/* Harfix website. Same look as the apps (Mini App, Windows, Android). */
/* colours and the serif: brand.css (made by brand/build.py) */

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 16px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--link); }
button { font: inherit; color: inherit; cursor: pointer; }
[hidden] { display: none !important; }
h1 { font-size: clamp(26px, 5vw, 38px); line-height: 1.15; margin: 22px 0 8px; letter-spacing: -.01em; }
h2 { font-size: 21px; margin: 30px 0 12px; }
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 16px; }
.lead { font-size: 18px; color: var(--hint); margin: 0 0 18px; max-width: 760px; }
.hint { color: var(--hint); font-size: 14px; }
.note { background: var(--soft); border-radius: 12px; padding: 10px 14px; font-size: 15px; }
kbd {
  font: 600 13px/1 ui-monospace, Consolas, monospace; padding: 3px 6px; border-radius: 6px;
  border: 1px solid var(--line); border-bottom-width: 2px; background: var(--card);
}

/* --- header ------------------------------------------------------------------------- */
.top { position: sticky; top: 0; z-index: 10; background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
.top-in { display: flex; align-items: center; gap: 14px; min-height: 60px; }
.brand { display: flex; align-items: center; gap: 9px; text-decoration: none; color: var(--text); font-weight: 800; font-size: 20px; }
.brand img { border-radius: 9px; display: block; }
.nav { display: flex; gap: 2px; margin-left: auto; flex-wrap: wrap; }
.nav a { color: var(--text); text-decoration: none; padding: 7px 10px; border-radius: 9px; font-weight: 600; font-size: 15px; }
.nav a:hover { background: var(--card); }
.nav a[aria-current="page"] { color: var(--link); background: var(--soft); }
.lang { font-weight: 700; font-size: 14px; text-decoration: none; border: 1px solid var(--line); border-radius: 99px; padding: 5px 11px; color: var(--text); white-space: nowrap; }
.menu { display: none; border: 0; background: none; font-size: 24px; padding: 6px 8px; border-radius: 9px; }
@media (max-width: 900px) {
  .top-in { flex-wrap: wrap; }
  .menu { display: block; }
  .lang { margin-left: auto; }
  .nav { display: none; order: 9; width: 100%; flex-direction: column; margin: 0 0 10px; }
  .nav.open { display: flex; }
  .nav a { padding: 11px 12px; font-size: 16px; }
}

/* --- cards, tool -------------------------------------------------------------------------- */
.card { background: var(--card); border-radius: var(--radius); padding: 16px; border: 1px solid var(--line); }
.row { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.row.right { justify-content: flex-end; flex-wrap: wrap; margin-top: 10px; }
.label { font-size: 13px; font-weight: 700; color: var(--hint); text-transform: uppercase; letter-spacing: .05em; }
.link { background: none; border: 0; color: var(--link); padding: 4px; font-size: 14px; }
.tool { margin: 6px 0 10px; }
.seg { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 6px; background: var(--card);
  border: 1px solid var(--line); padding: 5px; border-radius: var(--radius); margin-bottom: 12px; max-width: 620px; }
.seg button { border: 0; background: none; border-radius: 10px; padding: 8px 4px; display: flex; flex-direction: column;
  align-items: center; gap: 1px; font-weight: 700; font-size: 15px; }
.seg small { color: var(--hint); font-weight: 500; font-size: 12px; }
.seg button.on { background: var(--accent); color: var(--accent-text); }
.seg button.on small { color: inherit; opacity: .85; }
.tool-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 12px; }
@media (max-width: 760px) { .tool-grid { grid-template-columns: minmax(0, 1fr); } }
textarea { width: 100%; margin-top: 8px; border: 0; outline: none; resize: vertical; background: transparent;
  color: var(--text); font: inherit; font-size: 18px; min-height: 170px; }
textarea::placeholder { color: var(--hint); }
.result { border: 1.5px solid color-mix(in srgb, var(--accent) 40%, transparent); display: flex; flex-direction: column; }
.out { margin-top: 8px; font-size: 18px; white-space: pre-wrap; word-break: break-word; min-height: 170px;
  max-height: 60vh; overflow: auto; flex: 1; }
.out.empty { color: var(--hint); }
.badge { font-size: 12px; font-weight: 700; padding: 3px 9px; border-radius: 999px;
  background: color-mix(in srgb, var(--accent) 15%, transparent); color: var(--link); }
.btn { border: 1px solid var(--line); border-radius: 12px; padding: 11px 16px; font-weight: 700; background: var(--card);
  color: var(--link); text-decoration: none; display: inline-block; text-align: center; }
.btn.primary { background: var(--accent); color: var(--accent-text); border-color: transparent; }
.btn.big { padding: 14px 20px; font-size: 17px; margin-top: 8px; }
.btn.wide { width: 100%; }
.btn:disabled { opacity: .45; cursor: default; }
.btn:not(:disabled):active { transform: scale(.98); }

/* --- content ---------------------------------------------------------------------------------- */
.cards3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
@media (max-width: 860px) { .cards3 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 520px) { .cards3 { grid-template-columns: minmax(0, 1fr); } }
.feature { display: grid; gap: 4px; text-decoration: none; color: var(--text); transition: border-color .15s; }
.feature:hover { border-color: var(--accent); }
.feature .ico { font-size: 26px; }
.feature span:last-child { color: var(--hint); font-size: 15px; }
.letters { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; margin: 12px 0; }
@media (max-width: 700px) { .letters { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.letter { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px; text-align: center; }
.letter .big { font-size: 38px; font-weight: 800; color: var(--link); line-height: 1.1; }
.letter .from { color: var(--hint); font-size: 14px; margin-top: 2px; }
.letter .ex { font-size: 15px; margin-top: 6px; overflow-wrap: anywhere; }
.rules { padding-left: 20px; margin: 0; }
.rules li { margin: 8px 0; }
.rules b, .ex b { color: var(--link); }
.table-wrap { overflow-x: auto; }
.map { border-collapse: collapse; width: 100%; max-width: 720px; background: var(--card); border-radius: var(--radius); overflow: hidden; }
.map th, .map td { text-align: left; padding: 9px 12px; border-bottom: 1px solid var(--line); }
.map th { font-size: 13px; color: var(--hint); text-transform: uppercase; letter-spacing: .04em; }
.map tr:last-child td { border-bottom: 0; }
.faq details { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 12px 16px; margin: 8px 0; }
.faq summary { font-weight: 700; cursor: pointer; }
.faq p { margin: 8px 0 0; }

/* --- downloads ------------------------------------------------------------------------------------ */
.downloads { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; align-items: start; }
@media (max-width: 900px) { .downloads { grid-template-columns: minmax(0, 1fr); } }
.dl { scroll-margin-top: 80px; }
.dl-head { display: flex; gap: 12px; align-items: center; }
.dl-head .ico { font-size: 34px; }
.dl-head h2 { margin: 0; }
.dl-head p { margin: 2px 0 0; }
.dl .btn.big { width: 100%; }
.dl details { margin-top: 12px; }
.dl summary { cursor: pointer; color: var(--link); font-weight: 600; }

/* --- files ----------------------------------------------------------------------------------------- */
.drop { display: grid; justify-items: center; gap: 6px; text-align: center; padding: 30px 16px; margin-bottom: 12px;
  border: 2px dashed color-mix(in srgb, var(--accent) 45%, var(--line)); border-radius: var(--radius); background: var(--card); cursor: pointer; }
.drop.over { background: var(--soft); border-color: var(--accent); }
.drop input { position: absolute; width: 1px; height: 1px; opacity: 0; }
.drop-icon { font-size: 40px; }
.files { list-style: none; padding: 0; margin: 8px 0 0; }
.files li { display: flex; align-items: center; gap: 10px; padding: 9px 0; border-top: 1px solid var(--line); }
.files .name { font-weight: 600; overflow-wrap: anywhere; }
.files .grow { flex: 1; min-width: 0; }
.files .st { font-size: 14px; color: var(--hint); }
.files .st.ok { color: var(--ok); }
.files .st.bad { color: var(--bad); }
.files .x { border: 0; background: none; color: var(--hint); font-size: 20px; }

/* --- quiz ------------------------------------------------------------------------------------------- */
.quiz { max-width: 620px; }
.quiz h2 { margin: 8px 0 14px; }
.progress { height: 6px; background: var(--line); border-radius: 99px; overflow: hidden; margin: 10px 0 6px; }
.progress div { height: 100%; width: 0; background: var(--accent); transition: width .2s; }
.opts { display: grid; gap: 8px; }
.opt { text-align: left; border: 1.5px solid var(--line); border-radius: 12px; padding: 12px 14px; background: var(--card); font-size: 18px; font-weight: 600; }
.opt.ok { border-color: var(--ok); background: color-mix(in srgb, var(--ok) 12%, transparent); }
.opt.bad { border-color: var(--bad); background: color-mix(in srgb, var(--bad) 10%, transparent); }
.final { font-size: 56px; text-align: center; }

/* --- footer, toast ---------------------------------------------------------------------------------- */
.foot { margin-top: 48px; padding: 22px 0 30px; border-top: 1px solid var(--line); color: var(--hint); font-size: 15px; }
.foot p { margin: 6px 0; }
.foot .link { font-size: 15px; padding: 0; }
.toast { position: fixed; left: 50%; bottom: 22px; transform: translateX(-50%) translateY(30px); opacity: 0; pointer-events: none;
  background: #10141a; color: #fff; padding: 10px 16px; border-radius: 12px; font-weight: 600; transition: .2s; z-index: 20; max-width: calc(100vw - 32px); }
.toast.show { opacity: 1; transform: translateX(-50%); }

/* --- online layer (online.js): announcement bar, sponsor card ---------------------------------------- */
.online-top { display: grid; gap: 8px; margin-top: 14px; }
.ol-bar { display: flex; align-items: center; gap: 8px; background: var(--card); border: 1px solid var(--line);
  border-left: 4px solid var(--accent); border-radius: var(--radius); padding: 8px 6px 8px 12px; font-size: 15px; }
.ol-text { flex: 1; min-width: 0; overflow-wrap: anywhere; }
.ol-link { border: 0; background: none; color: var(--link); font-weight: 700; padding: 6px 4px; white-space: nowrap; }
.ol-x { border: 0; background: none; color: var(--hint); font-size: 20px; line-height: 1; padding: 4px 8px; }
.online-ad { margin-top: 12px; max-width: 620px; }
.ol-ad { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 8px 12px 12px; cursor: pointer; }
.ol-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 4px; }
.ol-tag { font-size: 11px; font-weight: 700; letter-spacing: .04em; text-transform: uppercase; color: var(--hint);
  border: 1px solid var(--line); border-radius: 6px; padding: 1px 6px; }
.ol-body { display: flex; gap: 12px; align-items: center; }
.ol-img { width: 52px; height: 52px; border-radius: 12px; object-fit: cover; flex: none; }
.ol-words { min-width: 0; }
.ol-title { display: block; }
.ol-desc { margin: 2px 0 0; color: var(--hint); font-size: 15px; overflow-wrap: anywhere; }
.ol-go { margin-top: 10px; width: 100%; border: 0; border-radius: 10px; padding: 10px; font-weight: 700;
  background: color-mix(in srgb, var(--accent) 12%, transparent); color: var(--link); }
.lead span[lang="uz-Latn"] { white-space: nowrap; }
.brand .wordmark { display: block; height: 26px; width: auto; margin-top: 2px; }