:root {
  --bg: #f2ede2;
  --panel: rgba(255, 249, 240, 0.92);
  --panel-strong: #fffaf2;
  --ink: #1f2320;
  --muted: #6d6d62;
  --line: rgba(31, 35, 32, 0.12);
  --accent: #0d5c63;
  --accent-soft: rgba(13, 92, 99, 0.12);
  --warm: #c46d3b;
  --warm-soft: rgba(196, 109, 59, 0.15);
  --danger: #8e3b46;
  --success: #2d6a4f;
  --booked: #e7ddd2;
  --shadow: 0 24px 50px rgba(43, 37, 29, 0.12);
  --radius-xl: 28px;
  --radius-lg: 20px;
  --radius-md: 14px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  font-family: Georgia, 'Times New Roman', serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(196, 109, 59, 0.18), transparent 30%),
    radial-gradient(circle at top right, rgba(13, 92, 99, 0.12), transparent 28%),
    linear-gradient(180deg, #f8f1e5 0%, #efe5d5 55%, #ede6db 100%);
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.08) 1px, transparent 1px);
  background-size: 36px 36px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.8), transparent 90%);
}

button,
input,
select {
  font: inherit;
}

button {
  cursor: pointer;
  border: none;
}

.hidden {
  display: none !important;
}

.app-shell {
  position: relative;
  z-index: 1;
  max-width: 1400px;
  margin: 0 auto;
  padding: 32px 20px 48px;
}

.panel {
  background: var(--panel);
  backdrop-filter: blur(14px);
  border: 1px solid rgba(255, 255, 255, 0.55);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
}

.gate {
  min-height: calc(100vh - 80px);
  display: grid;
  place-items: center;
}

.gate-card {
  width: min(480px, 100%);
  padding: 36px;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.74rem;
  color: var(--warm);
  margin: 0 0 10px;
}

h1,
h2,
h3,
p {
  margin: 0;
}

.gate-card h1,
.hero h1 {
  font-size: clamp(2rem, 4vw, 3.4rem);
  line-height: 0.94;
  letter-spacing: -0.04em;
}

.subtitle {
  margin-top: 14px;
  color: var(--muted);
  line-height: 1.5;
}

.gate-form {
  display: grid;
  gap: 14px;
  margin-top: 26px;
}

label {
  display: grid;
  gap: 7px;
  font-size: 0.95rem;
}

.input,
.select {
  width: 100%;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.82);
  padding: 12px 14px;
  color: var(--ink);
}

.input:focus,
.select:focus {
  outline: 2px solid rgba(13, 92, 99, 0.25);
  border-color: rgba(13, 92, 99, 0.35);
}

.btn {
  border-radius: 999px;
  padding: 12px 18px;
  transition: transform 160ms ease, box-shadow 160ms ease, opacity 160ms ease;
}

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

.btn:disabled {
  cursor: wait;
  opacity: 0.7;
}

.btn-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--accent), #11444a);
  box-shadow: 0 14px 30px rgba(13, 92, 99, 0.24);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.76);
  border: 1px solid var(--line);
  color: var(--ink);
}

.admin-access-btn {
  align-self: flex-start;
  border-radius: 999px;
  padding: 7px 12px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(31, 35, 32, 0.1);
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
  white-space: nowrap;
  transition: transform 160ms ease, color 160ms ease, border-color 160ms ease;
}

.admin-access-btn:hover {
  color: var(--accent);
  border-color: rgba(13, 92, 99, 0.26);
  transform: translateY(-1px);
}

.btn-danger {
  color: #fff;
  background: linear-gradient(135deg, var(--danger), #6d2b34);
  box-shadow: 0 14px 30px rgba(142, 59, 70, 0.22);
}

.error-text {
  color: var(--danger);
  font-size: 0.92rem;
}

.app-header {
  display: grid;
  gap: 18px;
}

.hero {
  padding: 32px;
  display: grid;
  gap: 22px;
}

.hero-top,
.toolbar,
.legend,
.status-row,
.slot-head,
.slot-devices,
.device-card footer,
.modal-head,
.modal-actions,
.week-nav {
  display: flex;
  align-items: center;
}

.hero-top,
.toolbar {
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
}

.meta-pill,
.legend-item,
.status-pill,
.day-chip,
.booking-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border-radius: 999px;
  padding: 8px 12px;
  font-size: 0.88rem;
}

.meta-pill,
.legend-item,
.day-chip {
  background: rgba(255, 255, 255, 0.62);
  border: 1px solid rgba(31, 35, 32, 0.08);
}

.hero-copy {
  max-width: 740px;
}

.toolbar {
  padding: 0 32px 28px;
}

.legend,
.status-row,
.week-nav,
.modal-actions {
  gap: 10px;
  flex-wrap: wrap;
}

.week-note {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.legend-dot,
.status-dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: currentColor;
}

.main-grid {
  margin-top: 26px;
  display: grid;
  gap: 18px;
}

.info-panel {
  padding: 24px;
}

.info-panel h2 {
  font-size: 1.4rem;
}

.week-card {
  padding: 18px;
}

.admin-card {
  max-width: 820px;
  padding: 18px;
}

.admin-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  padding: 10px;
}

.admin-form .modal-actions,
.admin-form .error-text {
  grid-column: 1 / -1;
}

.week-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  padding: 10px 10px 18px;
}

.week-header h2 {
  font-size: 1.4rem;
}

.day-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 16px;
  align-items: start;
}

.day-card {
  background: var(--panel-strong);
  border: 1px solid rgba(31, 35, 32, 0.08);
  border-radius: var(--radius-lg);
  padding: 16px;
  display: grid;
  gap: 12px;
  min-width: 0;
  align-self: start;
}

.day-card.today {
  border-color: rgba(13, 92, 99, 0.42);
  box-shadow: inset 0 0 0 1px rgba(13, 92, 99, 0.18);
}

.day-card.today .day-chip {
  background: var(--accent-soft);
  color: var(--accent);
}

.day-head {
  display: grid;
  gap: 8px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(31, 35, 32, 0.08);
}

.day-head h3 {
  font-size: 1.3rem;
}

.day-subtitle {
  color: var(--muted);
  font-size: 0.92rem;
}

.slot-list {
  display: grid;
  gap: 10px;
  position: relative;
  isolation: isolate;
}

.slot-card {
  position: relative;
  min-width: 0;
  border: 1px solid rgba(31, 35, 32, 0.08);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.78);
  display: grid;
  gap: 0;
  border-left: 5px solid var(--slot-accent, rgba(31, 35, 32, 0.18));
}

.slot-card.expanded {
  background: rgba(255, 255, 255, 0.9);
}

.slot-toggle {
  width: 100%;
  min-width: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 12px;
  background: transparent;
  text-align: left;
}

.slot-head {
  display: grid;
  gap: 8px;
}

.slot-title {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: fit-content;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 0.94rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--slot-accent, var(--ink));
  background: var(--slot-accent-soft, rgba(31, 35, 32, 0.08));
}

.status-pill.available {
  background: rgba(45, 106, 79, 0.12);
  color: var(--success);
}

.status-pill.booked {
  background: rgba(142, 59, 70, 0.11);
  color: var(--danger);
}

.device-lines {
  display: grid;
  gap: 8px;
  padding: 0 12px 12px;
}

.device-line {
  min-width: 0;
  display: grid;
  gap: 10px;
  border-radius: 12px;
  padding: 10px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(31, 35, 32, 0.07);
}

.device-line-top,
.device-line-actions {
  min-width: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
}

.booked-actions {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-width: 0;
  flex-shrink: 0;
}

.device-line-name {
  min-width: 0;
  font-size: 0.95rem;
  font-weight: 700;
}

.device-line.is-booked-line {
  background: rgba(142, 59, 70, 0.06);
  position: relative;
  z-index: 0;
}

.device-line.is-booked-line:hover,
.device-line.is-booked-line:focus-visible {
  z-index: 30;
}

.device-line.is-booked-line:focus-visible {
  outline: 2px solid rgba(142, 59, 70, 0.22);
  outline-offset: 2px;
}

.device-line-status {
  border-radius: 999px;
  padding: 5px 10px;
  font-size: 0.86rem;
  font-weight: 700;
  white-space: nowrap;
}

.device-line-status.booked {
  background: rgba(142, 59, 70, 0.12);
  color: var(--danger);
  font-size: 0.8rem;
}

.booking-tooltip {
  position: absolute;
  left: 10px;
  right: 10px;
  top: calc(100% + 6px);
  z-index: 20;
  display: grid;
  gap: 6px;
  padding: 10px 12px;
  border-radius: 14px;
  background: rgba(255, 249, 240, 0.96);
  border: 1px solid rgba(31, 35, 32, 0.08);
  color: var(--ink);
  font-size: 0.94rem;
  line-height: 1.35;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.booking-tooltip strong {
  margin-right: 6px;
}

.device-line.is-booked-line:hover .booking-tooltip,
.device-line.is-booked-line:focus-visible .booking-tooltip {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.mini-book-btn {
  border-radius: 999px;
  padding: 5px 12px;
  background: rgba(45, 106, 79, 0.12);
  color: var(--success);
  font-weight: 700;
  border: 1px solid rgba(45, 106, 79, 0.08);
  flex-shrink: 0;
}

.mini-cancel-icon {
  width: 28px;
  height: 28px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 0;
  background: rgba(142, 59, 70, 0.12);
  color: var(--danger);
  font-size: 1rem;
  line-height: 1;
  font-weight: 700;
  border: 1px solid rgba(142, 59, 70, 0.08);
}

.modal-root {
  position: fixed;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: rgba(25, 20, 16, 0.44);
  backdrop-filter: blur(8px);
  z-index: 10;
}

.modal-root.open {
  display: flex;
}

.modal {
  width: min(520px, 100%);
  padding: 28px;
  background: #fff9f0;
  border-radius: 24px;
  box-shadow: var(--shadow);
  display: grid;
  gap: 18px;
}

.modal-head {
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
}

.modal-head h2 {
  font-size: 1.65rem;
}

.icon-btn {
  width: 42px;
  height: 42px;
  border-radius: 999px;
  background: rgba(31, 35, 32, 0.06);
}

.form-grid {
  display: grid;
  gap: 14px;
}

.context-box {
  border-radius: 16px;
  padding: 14px;
  background: rgba(13, 92, 99, 0.08);
  color: var(--ink);
  display: grid;
  gap: 6px;
}

.helper-text {
  color: var(--muted);
  font-size: 0.9rem;
}

.toast-stack {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 12;
  display: grid;
  gap: 10px;
}

.toast {
  min-width: 260px;
  max-width: 340px;
  padding: 14px 16px;
  border-radius: 16px;
  color: #fff;
  box-shadow: var(--shadow);
  animation: slide-up 220ms ease;
}

.toast.success {
  background: linear-gradient(135deg, #2d6a4f, #1f513b);
}

.toast.error {
  background: linear-gradient(135deg, #8e3b46, #6d2b34);
}

@keyframes slide-up {
  from {
    opacity: 0;
    transform: translateY(10px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 1200px) {
  .day-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 820px) {
  .app-shell {
    padding: 18px 14px 34px;
  }

  .hero,
  .toolbar,
  .week-card,
  .gate-card,
  .modal {
    padding-left: 18px;
    padding-right: 18px;
  }

  .day-grid,
  .admin-form,
  .device-lines {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  .day-grid {
    grid-template-columns: 1fr;
  }

  .hero-top,
  .toolbar,
  .slot-toggle,
  .device-line-top,
  .modal-head {
    align-items: flex-start;
    flex-direction: column;
  }

  .toast-stack {
    left: 14px;
    right: 14px;
  }

  .toast {
    min-width: 0;
    max-width: none;
  }
}