/* lisnik.org in the Major Design Minimalist (design repo designs/minimalist, minimalist-skill):
   warm monochrome, Source Serif 4 for headings, DM Sans for text, JetBrains Mono for labels, 1px lines. */
@font-face { font-family: "DM Sans"; font-weight: 100 900; font-display: swap; src: url("fonts/dm-sans.woff2") format("woff2"); }
@font-face { font-family: "Source Serif 4"; font-weight: 400; font-display: swap; src: url("fonts/source-serif-4.woff2") format("woff2"); }
@font-face { font-family: "JetBrains Mono"; font-weight: 400; font-display: swap; src: url("fonts/jetbrains-mono.woff2") format("woff2"); }

:root {
  --bg: #fbfbfa;
  --surface: #ffffff;
  --text: #2f3437;
  --muted: #787774;
  --faint: #a5a29c;
  --border: #eaeaea;
  --border-strong: #dedcd7;
  --ink: #111111;
  --ink-hover: #333333;
  --serif: "Source Serif 4", ui-serif, Georgia, serif;
  --sans: "DM Sans", system-ui, -apple-system, "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  color-scheme: light;
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--text); font: 400 1rem/1.6 var(--sans); }
/* one warm light spot behind the top of the page, no flat empty canvas */
body::before {
  content: "";
  position: fixed;
  inset: -20vh -10vw auto auto;
  width: 70vw;
  height: 70vh;
  background: radial-gradient(closest-side, rgba(214, 196, 160, 0.16), transparent);
  pointer-events: none;
  z-index: -1;
}
a { color: var(--ink); text-underline-offset: 3px; text-decoration-thickness: 1px; }
a:hover { color: var(--ink-hover); }
:focus-visible { outline: 2px solid var(--ink); outline-offset: 2px; }

.wrap { width: min(100% - 2rem, 64rem); margin-inline: auto; }
.narrow { width: min(100% - 2rem, 40rem); margin-inline: auto; }

.site-head { border-bottom: 1px solid var(--border); background: rgba(251, 251, 250, 0.85); backdrop-filter: blur(8px); position: sticky; top: 0; z-index: 2; }
.site-head .wrap { display: flex; align-items: center; justify-content: space-between; gap: 1rem; height: 4rem; }
.site-head img { display: block; height: 2.25rem; width: auto; }
.site-head nav { display: flex; gap: 1.25rem; font-size: 0.9375rem; }
.site-head nav a { text-decoration: none; color: var(--muted); }
.site-head nav a:hover { color: var(--ink); }

.label { font: 400 0.75rem/1.4 var(--mono); letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); margin: 0; }
h1, h2 { font-family: var(--serif); font-weight: 400; color: var(--ink); letter-spacing: -0.02em; margin: 0; }
h1 { font-size: clamp(2.1rem, 5vw, 3.4rem); line-height: 1.1; letter-spacing: -0.03em; }
h2 { font-size: clamp(1.5rem, 3vw, 2rem); line-height: 1.15; }
.lead { font-size: 1.125rem; color: var(--muted); max-width: 36rem; margin: 0; }

.hero { padding: clamp(4rem, 10vw, 7rem) 0 clamp(2.5rem, 6vw, 4rem); display: grid; gap: 1.25rem; }
.section { padding: clamp(3rem, 8vw, 5.5rem) 0; border-top: 1px solid var(--border); }
.section > .narrow { display: grid; gap: 1.75rem; }
.heading { display: grid; gap: 0.5rem; }

.form { display: grid; gap: 1.125rem; }
.form .row { display: grid; gap: 1.125rem; grid-template-columns: 1fr 1fr; }
@media (max-width: 36rem) { .form .row { grid-template-columns: 1fr; } }
.field { display: grid; gap: 0.375rem; font-size: 0.875rem; }
.field .opt { color: var(--faint); }
.input { width: 100%; font: inherit; font-size: 1rem; color: var(--ink); background: var(--surface); border: 1px solid var(--border-strong); border-radius: 6px; padding: 0.625rem 0.75rem; transition: border-color 150ms, box-shadow 150ms; }
.input:focus { outline: none; border-color: var(--ink); box-shadow: 0 0 0 3px rgba(17, 17, 17, 0.08); }
textarea.input { min-height: 8.5rem; resize: vertical; }
select.input { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%23787774' stroke-width='1.6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 0.85rem center; padding-right: 2.25rem; }
.hp { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.note { font-size: 0.8125rem; color: var(--muted); margin: 0; }
.btn { justify-self: start; display: inline-block; font: 500 0.9375rem/1 var(--sans); color: #fff; background: var(--ink); border: 0; border-radius: 6px; padding: 0.875rem 1.25rem; cursor: pointer; text-decoration: none; transition: background 150ms, transform 150ms; }
.btn:hover { background: var(--ink-hover); color: #fff; }
.btn:active { transform: scale(0.98); }

/* free flats: one card per listing, or the hint when nothing is free */
.listing { border: 1px solid var(--border); border-radius: 12px; background: var(--surface); padding: clamp(1.25rem, 3vw, 2rem); display: grid; gap: 0.75rem; }
.listing h3 { font-family: var(--serif); font-weight: 400; font-size: 1.375rem; line-height: 1.2; color: var(--ink); margin: 0; letter-spacing: -0.01em; }
.listing p { margin: 0; }
.listing .meta { font: 400 0.8125rem/1.5 var(--mono); color: var(--muted); display: flex; flex-wrap: wrap; gap: 0.25rem 1rem; }
.listing .rent { font-family: var(--serif); font-size: 1.5rem; color: var(--ink); }
.listing .rent small { font-family: var(--sans); font-size: 0.875rem; color: var(--muted); }
.listing .energy { font-size: 0.8125rem; color: var(--muted); border-top: 1px solid var(--border); padding-top: 0.75rem; }
.empty { border: 1px dashed var(--border-strong); border-radius: 12px; padding: clamp(1.25rem, 3vw, 2rem); display: grid; gap: 0.75rem; }
.empty p { margin: 0; color: var(--muted); }

/* legal pages and messages */
.prose { padding: clamp(3rem, 8vw, 5rem) 0; display: grid; gap: 1rem; }
.prose h1 { font-size: clamp(1.9rem, 4vw, 2.6rem); margin-bottom: 0.5rem; }
.prose h2 { font-size: 1.25rem; margin-top: 1.25rem; }
.prose p, .prose ul { margin: 0; }
.prose ul { padding-left: 1.2rem; }
.prose .address { display: block; max-width: 100%; height: auto; }

.site-foot { border-top: 1px solid var(--border); padding: 2rem 0 3rem; font-size: 0.875rem; color: var(--muted); }
.site-foot .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem; }
.site-foot nav { display: flex; gap: 1.25rem; }
.site-foot a { color: var(--muted); }

/* gentle entry, only with JS and without reduced motion */
@media (prefers-reduced-motion: no-preference) {
  .js .reveal { opacity: 0; transform: translateY(12px); transition: opacity 600ms var(--ease), transform 600ms var(--ease); transition-delay: calc(var(--i, 0) * 80ms); }
  .js .reveal.in { opacity: 1; transform: none; }
}