/* ============================================================
   Two Days — a weekend guide
   Visual world: printed departures board meets a ticket stub.
   Paper ground, ink type, one stamp-red accent, tabular data.
   ============================================================ */

:root {
  --paper: #f2eee2;
  --paper-raised: #fbf9f3;
  --ink: #17140f;
  --ink-soft: #4a4437;
  --ink-faint: #8b8271;
  --rule: #d9d2bf;
  --rule-strong: #b7ad93;
  --accent: #c8401d;
  --accent-ink: #8c2b0f;
  --accent-soft: #f1ddd2;

  --cat-art: #6b4fa8;
  --cat-film: #256153;
  --cat-food: #c8401d;
  --cat-literature: #234e8c;
  --cat-music: #a66a0a;
  --cat-outdoors: #356b31;
  --cat-walks: #7a5a34;

  --font-display: -apple-system, "Segoe UI", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-body: -apple-system, "Segoe UI", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-mono: ui-monospace, "SF Mono", "Roboto Mono", Menlo, Consolas, "Liberation Mono", monospace;

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 3rem;
  --space-8: 4.5rem;

  --shadow-panel: -18px 0 48px rgba(23, 20, 15, 0.22);
  --shadow-panel-mobile: 0 -14px 40px rgba(23, 20, 15, 0.24);
  --radius: 10px;
}

* {
  box-sizing: border-box;
}

html {
  color-scheme: light;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

img,
svg {
  display: block;
  max-width: 100%;
}

::selection {
  background: var(--accent);
  color: var(--paper-raised);
}

/* Themed scrollbars: the browser chrome we didn't draw still carries the design */
* {
  scrollbar-color: var(--rule-strong) var(--paper);
  scrollbar-width: thin;
}
*::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}
*::-webkit-scrollbar-track {
  background: var(--paper);
}
*::-webkit-scrollbar-thumb {
  background: var(--rule-strong);
  border-radius: 6px;
  border: 2px solid var(--paper);
}

:focus {
  outline: none;
}
:focus-visible {
  outline: 2.5px solid var(--accent-ink);
  outline-offset: 3px;
  border-radius: 3px;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: auto;
  background: var(--ink);
  color: var(--paper);
  padding: var(--space-3) var(--space-4);
  z-index: 500;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  border-radius: 0 0 6px 0;
}
.skip-link:focus {
  left: 0;
  top: 0;
}

button {
  font: inherit;
  color: inherit;
  cursor: pointer;
}

.icon {
  width: 15px;
  height: 15px;
  flex: none;
}

/* ---------------- Masthead ---------------- */

.masthead {
  max-width: 1180px;
  margin: 0 auto;
  padding: var(--space-7) var(--space-6) var(--space-5);
}

.masthead__top {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-4);
  flex-wrap: wrap;
  border-bottom: 2px solid var(--ink);
  padding-bottom: var(--space-4);
}

.masthead__mark {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.25rem, 5vw, 3.4rem);
  letter-spacing: -0.03em;
  line-height: 1;
}

.masthead__mark-dot {
  color: var(--accent);
}

.masthead__dates {
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: 0.04em;
  color: var(--ink);
  white-space: nowrap;
}

.masthead__date {
  background: var(--ink);
  color: var(--paper-raised);
  padding: 0.3em 0.55em;
  border-radius: 4px;
}

.masthead__sep {
  color: var(--ink-faint);
}

.masthead__year {
  color: var(--ink-soft);
}

.masthead__tag {
  margin: var(--space-4) 0 0;
  max-width: 56ch;
  color: var(--ink-soft);
  font-size: 1.05rem;
  line-height: 1.55;
}

/* ---------------- Control bar ---------------- */

.control-bar {
  position: sticky;
  top: 0;
  z-index: 20;
  background: var(--paper);
  border-bottom: 1px solid var(--rule-strong);
  max-width: 1180px;
  margin: 0 auto;
  padding: var(--space-4) var(--space-6);
  display: flex;
  align-items: flex-end;
  gap: var(--space-5);
  flex-wrap: wrap;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.field label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.field--search {
  flex: 1 1 260px;
}

.field--search input,
.field--filter select {
  border: 1.5px solid var(--ink-soft);
  background: var(--paper-raised);
  color: var(--ink);
  border-radius: 7px;
  padding: 0.62rem 0.8rem;
  font-size: 0.98rem;
  font-family: var(--font-body);
}

.field--search input {
  width: 100%;
}

.field--search input::placeholder {
  color: var(--ink-soft);
}

.field--search input:hover,
.field--filter select:hover {
  border-color: var(--ink);
}

.field--search input:focus-visible,
.field--filter select:focus-visible {
  border-color: var(--accent-ink);
}

.field--filter select {
  min-width: 172px;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%234a4437' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.8rem center;
  padding-right: 2.1rem;
}

.saved-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  border: 1.5px solid var(--ink-soft);
  background: var(--paper-raised);
  color: var(--ink-soft);
  border-radius: 7px;
  padding: 0.62rem 1rem;
  font-size: 0.95rem;
  font-weight: 600;
  transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.saved-toggle .icon {
  color: var(--ink-faint);
  transition: color 0.15s ease;
}

.saved-toggle:hover {
  border-color: var(--ink);
  color: var(--ink);
}

.saved-toggle[aria-pressed="true"] {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--paper-raised);
}

.saved-toggle[aria-pressed="true"] .icon {
  color: var(--paper-raised);
}

/* ---------------- Main / result summary ---------------- */

main {
  max-width: 1180px;
  margin: 0 auto;
  padding: var(--space-6) var(--space-6) var(--space-8);
}

.result-summary {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin: 0 0 var(--space-5);
}

/* ---------------- Day groups & board rows ---------------- */

.day-group {
  margin-top: var(--space-7);
}
.day-group:first-child {
  margin-top: 0;
}

.day-heading {
  display: flex;
  align-items: baseline;
  gap: var(--space-3);
  margin: 0 0 var(--space-3);
  padding-bottom: var(--space-2);
  border-bottom: 1px solid var(--rule);
}

.day-heading__label {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.3rem;
  letter-spacing: -0.01em;
}

.day-heading__date {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--ink-soft);
  letter-spacing: 0.03em;
}

.board {
  list-style: none;
  margin: 0;
  padding: 0;
}

.board__row {
  position: relative;
  border-bottom: 1px solid var(--rule);
}

.board__trigger {
  width: 100%;
  display: grid;
  grid-template-columns: 6.5rem 1fr auto 4.75rem;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-2);
  background: transparent;
  border: none;
  text-align: left;
  border-radius: 6px;
}

.board__trigger:hover {
  background: var(--paper-raised);
}

.board__time {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 0.92rem;
  color: var(--ink-soft);
  white-space: nowrap;
}

.board__info {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  min-width: 0;
}

.board__title {
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
  color: var(--ink);
  overflow-wrap: break-word;
  text-wrap: balance;
}

.board__meta {
  font-size: 0.88rem;
  color: var(--ink-soft);
}

.board__saved-flag {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent-ink);
}

.board__tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.85rem;
  color: var(--ink-soft);
  white-space: nowrap;
}

.board__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--dot, var(--ink-faint));
  flex: none;
}

.board__price {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 0.92rem;
  font-weight: 600;
  text-align: right;
  color: var(--ink);
  white-space: nowrap;
}

/* ---------------- Empty state ---------------- */

.empty-state {
  text-align: center;
  padding: var(--space-7) var(--space-4);
  border: 1.5px dashed var(--rule-strong);
  border-radius: var(--radius);
  margin-top: var(--space-6);
}

.empty-state__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.3rem;
  margin: 0 0 var(--space-2);
}

.empty-state__body {
  color: var(--ink-soft);
  margin: 0 0 var(--space-4);
}

.empty-state__reset {
  background: var(--ink);
  color: var(--paper-raised);
  border: none;
  border-radius: 7px;
  padding: 0.65rem 1.2rem;
  font-weight: 600;
  font-size: 0.92rem;
}

.empty-state__reset:hover {
  background: var(--accent-ink);
}

/* ---------------- Detail dialog (the ticket) ---------------- */

.detail {
  position: fixed;
  inset: 0 0 0 auto;
  margin: 0;
  padding: 0;
  width: min(480px, 100vw);
  height: 100vh;
  max-height: 100vh;
  border: none;
  background: var(--paper-raised);
  color: var(--ink);
  box-shadow: var(--shadow-panel);
  transform: translateX(100%);
  transition: transform 0.32s cubic-bezier(0.22, 1, 0.36, 1);
}

.detail[open] {
  display: block;
}

.detail.is-visible {
  transform: translateX(0);
}

.detail::backdrop {
  background: rgba(23, 20, 15, 0.38);
  opacity: 0;
  transition: opacity 0.32s ease;
}

.detail.is-visible::backdrop {
  opacity: 1;
}

.detail__content {
  position: relative;
  height: 100%;
  overflow-y: auto;
  padding: var(--space-6) var(--space-6) var(--space-7);
}

.detail__close {
  position: sticky;
  top: 0;
  float: right;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--paper-raised);
  border: 1.5px solid var(--ink-soft);
  border-radius: 7px;
  padding: 0.4rem 0.75rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--ink-soft);
  margin-bottom: var(--space-4);
}

.detail__close:hover {
  border-color: var(--ink);
  color: var(--ink);
}

.detail__title {
  clear: both;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.5rem, 3vw, 1.9rem);
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin: 0 0 var(--space-5);
  text-wrap: balance;
}

.detail__stub {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: var(--space-4) var(--space-5);
  margin: 0 0 var(--space-5);
  padding: var(--space-4);
  border: 1px dashed var(--rule-strong);
  border-radius: 8px;
  background: repeating-linear-gradient(
    135deg,
    transparent,
    transparent 12px,
    rgba(23, 20, 15, 0.02) 12px,
    rgba(23, 20, 15, 0.02) 24px
  );
}

.detail__stub-item dt {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin: 0 0 0.25rem;
}

.detail__stub-item dd {
  margin: 0;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--ink);
}

.detail__body {
  max-width: 68ch;
}

.detail__paragraph {
  color: var(--ink-soft);
  line-height: 1.65;
  margin: 0 0 var(--space-4);
}

.detail__note {
  background: var(--accent-soft);
  border-left: 3px solid var(--accent);
  border-radius: 0 8px 8px 0;
  padding: var(--space-3) var(--space-4);
  margin: 0 0 var(--space-5);
}

.detail__note-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-ink);
  margin: 0 0 0.3rem;
}

.detail__note-text {
  margin: 0;
  color: var(--ink);
  line-height: 1.55;
  font-size: 0.94rem;
}

.save-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  border: 1.5px solid var(--ink);
  background: var(--paper-raised);
  color: var(--ink);
  border-radius: 8px;
  padding: 0.75rem 1.3rem;
  font-weight: 700;
  font-size: 0.98rem;
  margin-top: var(--space-2);
}

.save-toggle:hover {
  background: var(--ink);
  color: var(--paper-raised);
}

.save-toggle[aria-pressed="true"] {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--paper-raised);
}

.save-toggle[aria-pressed="true"]:hover {
  background: var(--accent-ink);
  border-color: var(--accent-ink);
}

/* ---------------- Category dot colors ---------------- */

.board__row[data-category="Art"] .board__dot { --dot: var(--cat-art); }
.board__row[data-category="Film"] .board__dot { --dot: var(--cat-film); }
.board__row[data-category="Food"] .board__dot { --dot: var(--cat-food); }
.board__row[data-category="Literature"] .board__dot { --dot: var(--cat-literature); }
.board__row[data-category="Music"] .board__dot { --dot: var(--cat-music); }
.board__row[data-category="Outdoors"] .board__dot { --dot: var(--cat-outdoors); }
.board__row[data-category="Walks"] .board__dot { --dot: var(--cat-walks); }

/* ---------------- Responsive ---------------- */

@media (max-width: 720px) {
  .masthead {
    padding: var(--space-6) var(--space-4) var(--space-4);
  }

  .masthead__top {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-3);
  }

  .control-bar {
    padding: var(--space-3) var(--space-4);
    gap: var(--space-3);
  }

  .field--search {
    flex-basis: 100%;
  }

  .field--filter {
    flex: 1 1 140px;
  }

  main {
    padding: var(--space-4) var(--space-4) var(--space-7);
  }

  .board__trigger {
    grid-template-columns: 1fr auto;
    grid-template-areas:
      "time price"
      "info info"
      "tag  tag";
    row-gap: 0.35rem;
  }

  .board__time { grid-area: time; }
  .board__price { grid-area: price; }
  .board__info { grid-area: info; }
  .board__tag { grid-area: tag; }

  .detail {
    width: 100vw;
    height: 92vh;
    inset: auto 0 0 0;
    border-radius: 16px 16px 0 0;
    box-shadow: var(--shadow-panel-mobile);
    transform: translateY(100%);
  }

  .detail.is-visible {
    transform: translateY(0);
  }

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

/* ---------------- Reduced motion ---------------- */

@media (prefers-reduced-motion: reduce) {
  .detail,
  .detail::backdrop {
    transition: none !important;
  }
}