700; white-space: nowrap; transition: color var(--dur-short) var(--ease-out), background-color var(--dur-short) var(--ease-out); }
.tab:last-child { border-inline-end: 0; }
.tab.is-active { background: var(--color-ink); color: var(--color-accent-ink); }
.tab:focus-visible, .button:focus-visible, .text-button:focus-visible, .table-button:focus-visible { outline: 3px solid var(--color-focus); outline-offset: 3px; }

.tab-content { width: 100%; min-width: 0; margin-block-start: var(--space-lg); }
.view { display: grid; width: 100%; min-width: 0; grid-template-columns: minmax(0, 1.1fr) minmax(20rem, 0.9fr); border: var(--rule) solid var(--color-rule); border-radius: var(--radius-md); overflow: hidden; }
.view > * { min-width: 0; max-width: 100%; }
#manageView { grid-template-columns: minmax(0, 1fr); }
.camera-panel { position: relative; display: grid; min-width: 0; min-height: 28rem; overflow: clip; isolation: isolate; contain: paint; background: var(--color-camera); }
.camera-panel video, .face-tracking { position: absolute; inset: 0; display: none; width: 100%; height: 100%; object-fit: cover; }
.camera-panel.is-live video, .camera-panel.is-live .face-tracking { display: block; }
.camera-panel.has-upload .face-tracking { z-index: 1; display: block; }
.crop-editor { position: absolute; inset: 0; z-index: 2; overflow: clip; }
.capture-preview { position: absolute; inset: 0; display: block; width: 100%; height: 100%; object-fit: contain; background: var(--color-camera); }
.crop-selection { position: absolute; z-index: 1; min-width: 3rem; min-height: 3rem; border: 2px solid var(--color-accent); background: rgb(18 25 25 / 0.08); cursor: move; touch-action: none; }
.crop-selection:focus-visible { outline: 3px solid var(--color-focus); outline-offset: 3px; }
.crop-selection-label { position: absolute; inset-inline-start: -2px; inset-block-start: -1.75rem; padding: 0.15rem 0.4rem; background: var(--color-accent); color: var(--color-accent-ink); font-family: var(--font-mono); font-size: var(--text-xs); font-weight: 500; white-space: nowrap; }
.crop-handle { position: absolute; width: 1rem; height: 1rem; border: 2px solid var(--color-accent-ink); border-radius: 50%; background: var(--color-accent); }
.crop-handle-nw { inset-inline-start: -0.55rem; inset-block-start: -0.55rem; cursor: nwse-resize; }
.crop-handle-ne { inset-inline-end: -0.55rem; inset-block-start: -0.55rem; cursor: nesw-resize; }
.crop-handle-sw { inset-inline-start: -0.55rem; inset-block-end: -0.55rem; cursor: nesw-resize; }
.crop-handle-se { inset-inline-end: -0.55rem; inset-block-end: -0.55rem; cursor: nwse-resize; }
.crop-editor-hint { position: absolute; inset-inline: var(--space-md); inset-block-start: var(--space-md); z-index: 4; margin: 0; padding: var(--space-xs) var(--space-sm); border: var(--rule) solid rgb(255 255 255 / 0.4); border-radius: var(--radius-sm); background: rgb(18 25 25 / 0.82); color: var(--color-camera-ink); font-size: var(--text-xs); text-align: center; }
.preview-actions { position: absolute; inset-inline: var(--space-md); inset-block-end: var(--space-md); z-index: 4; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-sm); }
.preview-actions .button, .preview-cancel { display: inline-flex; align-items: center; justify-content: center; width: 100%; min-height: 3.25rem; padding-inline: var(--space-md); font-weight: 700; }
button.text-button.preview-cancel:not(:disabled) { border: var(--rule) solid var(--color-error); background-color: var(--color-error); box-shadow: 0 0.25rem 0.75rem rgb(123 30 26 / 0.35); color: var(--color-accent-ink); opacity: 1; }
.preview-cancel:focus-visible { outline: 3px solid var(--color-error-paper); outline-offset: 3px; }
.camera-empty { display: grid; place-content: center; margin: 0; padding: var(--space-lg); color: var(--color-camera-ink); text-align: center; }
.camera-panel.is-live .camera-empty, .camera-panel.has-preview .camera-empty { display: none; }
.camera-status { position: absolute; inset-inline: var(--space-md); inset-block-end: var(--space-md); z-index: 5; margin: 0; color: var(--color-camera-ink); font-family: var(--font-mono); font-size: var(--text-xs); text-align: center; }
#cameraPanelRegister.has-preview .camera-status { inset-block-end: calc(var(--space-md) + 3.25rem + var(--space-sm)); }
.camera-status[data-state="success"] { color: var(--color-success-paper); }
.camera-status[data-state="error"] { color: var(--color-error-paper); }

.action-form, .management-gate, .management-panel { display: grid; align-content: start; gap: var(--space-sm); min-width: 0; padding: var(--space-xl); }
.action-form h2, .management-gate h2, .management-panel h2 { margin-block-end: var(--space-sm); }
label { color: var(--color-ink-2); font-size: var(--text-sm); font-weight: 700; }
input { width: 100%; min-width: 0; min-height: 3rem; border: var(--rule) solid var(--color-rule-strong); border-radius: var(--radius-sm); padding-inline: var(--space-md); background: var(--color-paper); color: var(--color-ink); transition: border-color var(--dur-short) var(--ease-out), background-color var(--dur-short) var(--ease-out); }
input:hover { background: var(--color-paper-2); }
input:focus-visible { border-color: var(--color-accent); outline: 2px solid var(--color-focus); outline-offset: 1px; }
.file-status, .message { min-height: 1.5em; margin: 0; color: var(--color-muted); font-size: var(--text-sm); }
.message[data-state="success"] { color: var(--color-success); }
.message[data-state="error"] { color: var(--color-error); }

.button { display: inline-flex; align-items: center; justify-content: center; min-height: 3rem; border: var(--rule) solid var(--color-ink); border-radius: var(--radius-sm); padding-inline: var(--space-md); background: var(--color-ink); color: var(--color-accent-ink); font-weight: 700; white-space: nowrap; transition: background-color var(--dur-short) var(--ease-out), color var(--dur-short) var(--ease-out), transform var(--dur-micro) var(--ease-out); }
.button[data-state="success"] { background: var(--color-success); border-color: var(--color-success); }
.button[data-state="error"] { background: var(--color-error); border-color: var(--color-error); }
.button:disabled { opacity: 0.7; }
.text-button, .table-button { border: 0; border-radius: var(--radius-sm); padding: var(--space-xs); background: transparent; color: var(--color-ink-2); font-size: var(--text-sm); font-weight: 700; white-space: nowrap; transition: color var(--dur-short) var(--ease-out), background-color var(--dur-short) var(--ease-out); }
.text-button { min-height: 2.5rem; }
.text-button:disabled, .table-button:disabled { cursor: not-allowed; opacity: 0.55; }

.processing { border-block-start: var(--rule) solid var(--color-rule); padding-block-start: var(--space-sm); color: var(--color-muted); font-size: var(--text-xs); }
.processing summary { color: var(--color-ink-2); cursor: pointer; font-weight: 700; }
.processing ol { display: grid; gap: var(--space-2xs); margin: var(--space-sm) 0 0; padding-inline-start: var(--space-lg); }
.processing p { margin: var(--space-sm) 0 0; }
.capture-options { display: flex; align-items: center; gap: var(--space-sm); }
.registration-directory { display: grid; gap: var(--space-xs); padding: var(--space-sm); border: var(--rule) solid var(--color-rule); border-radius: var(--radius-sm); background: var(--color-paper-2); }
.registration-directory-head { display: flex; align-items: center; justify-content: space-between; gap: var(--space-sm); }
.registration-directory h3 { margin: 0; font-size: var(--text-sm); }
.registration-profile-select { width: 100%; min-width: 0; min-height: 3rem; border: var(--rule) solid var(--color-rule-strong); border-radius: var(--radius-sm); padding: 0 var(--space-sm); background: var(--color-paper); color: var(--color-ink); }
.registration-profile-select:focus-visible { border-color: var(--color-accent); outline: 2px solid var(--color-focus); outline-offset: 1px; }
.registration-profile-select:disabled { cursor: wait; opacity: 0.65; }
.file-button { display: inline-flex; align-items: center; min-height: 2.5rem; border: var(--rule) solid var(--color-rule-strong); border-radius: var(--radius-sm); padding-inline: var(--space-sm); color: var(--color-ink-2); cursor: pointer; font-size: var(--text-sm); }
.file-button:hover { background: var(--color-paper-2); color: var(--color-ink); }
.file-button input { position: absolute; width: 1px; min-height: 1px; overflow: hidden; clip: rect(0 0 0 0); clip-path: inset(50%); white-space: nowrap; }
.result { display: grid; gap: var(--space-2xs); margin: 0; padding: var(--space-md); border: var(--rule) solid var(--color-rule); border-radius: var(--radius-sm); background: var(--color-paper-2); }
.result strong { font-size: var(--text-md); }
.result span { color: var(--color-muted); font-size: var(--text-sm); }
.result[data-state="match"] { border-color: var(--color-success); background: var(--color-success-paper); }
.result[data-state="empty"] { background: var(--color-paper-3); }
.result[data-state="error"] { border-color: var(--color-error); background: var(--color-error-paper); }
.recognition-faces { display: grid; gap: var(--space-xs); margin: 0; padding: 0; list-style: none; }
.recognition-faces:empty { display: none; }
.recognition-faces li { padding: var(--space-sm); border: var(--rule) solid var(--color-rule); border-radius: var(--radius-sm); color: var(--color-ink-2); font-size: var(--text-sm); }
.recognition-faces li[data-state="match"] { border-color: var(--color-success); color: var(--color-success); }
.recognition-faces li[data-state="pending"] { border-color: var(--color-accent); color: var(--color-accent); }

.management-gate, .management-panel { width: 100%; max-width: none; }
.admin-row, .manage-head, .dialog-actions { display: flex; align-items: center; gap: var(--space-sm); }
.admin-row input { flex: 1; }
.manage-head { justify-content: space-between; }
.manage-head > div { display: flex; gap: var(--space-2xs); }
.table-wrap { overflow-x: auto; border: var(--rule) solid var(--color-rule); border-radius: var(--radius-sm); }
table { width: 100%; min-width: 30rem; border-collapse: collapse; font-size: var(--text-sm); }
th, td { padding: var(--space-sm) var(--space-md); border-block-end: var(--rule) solid var(--color-rule); text-align: left; vertical-align: middle; }
th { color: var(--color-muted); font-family: var(--font-mono); font-size: var(--text-xs); font-weight: 500; }
#profilesTable th, #profilesTable td, #profilesTable .table-empty-message { text-align: center; }
tr:last-child td { border-block-end: 0; }
td:last-child { text-align: right; white-space: nowrap; }

dialog { width: min(calc(100% - var(--space-lg) - var(--space-lg)), 30rem); border: var(--rule) solid var(--color-rule-strong); border-radius: var(--radius-md); padding: 0; background: var(--color-paper); color: var(--color-ink); }
dialog::backdrop { background: var(--color-ink); opacity: 0.72; }
dialog form { display: grid; gap: var(--space-sm); padding: var(--space-xl); }
.dialog-actions { justify-content: flex-end; margin-block-start: var(--space-sm); }
.detail-dialog { display: grid; gap: var(--space-md); max-height: min(80vh, 52rem); overflow: auto; padding: var(--space-xl); }
.confirmation-dialog { display: grid; gap: var(--space-md); padding: var(--space-xl); }
.confirmation-dialog h2, .confirmation-dialog p { margin: 0; }
.confirmation-dialog p { color: var(--color-muted); line-height: 1.55; }
.confirmation-danger-button { border-color: var(--color-error); background: var(--color-error); color: var(--color-accent-ink); }
#detailsDialog { width: min(calc(100% - var(--space-lg) - var(--space-lg)), 68rem); }
.detail-list { display: grid; grid-template-columns: max-content minmax(0, 1fr); gap: var(--space-2xs) var(--space-md); margin: 0; font-size: var(--text-sm); }
.detail-list dt { color: var(--color-muted); font-family: var(--font-mono); font-size: var(--text-xs); }
.detail-list dd { min-width: 0; margin: 0; overflow-wrap: anywhere; }
.detail-notice { margin: 0; padding: var(--space-sm); border: var(--rule) solid var(--color-rule); border-radius: var(--radius-sm); background: var(--color-paper-2); color: var(--color-muted); font-size: var(--text-sm); }
.detail-samples { display: grid; grid-auto-columns: 6.5rem; grid-auto-flow: column; gap: var(--space-sm); overflow-x: auto; padding: var(--space-2xs); }
.detail-sample { position: relative; min-width: 0; aspect-ratio: 1; overflow: hidden; border: var(--rule) solid var(--color-rule); border-radius: var(--radius-sm); background: var(--color-paper-3); }
.stored-face-image { display: block; width: 100%; height: 100%; background: var(--color-paper-3); object-fit: cover; }
.stored-face-image-unavailable { display: grid; width: 100%; height: 100%; place-items: center; margin: 0; padding: var(--space-md); color: var(--color-muted); font-size: var(--text-sm); text-align: center; }
.sample-remove-button { position: absolute; inset-block-start: var(--space-xs); inset-inline-end: var(--space-xs); display: grid; width: 2rem; height: 2rem; place-items: center; border: 0; border-radius: 50%; background: var(--color-error); box-shadow: 0 0.2rem 0.6rem rgb(18 25 25 / 0.36); color: var(--color-accent-ink); font-size: 1.35rem; font-weight: 700; line-height: 1; opacity: 0; transform: scale(0.85); transition: opacity var(--dur-short) var(--ease-out), transform var(--dur-short) var(--ease-out); }
.detail-sample:hover .sample-remove-button, .detail-sample:focus-within .sample-remove-button { opacity: 1; transform: scale(1); }
.sample-remove-button:focus-visible { outline: 3px solid var(--color-focus); outline-offset: 2px; opacity: 1; transform: scale(1); }

@media (hover: hover) and (pointer: fine) {
  .tab:hover:not(.is-active) { background: var(--color-paper-2); color: var(--color-ink); }
  .button:hover:not(:disabled) { background: var(--color-accent); border-color: var(--color-accent); transform: translateY(-1px); }
  #confirmRegistrationButton:hover:not(:disabled) { background: var(--color-success); border-color: var(--color-success); }
  .confirmation-danger-button:hover:not(:disabled) { border-color: oklch(45% 0.175 28); background: oklch(45% 0.175 28); }
  .text-button:hover, .table-button:hover { background: var(--color-paper-2); color: var(--color-ink); }
  .preview-cancel:hover:not(:disabled) { border-color: var(--color-error); background: oklch(45% 0.175 28); color: var(--color-accent-ink); transform: translateY(-1px); }
}
.button:active, .text-button:active, .table-button:active { transform: translateY(1px); }

@media (max-width: 47.99rem) {
  .app-shell { width: min(calc(100% - var(--space-md) - var(--space-md)), 68rem); padding-block: var(--space-md); }
  .view { grid-template-columns: minmax(0, 1fr); }
  .camera-panel { min-height: min(78vw, 30rem); }
  .action-form, .management-gate, .management-panel { padding: var(--space-lg); }
  .admin-row { display: grid; grid-template-columns: minmax(0, 1fr); }
  .button { width: 100%; }
  .capture-options { align-items: stretch; flex-direction: column; }
  .registration-directory-head { align-items: flex-start; }
  .file-button { justify-content: center; }
  .preview-actions { gap: var(--space-xs); }
  .manage-head { align-items: flex-start; }
  .detail-dialog { padding: var(--space-lg); }
  .detail-list { grid-template-columns: minmax(0, 1fr); gap: var(--space-2xs); }
  .detail-list dd { margin-block-end: var(--space-xs); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 150ms !important; animation-iteration-count: 1 !important; scroll-behavior: auto !important; transition-duration: 150ms !important; }
}