/* TangoCal — black & red, mobile-first */

:root {
  --bg: #0a0a0a;
  --bg-2: #111;
  --bg-3: #181818;
  --line: #242424;
  --line-2: #2e2e2e;
  --ink: #f2f2f2;
  --ink-dim: #b8b8b8;
  --ink-faint: #7a7a7a;
  --red: #e10b1e;
  --red-2: #ff2536;
  --red-deep: #8a0612;
  --focus: #ffd1d1;
  --radius: 14px;
  --radius-sm: 10px;
  --shadow: 0 1px 0 rgba(255,255,255,.03) inset, 0 10px 30px rgba(0,0,0,.35);
  --font-body: ui-sans-serif, -apple-system, "SF Pro Text", "Inter", system-ui, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  --font-display: "SF Pro Display", ui-sans-serif, -apple-system, system-ui, sans-serif;

  --bg-glow-1: rgba(225,11,30,.18);
  --bg-glow-2: rgba(225,11,30,.08);
  --card-grad-top: var(--bg-3);
  --card-grad-bot: var(--bg-2);
  --card-hover-shadow: 0 10px 30px rgba(0,0,0,.35);
  --chip-hover-bg: #151515;
  --badge-other-bg: #141414;
  --sk-shine: rgba(255,255,255,.035);
  --dropshadow-logo: drop-shadow(0 6px 18px rgba(225,11,30,.35));
  --badge-ink: #ffd3d6;
  --badge-border: #5a1a20;
  --badge-bg: #2a0e12;
}

[data-theme="light"] {
  --bg: #fafafa;
  --bg-2: #ffffff;
  --bg-3: #f4f4f5;
  --line: #e4e4e7;
  --line-2: #d4d4d8;
  --ink: #0a0a0a;
  --ink-dim: #3f3f46;
  --ink-faint: #71717a;
  --red: #d40617;
  --red-2: #e10b1e;
  --red-deep: #8a0612;
  --focus: #8a0612;
  --shadow: 0 1px 0 rgba(255,255,255,.6) inset, 0 8px 24px rgba(10,10,10,.06);
  --bg-glow-1: rgba(225,11,30,.10);
  --bg-glow-2: rgba(225,11,30,.04);
  --card-grad-top: #ffffff;
  --card-grad-bot: #f7f7f8;
  --card-hover-shadow: 0 10px 24px rgba(10,10,10,.08);
  --chip-hover-bg: #f0f0f2;
  --badge-other-bg: #f4f4f5;
  --sk-shine: rgba(0,0,0,.04);
  --dropshadow-logo: drop-shadow(0 6px 18px rgba(225,11,30,.25));
  --badge-ink: #8a0612;
  --badge-border: #fad1d5;
  --badge-bg: #ffeaec;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: radial-gradient(1200px 700px at 80% -10%, var(--bg-glow-1), transparent 60%),
              radial-gradient(900px 500px at -10% 10%, var(--bg-glow-2), transparent 60%),
              var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  min-height: 100svh;
}

a { color: var(--red-2); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
}

.sr-only {
  position: absolute !important; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

/* ---------- Header ---------- */
.top {
  padding: 18px 0 0;
}
.top .wrap {
  display: flex;
  align-items: center;
  gap: 14px;
  justify-content: space-between;
}
.top .tag { flex: 1; text-align: right; }

.theme-toggle {
  appearance: none;
  background: var(--bg-2);
  border: 1px solid var(--line);
  color: var(--ink);
  width: 36px; height: 36px;
  border-radius: 10px;
  cursor: pointer;
  display: inline-grid; place-items: center;
  flex-shrink: 0;
  transition: background .15s ease, border-color .15s ease, color .15s ease;
}

/* Flag icon that sits to the left of the language dropdown */
.lang-flag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: var(--bg-2);
  font-size: 20px;
  line-height: 1;
  flex-shrink: 0;
  user-select: none;
  font-family: "Apple Color Emoji", "Segoe UI Emoji", "Noto Color Emoji",
               "Twemoji Mozilla", system-ui, sans-serif;
  /* The flag emoji is decorative; the select itself carries the label. */
}

/* Language picker — sits next to the theme toggle */
.lang-select {
  appearance: none;
  -webkit-appearance: none;
  background: var(--bg-2);
  border: 1px solid var(--line);
  color: var(--ink);
  height: 36px;
  border-radius: 10px;
  padding: 0 28px 0 10px;
  font: inherit;
  font-size: 13px;
  line-height: 1;
  cursor: pointer;
  flex-shrink: 0;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%237a7a7a' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'><path d='M6 9l6 6 6-6'/></svg>");
  background-repeat: no-repeat;
  background-position: right 8px center;
  background-size: 14px 14px;
  transition: background-color .15s ease, border-color .15s ease, color .15s ease;
}
.lang-select:hover { border-color: var(--red-deep); color: var(--red-2); }
.lang-select:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; }
[data-theme="light"] .lang-select {
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2371717a' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'><path d='M6 9l6 6 6-6'/></svg>");
}
.theme-toggle:hover { border-color: var(--red-deep); color: var(--red-2); }
.theme-toggle:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; }
.theme-toggle .icon { width: 18px; height: 18px; display: block; }
.theme-toggle .icon-sun { display: none; }
[data-theme="light"] .theme-toggle .icon-moon { display: none; }
[data-theme="light"] .theme-toggle .icon-sun  { display: block; }
@media (max-width: 520px) {
  .top .tag { display: none; }
  .theme-toggle { margin-left: auto; }
}
.brand {
  display: inline-flex; align-items: center; gap: 10px;
  color: var(--ink); text-decoration: none;
}
.brand-mark {
  display: inline-grid; place-items: center;
  width: 36px; height: 36px; border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 6px 18px rgba(225,11,30,.35), 0 0 0 1px rgba(255,255,255,.06) inset;
  flex-shrink: 0;
}
.brand-mark img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.brand-name {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -.01em;
  font-size: 18px;
}
.tag {
  margin: 0;
  color: var(--ink-dim);
  font-size: 13px;
}

/* ---------- Hero ---------- */
.hero {
  padding: 36px 0 8px;
}
.hero h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(32px, 6vw, 56px);
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin: 8px 0 8px;
}
.hero .accent {
  background: linear-gradient(90deg, var(--red-2), var(--red));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero .lede {
  color: var(--ink-dim);
  max-width: 58ch;
  margin: 0 0 22px;
}

.search {
  display: flex;
  gap: 8px;
  background: var(--bg-2);
  border: 1px solid var(--line);
  padding: 8px;
  border-radius: 16px;
  box-shadow: var(--shadow);
  max-width: 720px;
}
.search input[type="search"] {
  flex: 1;
  min-width: 0;
  background: transparent;
  border: 0;
  color: var(--ink);
  font: inherit;
  font-size: 16px;
  padding: 12px 14px;
  outline: none;
}
.search input[type="search"]::placeholder {
  color: var(--ink-faint);
}
.search button {
  appearance: none;
  border: 0;
  background: linear-gradient(160deg, var(--red-2), var(--red));
  color: white;
  font: inherit;
  font-weight: 600;
  padding: 12px 18px;
  border-radius: 10px;
  cursor: pointer;
  transition: transform .08s ease, box-shadow .2s ease, filter .2s ease;
  box-shadow: 0 8px 22px rgba(225,11,30,.35);
}
.search button:hover { filter: brightness(1.08); }
.search button:active { transform: translateY(1px); }
.search button:focus-visible,
.search input:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 2px;
}

.suggest {
  display: flex; flex-wrap: wrap; gap: 8px;
  margin-top: 14px;
}
.chip {
  appearance: none;
  cursor: pointer;
  background: var(--bg-2);
  border: 1px solid var(--line);
  color: var(--ink-dim);
  padding: 8px 12px;
  border-radius: 999px;
  font: inherit;
  font-size: 13px;
  white-space: nowrap;
  transition: border-color .15s ease, color .15s ease, background .15s ease;
}

/* On phones / narrow tablets the chips wrap to multiple rows and feel
   cluttered. Switch to a single horizontal-scroll lane that bleeds to the
   viewport edge so a partial next-chip peeks and signals "more here". */
@media (max-width: 640px) {
  .suggest {
    flex-wrap: nowrap;
    overflow-x: auto;
    overflow-y: hidden;
    scroll-snap-type: x proximity;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    /* break out of the .wrap horizontal padding (20px) so the lane reaches
       the viewport edges; restore the inset via padding so the first chip
       still aligns with the rest of the column. */
    margin-left: -20px;
    margin-right: -20px;
    padding: 4px 24px 6px 20px;
    /* soft fade on the right edge to reinforce the "scroll for more" cue */
    -webkit-mask-image: linear-gradient(to right, #000 calc(100% - 28px), transparent);
            mask-image: linear-gradient(to right, #000 calc(100% - 28px), transparent);
  }
  .suggest::-webkit-scrollbar { display: none; }
  .chip {
    flex-shrink: 0;
    scroll-snap-align: start;
  }
}
.chip:hover {
  color: var(--ink);
  border-color: var(--red-deep);
  background: var(--chip-hover-bg);
}
.chip:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 2px;
}

/* ---------- Results ---------- */
.results {
  padding: 28px 0 60px;
}
.results-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin: 18px 0 12px;
  flex-wrap: wrap;
}
.results-head h2 {
  font-family: var(--font-display);
  font-size: 22px;
  letter-spacing: -0.01em;
  margin: 0;
}
.meta { color: var(--ink-faint); font-size: 13px; margin: 0; }

.status {
  min-height: 1.4em;
  color: var(--ink-dim);
  font-size: 14px;
  margin-bottom: 8px;
}
.status.err { color: #ff9aa2; }

.notice {
  display: flex;
  gap: 8px;
  align-items: flex-start;
  margin: 0 0 14px;
  padding: 10px 12px;
  font-size: 13px;
  color: var(--ink-dim);
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-left: 3px solid var(--red);
  border-radius: 8px;
  line-height: 1.45;
}
.notice span[aria-hidden] {
  color: var(--red-2);
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 1px;
}

.events {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 14px;
}

.card {
  position: relative;
  background: linear-gradient(180deg, var(--card-grad-top), var(--card-grad-bot));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px 16px 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: border-color .15s ease, transform .15s ease, box-shadow .15s ease;
  overflow: hidden;
}
.card::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  background: linear-gradient(180deg, var(--red-2), var(--red-deep));
  opacity: .85;
}
.card:hover {
  border-color: var(--line-2);
  transform: translateY(-1px);
  box-shadow: var(--card-hover-shadow);
}
.card .when {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  font-size: 13px;
  color: var(--ink-dim);
}
.card .when .date {
  color: var(--ink);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}
.card .when .dot { color: var(--ink-faint); }
.card .when .time { font-variant-numeric: tabular-nums; }

.card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 18px;
  letter-spacing: -0.005em;
  line-height: 1.25;
  color: var(--ink);
}

/* Clickable card header (expands details) */
.card-toggle {
  appearance: none;
  background: none;
  border: 0;
  color: inherit;
  font: inherit;
  padding: 0;
  margin: 0;
  text-align: left;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: 100%;
  position: relative;
  padding-right: 28px;
}
.card-toggle:disabled {
  cursor: default;
  padding-right: 0;
}
.card-toggle:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 4px;
  border-radius: 8px;
}
.card-toggle:hover:not(:disabled) h3 {
  color: var(--red-2);
}
.card-toggle .chev {
  position: absolute;
  top: 2px;
  right: 0;
  color: var(--ink-faint);
  transition: transform .25s ease, color .15s ease;
  display: inline-flex;
}
.card-toggle[aria-expanded="true"] .chev {
  transform: rotate(180deg);
  color: var(--red-2);
}

/* Expandable details panel */
.details-wrap {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows .35s cubic-bezier(.4, 0, .2, 1);
}
.card.expanded .details-wrap {
  grid-template-rows: 1fr;
}
.details {
  overflow: hidden;
  min-height: 0;
}
.details-inner {
  padding-top: 12px;
  margin-top: 4px;
  border-top: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 14px;
  font-size: 14px;
  color: var(--ink-dim);
}
.details-inner h4 {
  margin: 0 0 6px;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--ink-faint);
  font-weight: 600;
}
.details-inner p { margin: 0; }
.details-inner .about p {
  color: var(--ink);
  line-height: 1.55;
  margin: 0 0 8px;
}
.details-inner .about p:last-child { margin: 0; }
.details-inner .cost .lbl {
  color: var(--ink-faint);
  margin-right: 6px;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .08em;
  font-weight: 600;
}
.details-inner .organiser .org + .org {
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px dashed var(--line);
}
.details-inner .organiser .org-name {
  color: var(--ink);
  font-weight: 600;
  margin-bottom: 4px;
}
.details-inner .organiser .contact { color: var(--ink-dim); }
.details-inner .organiser a { color: var(--red-2); }
.details-inner .organiser p { margin: 2px 0; }

.card .where {
  font-size: 13px;
  color: var(--ink-dim);
  display: flex;
  gap: 6px;
  align-items: baseline;
}
.card .where .city {
  color: var(--ink);
  font-weight: 600;
}

.card .address {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--ink-dim);
  text-decoration: none;
  line-height: 1.35;
  border-radius: 6px;
  padding: 2px 0;
  max-width: 100%;
}
.card a.address {
  color: var(--ink-dim);
}
.card a.address:hover {
  color: var(--red-2);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.card a.address:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 2px;
}
.card .address .pin {
  color: var(--red);
  flex-shrink: 0;
}

.badges {
  display: flex; gap: 6px; flex-wrap: wrap;
  margin-top: 2px;
}
.badge {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .08em;
  padding: 3px 8px;
  border-radius: 999px;
  border: 1px solid var(--line-2);
  color: var(--ink-dim);
  background: var(--badge-other-bg);
}
.badge.type-milonga {
  color: #fff;
  border-color: var(--red);
  background: linear-gradient(160deg, var(--red), var(--red-deep));
}
.badge.type-class    { color: var(--badge-ink); border-color: var(--badge-border); background: var(--badge-bg); }
.badge.type-practica { color: var(--badge-ink); border-color: var(--badge-border); background: var(--badge-bg); }
.badge.type-festival { color: #fff; border-color: var(--red-2); background: var(--red-deep); }
.badge.type-workshop { color: var(--badge-ink); border-color: var(--badge-border); background: var(--badge-bg); }

.empty {
  text-align: center;
  padding: 40px 10px;
  color: var(--ink-dim);
  border: 1px dashed var(--line-2);
  border-radius: var(--radius);
  margin-top: 12px;
}
.linklike {
  appearance: none; background: none; border: 0; color: var(--red-2);
  cursor: pointer; font: inherit; padding: 0;
  text-decoration: underline; text-underline-offset: 2px;
}

.load-more {
  display: block;
  margin: 22px auto 0;
  padding: 12px 20px;
  border-radius: 10px;
  background: transparent;
  border: 1px solid var(--line-2);
  color: var(--ink);
  cursor: pointer;
  font: inherit;
  font-weight: 600;
}
.load-more:hover { border-color: var(--red-deep); color: #fff; }
.load-more:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; }

/* skeleton placeholders */
.sk {
  background: linear-gradient(180deg, var(--card-grad-top), var(--card-grad-bot));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
  height: 128px;
  position: relative;
  overflow: hidden;
}
.sk::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(90deg, transparent, var(--sk-shine), transparent);
  transform: translateX(-100%);
  animation: shine 1.4s infinite;
}
@keyframes shine { to { transform: translateX(100%); } }

/* ---------- Footer ---------- */
.foot {
  border-top: 1px solid var(--line);
  padding: 22px 0 36px;
  color: var(--ink-dim);
  font-size: 13px;
}
.foot p { margin: 4px 0; }
.foot .disclaimer { color: var(--ink); }
.foot .blurb { color: var(--ink-faint); max-width: 72ch; margin-top: 10px; }

/* ---------- Focus & reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}

/* Narrow phones */
@media (max-width: 420px) {
  .hero { padding-top: 24px; }
  .search { flex-direction: column; padding: 10px; }
  .search button { width: 100%; }
  .events { grid-template-columns: 1fr; }
}