:root {
  /* Core palette — professional navy + slate, safety semantics kept for status colors only */
  --paper: #f4f6f9;
  --paper-raised: #ffffff;
  --ink: #101828;
  --ink-soft: #475467;
  --ink-faint: #98a2b3;
  --line: #e4e7ec;
  --line-faint: #eef1f5;

  --navy: #0f2e4c;
  --navy-dark: #081b30;
  --navy-pale: #e8eef4;
  --amber: #b45309;
  --amber-dark: #92400e;
  --amber-pale: #fef3e2;
  --safe: #027a48;
  --safe-pale: #e7f7ef;
  --danger: #b42318;
  --danger-pale: #fdeeed;

  /* Legacy aliases kept so inline styles / older markup still resolve to the new palette */
  --brand-primary: var(--navy);
  --brand-primary-dark: var(--navy-dark);
  --brand-accent: var(--navy);
  --brand-success: var(--safe);
  --brand-danger: var(--danger);
  --surface: var(--paper-raised);
  --surface-muted: var(--paper);
  --border-soft: var(--line);
  --text-main: var(--ink);
  --text-muted: var(--ink-soft);
  --radius-lg: 14px;
  --radius-md: 10px;
  --shadow-soft: 0 1px 2px rgba(16, 24, 40, .06), 0 12px 28px -8px rgba(16, 24, 40, .14);
  --shadow-card: 0 1px 2px rgba(16, 24, 40, .06), 0 6px 16px -6px rgba(16, 24, 40, .12);

  --font-display: "Sora", "Segoe UI", sans-serif;
  --font-body: "Inter", system-ui, -apple-system, sans-serif;
  --font-mono: "Inter", system-ui, -apple-system, sans-serif;
}

* {
  box-sizing: border-box;
}

html, body {
  height: 100%;
}

body {
  font-family: var(--font-body);
  color: var(--ink);
  background-color: var(--paper);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
}

main {
  flex: 1 0 auto;
}

a {
  color: var(--navy);
}

/* Navbar */
.app-navbar {
  background: var(--navy);
  padding-top: 1rem;
  padding-bottom: 1rem;
  box-shadow: 0 1px 0 rgba(255, 255, 255, .06), 0 4px 20px rgba(8, 27, 48, .18);
}

.navbar-brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -.01em;
  color: #ffffff !important;
}

.brand-logo {
  height: 38px;
  width: auto;
  border-radius: 8px;
  background: #ffffff;
  padding: 4px 8px;
}

.brand-sub {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: .72rem;
  letter-spacing: .01em;
  color: rgba(255, 255, 255, 0.62);
}

.app-navbar .nav-link {
  font-size: .9rem;
  font-weight: 500;
  border-radius: 8px;
  padding: .4rem .7rem !important;
  transition: background-color .15s ease;
}

.app-navbar .nav-link:hover {
  background: rgba(255, 255, 255, .08);
}

/* Footer */
.app-footer {
  border-top: 1px solid var(--line);
  background: var(--paper-raised);
  margin-top: 3rem;
}

.app-footer a {
  text-decoration: none;
  color: var(--ink-soft);
  font-weight: 500;
}

.app-footer a:hover {
  color: var(--navy);
  text-decoration: underline;
}

/* Page hero */
.page-hero {
  padding: 2.75rem 0 1.5rem;
  text-align: center;
}

.page-hero h1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.5rem, 3.2vw, 2.15rem);
  letter-spacing: -.02em;
  color: var(--ink);
  margin-bottom: .4rem;
}

.page-hero .sub {
  font-family: var(--font-body);
  color: var(--ink-soft);
  font-size: .95rem;
  max-width: 640px;
  margin: 0 auto;
}

/* Step indicator — clean chip style */
.step-indicator {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: .6rem;
  margin-bottom: 1.75rem;
  flex-wrap: wrap;
}

.step-pill {
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  padding: .45rem 1rem .45rem .45rem;
  border-radius: 999px;
  background: var(--paper-raised);
  border: 1px solid var(--line);
  font-family: var(--font-body);
  font-size: .82rem;
  font-weight: 500;
  color: var(--ink-soft);
  box-shadow: 0 1px 2px rgba(16, 24, 40, .04);
}

.step-pill .num {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--line-faint);
  color: var(--ink-soft);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: .72rem;
  font-weight: 700;
}

.step-pill.active {
  background: var(--navy-pale);
  border-color: var(--navy-pale);
  color: var(--navy);
}

.step-pill.active .num {
  background: var(--navy);
  color: #fff;
}

.step-pill.done {
  color: var(--safe);
  border-color: var(--safe-pale);
  background: var(--safe-pale);
}

.step-pill.done .num {
  background: var(--safe);
  color: #fff;
}

.step-line {
  width: 24px;
  height: 0;
  border-top: 1.5px dashed var(--line);
}

/* Notice banner */
.notice-banner {
  background: var(--amber-pale);
  border: 1px solid rgba(180, 83, 9, .18);
  color: var(--ink);
  border-radius: var(--radius-md);
  padding: .9rem 1.1rem;
  font-size: .88rem;
  margin-bottom: 1.5rem;
  display: flex;
  gap: .65rem;
  align-items: flex-start;
}

.notice-banner .bi {
  flex-shrink: 0;
  margin-top: .1rem;
  color: var(--amber-dark);
}

/* Cards */
.app-card {
  background: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
  padding: 2.25rem;
}

@media (max-width: 576px) {
  .app-card {
    padding: 1.4rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-card);
  }
}

.section-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: -.01em;
  color: var(--ink);
  border-left: 3px solid var(--navy);
  padding-left: .7rem;
  margin-bottom: .35rem;
}

.section-caption {
  color: var(--ink-soft);
  font-size: .9rem;
  margin-bottom: 1.4rem;
}

/* Video */
.video-rules {
  position: relative;
  margin-bottom: 1.1rem;
  padding: 1rem 1.15rem 1.05rem;
  border: 1px solid rgba(180, 35, 24, .2);
  border-radius: var(--radius-md);
  background: var(--danger-pale);
  box-shadow: var(--shadow-card);
}

.video-rules-header {
  display: flex;
  align-items: center;
  gap: .5rem;
  margin-bottom: .7rem;
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -.005em;
  font-size: .95rem;
  color: var(--danger);
}

.video-rules-header i {
  font-size: 1.2rem;
}

.video-rules-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: .6rem;
}

.video-rules-list li {
  display: flex;
  align-items: flex-start;
  gap: .65rem;
  font-size: .93rem;
  line-height: 1.4;
  color: var(--ink);
}

.video-rules-list li i {
  flex: 0 0 auto;
  margin-top: .2rem;
  color: var(--danger);
  font-size: 1.05rem;
}

.video-rules-list .text-muted {
  display: block;
  font-size: .85rem;
  margin-top: .1rem;
}

/* Fixed 16:9 frame so the player is full-size before metadata loads,
   capped by viewport height so it still fits on landscape phones/laptops. */
.video-shell {
  position: relative;
  width: 100%;
  max-width: calc(80vh * 16 / 9);
  margin-inline: auto;
  aspect-ratio: 16 / 9;
  background: #0b0c0e;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.video-shell video {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: contain;
  background: #000;
  cursor: pointer;
}

.video-play-btn {
  position: absolute;
  inset: 0;
  margin: auto;
  width: 72px;
  height: 72px;
  padding: 0;
  border-radius: 50%;
  border: none;
  background: rgba(255, 255, 255, .95);
  color: var(--navy);
  font-size: 1.6rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(0, 0, 0, .35);
  cursor: pointer;
  transition: transform .15s ease, box-shadow .15s ease, opacity .15s ease;
}

.video-play-btn i {
  margin-left: 3px;
}

.video-play-btn:hover {
  transform: scale(1.06);
  box-shadow: 0 10px 28px rgba(0, 0, 0, .4);
}

.video-play-btn.is-playing {
  opacity: 0;
  pointer-events: none;
}

.video-progress-wrap {
  margin-top: .9rem;
}

.video-progress {
  height: 6px;
  border-radius: 3px;
  background: var(--line-faint);
  overflow: hidden;
}

.video-progress > div {
  height: 100%;
  background: var(--navy);
  width: 0%;
  transition: width .2s linear;
}

.video-status {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-body);
  font-size: .78rem;
  color: var(--ink-soft);
  margin-top: .5rem;
}

.video-status .completed {
  color: var(--safe);
  font-weight: 600;
}

/* Forms */
.form-label {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: .82rem;
  color: var(--ink);
}

.form-control, .form-select {
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--paper-raised);
  padding: .6rem .85rem;
  color: var(--ink);
  font-size: .93rem;
}

.form-control:focus, .form-select:focus {
  border-color: var(--navy);
  box-shadow: 0 0 0 .2rem rgba(15, 46, 76, 0.12);
}

/* Confidentiality notice (Attendance form) */
.privacy-note {
  display: flex;
  gap: .7rem;
  align-items: flex-start;
  background: var(--navy-pale);
  border: 1px solid rgba(15, 46, 76, .14);
  border-left: 3px solid var(--navy);
  border-radius: var(--radius-md);
  padding: .85rem 1.05rem;
  margin-bottom: 1.4rem;
  font-size: .88rem;
  line-height: 1.45;
  color: var(--ink);
}

.privacy-note > .bi {
  flex-shrink: 0;
  margin-top: .1rem;
  font-size: 1.15rem;
  color: var(--navy);
}

.privacy-note strong {
  display: block;
  color: var(--navy);
}

.privacy-note .text-muted {
  display: block;
  margin-top: .45rem;
}

/* Searchable select (wwwroot/js/searchable-select.js) */
.ss {
  position: relative;
}

/* Visually hidden but still measurable, so jQuery validation does not skip it as :hidden */
.ss-native {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.ss-native.input-validation-error + .ss-input {
  border-color: var(--danger);
}

.ss-list {
  position: absolute;
  z-index: 1050;
  top: calc(100% + 4px);
  left: 0;
  right: 0;
  max-height: 290px;
  overflow-y: auto;
  margin: 0;
  padding: .3rem;
  list-style: none;
  background: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-soft);
}

.ss-option {
  padding: .5rem .65rem;
  border-radius: 6px;
  cursor: pointer;
  font-size: .9rem;
  color: var(--ink);
}

.ss-option:hover,
.ss-option.is-active {
  background: var(--navy-pale);
}

.ss-option[aria-selected="true"] {
  font-weight: 600;
  color: var(--navy);
}

.ss-sub {
  display: block;
  font-size: .78rem;
  font-weight: 400;
  color: var(--ink-soft);
}

.ss-note {
  padding: .5rem .65rem;
  font-size: .8rem;
  color: var(--ink-soft);
}

/* Buttons */
.btn-brand {
  background: var(--navy);
  border: 1px solid var(--navy);
  color: #fff;
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -.005em;
  padding: .62rem 1.5rem;
  border-radius: 10px;
  box-shadow: 0 1px 2px rgba(16, 24, 40, .06), 0 4px 12px -2px rgba(15, 46, 76, .3);
  transition: transform .12s ease, box-shadow .12s ease, background-color .12s ease;
}

.btn-brand:hover:not(:disabled) {
  background: var(--navy-dark);
  border-color: var(--navy-dark);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 2px 4px rgba(16, 24, 40, .08), 0 8px 18px -4px rgba(15, 46, 76, .38);
}

.btn-brand:active:not(:disabled) {
  transform: translateY(0);
  box-shadow: 0 1px 2px rgba(16, 24, 40, .08);
}

.btn-brand:disabled {
  opacity: .45;
  box-shadow: none;
}

.btn-outline-brand {
  border: 1px solid var(--line);
  background: var(--paper-raised);
  color: var(--ink);
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -.005em;
  border-radius: 10px;
  transition: transform .12s ease, box-shadow .12s ease, background-color .12s ease, border-color .12s ease;
}

.btn-outline-brand:hover {
  background: var(--navy-pale);
  border-color: var(--navy-pale);
  color: var(--navy);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px -4px rgba(15, 46, 76, .2);
}

/* Thank you page — clean status seal */
.result-icon {
  width: 76px;
  height: 76px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 2.1rem;
  margin-bottom: 1.1rem;
}

.result-icon.success {
  background: var(--safe-pale);
  color: var(--safe);
}

/* Visitor confirmation pass (Home/ThankYou) - compact enough to fit one phone screenshot */
.visitor-pass {
  background: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
  overflow: hidden;
}

.visitor-pass-header {
  display: flex;
  align-items: center;
  gap: .75rem;
  padding: .9rem 1.2rem;
  background: var(--navy);
  border-bottom: 4px solid var(--safe);
  color: #fff;
}

.visitor-pass-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  line-height: 1.2;
}

.visitor-pass-subtitle {
  font-size: .75rem;
  color: rgba(255, 255, 255, .7);
}

.visitor-pass-status {
  text-align: center;
  padding: 1.2rem 1.2rem .2rem;
}

.visitor-pass-status .result-icon {
  width: 56px;
  height: 56px;
  font-size: 1.6rem;
  margin-bottom: .6rem;
}

.visitor-pass-recorded {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--safe);
}

.visitor-pass-ref {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .2rem;
  margin: 1rem 1.2rem;
  padding: .8rem 1rem;
  border: 1.5px dashed var(--line);
  border-radius: var(--radius-md);
  background: var(--paper);
  text-align: center;
}

.visitor-pass-ref .label {
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .05em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.visitor-pass-ref .value {
  font-family: var(--font-display);
  font-size: 1.7rem;
  font-weight: 800;
  letter-spacing: .06em;
  color: var(--ink);
}

.pass-state {
  margin-top: .2rem;
  padding: .2rem .7rem;
  border-radius: 999px;
  font-size: .76rem;
  font-weight: 600;
}

.pass-state-valid {
  background: var(--safe-pale);
  color: var(--safe);
}

.pass-state-upcoming {
  background: var(--navy-pale);
  color: var(--navy);
}

.pass-state-expired {
  background: var(--danger-pale);
  color: var(--danger);
}

.visitor-pass-details {
  display: grid;
  grid-template-columns: minmax(0, 40%) 1fr;
  gap: .55rem 1rem;
  margin: 0;
  padding: 0 1.2rem 1.2rem;
  font-size: .88rem;
}

.visitor-pass-details dt {
  font-size: .78rem;
  font-weight: 600;
  color: var(--ink-soft);
}

.visitor-pass-details dd {
  margin: 0;
  font-weight: 500;
  color: var(--ink);
  overflow-wrap: anywhere;
}

/* Verify Visitor (security post) */
.result-icon.verify-lock {
  background: var(--navy-pale);
  color: var(--navy);
}

.verify-search {
  display: flex;
  gap: .5rem;
  margin-bottom: 1.25rem;
}

.verify-search .form-control {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: .05em;
}

@media (max-width: 576px) {
  .verify-search {
    flex-direction: column;
  }
}

.verify-banner {
  display: flex;
  gap: .9rem;
  align-items: flex-start;
  padding: 1rem 1.15rem;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  font-size: .9rem;
}

.verify-banner > .bi {
  flex-shrink: 0;
  font-size: 2rem;
  line-height: 1;
}

.verify-banner-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: -.01em;
  margin-bottom: .15rem;
}

.verify-banner-ms {
  margin-top: .35rem;
  font-size: .84rem;
  opacity: .85;
}

.verify-valid {
  background: var(--safe-pale);
  border-color: rgba(2, 122, 72, .25);
  color: var(--safe);
}

.verify-upcoming {
  background: var(--amber-pale);
  border-color: rgba(180, 83, 9, .25);
  color: var(--amber-dark);
}

.verify-expired,
.verify-notfound {
  background: var(--danger-pale);
  border-color: rgba(180, 35, 24, .25);
  color: var(--danger);
}

.visitor-pass-details.verify-details {
  padding: 0;
  margin: 1.25rem 0;
}

/* Admin table */
.admin-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
}

.table-responsive-card {
  background: var(--paper-raised);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  border: 1px solid var(--line);
  overflow: hidden;
}

.table-modern thead th {
  background: var(--paper);
  color: var(--ink-soft);
  font-family: var(--font-body);
  font-size: .74rem;
  text-transform: uppercase;
  letter-spacing: .04em;
  font-weight: 600;
  white-space: nowrap;
  border-bottom: 1px solid var(--line);
}

.table-modern tbody tr:hover {
  background: var(--paper);
}

.table-modern td {
  vertical-align: middle;
  font-size: .88rem;
  border-bottom: 1px solid var(--line-faint);
}

/* Audit trail (Attendance/History) */
.audit-badge {
  display: inline-block;
  padding: .2rem .6rem;
  border-radius: 999px;
  font-size: .74rem;
  font-weight: 600;
}

.audit-created {
  background: var(--safe-pale);
  color: var(--safe);
}

.audit-updated {
  background: var(--navy-pale);
  color: var(--navy);
}

.audit-verified {
  background: var(--amber-pale);
  color: var(--amber-dark);
}

.audit-deleted {
  background: var(--danger-pale);
  color: var(--danger);
}

.audit-changes {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: .25rem;
}

.audit-field {
  font-weight: 600;
  color: var(--ink-soft);
}

.audit-changes del {
  color: var(--danger);
}

.audit-changes ins {
  color: var(--safe);
  font-weight: 500;
  text-decoration: none;
}

.audit-changes .bi {
  margin: 0 .15rem;
  font-size: .75rem;
  color: var(--ink-soft);
}

.audit-values summary {
  cursor: pointer;
  font-size: .85rem;
  color: var(--navy);
}

.audit-values dl {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: .15rem .75rem;
  margin: .5rem 0 0;
  font-size: .84rem;
}

.audit-values dt {
  font-weight: 600;
  color: var(--ink-soft);
}

.audit-values dd {
  margin: 0;
}

.badge-count {
  background: var(--navy-pale);
  color: var(--navy);
  border-radius: 999px;
  padding: .4rem .9rem;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: .8rem;
}