:root {
  --ink: #18212f;
  --muted: #657184;
  --line: #d9e1e8;
  --paper: #ffffff;
  --page: #f4f7f6;
  --primary: #116d6e;
  --primary-strong: #0d5558;
  --success: #26733f;
  --warning: #a96b00;
  --danger: #b83b42;
  --display-bg: #101820;
  --display-panel: #17232d;
  --display-line: #314454;
}

html {
  min-height: 100%;
  height: 100%;
}

body {
  margin: 0;
  min-height: 100%;
  height: 100%;
  background: var(--page);
  color: var(--ink);
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
}

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

.app-shell {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 18px;
}

.app-navbar {
  background: var(--primary-strong);
  box-shadow: 0 1px 10px rgba(24, 33, 47, 0.14);
}

.app-navbar .navbar-brand,
.app-navbar .nav-link {
  color: #fff;
}

.app-navbar .navbar-brand {
  font-weight: 750;
}

.app-navbar .navbar-toggler {
  border-color: rgba(255, 255, 255, 0.4);
}

.app-navbar .navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28255, 255, 255, 0.95%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

.navbar-logo {
  height: 2.2rem;
  width: auto;
  display: block;
}

@media (min-width: 992px) {
  .navbar-logo {
    height: 2.8rem;
  }
}

main {
  padding: 24px 0 42px;
}

.page-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.page-head h1 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: 0;
}

.eyebrow {
  margin: 0 0 4px;
  color: var(--muted);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
}

.tool-panel,
.login-panel,
.empty-state,
.queue-card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 8px 24px rgba(24, 33, 47, 0.06);
}

.tool-panel {
  padding: 18px;
  margin-bottom: 18px;
}

.add-patient-form,
.filter-form {
  display: flex;
  align-items: end;
  gap: 12px;
}

.grow-field {
  flex: 1;
  min-width: 220px;
}

.add-patient-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.name-lookup-button {
  margin-top: 8px;
  white-space: nowrap;
}

.treatment-options {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  min-width: 260px;
  margin: 0;
  padding: 0;
  border: 0;
}

.treatment-options legend {
  width: 100%;
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 700;
}

.treatment-option {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 40px;
  padding: 7px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: color-mix(in srgb, var(--treatment-color, #f8fbfa) 34%, #fff);
  font-weight: 700;
}

.treatment-option input {
  width: 18px;
  height: 18px;
}

.stack-form {
  display: grid;
  gap: 16px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.action-row,
.queue-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.queue-list {
  display: grid;
  gap: 12px;
}

.queue-card {
  display: grid;
  grid-template-columns: 62px minmax(180px, 1fr) minmax(150px, auto) auto;
  align-items: center;
  gap: 16px;
  padding: 16px;
}

.attended-card {
  grid-template-columns: minmax(180px, 1fr) minmax(130px, auto) minmax(150px, auto) auto;
}

.queue-number {
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  border-radius: 8px;
  background: #e6f3ef;
  color: var(--primary-strong);
  font-size: 1.5rem;
  font-weight: 800;
}

.queue-person h2 {
  margin: 0;
  font-size: 1.35rem;
  font-weight: 750;
}

.queue-person p,
.empty-state p {
  margin: 4px 0 0;
  color: var(--muted);
}

.gujarati {
  font-family: "Noto Sans Gujarati", "Shruti", "Nirmala UI", system-ui, sans-serif;
}

.queue-meta {
  display: grid;
  gap: 2px;
}

.queue-meta span,
.queue-meta small {
  color: var(--muted);
  font-size: 0.9rem;
}

.queue-meta strong {
  font-size: 1.05rem;
}

.empty-state {
  padding: 28px;
  text-align: center;
}

.empty-state h2 {
  margin: 0;
  font-size: 1.4rem;
}

.login-wrap {
  min-height: calc(100vh - 96px);
  display: grid;
  place-items: center;
}

.login-panel {
  width: min(100%, 430px);
  padding: 28px;
}

.brand-mark {
  display: block;
  width: 56px;
  height: 56px;
  margin-bottom: 14px;
  border-radius: 8px;
}

.brand-mark[src] {
  object-fit: contain;
}

.login-panel h1 {
  margin: 0;
  font-size: 1.8rem;
  font-weight: 800;
}

.login-panel p {
  color: var(--muted);
}

.app-alert {
  border-radius: 8px;
}

.btn {
  border-radius: 8px;
  font-weight: 700;
}

.btn-primary {
  background: var(--primary);
  border-color: var(--primary);
}

.btn-primary:hover {
  background: var(--primary-strong);
  border-color: var(--primary-strong);
}

.btn-success {
  background: var(--success);
  border-color: var(--success);
}

.queue-actions .treatment-action-button,
.queue-actions .treatment-action-button:disabled {
  background: var(--treatment-color, var(--success));
  border-color: var(--treatment-color, var(--success));
  color: #1e2430;
}

.queue-actions .treatment-action-button:hover,
.queue-actions .treatment-action-button:focus {
  background: color-mix(in srgb, var(--treatment-color, var(--success)) 82%, #000);
  border-color: color-mix(in srgb, var(--treatment-color, var(--success)) 82%, #000);
  color: #1e2430;
}

.queue-actions .treatment-done-button:disabled {
  opacity: 0.62;
}

.btn-warning {
  background: #ffc55a;
  border-color: #ffc55a;
  color: #3b2a00;
}

.form-control {
  border-color: #c8d3db;
  border-radius: 8px;
}

.form-control:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 0.2rem rgba(17, 109, 110, 0.16);
}

.display-body {
  background: var(--display-bg);
  color: #f4f8f8;
}

.display-body .app-shell {
  max-width: none;
  padding: 0;
}

.display-body main {
  padding: 0;
}

.display-screen {
  --display-row-gap: clamp(8px, 0.8vw, 12px);
  --display-card-pad-y: clamp(12px, 1.15vw, 20px);
  --display-card-pad-x: clamp(12px, 1.15vw, 22px);
  --display-number-size: clamp(52px, 3.6vw, 68px);
  --display-number-font: clamp(2.25rem, 2.75vw, 3.45rem);
  --display-name-font: clamp(2.35rem, 2.65vw, 3.35rem);
  --display-gujarati-font: clamp(1.4rem, 1.75vw, 2.25rem);
  --display-chip-font: clamp(0.9rem, 1.05vw, 1.22rem);
  --display-chip-min-height: clamp(26px, 1.9vw, 36px);
  --display-name-gap: clamp(8px, 0.85vw, 16px);
  --display-name-line-height: 1.26;
  --display-gujarati-line-height: 1.34;
  display: grid;
  grid-template-rows: auto auto 1fr;
  box-sizing: border-box;
  min-height: 100vh;
  min-height: 100dvh;
  height: 100vh;
  height: 100dvh;
  padding: clamp(10px, 1.6vw, 24px);
  overflow: hidden;
}

.display-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: clamp(8px, 1vw, 14px);
  min-width: 0;
}

.display-header h1 {
  margin: 0;
  font-size: clamp(1.6rem, 2.6vw, 3.2rem);
  font-weight: 850;
  line-height: 1.05;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.display-clinic-logo {
  max-height: clamp(1.8rem, 2.8vw, 3.2rem);
  width: auto;
  display: block;
}

.display-clock {
  display: flex;
  align-items: center;
  justify-items: end;
  justify-content: end;
  gap: 14px;
  color: #cfe1e1;
  font-size: clamp(0.9rem, 1.1vw, 1.25rem);
  white-space: nowrap;
}

.display-refresh-timer {
  min-width: 118px;
  color: #9be0c3;
  font-weight: 800;
  text-align: right;
  text-decoration: none;
  cursor: pointer;
  white-space: nowrap;
}

.display-refresh-timer:hover,
.display-refresh-timer:focus {
  color: #fff;
  text-decoration: none;
}

.display-error {
  grid-row: 2;
  margin-bottom: 10px;
  padding: 12px 14px;
  border-radius: 8px;
  background: #4f2a2d;
  color: #ffe7e9;
}

.display-queue {
  grid-row: 3;
  display: grid;
  grid-auto-flow: row;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  grid-template-rows: repeat(var(--display-rows, 7), minmax(0, 1fr));
  grid-auto-rows: minmax(0, 1fr);
  gap: var(--display-row-gap);
  align-content: stretch;
  align-items: stretch;
  align-self: stretch;
  height: 100%;
  max-height: 100%;
  min-height: 0;
  overflow: hidden;
}

.display-row {
  display: grid;
  grid-template-columns: minmax(44px, 0.12fr) minmax(0, 1fr) minmax(84px, 0.2fr);
  align-items: center;
  gap: clamp(8px, 0.9vw, 16px);
  align-self: stretch;
  box-sizing: border-box;
  min-height: 0;
  overflow: hidden;
  padding: var(--display-card-pad-y) var(--display-card-pad-x);
  border: 1px solid var(--display-line);
  border-radius: 8px;
  background: var(--display-panel);
}

.display-row:not(.display-row-head):not(:has(.display-estimate)) {
  grid-template-columns: minmax(44px, 0.12fr) minmax(0, 1fr);
}

.display-row-head {
  background: transparent;
  color: #9ccfd0;
  font-size: clamp(1rem, 2vw, 1.35rem);
  font-weight: 800;
  text-transform: uppercase;
}

.display-no {
  display: flex;
  align-items: center;
  justify-content: center;
  align-self: center;
  width: var(--display-number-size);
  height: var(--display-number-size);
  border-radius: 8px;
  background: #22313c;
  font-size: var(--display-number-font);
  font-weight: 900;
  line-height: 0.9;
  color: #9be0c3;
  transform: translateY(-0.03em);
}

.display-name {
  display: grid;
  gap: var(--display-name-gap);
  align-content: center;
  align-self: center;
  min-width: 0;
  overflow: visible;
}

.display-name-line {
  display: flex;
  align-items: center;
  gap: clamp(8px, 1.2vw, 16px);
  min-width: 0;
}

.display-name strong {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: var(--display-name-font);
  line-height: var(--display-name-line-height);
  padding-block: 0.06em 0.12em;
}

.display-name-line > span {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: #cfe1e1;
  font-size: var(--display-gujarati-font);
  line-height: var(--display-gujarati-line-height);
  padding-block: 0.08em 0.14em;
}

.display-treatments {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(4px, 0.45vw, 8px);
  margin-top: 0;
  min-width: 0;
  overflow: visible;
}

.display-treatment-chip {
  display: inline-flex;
  align-items: center;
  min-height: var(--display-chip-min-height);
  padding: clamp(2px, 0.25vw, 5px) clamp(8px, 0.8vw, 13px);
  border-radius: 8px;
  background: var(--treatment-color, #ffd166);
  color: #1e2430;
  font-size: var(--display-chip-font);
  font-weight: 850;
  line-height: 1.2;
}

.display-estimate {
  justify-self: end;
  color: #ffe08a;
  font-size: clamp(1rem, 1.7vw, 2.2rem);
  font-weight: 850;
  white-space: nowrap;
}

.display-empty {
  display: grid;
  place-items: center;
  grid-column: 1 / -1;
  grid-row: 1 / -1;
  text-align: center;
  border: 1px solid var(--display-line);
  border-radius: 8px;
  background: var(--display-panel);
}

.display-empty h2 {
  margin: 0;
  font-size: clamp(2.2rem, 6vw, 5rem);
}

.display-empty p {
  margin: 10px 0 0;
  color: #cfe1e1;
  font-size: clamp(1.6rem, 4vw, 3.5rem);
}

@media (max-width: 760px) {
  .app-shell {
    padding: 0 8px;
  }

  main {
    padding: 10px 0 24px;
  }

  .app-navbar .navbar-brand {
    font-size: 0.96rem;
  }

  .app-navbar .navbar-toggler {
    padding: 0.2rem 0.45rem;
  }

  .page-head {
    gap: 8px;
    margin-bottom: 10px;
  }

  .page-head,
  .add-patient-form,
  .filter-form {
    align-items: stretch;
    flex-direction: column;
  }

  .page-head h1 {
    font-size: 1.55rem;
  }

  .page-head .btn {
    padding: 0.35rem 0.6rem;
    font-size: 0.88rem;
  }

  .eyebrow {
    margin-bottom: 1px;
    font-size: 0.72rem;
  }

  .tool-panel {
    padding: 10px;
    margin-bottom: 10px;
  }

  .add-patient-form,
  .filter-form {
    gap: 8px;
  }

  .grow-field {
    min-width: 0;
    width: 100%;
  }

  .form-label {
    margin-bottom: 0.2rem;
    font-size: 0.85rem;
  }

  .add-patient-form .form-control-lg,
  .filter-form .form-control-lg {
    min-height: 40px;
    padding: 0.38rem 0.65rem;
    font-size: 1rem;
  }

  .treatment-options {
    min-width: 0;
    gap: 6px;
  }

  .treatment-options legend {
    font-size: 0.8rem;
  }

  .treatment-option {
    width: auto;
    min-height: 34px;
    flex: 1 1 calc(50% - 6px);
    padding: 4px 8px;
    font-size: 0.86rem;
  }

  .treatment-option input {
    width: 16px;
    height: 16px;
  }

  .add-patient-actions {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 8px;
  }

  .add-patient-actions .btn {
    padding: 0.45rem 0.55rem;
    font-size: 0.9rem;
  }

  .name-lookup-button {
    width: 100%;
    margin-top: 6px;
    padding: 0.45rem 0.55rem;
    font-size: 0.9rem;
  }

  .filter-form .btn-lg {
    padding: 0.45rem 0.65rem;
    font-size: 0.9rem;
  }

  .form-grid {
    grid-template-columns: 1fr;
  }

  .queue-card,
  .attended-card {
    grid-template-columns: 42px minmax(0, 1fr);
    align-items: start;
    column-gap: 10px;
    row-gap: 6px;
    padding: 10px;
  }

  .attended-card {
    grid-template-columns: minmax(0, 1fr) minmax(82px, auto);
  }

  .queue-number {
    width: 38px;
    height: 38px;
    font-size: 1.15rem;
    grid-row: 1 / 3;
  }

  .queue-person,
  .queue-meta {
    min-width: 0;
  }

  .queue-card:not(.attended-card) .queue-actions {
    grid-column: 1 / -1;
  }

  .attended-card .queue-actions {
    grid-column: 1 / -1;
  }

  .queue-person h2 {
    font-size: 1.08rem;
  }

  .queue-person p,
  .empty-state p {
    margin-top: 2px;
  }

  .queue-meta {
    gap: 0;
  }

  .queue-meta span,
  .queue-meta small {
    font-size: 0.78rem;
  }

  .queue-meta strong {
    font-size: 0.95rem;
  }

  .queue-list {
    gap: 8px;
  }

  .queue-actions,
  .queue-actions form,
  .add-patient-actions,
  .add-patient-actions .btn,
  .treatment-options,
  .action-row,
  .action-row .btn {
    width: 100%;
  }

  .queue-actions {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 8px;
  }

  .queue-actions .btn,
  .queue-actions button {
    width: 100%;
    padding: 0.42rem 0.55rem;
    font-size: 0.9rem;
  }

  .empty-state {
    padding: 18px 12px;
  }

  .empty-state h2 {
    font-size: 1.1rem;
  }

  .display-screen {
    padding: 12px;
  }

  .display-header {
    align-items: start;
    gap: 8px;
  }

  .display-clock {
    flex-direction: column;
    align-items: end;
    gap: 6px;
    font-size: 0.85rem;
  }

  .display-row,
  .display-row:not(:has(.display-estimate)) {
    grid-template-columns: minmax(44px, auto) 1fr;
  }

  .display-row-head {
    display: none;
  }

  .display-estimate {
    grid-column: 2;
    justify-self: start;
  }
}
}

/* Mobile Display Page Styles */
.display-screen-mobile {
  --display-row-gap: 8px;
  --display-card-pad-y: 12px;
  --display-card-pad-x: 12px;
  --display-number-size: 48px;
  --display-number-font: 2rem;
  --display-name-font: 1.5rem;
  --display-gujarati-font: 1rem;
  --display-chip-font: 0.85rem;
  --display-chip-min-height: 24px;
  --display-name-gap: 6px;
  --display-name-line-height: 1.26;
  --display-gujarati-line-height: 1.34;
  display: grid;
  grid-template-rows: auto auto 1fr;
  box-sizing: border-box;
  min-height: 100vh;
  min-height: 100dvh;
  height: 100vh;
  height: 100dvh;
  padding: 10px;
  overflow: hidden;
}

.display-header-mobile {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 8px;
  flex-wrap: wrap;
  min-width: 0;
}

.display-clock-mobile {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
  color: #cfe1e1;
  font-size: 0.85rem;
  flex-direction: column;
  align-items: flex-end;
  width: 100%;
}

.logout-form-mobile {
  width: 100%;
}

.display-queue-mobile {
  grid-row: 3;
  display: grid;
  grid-auto-flow: row;
  grid-template-columns: 1fr;
  gap: var(--display-row-gap);
  align-content: start;
  align-items: stretch;
  align-self: stretch;
  height: 100%;
  max-height: 100%;
  min-height: 0;
  overflow-y: auto;
}

.display-row-mobile {
  display: grid;
  grid-template-columns: minmax(44px, auto) 1fr;
  align-items: flex-start;
  gap: var(--display-card-pad-x);
  align-self: auto;
  box-sizing: border-box;
  min-height: 0;
  overflow: hidden;
  padding: var(--display-card-pad-y) var(--display-card-pad-x);
  border: 1px solid var(--display-line);
  border-radius: 8px;
  background: var(--display-panel);
}

.display-row-mobile-number {
  display: grid;
  place-items: center;
  width: var(--display-number-size);
  height: var(--display-number-size);
  border-radius: 6px;
  background: #e6f3ef;
  color: var(--primary-strong);
  font-size: var(--display-number-font);
  font-weight: 800;
  flex-shrink: 0;
}

.display-row-mobile-content {
  display: grid;
  gap: var(--display-name-gap);
  min-width: 0;
  align-self: center;
}

.display-row-mobile-name {
  display: grid;
  gap: 4px;
  min-width: 0;
  word-break: break-word;
}

.display-row-mobile-name strong {
  font-size: var(--display-name-font);
  font-weight: 800;
  line-height: var(--display-name-line-height);
  margin: 0;
}

.display-row-mobile-name .gujarati {
  font-size: var(--display-gujarati-font);
  font-weight: 700;
  line-height: var(--display-gujarati-line-height);
  margin: 0;
}

.display-row-mobile-estimate {
  color: #9ccfd0;
  font-size: 0.85rem;
  font-weight: 700;
}

.display-row-mobile-treatments {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.display-treatment-chip-mobile {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: var(--display-chip-min-height);
  padding: 4px 8px;
  border-radius: 4px;
  background: var(--treatment-color, #f8fbfa);
  color: #1e2430;
  font-size: var(--display-chip-font);
  font-weight: 700;
  white-space: nowrap;
  flex-shrink: 0;
}