:root {
  --bg: #06111f;
  --bg-soft: #0c1b31;
  --panel: rgba(10, 24, 43, 0.8);
  --panel-strong: #0c1d33;
  --panel-border: rgba(139, 191, 255, 0.12);
  --text: #f3f7ff;
  --muted: #8ea4c5;
  --available: #2f8cff;
  --available-soft: #1f3a72;
  --selected: #7ed4ff;
  --reserved: #ef4a5d;
  --reserved-soft: #5b1820;
  --stage: #e6edf8;
  --gold: #f3c36b;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.38);
  --radius-xl: 32px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --radius-sm: 12px;
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background:
    radial-gradient(circle at top left, rgba(49, 113, 255, 0.28), transparent 26%),
    radial-gradient(circle at top right, rgba(239, 74, 93, 0.18), transparent 18%),
    linear-gradient(180deg, #040a13 0%, #081425 48%, #0a1728 100%);
}

body {
  position: relative;
  margin: 0;
  min-height: 100vh;
  font-family: "Manrope", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(49, 113, 255, 0.28), transparent 26%),
    radial-gradient(circle at top right, rgba(239, 74, 93, 0.18), transparent 18%),
    linear-gradient(180deg, #040a13 0%, #081425 48%, #0a1728 100%);
  overscroll-behavior-y: none;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(circle at top left, rgba(49, 113, 255, 0.28), transparent 26%),
    radial-gradient(circle at top right, rgba(239, 74, 93, 0.18), transparent 18%),
    linear-gradient(180deg, #040a13 0%, #081425 48%, #0a1728 100%);
  pointer-events: none;
}

button,
input,
textarea {
  font: inherit;
}

.hidden {
  display: none !important;
}

.page-shell {
  width: min(1600px, calc(100% - 28px));
  margin: 0 auto;
  padding: 20px 0 28px;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--gold);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-weight: 800;
  font-size: 0.78rem;
}

.card-heading h2 {
  margin: 0;
  font-family: "Unbounded", sans-serif;
  letter-spacing: -0.04em;
}

.legend,
.form-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.legend {
  justify-content: flex-end;
  color: var(--muted);
  font-size: 0.92rem;
}

.legend span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.legend-dot {
  width: 14px;
  height: 14px;
  border-radius: 999px;
}

.legend-dot.available {
  background: var(--available);
}

.legend-dot.reserved {
  background: var(--reserved);
}

.legend-dot.selected {
  background: var(--selected);
}

.button {
  border: 0;
  border-radius: 999px;
  padding: 12px 18px;
  font-weight: 800;
  cursor: pointer;
  transition: transform 140ms ease, opacity 140ms ease, box-shadow 140ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none;
}

.button-primary {
  color: #fff;
  background: linear-gradient(135deg, #328bff, #1958d8);
  box-shadow: 0 14px 34px rgba(29, 96, 218, 0.3);
}

.button-secondary {
  color: var(--text);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.button-danger {
  color: #fff;
  background: linear-gradient(135deg, #ff6a77, #cc2239);
  box-shadow: 0 14px 34px rgba(204, 34, 57, 0.24);
}

.floating-controls {
  position: fixed;
  top: 14px;
  right: 14px;
  z-index: 50;
  display: flex;
  gap: 10px;
  align-items: center;
}

.app-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  align-items: start;
  justify-items: center;
}

body.admin-active .app-layout {
  grid-template-columns: minmax(0, 1fr) 340px;
  justify-items: stretch;
}

.hall-panel,
.sidebar-card,
.login-card {
  border-radius: var(--radius-xl);
  border: 1px solid var(--panel-border);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0.01)),
    var(--panel);
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow);
}

.hall-panel {
  padding: 0;
  width: 100%;
  max-width: 1220px;
  overflow: hidden;
}

.hall-wrapper {
  overflow: auto;
  border-radius: inherit;
  padding: 72px 18px 32px;
  background:
    radial-gradient(circle at top center, rgba(60, 97, 141, 0.2), transparent 36%),
    linear-gradient(180deg, rgba(6, 15, 26, 0.92), rgba(12, 28, 49, 0.92));
}

.hall-stage {
  width: min(740px, 88%);
  margin: 0 auto 18px;
  text-align: center;
  padding: 16px 26px;
  border-radius: 999px;
  background: linear-gradient(180deg, rgba(233, 242, 255, 0.96), rgba(182, 201, 226, 0.92));
  color: #213754;
  font-family: "Unbounded", sans-serif;
  font-size: 1.5rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  box-shadow: inset 0 -6px 16px rgba(80, 104, 133, 0.22);
}

.hall-legend {
  justify-content: center;
  margin-bottom: 24px;
}

.hall-map {
  min-width: 920px;
  display: flex;
  flex-direction: column;
  gap: 26px;
  width: max-content;
  margin: 0 auto;
}

.row-walkway {
  height: 26px;
}

.section-block {
  display: flex;
  flex-direction: column;
  gap: 11px;
}

.section-title,
.balcony-title {
  text-align: center;
  font-family: "Unbounded", sans-serif;
  font-size: 1.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(243, 246, 255, 0.92);
}

.row {
  display: grid;
  grid-template-columns: 88px auto;
  align-items: center;
  gap: 12px;
  justify-content: center;
}

.row-label {
  color: #dce8fb;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.row-seats {
  display: grid;
  grid-template-columns: repeat(var(--seat-columns), 17px);
  grid-auto-rows: 34px;
  gap: 6px;
  align-items: center;
  justify-content: center;
}

.row-offset,
.gap {
  width: auto;
  height: 1px;
}

.seat,
.operator-booth {
  width: 34px;
  height: 34px;
  border-radius: 10px;
}

.seat {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(138, 182, 255, 0.24);
  background: linear-gradient(180deg, #42a1ff, #2265d9);
  color: #f8fbff;
  font-weight: 800;
  font-size: 0.85rem;
  box-shadow: inset 0 -3px 0 rgba(255, 255, 255, 0.16);
  cursor: pointer;
  transition: transform 120ms ease, box-shadow 120ms ease, filter 120ms ease;
}

.seat:hover {
  transform: translateY(-2px);
  filter: brightness(1.05);
}

.seat.selected {
  outline: 2px solid rgba(126, 212, 255, 0.92);
  outline-offset: 2px;
}

.seat.reserved {
  background: linear-gradient(180deg, #ff6778, #d1263f);
  border-color: rgba(255, 157, 171, 0.28);
}

.operator-booth {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: auto;
  min-width: 0;
  padding: 0 8px;
  color: rgba(243, 246, 255, 0.72);
  background: rgba(255, 255, 255, 0.06);
  border: 1px dashed rgba(255, 255, 255, 0.16);
  font-size: 0.74rem;
  text-transform: lowercase;
}

.admin-sidebar {
  display: flex;
  flex-direction: column;
  gap: 14px;
  position: sticky;
  top: 18px;
}

.sidebar-card {
  padding: 16px;
}

.card-heading {
  margin-bottom: 12px;
}

.card-heading h2 {
  font-size: 1.02rem;
}

.seat-summary,
.reserved-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.empty-state {
  color: var(--muted);
  line-height: 1.55;
}

.seat-meta {
  padding: 12px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.seat-meta strong {
  display: block;
  margin-bottom: 4px;
  font-size: 0.94rem;
}

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

.booking-form,
.login-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.booking-form label,
.login-card label,
.search-field {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-weight: 700;
}

.booking-form input,
.booking-form textarea,
.login-card input,
.search-field input {
  width: 100%;
  border: 1px solid rgba(159, 190, 246, 0.12);
  border-radius: 14px;
  padding: 11px 12px;
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
  outline: none;
}

.booking-form textarea {
  min-height: 88px;
  resize: vertical;
}

.reservations-toolbar {
  display: flex;
  justify-content: flex-start;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}

.compact-stat {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.06);
  color: var(--muted);
  font-size: 0.84rem;
}

.compact-stat strong {
  color: var(--text);
  font-size: 0.95rem;
}

.booking-form input:focus,
.booking-form textarea:focus,
.login-card input:focus,
.search-field input:focus {
  border-color: rgba(126, 212, 255, 0.38);
  box-shadow: 0 0 0 4px rgba(126, 212, 255, 0.12);
}

.reservation-item {
  padding: 10px 12px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.05);
  cursor: pointer;
  transition: background 120ms ease, border-color 120ms ease;
}

.reservation-item:hover,
.reservation-item.active {
  background: rgba(255, 255, 255, 0.09);
  border-color: rgba(126, 212, 255, 0.22);
}

.reservation-item strong {
  display: block;
  margin-bottom: 5px;
  font-size: 0.9rem;
}

.reservation-item p {
  margin: 0;
  color: var(--muted);
  line-height: 1.45;
  font-size: 0.84rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.reservations-card .reserved-list {
  max-height: min(58vh, 560px);
  overflow: auto;
  padding-right: 4px;
}

.reservations-card .reserved-list::-webkit-scrollbar,
.hall-wrapper::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

.reservations-card .reserved-list::-webkit-scrollbar-thumb,
.hall-wrapper::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.14);
  border-radius: 999px;
}

.reservations-card .reserved-list::-webkit-scrollbar-track,
.hall-wrapper::-webkit-scrollbar-track {
  background: transparent;
}

.login-dialog {
  width: min(420px, calc(100% - 24px));
  border: 0;
  background: transparent;
  padding: 0;
}

.login-dialog::backdrop {
  background: rgba(3, 8, 14, 0.62);
  backdrop-filter: blur(8px);
}

.login-card {
  padding: 24px;
}

.login-copy,
.login-error {
  margin: 0;
  line-height: 1.55;
}

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

.login-error {
  min-height: 1.3em;
  color: #ff93a0;
  font-weight: 700;
}

@media (max-width: 1240px) {
  .app-layout {
    grid-template-columns: 1fr;
    justify-items: stretch;
  }

  body.admin-active .app-layout {
    grid-template-columns: 1fr;
  }

  .admin-sidebar {
    position: static;
    max-width: 860px;
    margin: 0 auto;
    width: 100%;
  }
}

@media (max-width: 760px) {
  .page-shell {
    width: min(100% - 18px, 1600px);
    padding-top: 18px;
  }

  .hall-panel,
  .sidebar-card {
    padding: 16px;
  }

  .floating-controls {
    position: static;
    top: auto;
    right: 10px;
    left: 10px;
    justify-content: flex-end;
    margin: 0 0 10px;
  }

  .legend,
  .form-actions {
    justify-content: center;
  }

  .hall-wrapper {
    padding: 60px 12px 20px;
  }

  .hall-map {
    min-width: 760px;
  }

  .row-walkway {
    height: 20px;
  }

  .row {
    grid-template-columns: 76px auto;
  }

  .seat,
  .gap {
    width: 30px;
    height: 30px;
    font-size: 0.76rem;
  }

  .row-seats {
    grid-template-columns: repeat(var(--seat-columns), 15px);
    grid-auto-rows: 30px;
  }

  .operator-booth {
    min-width: 0;
    font-size: 0.68rem;
  }
}

@media (max-width: 520px) {
  body::before {
    display: none;
  }

  .page-shell {
    width: 100%;
    padding: 12px 0 20px;
  }

  .hall-panel,
  .sidebar-card,
  .login-card {
    backdrop-filter: none;
    box-shadow: none;
  }

  .seat,
  .button {
    transition: none;
  }

  .legend {
    justify-content: center;
    font-size: 0.82rem;
  }

  .hall-panel {
    width: 100%;
  }

  .floating-controls {
    left: 8px;
    right: 8px;
    margin: 0 0 8px;
  }

  .floating-controls .button {
    padding: 10px 14px;
    font-size: 0.82rem;
  }

  .hall-stage {
    width: 100%;
    padding: 10px 12px;
    font-size: 0.96rem;
    letter-spacing: 0.08em;
  }

  .hall-legend {
    gap: 8px;
    margin-bottom: 14px;
    font-size: 0.72rem;
  }

  .hall-map {
    min-width: 100%;
    width: 100%;
    gap: 14px;
  }

  .row-walkway {
    height: 12px;
  }

  .section-title,
  .balcony-title {
    font-size: 1rem;
  }

  .row {
    grid-template-columns: 44px auto;
    gap: 5px;
    justify-content: center;
  }

  .row-label {
    font-size: 0.54rem;
    letter-spacing: 0.02em;
  }

  .row-seats {
    grid-template-columns: repeat(var(--seat-columns), 6.45px);
    grid-auto-rows: 18px;
    gap: 1px;
  }

  .seat {
    width: 14px;
    height: 18px;
    border-radius: 4px;
    font-size: 0.5rem;
    box-shadow: inset 0 -1px 0 rgba(255, 255, 255, 0.12);
  }

  .operator-booth {
    font-size: 0.48rem;
    padding: 0 3px;
    border-radius: 4px;
    height: 18px;
    letter-spacing: 0.01em;
  }

  .hall-wrapper {
    overflow-x: hidden;
    padding: 56px 8px calc(34px + env(safe-area-inset-bottom));
  }

  .hall-panel {
    border-radius: 24px;
  }

  .hall-map {
    padding-bottom: 10px;
  }
}