:root {
  --ink: #17191f;
  --muted: #667085;
  --canvas: #f3f5f8;
  --paper: #ffffff;
  --panel: #eef1f5;
  --line: #d7dce5;
  --line-strong: #b9c1cf;
  --signal: #df1f35;
  --signal-dark: #9f1426;
  --steel: #2a2f38;
  --danger: #c92f3d;
  --ok: #1f8a57;
  --warning: #d68518;
  --shadow: 0 18px 50px rgba(22, 27, 34, 0.12);
  --soft-shadow: 0 8px 24px rgba(22, 27, 34, 0.08);
  color-scheme: light;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

body[data-theme="laser"] {
  --ink: #17191f;
  --muted: #667085;
  --canvas: #f3f5f8;
  --paper: #ffffff;
  --panel: #eef1f5;
  --line: #d7dce5;
  --line-strong: #b9c1cf;
  --signal: #df1f35;
  --signal-dark: #9f1426;
  --steel: #2a2f38;
  --danger: #c92f3d;
  --ok: #1f8a57;
  --warning: #d68518;
}

body[data-theme="daylight"] {
  --ink: #172033;
  --muted: #607083;
  --canvas: #f5f7fb;
  --paper: #ffffff;
  --panel: #edf4f7;
  --line: #d6e1e6;
  --line-strong: #b4c5cf;
  --signal: #f0b429;
  --signal-dark: #995c00;
  --steel: #234058;
  --danger: #b93838;
  --ok: #25835d;
  --warning: #c56a16;
}

body[data-theme="arcade"] {
  --ink: #111827;
  --muted: #667085;
  --canvas: #f4f7fb;
  --paper: #ffffff;
  --panel: #eef6fb;
  --line: #d4e1ea;
  --line-strong: #aac1d0;
  --signal: #15b8d4;
  --signal-dark: #07708a;
  --steel: #253858;
  --danger: #d94b4b;
  --ok: #248a69;
  --warning: #e0a526;
}

body[data-theme="coastal"] {
  --ink: #14242c;
  --muted: #60747b;
  --canvas: #f2f7f8;
  --paper: #ffffff;
  --panel: #e9f3f4;
  --line: #d2e3e5;
  --line-strong: #accbd0;
  --signal: #129c8b;
  --signal-dark: #087166;
  --steel: #1f4c5c;
  --danger: #bb3e4d;
  --ok: #227a55;
  --warning: #c6811c;
}

* {
  box-sizing: border-box;
}

body {
  min-height: 100vh;
  margin: 0;
  background:
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.95), transparent 32rem),
    linear-gradient(180deg, var(--canvas), #e9edf3);
  color: var(--ink);
  transition: background-color 180ms ease, color 180ms ease;
}

button,
input,
select,
textarea {
  font: inherit;
}

button {
  border: 0;
  cursor: pointer;
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.5;
}

label {
  display: grid;
  gap: 7px;
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0;
}

.field-note {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 650;
  line-height: 1.35;
}

input,
select,
textarea {
  width: 100%;
  min-height: 44px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
  color: var(--ink);
  padding: 10px 12px;
  outline: none;
  transition: border-color 150ms ease, box-shadow 150ms ease, background 150ms ease;
}

textarea {
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--signal);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--signal) 18%, transparent);
}

h1,
h2,
p {
  margin: 0;
}

h1 {
  font-size: clamp(1.75rem, 3vw, 2.55rem);
  line-height: 1.02;
  letter-spacing: 0;
}

h2 {
  font-size: 1rem;
  line-height: 1.2;
  letter-spacing: 0;
}

.hidden {
  display: none !important;
}

.login-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.login-panel {
  width: min(440px, 100%);
  display: grid;
  gap: 18px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 34px;
  box-shadow: var(--shadow);
}

.brand-block {
  display: grid;
  gap: 7px;
}

.brand-kicker {
  color: var(--signal-dark);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.desk-shell {
  min-height: 100vh;
  padding: 18px;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin: -18px -18px 0;
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--paper) 94%, transparent);
  padding: 16px 18px;
  backdrop-filter: blur(12px);
}

.topbar-actions,
.admin-actions {
  display: flex;
  align-items: center;
  gap: 9px;
  flex-wrap: wrap;
}

.session-pill {
  min-height: 36px;
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--panel);
  color: var(--muted);
  padding: 0 13px;
  font-size: 0.82rem;
  font-weight: 700;
}

.primary-action,
.secondary-action,
.ghost-action {
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  padding: 0 15px;
  font-weight: 800;
  letter-spacing: 0;
  transition: transform 120ms ease, border-color 120ms ease, box-shadow 120ms ease, background 120ms ease;
}

.primary-action:hover,
.secondary-action:hover,
.ghost-action:hover {
  transform: translateY(-1px);
}

.primary-action {
  background: var(--signal);
  color: white;
  box-shadow: 0 10px 20px color-mix(in srgb, var(--signal) 20%, transparent);
}

.secondary-action {
  border: 1px solid color-mix(in srgb, var(--signal) 45%, var(--line));
  background: color-mix(in srgb, var(--signal) 9%, var(--paper));
  color: var(--signal-dark);
}

.ghost-action {
  border: 1px solid var(--line);
  background: var(--paper);
  color: var(--ink);
}

.nav-action.active {
  border-color: color-mix(in srgb, var(--signal) 45%, var(--line));
  background: color-mix(in srgb, var(--signal) 12%, var(--paper));
  color: var(--signal-dark);
}

.screen-pane {
  margin-top: 18px;
}

.control-band {
  display: grid;
  grid-template-columns: minmax(160px, 220px) minmax(150px, 190px) auto 1fr;
  gap: 12px;
  align-items: end;
  margin-bottom: 18px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--paper);
  padding: 14px;
  box-shadow: var(--soft-shadow);
}

.capacity-meter {
  grid-column: 4;
  grid-row: 1 / span 2;
  min-height: 54px;
  justify-self: end;
  display: grid;
  align-content: center;
  gap: 2px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--panel);
  padding: 9px 16px;
}

.capacity-meter span {
  color: var(--muted);
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.capacity-meter strong {
  font-size: 1.35rem;
  line-height: 1;
}

.control-status {
  grid-column: 2 / 4;
  min-height: 18px;
  margin: -6px 0 0;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 650;
  line-height: 1.3;
}

.control-status.error {
  color: var(--danger);
}

.control-status.ok {
  color: var(--ok);
}

.workspace {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(330px, 390px);
  gap: 18px;
  align-items: start;
}

.schedule-column,
.booking-panel,
.settings-card {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--paper);
  box-shadow: var(--soft-shadow);
}

.schedule-column {
  padding: 14px;
}

.booking-panel {
  position: sticky;
  top: 96px;
  padding: 18px;
}

.settings-card {
  display: grid;
  gap: 14px;
  padding: 18px;
}

.section-heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.section-heading span {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 700;
}

.schedule-grid {
  display: grid;
  gap: 8px;
}

.empty-schedule {
  display: grid;
  gap: 5px;
  border: 1px dashed var(--line-strong);
  border-radius: 10px;
  background: var(--panel);
  padding: 22px;
  color: var(--muted);
}

.empty-schedule strong {
  color: var(--ink);
  font-size: 1rem;
}

.slot-card {
  display: grid;
  grid-template-columns: 112px minmax(0, 1fr) 88px;
  gap: 12px;
  align-items: stretch;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--paper);
  padding: 10px;
  text-align: left;
  cursor: pointer;
  transition: border-color 140ms ease, box-shadow 140ms ease, transform 140ms ease;
}

.slot-card:hover {
  border-color: var(--line-strong);
  box-shadow: 0 8px 18px rgba(22, 27, 34, 0.08);
  transform: translateY(-1px);
}

.slot-card.selected {
  border-color: var(--signal);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--signal) 18%, transparent);
}

.slot-card.full {
  background: color-mix(in srgb, var(--danger) 5%, var(--paper));
}

.slot-time {
  display: grid;
  align-content: center;
  gap: 4px;
}

.slot-time strong {
  font-size: 1.12rem;
  line-height: 1;
}

.slot-time span,
.slot-count span,
.booking-meta {
  color: var(--muted);
  font-size: 0.74rem;
  font-weight: 700;
  text-transform: uppercase;
}

.slot-bookings {
  display: flex;
  flex-wrap: wrap;
  align-content: center;
  gap: 7px;
  min-width: 0;
}

.booking-chip {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 6px 8px;
  max-width: 340px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  padding: 7px 9px;
}

.booking-chip.cancelled {
  opacity: 0.5;
  text-decoration: line-through;
}

.booking-title {
  min-width: 0;
  color: var(--ink);
  font-weight: 800;
  overflow-wrap: anywhere;
}

.party-badge {
  display: inline-flex;
  width: max-content;
  border-radius: 999px;
  background: var(--steel);
  color: white;
  padding: 3px 7px;
  font-size: 0.66rem;
  font-weight: 800;
  text-transform: uppercase;
}

.chip-actions {
  grid-column: 1 / -1;
  display: flex;
  gap: 6px;
}

.chip-actions button {
  min-height: 28px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: var(--paper);
  color: var(--ink);
  padding: 0 8px;
  font-size: 0.72rem;
  font-weight: 800;
}

.slot-count {
  min-width: 82px;
  display: grid;
  place-items: center;
  border-radius: 9px;
  background: var(--steel);
  color: white;
  padding: 9px;
}

.slot-card.full .slot-count {
  background: var(--danger);
}

.slot-count strong {
  font-size: 1.45rem;
  line-height: 1;
}

.slot-count span {
  color: rgba(255, 255, 255, 0.78);
}

.booking-panel form,
.settings-grid,
.password-strip {
  display: grid;
  gap: 14px;
}

.two-up,
.settings-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.segmented {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: var(--panel);
  padding: 3px;
}

.segmented label {
  display: block;
}

.segmented input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.segmented span {
  display: grid;
  place-items: center;
  min-height: 38px;
  border-radius: 7px;
  color: var(--muted);
  font-weight: 800;
}

.segmented input:checked + span {
  background: var(--paper);
  color: var(--signal-dark);
  box-shadow: 0 4px 12px rgba(22, 27, 34, 0.08);
}

.check-row {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  font-size: 0.9rem;
}

.check-row input {
  width: 18px;
  min-height: 18px;
}

.field-warning {
  margin: -7px 0 0;
  border: 1px solid color-mix(in srgb, var(--danger) 35%, var(--line));
  border-radius: 8px;
  background: color-mix(in srgb, var(--danger) 8%, var(--paper));
  color: var(--danger);
  padding: 9px 10px;
  font-size: 0.84rem;
  font-weight: 750;
  line-height: 1.3;
}

.status-line {
  min-height: 20px;
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 700;
}

.status-line.error {
  color: var(--danger);
}

.status-line.ok {
  color: var(--ok);
}

.settings-screen {
  display: grid;
  gap: 18px;
  margin-top: 18px;
}

.settings-hero {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: end;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--paper);
  padding: 18px;
  box-shadow: var(--soft-shadow);
}

.settings-hero h2 {
  font-size: clamp(1.6rem, 3vw, 2.25rem);
}

.settings-hero p {
  max-width: 480px;
  color: var(--muted);
  font-weight: 650;
  line-height: 1.45;
}

.settings-grid {
  align-items: start;
}

.settings-fields {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.weekly-schedule {
  display: grid;
  gap: 8px;
}

.weekly-row {
  display: grid;
  grid-template-columns: 110px 96px repeat(4, minmax(118px, 1fr));
  gap: 10px;
  align-items: end;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--panel);
  padding: 10px;
}

.weekly-row > strong {
  align-self: center;
  color: var(--ink);
  font-size: 0.92rem;
}

.compact-check {
  min-height: 42px;
  align-self: end;
}

.override-builder {
  display: grid;
  grid-template-columns: minmax(150px, 180px) minmax(220px, 1fr) 100px repeat(4, minmax(110px, 1fr)) auto;
  gap: 10px;
  align-items: end;
}

.override-closed {
  min-height: 42px;
}

.override-list {
  display: grid;
  gap: 8px;
}

.override-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--panel);
  padding: 10px;
}

.override-row span {
  display: grid;
  gap: 2px;
}

.override-row em {
  color: var(--ink);
  font-style: normal;
  font-weight: 800;
}

.override-row small {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
}

.wide-field {
  grid-column: 1 / -1;
}

.logo-upload-row {
  display: grid;
  grid-template-columns: minmax(220px, 1fr) minmax(150px, 220px) auto;
  gap: 10px 12px;
  align-items: end;
}

.logo-upload-row .status-line {
  grid-column: 1 / -1;
}

.logo-preview {
  display: grid;
  gap: 6px;
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--panel);
  padding: 8px;
}

.logo-preview img {
  width: 100%;
  max-height: 76px;
  object-fit: contain;
  border-radius: 7px;
  background: #ffffff;
}

.logo-preview figcaption {
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 800;
  text-align: center;
  text-transform: uppercase;
}

.theme-picker {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.theme-option {
  position: relative;
  min-height: 128px;
  display: grid;
  align-content: start;
  gap: 8px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--paper);
  padding: 12px;
  cursor: pointer;
  transition: border-color 140ms ease, box-shadow 140ms ease, transform 140ms ease;
}

.theme-option:hover {
  transform: translateY(-1px);
  box-shadow: var(--soft-shadow);
}

.theme-option input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.theme-option strong {
  color: var(--ink);
  font-size: 0.94rem;
  font-weight: 850;
}

.theme-option small {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 650;
  line-height: 1.3;
}

.theme-option:has(input:checked) {
  border-color: var(--signal);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--signal) 18%, transparent);
}

.theme-swatch {
  display: flex;
  height: 32px;
  overflow: hidden;
  border-radius: 8px;
  border: 1px solid rgba(0, 0, 0, 0.12);
}

.theme-swatch i {
  flex: 1;
}

.theme-laser .theme-swatch i:nth-child(1) { background: #17191f; }
.theme-laser .theme-swatch i:nth-child(2) { background: #d7dce5; }
.theme-laser .theme-swatch i:nth-child(3) { background: #df1f35; }
.theme-daylight .theme-swatch i:nth-child(1) { background: #172033; }
.theme-daylight .theme-swatch i:nth-child(2) { background: #edf4f7; }
.theme-daylight .theme-swatch i:nth-child(3) { background: #f0b429; }
.theme-arcade .theme-swatch i:nth-child(1) { background: #253858; }
.theme-arcade .theme-swatch i:nth-child(2) { background: #15b8d4; }
.theme-arcade .theme-swatch i:nth-child(3) { background: #d94b4b; }
.theme-coastal .theme-swatch i:nth-child(1) { background: #1f4c5c; }
.theme-coastal .theme-swatch i:nth-child(2) { background: #129c8b; }
.theme-coastal .theme-swatch i:nth-child(3) { background: #ffffff; }

.settings-save {
  display: flex;
  align-items: center;
  gap: 14px;
}

.password-strip {
  grid-template-columns: 150px minmax(220px, 1fr) auto minmax(180px, 1fr);
  align-items: end;
}

.password-card {
  margin-top: 0;
}

@media (max-width: 1060px) {
  .workspace {
    grid-template-columns: 1fr;
  }

  .booking-panel {
    position: static;
  }

  .theme-picker {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .weekly-row {
    grid-template-columns: 120px 100px repeat(2, minmax(130px, 1fr));
  }

  .override-builder {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 900px) {
  .topbar {
    display: grid;
    align-items: start;
  }

  .control-band {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .capacity-meter {
    grid-column: auto;
    grid-row: auto;
    justify-self: stretch;
  }

  .control-status {
    grid-column: 1 / -1;
  }

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

  .settings-hero {
    display: grid;
  }
}

@media (max-width: 680px) {
  .desk-shell {
    padding: 12px;
  }

  .topbar {
    margin: -12px -12px 0;
    padding: 14px 12px;
  }

  .topbar-actions {
    width: 100%;
    align-items: stretch;
  }

  .topbar-actions > * {
    flex: 1;
  }

  .control-band,
  .settings-grid,
  .two-up,
  .password-strip,
  .settings-fields,
  .theme-picker,
  .weekly-row,
  .override-builder {
    grid-template-columns: 1fr;
  }

  .slot-card {
    grid-template-columns: 1fr;
  }

  .slot-count {
    place-items: start;
  }

  .booking-chip {
    grid-template-columns: 1fr;
  }

  .wide-field {
    grid-column: auto;
  }

  .settings-save {
    display: grid;
  }

  .logo-upload-row {
    grid-template-columns: 1fr;
  }

  .override-row {
    display: grid;
  }
}