/* Almanac - weekend discovery.
   Plain HTML/CSS/JS build (no packages, no build step, no remote fonts).
   Type: Space Grotesk (display) + DM Sans (body) + IBM Plex Mono (data),
   self-hosted from /assets. Icons are minimal inline SVG (no icon CDN allowed
   by the runtime contract; kept simple and consistent at stroke 1.6). */

@font-face {
  font-family: "Space Grotesk";
  src: url("assets/space-grotesk.ttf") format("truetype");
  font-weight: 300 700;
  font-display: swap;
  font-style: normal;
}
@font-face {
  font-family: "DM Sans";
  src: url("assets/dm-sans.ttf") format("truetype");
  font-weight: 400 700;
  font-display: swap;
  font-style: normal;
}
@font-face {
  font-family: "IBM Plex Mono";
  src: url("assets/ibm-plex-mono.ttf") format("truetype");
  font-weight: 400 600;
  font-display: swap;
  font-style: normal;
}

:root {
  --paper: #f4f4f0;
  --surface: #ffffff;
  --surface-2: #fbfbf8;
  --ink: #1b1b1a;
  --muted: #62656a;
  --faint: #8c8f93;
  --hair: #ddddd6;
  --hair-strong: #c9c9c2;
  --accent: #1d3fb0;
  --accent-strong: #18358f;
  --accent-soft: #e7ebf8;
  --accent-ink: #ffffff;
  --on-accent: #ffffff;
  --shadow: 0 1px 2px rgba(20, 20, 18, 0.04), 0 8px 24px rgba(20, 20, 18, 0.06);

  --radius: 14px;
  --radius-sm: 9px;
  --max: 1180px;
  --nav-h: 60px;

  --font-display: "Space Grotesk", "DM Sans", system-ui, sans-serif;
  --font-body: "DM Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", monospace;
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper: #141519;
    --surface: #1c1d22;
    --surface-2: #222320;
    --ink: #ececec;
    --muted: #a4a7ad;
    --faint: #76797f;
    --hair: #2b2c33;
    --hair-strong: #3a3b43;
    --accent: #7c97f2;
    --accent-strong: #93aef7;
    --accent-soft: #22273f;
    --accent-ink: #0c0d12;
    --on-accent: #0c0d12;
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.4), 0 10px 28px rgba(0, 0, 0, 0.45);
  }
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 24px; }

/* ---------- Skip link ---------- */
.skip-link {
  position: absolute;
  left: 12px;
  top: -60px;
  background: var(--ink);
  color: var(--paper);
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  z-index: 100;
  transition: top 0.15s ease;
}
.skip-link:focus { top: 12px; }

/* ---------- Focus ---------- */
:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
  border-radius: 4px;
}

/* ---------- Header ---------- */
.site-header {
  border-bottom: 1px solid var(--hair);
  background: var(--paper);
  position: relative;
  z-index: 20;
}
.header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--nav-h);
  gap: 16px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--ink);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 19px;
  letter-spacing: -0.01em;
}
.brand:hover { text-decoration: none; }
.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
}
.header-meta {
  display: flex;
  align-items: center;
  gap: 18px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--muted);
}
.weekend-dates { letter-spacing: 0.02em; }
.shortlist-count {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--ink);
}
.shortlist-count svg { color: var(--muted); }
.shortlist-count.has-saved svg { color: var(--accent); }
.shortlist-count-num { font-variant-numeric: tabular-nums; }

/* ---------- Intro / hero ---------- */
.intro {
  padding: 56px 24px 40px;
}
.intro-kicker {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 18px;
  display: inline-flex;
  align-items: center;
  gap: 9px;
}
.intro-kicker .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent);
  display: inline-block;
}
.intro-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(30px, 4.6vw, 52px);
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin: 0 0 16px;
  max-width: 18ch;
}
.intro-lede {
  font-size: 17px;
  color: var(--muted);
  margin: 0;
  max-width: 52ch;
}

/* ---------- Sticky controls ---------- */
.controls {
  position: sticky;
  top: 0;
  z-index: 15;
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  -webkit-backdrop-filter: saturate(140%) blur(10px);
  backdrop-filter: saturate(140%) blur(10px);
  border-top: 1px solid transparent;
  border-bottom: 1px solid var(--hair);
}
.controls-row {
  display: flex;
  align-items: flex-end;
  gap: 14px 18px;
  flex-wrap: wrap;
  padding-top: 14px;
  padding-bottom: 14px;
}
.field { display: flex; flex-direction: column; gap: 6px; }
.field-search { flex: 1 1 260px; min-width: 220px; }
.field-filter { flex: 0 1 200px; }
.field-saved { flex: 0 0 auto; }
.field-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.input-wrap, .select-wrap { position: relative; display: flex; align-items: center; }
.input-icon {
  position: absolute;
  left: 12px;
  color: var(--faint);
  pointer-events: none;
}
#search, #filter {
  width: 100%;
  font: inherit;
  font-size: 15px;
  color: var(--ink);
  background: var(--surface);
  border: 1px solid var(--hair-strong);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
}
#search { padding-left: 38px; }
#search::placeholder { color: var(--muted); }
.select-wrap #filter { appearance: none; padding-right: 34px; cursor: pointer; }
.select-chev {
  position: absolute;
  right: 12px;
  color: var(--muted);
  pointer-events: none;
}

.toggle-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font: inherit;
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
  background: var(--surface);
  border: 1px solid var(--hair-strong);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease, transform 0.1s ease;
}
.toggle-btn:hover { border-color: var(--accent); }
.toggle-btn:active { transform: translateY(1px); }
.toggle-btn[aria-pressed="true"] {
  background: var(--accent);
  color: var(--on-accent);
  border-color: var(--accent);
}
.toggle-btn[aria-pressed="true"] .toggle-label { color: var(--on-accent); }
.toggle-icon { flex: none; }

.result-count {
  margin: 0 0 0 auto;
  align-self: center;
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--muted);
  letter-spacing: 0.01em;
}

/* ---------- Results grid ---------- */
.results { padding: 28px 24px 64px; }
.event-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
}
@media (max-width: 760px) {
  .event-grid { grid-template-columns: 1fr; gap: 16px; }
}

.event-card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--surface);
  border: 1px solid var(--hair);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.18s cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 0.18s ease, border-color 0.18s ease;
}
.event-card:hover { transform: translateY(-2px); box-shadow: var(--shadow); border-color: var(--hair-strong); }
.event-card:focus-within { border-color: var(--accent); box-shadow: var(--shadow); }

.card-media {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--surface-2);
}
.card-media img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}
.event-card:hover .card-media img { transform: scale(1.03); }

.card-cat {
  position: absolute;
  top: 12px; left: 12px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink);
  background: color-mix(in srgb, var(--surface) 86%, transparent);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
  border: 1px solid var(--hair);
  padding: 5px 9px;
  border-radius: 999px;
}
.card-saved-badge {
  position: absolute;
  top: 10px; right: 10px;
  width: 30px; height: 30px;
  display: none;
  align-items: center;
  justify-content: center;
  background: var(--accent);
  color: var(--on-accent);
  border-radius: 50%;
  box-shadow: var(--shadow);
}
.event-card.is-saved .card-saved-badge { display: inline-flex; }

.card-body {
  padding: 16px 18px 18px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}
.card-when {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--muted);
  text-transform: uppercase;
}
.card-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 20px;
  line-height: 1.2;
  letter-spacing: -0.01em;
  margin: 0;
  color: var(--ink);
}
.card-summary {
  font-size: 14.5px;
  color: var(--muted);
  margin: 0;
  line-height: 1.5;
}
.card-meta {
  margin-top: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-top: 6px;
}
.card-venue {
  font-size: 13.5px;
  color: var(--ink);
}
.card-venue .venue-name { font-weight: 600; }
.card-venue .venue-hood { color: var(--muted); }
.card-price {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  color: var(--ink);
  white-space: nowrap;
}
.card-price.free { color: var(--accent); }

.open-btn {
  margin: 4px 18px 18px;
  align-self: flex-start;
  font: inherit;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--ink);
  background: transparent;
  border: 1px solid var(--hair-strong);
  border-radius: 999px;
  padding: 8px 16px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease, transform 0.1s ease;
}
.open-btn:hover { background: var(--accent); color: var(--on-accent); border-color: var(--accent); }
.open-btn:hover .open-arrow { transform: translateX(2px); }
.open-btn:active { transform: translateY(1px); }
.open-arrow { transition: transform 0.15s ease; }

/* ---------- Empty state ---------- */
.empty-state { padding: 24px 0 40px; }
.empty-card {
  border: 1px dashed var(--hair-strong);
  border-radius: var(--radius);
  padding: 44px 28px;
  text-align: center;
  max-width: 520px;
  margin: 0 auto;
  color: var(--muted);
}
.empty-card svg { color: var(--faint); }
.empty-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 22px;
  color: var(--ink);
  margin: 12px 0 8px;
}
.empty-body { margin: 0 0 20px; font-size: 15px; }

/* ---------- Buttons ---------- */
.btn {
  font: inherit;
  font-weight: 600;
  border-radius: 999px;
  cursor: pointer;
  border: 1px solid transparent;
  padding: 11px 18px;
  transition: transform 0.1s ease, background 0.15s ease, border-color 0.15s ease;
}
.btn:active { transform: translateY(1px); }
.btn-primary {
  background: var(--accent);
  color: var(--on-accent);
  border-color: var(--accent);
}
.btn-primary:hover { background: var(--accent-strong); border-color: var(--accent-strong); }
.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--hair-strong);
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--hair); margin-top: 24px; }
.footer-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 20px;
  padding: 28px 24px 40px;
  flex-wrap: wrap;
}
.footer-brand {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 16px;
  color: var(--ink);
}
.footer-note {
  margin: 0;
  font-size: 13px;
  color: var(--muted);
  max-width: 60ch;
}

/* ---------- Dialog / detail ---------- */
dialog {
  margin: auto;
  padding: 0;
  border: none;
  background: transparent;
  max-width: min(720px, 94vw);
  max-height: 92vh;
  width: min(720px, 94vw);
  color: inherit;
}
dialog::backdrop {
  background: color-mix(in srgb, #0a0a0a 55%, transparent);
  -webkit-backdrop-filter: blur(3px);
  backdrop-filter: blur(3px);
}
dialog[open] { animation: dialog-in 0.22s cubic-bezier(0.16, 1, 0.3, 1); }
dialog[open]::backdrop { animation: backdrop-in 0.22s ease; }
@keyframes dialog-in {
  from { opacity: 0; transform: translateY(8px) scale(0.985); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}
@keyframes backdrop-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

.detail {
  background: var(--surface);
  border: 1px solid var(--hair);
  border-radius: var(--radius);
  box-shadow: 0 24px 80px rgba(10, 10, 10, 0.28);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  max-height: 92vh;
}
.detail-topbar {
  position: sticky;
  top: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 16px;
  background: color-mix(in srgb, var(--surface) 90%, transparent);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--hair);
  z-index: 2;
}
.detail-cat {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 600;
}
.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px; height: 38px;
  border-radius: 50%;
  border: 1px solid var(--hair-strong);
  background: var(--surface);
  color: var(--ink);
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease;
}
.icon-btn:hover { border-color: var(--accent); color: var(--accent); }

.detail-scroll { overflow-y: auto; }

.detail-media {
  position: relative;
  aspect-ratio: 21 / 9;
  overflow: hidden;
  background: var(--surface-2);
}
.detail-media img { width: 100%; height: 100%; object-fit: cover; }
.detail-media-caption {
  position: absolute;
  bottom: 10px; left: 12px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--paper);
  background: rgba(10,10,10,0.55);
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
  padding: 4px 8px;
  border-radius: 6px;
}

.detail-content { padding: 22px 26px 30px; }
.detail-when {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 10px;
}
.detail-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(26px, 4.2vw, 34px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin: 0 0 14px;
  color: var(--ink);
}
.detail-summary {
  font-size: 16.5px;
  color: var(--muted);
  margin: 0 0 22px;
  line-height: 1.55;
}
.detail-actions {
  display: flex;
  gap: 10px;
  margin-bottom: 26px;
  flex-wrap: wrap;
}
.save-btn {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font: inherit;
  font-size: 14.5px;
  font-weight: 600;
  border-radius: 999px;
  padding: 11px 18px;
  cursor: pointer;
  border: 1px solid var(--hair-strong);
  background: var(--surface);
  color: var(--ink);
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease, transform 0.1s ease;
}
.save-btn:hover { border-color: var(--accent); }
.save-btn:active { transform: translateY(1px); }
.save-btn[aria-pressed="true"] {
  background: var(--accent);
  color: var(--on-accent);
  border-color: var(--accent);
}
.save-btn svg { flex: none; }

.detail-section-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 8px;
}
.detail-body {
  font-size: 16px;
  line-height: 1.65;
  color: var(--ink);
  margin: 0 0 24px;
}
.detail-body p { margin: 0 0 12px; }
.detail-body p:last-child { margin: 0; }

.detail-access {
  border-left: 3px solid var(--accent);
  background: var(--accent-soft);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  padding: 14px 16px;
  margin-bottom: 26px;
  color: var(--ink);
  font-size: 15px;
}

.detail-facts {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--hair);
  border: 1px solid var(--hair);
  border-radius: var(--radius-sm);
  overflow: hidden;
}
.fact {
  background: var(--surface);
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.fact-label {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}
.fact-value { font-size: 15px; color: var(--ink); font-weight: 500; }
.fact-value.mono { font-family: var(--font-mono); }
@media (max-width: 520px) {
  .detail-facts { grid-template-columns: 1fr; }
}

/* ---------- Mobile tweaks ---------- */
@media (max-width: 760px) {
  .intro { padding: 40px 24px 28px; }
  .header-meta { gap: 12px; }
  .weekend-dates { display: none; }
  .shortlist-count-label { display: none; }
  .controls-row { align-items: stretch; }
  .field-saved { width: 100%; }
  .toggle-btn { width: 100%; justify-content: center; }
  .result-count { margin-left: 0; padding-top: 2px; }
  .detail-content { padding: 18px 18px 26px; }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  .event-card:hover, .event-card:hover .card-media img { transform: none; }
}