/* Kerbside — a community-noticeboard magazine. */

@font-face {
  font-family: "Kerbside Serif";
  src: url("assets/literata.ttf") format("truetype");
  font-weight: 400 700;
  font-display: swap;
}
@font-face {
  font-family: "Kerbside Sans";
  src: url("assets/space-grotesk.ttf") format("truetype");
  font-weight: 400 700;
  font-display: swap;
}

:root {
  --cork:        #c9b48a;
  --cork-deep:   #a98f63;
  --cork-shade:  #8c7242;
  --paper:       #f6efe0;
  --paper-shade: #ece2cc;
  --ink:         #2a2114;
  --ink-soft:    #6a5a40;
  --ink-faint:   #9a8866;
  --tack:        #b5382e;      /* red thumbtack */
  --tack-cap:    #e7e1d1;
  --string:      #3f5b3a;

  --cat-culture:  #8a4a7a;
  --cat-food:     #b5651d;
  --cat-movement: #2f6f8a;
  --cat-people:   #9a7a2c;
  --cat-places:   #4a7a4a;

  --board-pad: clamp(16px, 3vw, 36px);
  --maxw: 1320px;

  --shadow-paper: 0 1px 0 rgba(255,255,255,.5) inset, 0 18px 28px -18px rgba(60,40,10,.55), 0 3px 6px rgba(60,40,10,.18);
  --shadow-lift:  0 2px 0 rgba(255,255,255,.6) inset, 0 40px 60px -28px rgba(40,25,5,.7), 0 10px 18px rgba(40,25,5,.25);

  --focus-ring: 0 0 0 3px rgba(255,248,224,.85), 0 0 0 5px var(--ink);
}

* { box-sizing: border-box; }

html { color-scheme: light; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  min-height: 100dvh;
  font-family: "Kerbside Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  color: var(--ink);
  background-color: var(--cork);
  background-image:
    radial-gradient(120% 80% at 15% 0%, rgba(255,246,220,.45), rgba(255,246,220,0) 55%),
    radial-gradient(120% 90% at 90% 100%, rgba(80,55,15,.32), rgba(80,55,15,0) 60%),
    /* cork speckle */
    radial-gradient(rgba(120,90,40,.18) 1px, rgba(120,90,40,0) 1.4px),
    radial-gradient(rgba(80,55,15,.14) 1px, rgba(80,55,15,0) 1.3px);
  background-size: 100% 100%, 100% 100%, 7px 7px, 11px 11px;
  background-position: 0 0, 0 0, 0 0, 3px 4px;
  -webkit-tap-highlight-color: rgba(90,60,15,.12);
  touch-action: manipulation;
}

/* ---------- Skip link ---------- */
.skip-link {
  position: absolute;
  left: 12px;
  top: -100px;
  z-index: 50;
  background: var(--paper);
  color: var(--ink);
  padding: 10px 14px;
  border: 2px solid var(--ink);
  border-radius: 6px;
  text-decoration: none;
  font-weight: 700;
  transition: top .18s ease;
}
.skip-link:focus { top: 12px; }

.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  margin: -1px; padding: 0; border: 0;
  clip: rect(0 0 0 0); clip-path: inset(50%);
  overflow: hidden; white-space: nowrap;
}

/* ---------- Masthead ---------- */
.masthead {
  position: sticky;
  top: 0;
  z-index: 20;
  background:
    linear-gradient(180deg, rgba(201,180,138,.96), rgba(201,180,138,.86));
  backdrop-filter: blur(2px);
  border-bottom: 2px solid rgba(60,40,10,.35);
  box-shadow: 0 6px 14px -10px rgba(40,25,5,.7);
}
.mast-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding:
    calc(clamp(12px, 2.4vw, 22px) + env(safe-area-inset-top))
    var(--board-pad)
    6px;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand-pin {
  width: 16px; height: 16px;
  background: radial-gradient(circle at 35% 30%, var(--tack-cap) 0 18%, var(--tack) 22% 70%, #6f2018 100%);
  border-radius: 50%;
  box-shadow: 0 2px 3px rgba(40,25,5,.55);
  flex: none;
  transform: translateY(2px);
}
.brand-text { line-height: 1; }
.brand-name {
  font-family: "Kerbside Serif", Georgia, serif;
  font-weight: 700;
  font-size: clamp(34px, 6.5vw, 64px);
  letter-spacing: -0.02em;
  margin: 0;
  text-wrap: balance;
  color: var(--ink);
  line-height: .95;
}
.brand-tag {
  margin: 6px 0 0;
  font-size: clamp(11px, 1.5vw, 14px);
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.mast-date {
  margin: 0 0 4px;
  font-size: 12px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ink-soft);
  font-variant-numeric: tabular-nums;
}

/* ---------- Controls ---------- */
.controls {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 8px var(--board-pad) 14px;
  display: flex;
  gap: 12px;
  align-items: flex-end;
  flex-wrap: wrap;
}
.field { display: flex; flex-direction: column; gap: 6px; }
.field-search { flex: 1 1 280px; min-width: 220px; }
.field-filter { flex: 0 0 auto; }
.field-label {
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--ink-soft);
  font-weight: 700;
}
.field-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--paper);
  border: 2px solid rgba(60,40,10,.45);
  border-radius: 4px;
  padding: 0 10px 0 10px;
  box-shadow: 0 2px 0 rgba(255,255,255,.4) inset, 0 3px 6px rgba(40,25,5,.12);
  min-height: 44px;
}
.field-icon { color: var(--ink-soft); flex: none; }
.search-input {
  flex: 1;
  border: 0;
  background: transparent;
  padding: 11px 2px;
  font: inherit;
  font-size: 16px;
  color: var(--ink);
  min-width: 0;
  appearance: none;
}
.search-input::placeholder { color: var(--ink-faint); }
.search-input::-webkit-search-cancel-button { appearance: none; }

.field-wrap--select { padding-right: 8px; }
.filter-select {
  appearance: none;
  -webkit-appearance: none;
  border: 0;
  background: transparent;
  font: inherit;
  font-size: 16px;
  color: var(--ink);
  padding: 11px 26px 11px 4px;
  min-width: 150px;
  cursor: pointer;
}
.select-chev { color: var(--ink-soft); flex: none; pointer-events: none; margin-right: 2px; }

.saved-toggle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  padding: 0 14px;
  background: var(--paper-shade);
  color: var(--ink);
  border: 2px solid rgba(60,40,10,.45);
  border-radius: 4px;
  font: inherit;
  font-weight: 700;
  font-size: 14px;
  letter-spacing: .02em;
  cursor: pointer;
  box-shadow: 0 2px 0 rgba(255,255,255,.4) inset, 0 3px 6px rgba(40,25,5,.12);
  transition: background-color .15s ease, transform .12s ease, border-color .15s ease;
}
.saved-toggle-dot {
  width: 12px; height: 12px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, var(--tack-cap) 0 22%, var(--tack) 30% 72%, #6f2018 100%);
  box-shadow: 0 1px 2px rgba(40,25,5,.5);
  transition: opacity .15s ease;
  opacity: .35;
}
.saved-toggle-count {
  font-variant-numeric: tabular-nums;
  font-size: 12px;
  background: var(--cork-deep);
  color: var(--paper);
  border-radius: 999px;
  padding: 1px 7px;
  min-width: 20px;
  text-align: center;
}
.saved-toggle[aria-pressed="true"] {
  background: var(--tack);
  color: var(--paper);
  border-color: #6f2018;
}
.saved-toggle[aria-pressed="true"] .saved-toggle-dot { opacity: 1; }
.saved-toggle[aria-pressed="true"] .saved-toggle-count {
  background: rgba(0,0,0,.28);
  color: var(--paper);
}

/* ---------- Board ---------- */
.board {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: clamp(14px, 2.4vw, 26px) var(--board-pad) clamp(48px, 6vw, 80px);
  position: relative;
}
.board-threads {
  pointer-events: none;
  position: absolute;
  inset: 0;
  z-index: 0;
}
.board-threads span {
  position: absolute;
  top: 0;
  width: 2px;
  height: 100%;
  background: linear-gradient(180deg, rgba(60,40,10,.10), rgba(60,40,10,.04) 40%, rgba(60,40,10,.10));
  border-radius: 2px;
}
.board-threads span:nth-child(1) { left: 19%; }
.board-threads span:nth-child(2) { left: 44%; }
.board-threads span:nth-child(3) { left: 69%; }
.board-threads span:nth-child(4) { left: 89%; }

.flyers {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 290px), 1fr));
  gap: clamp(16px, 2.4vw, 30px);
  position: relative;
  z-index: 1;
}

/* Each flyer */
.item {
  position: relative;
  background: var(--paper);
  color: var(--ink);
  border: 1px solid rgba(60,40,10,.18);
  border-radius: 3px;
  padding: 20px 18px 16px;
  box-shadow: var(--shadow-paper);
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 230px;
  transform: rotate(var(--tilt, 0deg));
  transform-origin: 50% 6%;
  transition: transform .28s cubic-bezier(.2,.8,.2,1), box-shadow .28s ease, opacity .28s ease, filter .28s ease;
  contain: layout paint style;
}
.item::before {
  /* tape strip top */
  content: "";
  position: absolute;
  top: -10px;
  left: 50%;
  width: 74px;
  height: 22px;
  transform: translateX(-50%) rotate(-2deg);
  background: rgba(220,200,150,.55);
  border: 1px solid rgba(180,150,90,.25);
  box-shadow: 0 2px 4px rgba(40,25,5,.18);
  border-radius: 1px;
}
.item .tack {
  position: absolute;
  top: 8px;
  left: 14px;
  width: 14px; height: 14px;
  background: radial-gradient(circle at 35% 30%, var(--tack-cap) 0 16%, var(--tack) 24% 72%, #6f2018 100%);
  border-radius: 50%;
  box-shadow: 0 2px 3px rgba(40,25,5,.6);
  transition: background .2s ease;
}
.item[data-kept="true"] .tack {
  background: radial-gradient(circle at 35% 30%, #f3ead0 0 16%, #2f7a3a 24% 72%, #1c4f24 100%);
}
.item[data-kept="true"]::after {
  content: "Kept";
  position: absolute;
  top: 8px;
  right: 12px;
  font-size: 10px;
  letter-spacing: .14em;
  text-transform: uppercase;
  font-weight: 700;
  color: #1c4f24;
  border: 1.5px solid #2f7a3a;
  border-radius: 2px;
  padding: 1px 6px;
  transform: rotate(4deg);
  background: rgba(47,122,58,.08);
}

.item-cat {
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--cat, var(--ink-soft));
  margin-top: 4px;
}
.item-title {
  font-family: "Kerbside Serif", Georgia, serif;
  font-weight: 700;
  font-size: clamp(20px, 2.4vw, 24px);
  line-height: 1.12;
  margin: 2px 0 0;
  text-wrap: balance;
  letter-spacing: -0.01em;
  /* button reset so it reads as a heading-link on the flyer */
  display: block;
  width: 100%;
  text-align: left;
  background: transparent;
  color: inherit;
  border: 0;
  padding: 2px 0;
  border-radius: 4px;
  cursor: pointer;
  transition: color .15s ease, text-decoration-color .15s ease;
}
.item-title:hover {
  color: #5a3a14;
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-underline-offset: 4px;
  text-decoration-color: var(--tack);
}
.item-summary {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.5;
  color: var(--ink-soft);
  text-pretty: balance;
  flex: 1;
}
.item-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 12px;
  font-size: 11.5px;
  letter-spacing: .04em;
  color: var(--ink-faint);
  font-variant-numeric: tabular-nums;
  border-top: 1px dashed rgba(60,40,10,.22);
  padding-top: 10px;
}
.item-meta span { white-space: nowrap; }

.item-title:focus-visible,
.saved-toggle:focus-visible,
.detail-close:focus-visible,
.save-item:focus-visible,
.empty-reset:focus-visible,
.search-input:focus-visible,
.filter-select:focus-visible,
.skip-link:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
  border-radius: 4px;
}

/* dimmed state for non-matching flyers when a search/filter narrows */
.flyers.is-narrowed .item:not(.is-match) {
  opacity: .12;
  filter: saturate(.2) blur(.5px);
  transform: rotate(var(--tilt, 0deg)) scale(.96);
  pointer-events: none;
}
.flyers.is-narrowed .item.is-match {
  box-shadow: var(--shadow-lift);
}

/* subtle board sway for pinned flyers, disabled for reduced motion */
@media (prefers-reduced-motion: no-preference) {
  .item { animation: sway 7s ease-in-out infinite; animation-delay: var(--delay, 0s); }
  @keyframes sway {
    0%, 100% { transform: rotate(var(--tilt, 0deg)); }
    50% { transform: rotate(calc(var(--tilt, 0deg) + .5deg)); }
  }
}

/* ---------- Empty state ---------- */
.item-title-h { margin: 2px 0 0; }
.empty-state {
  position: relative;
  z-index: 1;
  margin-top: 8px;
}
.empty-card {
  position: relative;
  max-width: 520px;
  margin: 0 auto;
  background: var(--paper);
  border: 1px solid rgba(60,40,10,.18);
  border-radius: 3px;
  padding: 30px 24px 24px;
  box-shadow: var(--shadow-paper);
  text-align: center;
  transform: rotate(-1.2deg);
}
.empty-tack {
  position: absolute;
  top: 10px; left: 50%;
  width: 14px; height: 14px;
  transform: translateX(-50%);
  background: radial-gradient(circle at 35% 30%, var(--tack-cap) 0 16%, var(--tack) 24% 72%, #6f2018 100%);
  border-radius: 50%;
  box-shadow: 0 2px 3px rgba(40,25,5,.6);
}
.empty-title {
  font-family: "Kerbside Serif", Georgia, serif;
  margin: 8px 0 6px;
  font-size: 22px;
  text-wrap: balance;
}
.empty-body { margin: 0 0 16px; color: var(--ink-soft); line-height: 1.5; }
.empty-reset {
  background: var(--ink);
  color: var(--paper);
  border: 2px solid var(--ink);
  border-radius: 3px;
  padding: 9px 14px;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  transition: background-color .15s ease;
}
.empty-reset:hover { background: #3f3220; }

/* ---------- Footer ---------- */
.foot {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--board-pad) clamp(28px, 4vw, 48px);
  font-size: 12px;
  line-height: 1.5;
  color: var(--ink-soft);
}
.foot-mark { color: var(--tack); }

/* ---------- Detail dialog ---------- */
.detail {
  margin: auto;
  border: 0;
  background: transparent;
  padding: clamp(12px, 3vw, 40px);
  max-width: 100vw; max-height: 100vh;
  width: 100%; height: 100%;
  overflow: hidden;
  color: var(--ink);
  overscroll-behavior: contain;
}
.detail::backdrop {
  background: radial-gradient(120% 90% at 50% 30%, rgba(40,25,5,.55), rgba(20,12,2,.82));
  backdrop-filter: blur(3px);
}
.detail[open] { animation: detail-in .26s ease both; }
@keyframes detail-in {
  from { opacity: 0; }
  to   { opacity: 1; }
}
@media (prefers-reduced-motion: reduce) {
  .detail[open] { animation: none; }
  .item { animation: none !important; }
}

.detail-card {
  position: relative;
  max-width: 720px;
  margin: 0 auto;
  max-height: calc(100dvh - clamp(24px, 6vw, 80px));
  overflow-y: auto;
  overscroll-behavior: contain;
  background: var(--paper);
  border: 1px solid rgba(60,40,10,.2);
  border-radius: 4px;
  padding: clamp(22px, 4vw, 44px) clamp(20px, 4vw, 52px) clamp(24px, 4vw, 40px);
  box-shadow: var(--shadow-lift);
  transform: rotate(var(--card-tilt, -0.6deg));
  transform-origin: 50% 0%;
  scroll-margin-top: 16px;
}
@media (prefers-reduced-motion: no-preference) {
  .detail[open] .detail-card { animation: card-in .34s cubic-bezier(.2,.9,.25,1) both; }
  @keyframes card-in {
    from { opacity: 0; transform: rotate(var(--card-tilt, -0.6deg)) translateY(18px) scale(.97); }
    to   { opacity: 1; transform: rotate(var(--card-tilt, -0.6deg)) translateY(0) scale(1); }
  }
}

.detail-stamp {
  position: absolute;
  top: 16px; right: 18px;
  width: 84px; height: 84px;
  border: 2px solid rgba(60,40,10,.22);
  border-radius: 50%;
  opacity: .5;
  background: radial-gradient(circle, rgba(120,90,40,.05), rgba(120,90,40,0));
  pointer-events: none;
}

.detail-close {
  position: absolute;
  top: 14px; left: 16px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: transparent;
  color: var(--ink-soft);
  border: 2px solid transparent;
  border-radius: 4px;
  padding: 6px 8px;
  font: inherit;
  font-weight: 700;
  font-size: 13px;
  cursor: pointer;
  transition: color .15s ease, border-color .15s ease, background-color .15s ease;
  z-index: 2;
}
.detail-close:hover { color: var(--ink); border-color: rgba(60,40,10,.3); background: rgba(60,40,10,.05); }
.detail-close-text { display: inline; }
.detail-close svg { flex: none; }

.detail-meta {
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--ink-soft);
  font-variant-numeric: tabular-nums;
  margin: 26px 0 8px;
  display: flex;
  flex-wrap: wrap;
  gap: 4px 12px;
}
.detail-title {
  font-family: "Kerbside Serif", Georgia, serif;
  font-weight: 700;
  font-size: clamp(30px, 5vw, 44px);
  line-height: 1.05;
  letter-spacing: -0.015em;
  margin: 0 0 10px;
  text-wrap: balance;
}
.detail-summary {
  margin: 0 0 18px;
  font-size: 17px;
  line-height: 1.45;
  color: var(--ink-soft);
  font-style: italic;
  text-pretty: balance;
  border-left: 3px solid rgba(60,40,10,.22);
  padding-left: 14px;
}

.detail-illustration {
  margin: 0 0 22px;
  border-radius: 3px;
  overflow: hidden;
  background: var(--paper-shade);
  box-shadow: 0 10px 18px -12px rgba(40,25,5,.6);
  transform: rotate(-0.4deg);
}
.detail-illustration img { display: block; width: 100%; height: auto; }
.detail-caption {
  margin: 8px 4px 0;
  font-size: 11.5px;
  letter-spacing: .02em;
  color: var(--ink-faint);
  font-style: italic;
}

.detail-body {
  font-family: "Kerbside Serif", Georgia, serif;
  font-size: clamp(17px, 2vw, 19px);
  line-height: 1.7;
  color: var(--ink);
}
.detail-body p { margin: 0 0 1.1em; text-pretty: balance; }
.detail-body p:first-child::first-letter {
  font-family: "Kerbside Serif", Georgia, serif;
  font-weight: 700;
  font-size: 3.4em;
  float: left;
  line-height: .82;
  padding: 6px 10px 0 0;
  color: var(--ink);
}

.detail-foot {
  margin-top: 28px;
  padding-top: 18px;
  border-top: 1px dashed rgba(60,40,10,.25);
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
}
.save-item {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--paper-shade);
  color: var(--ink);
  border: 2px solid rgba(60,40,10,.45);
  border-radius: 4px;
  padding: 10px 16px;
  font: inherit;
  font-weight: 700;
  font-size: 14px;
  cursor: pointer;
  transition: background-color .15s ease, color .15s ease, border-color .15s ease, transform .12s ease;
}
.save-item:hover { transform: translateY(-1px); }
.save-pin {
  width: 16px; height: 16px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, var(--tack-cap) 0 18%, var(--tack) 30% 72%, #6f2018 100%);
  box-shadow: 0 1px 2px rgba(40,25,5,.5);
  transition: background .2s ease;
}
.save-item[aria-pressed="true"] {
  background: #2f7a3a;
  color: var(--paper);
  border-color: #1c4f24;
}
.save-item[aria-pressed="true"] .save-pin {
  background: radial-gradient(circle at 35% 30%, #f3ead0 0 18%, #8fd99a 30% 72%, #1c4f24 100%);
}

.detail-close--foot {
  position: static;
  background: transparent;
  border: 2px solid rgba(60,40,10,.45);
  color: var(--ink);
  padding: 10px 16px;
}
.detail-close--foot:hover { background: rgba(60,40,10,.06); }

/* ---------- Responsive ---------- */
@media (max-width: 560px) {
  .mast-inner { align-items: flex-start; }
  .controls { align-items: stretch; }
  .field-search, .field-filter, .saved-toggle { flex: 1 1 100%; }
  .field-filter .filter-select { width: 100%; min-width: 0; }
  .field-wrap { width: 100%; }
  .saved-toggle { justify-content: center; }
  .detail { padding: 0; }
  .detail-card {
    border-radius: 0;
    max-height: 100dvh;
    transform: none;
    padding:
      calc(56px + env(safe-area-inset-top))
      calc(18px + env(safe-area-inset-right))
      calc(28px + env(safe-area-inset-bottom))
      calc(18px + env(safe-area-inset-left));
  }
  .detail[open] .detail-card { animation: none; }
  .detail-close { top: calc(10px + env(safe-area-inset-top)); left: calc(12px + env(safe-area-inset-left)); }
  .detail-stamp { display: none; }
  .detail-close-text { display: none; }
  .flyers { grid-template-columns: 1fr; }
}

@media (min-width: 561px) {
  .detail-close-text { display: none; }
}

/* Avoid sticky masthead covering focused detail content */
.detail:focus-within { scroll-padding-top: 16px; }