:root {
  --bg: #14171c;
  --card: #1d2128;
  --card-edge: #2a2f38;
  --text: #edeff2;
  --muted: #8b92a0;
  --available: #5cd6a9;
  --available-dim: #1f3a34;
  --busy: #e8735a;
  --busy-dim: #3a2620;
  --accent: #7c9eff;
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  min-height: 100%;
}

.scene {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 3.5rem 1.5rem 3rem;
}

/* overall two-column layout */

.dashboard {
  width: 100%;
  max-width: 780px;
  display: grid;
  grid-template-columns: 1fr 260px;
  gap: 2.5rem;
  align-items: start;
}

.main-col {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.side-col {
  display: flex;
  flex-direction: column;
  gap: 1.8rem;
  padding-top: 0.5rem;
}

@media (max-width: 720px) {
  .dashboard {
    grid-template-columns: 1fr;
  }
  .side-col {
    padding-top: 0;
  }
}

/* the door-hanger sign */

.hook {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border: 3px solid var(--card-edge);
  background: var(--bg);
}

.chain {
  width: 2px;
  height: 28px;
  background: repeating-linear-gradient(
    to bottom,
    var(--card-edge) 0,
    var(--card-edge) 4px,
    transparent 4px,
    transparent 8px
  );
}

.sign {
  width: min(340px, 100%);
  perspective: 1000px;
}

.sign-face {
  background: var(--card);
  border: 1px solid var(--card-edge);
  border-radius: 18px;
  padding: 2.2rem 2rem;
  text-align: center;
  box-shadow: 0 24px 60px -20px rgba(0, 0, 0, 0.6);
  transition: background 0.5s ease, border-color 0.5s ease;
  transform-origin: top center;
}

.sign-face.flipping {
  animation: flip 0.5s ease;
}

@keyframes flip {
  0% { transform: rotateX(0deg); }
  50% { transform: rotateX(90deg); }
  100% { transform: rotateX(0deg); }
}

.eyebrow {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.75rem;
}

.verdict {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  margin: 0 0 0.6rem;
  letter-spacing: -0.01em;
}

.sign-face.available .verdict { color: var(--available); }
.sign-face.busy .verdict { color: var(--busy); }

.sign-face.available {
  background: linear-gradient(180deg, var(--available-dim), var(--card) 70%);
  border-color: rgba(92, 214, 169, 0.35);
}

.sign-face.busy {
  background: linear-gradient(180deg, var(--busy-dim), var(--card) 70%);
  border-color: rgba(232, 115, 90, 0.35);
}

.detail {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--muted);
  margin: 0;
  min-height: 1.2em;
}

/* today section (below the sign, always visible) */

.today-section {
  width: min(340px, 100%);
  margin-top: 2.2rem;
}

.main-col > details.today-section {
  margin-top: 1.8rem;
}

/* shared section title style, used by "Today" and the shift panel labels */

.side-title {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--muted);
  margin: 0 0 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* collapsible shift sections */

.shift-section {
  margin: 0;
}

.shift-section > summary.side-title {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  user-select: none;
}

.shift-section > summary.side-title::-webkit-details-marker {
  display: none;
}

.shift-section > summary.side-title::before {
  content: '';
  width: 0;
  height: 0;
  border-left: 5px solid var(--muted);
  border-top: 4px solid transparent;
  border-bottom: 4px solid transparent;
  transition: transform 0.2s ease;
}

.shift-section[open] > summary.side-title::before {
  transform: rotate(90deg);
}

.shift-section .event-list {
  margin-top: 0.8rem;
}

/* shared event list styling */

.event-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.event-item {
  background: var(--card);
  border: 1px solid var(--card-edge);
  border-radius: 12px;
  padding: 0.7rem 0.9rem;
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.event-item-title {
  font-size: 0.85rem;
  color: var(--text);
}

.event-item-time {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--muted);
}

.agenda-empty {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--muted);
  padding: 0.3rem 0.1rem;
  margin: 0;
}

/* right-side shift panel */

.shift-section .event-list {
  gap: 0.5rem;
}

#next-shift-wrap .event-item {
  border-color: rgba(124, 158, 255, 0.4);
  background: linear-gradient(180deg, rgba(124, 158, 255, 0.12), var(--card) 70%);
}

#next-shift-wrap .event-item-time {
  color: var(--accent);
}

.footnote {
  margin-top: 3rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--muted);
  text-align: center;
}

/* request-an-event button */

.request-btn {
  margin-top: 2.2rem;
  width: min(340px, 100%);
  padding: 0.75rem 1rem;
  background: var(--card);
  border: 1px solid var(--card-edge);
  border-radius: 12px;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.request-btn:hover {
  border-color: var(--accent);
  background: linear-gradient(180deg, rgba(124, 158, 255, 0.1), var(--card) 70%);
}

/* modal */

.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(10, 12, 15, 0.7);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  z-index: 10;
}

.modal-backdrop[hidden] {
  display: none;
}

.modal {
  width: min(420px, 100%);
  background: var(--card);
  border: 1px solid var(--card-edge);
  border-radius: 18px;
  padding: 1.75rem;
  box-shadow: 0 24px 60px -20px rgba(0, 0, 0, 0.7);
}

.modal-title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  margin: 0 0 1.2rem;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  margin-bottom: 1rem;
  font-family: var(--font-body);
  font-size: 0.8rem;
  color: var(--muted);
}

.field input,
.field textarea {
  font-family: var(--font-body);
  font-size: 0.85rem;
  color: var(--text);
  background: var(--bg);
  border: 1px solid var(--card-edge);
  border-radius: 8px;
  padding: 0.55rem 0.7rem;
  outline: none;
  resize: vertical;
}

.field input:focus,
.field textarea:focus {
  border-color: var(--accent);
}

.modal-message {
  font-size: 0.8rem;
  margin: 0 0 1rem;
  font-family: var(--font-mono);
}

.modal-message.success { color: var(--available); }
.modal-message.error { color: var(--busy); }

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 0.6rem;
}

.btn-primary,
.btn-secondary {
  font-family: var(--font-body);
  font-size: 0.82rem;
  font-weight: 500;
  padding: 0.55rem 1.1rem;
  border-radius: 10px;
  cursor: pointer;
  border: 1px solid transparent;
}

.btn-primary {
  background: var(--accent);
  color: #10141c;
}

.btn-primary:disabled {
  opacity: 0.6;
  cursor: default;
}

.btn-secondary {
  background: transparent;
  border-color: var(--card-edge);
  color: var(--muted);
}

.btn-secondary:hover {
  color: var(--text);
  border-color: var(--muted);
}

@media (prefers-reduced-motion: reduce) {
  .sign-face.flipping { animation: none; }
}