/* TouchPro — онлайн-типография. Ручная вёрстка, без фреймворков. */

:root {
  --paper: #ffffff;
  --bg: #f4f5f7;
  --bg-2: #eceef1;
  --ink: #15181d;
  --ink-2: #5b6470;
  --ink-3: #8b949f;
  --line: #d9dde3;
  --cyan: #0b7fc4;
  --cyan-dark: #075e92;
  --magenta: #c2185b;
  --ok: #157a3c;
  --warn: #b26a00;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(21, 24, 29, .06), 0 8px 24px rgba(21, 24, 29, .05);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font: 16px/1.6 "Inter", -apple-system, "Segoe UI", system-ui, sans-serif;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
h1, h2, h3 { margin: 0; line-height: 1.2; letter-spacing: -.02em; text-wrap: balance; }

.wrap { max-width: 1120px; margin: 0 auto; padding-inline: 20px; }

/* ---------- header ---------- */
.hdr {
  background: var(--paper);
  border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 20;
}
.hdr__in { display: flex; align-items: center; gap: 24px; height: 68px; }
.logo { display: flex; align-items: baseline; gap: 9px; font-weight: 700; font-size: 21px; letter-spacing: -.03em; }
.logo span { font-size: 12px; font-weight: 500; color: var(--ink-3); letter-spacing: 0; }
.logo b { color: var(--cyan); }
.hdr__nav { margin-left: auto; display: flex; align-items: center; gap: 20px; font-size: 15px; }
.hdr__nav a { color: var(--ink-2); }
.hdr__nav a:hover { color: var(--ink); }
.lang { display: flex; gap: 2px; border: 1px solid var(--line); border-radius: 7px; padding: 2px; }
.lang a { padding: 3px 9px; border-radius: 5px; font-size: 13px; font-weight: 600; color: var(--ink-3); }
.lang a.on { background: var(--ink); color: #fff; }

/* ---------- hero ---------- */
.hero { background: var(--paper); border-bottom: 1px solid var(--line); padding-block: 56px 48px; }
.hero h1 { font-size: clamp(26px, 4.2vw, 42px); max-width: 17ch; }
.hero p { color: var(--ink-2); font-size: 17px; max-width: 54ch; margin: 16px 0 0; }
.hero__badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--bg-2); border: 1px solid var(--line); border-radius: 100px;
  padding: 5px 13px 5px 9px; font-size: 13px; font-weight: 600; color: var(--ink-2);
  margin-bottom: 20px;
}
.hero__badge svg { color: var(--cyan); }

/* ---------- product grid ---------- */
.sec { padding-block: 44px; }
.sec__head { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 22px; gap: 16px; }
.sec__head h2 { font-size: 22px; }
.sec__head em { font-style: normal; color: var(--ink-3); font-size: 14px; }

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(248px, 1fr)); gap: 16px; }

.card {
  background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 20px; display: flex; flex-direction: column; gap: 4px;
  transition: border-color .15s, transform .15s, box-shadow .15s;
}
.card:hover { border-color: var(--cyan); transform: translateY(-2px); box-shadow: var(--shadow); }
.card__ico { color: var(--cyan); margin-bottom: 12px; }
.card h3 { font-size: 17px; }
.card p { margin: 2px 0 0; font-size: 14px; color: var(--ink-3); }
.card__foot { margin-top: auto; padding-top: 16px; display: flex; align-items: baseline; gap: 6px; }
.card__price { font-size: 19px; font-weight: 700; letter-spacing: -.02em; }
.card__from { font-size: 12px; color: var(--ink-3); }
.card__unit { font-size: 12px; color: var(--ink-3); margin-left: auto; }

/* ---------- how it works ---------- */
.how { background: var(--paper); border-block: 1px solid var(--line); padding-block: 44px; }
.how__grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 28px; margin-top: 22px; }
.how__item { display: grid; grid-template-columns: 38px 1fr; gap: 14px; align-items: start; }
.how__n {
  width: 38px; height: 38px; border-radius: 50%; border: 1px solid var(--line);
  display: grid; place-items: center; font-weight: 700; font-size: 14px; color: var(--cyan);
}
.how__item h3 { font-size: 16px; margin-bottom: 3px; }
.how__item p { margin: 0; font-size: 14.5px; color: var(--ink-2); }

/* ---------- product page ---------- */
.crumbs { font-size: 14px; color: var(--ink-3); padding-block: 18px 0; }
.crumbs a:hover { color: var(--cyan); }

.p-grid { display: grid; grid-template-columns: 1fr 352px; gap: 28px; align-items: start; padding-block: 20px 56px; }
@media (max-width: 920px) { .p-grid { grid-template-columns: 1fr; } }

.panel { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; }
.panel + .panel { margin-top: 16px; }
.panel h1 { font-size: 27px; }
.panel__sub { color: var(--ink-2); margin: 8px 0 0; }
.size-tag {
  display: inline-block; font-size: 12.5px; font-weight: 600; color: var(--ink-2);
  background: var(--bg-2); border-radius: 6px; padding: 3px 9px; margin-top: 12px;
}

.fset { border: 0; padding: 0; margin: 0 0 22px; }
.fset:last-child { margin-bottom: 0; }
.fset__lab { font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; color: var(--ink-3); margin-bottom: 10px; }
.opts { display: flex; flex-wrap: wrap; gap: 8px; }
.opt { position: relative; }
.opt input { position: absolute; opacity: 0; inset: 0; cursor: pointer; }
.opt span {
  display: block; border: 1px solid var(--line); border-radius: 8px; padding: 9px 14px;
  font-size: 14.5px; cursor: pointer; transition: all .12s; background: var(--paper);
}
.opt input:checked + span { border-color: var(--cyan); background: #eaf4fb; color: var(--cyan-dark); font-weight: 600; }
.opt input:focus-visible + span { outline: 2px solid var(--cyan); outline-offset: 2px; }
.opt small { display: block; font-size: 12px; color: var(--ink-3); font-weight: 400; margin-top: 1px; }
.opt input:checked + span small { color: var(--cyan); }

.qty { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.qty input {
  width: 130px; font: inherit; font-weight: 600; padding: 10px 12px;
  border: 1px solid var(--line); border-radius: 8px; background: var(--paper); color: var(--ink);
}
.qty input:focus { outline: 2px solid var(--cyan); outline-offset: -1px; border-color: var(--cyan); }
.qty__chips { display: flex; gap: 6px; flex-wrap: wrap; }
.chip {
  border: 1px solid var(--line); background: var(--paper); border-radius: 7px;
  padding: 7px 11px; font: inherit; font-size: 13.5px; cursor: pointer; color: var(--ink-2);
}
.chip:hover { border-color: var(--cyan); color: var(--cyan); }

/* ---------- sticky price ---------- */
.sticky { position: sticky; top: 92px; }
.price__total { font-size: 36px; font-weight: 700; letter-spacing: -.03em; line-height: 1.1; }
.price__cur { font-size: 19px; font-weight: 600; color: var(--ink-3); }
.price__unit { font-size: 13.5px; color: var(--ink-3); margin-top: 4px; }

.ready {
  display: flex; gap: 10px; align-items: flex-start;
  background: #f0f8f3; border: 1px solid #c6e4d2; border-radius: 8px;
  padding: 11px 13px; margin-top: 18px;
}
.ready svg { color: var(--ok); flex: none; margin-top: 2px; }
.ready b { display: block; font-size: 14.5px; color: var(--ok); }
.ready span { font-size: 12.5px; color: var(--ink-2); }

.lines { margin-top: 18px; border-top: 1px solid var(--line); padding-top: 14px; }
.lines__row { display: flex; justify-content: space-between; gap: 12px; font-size: 14px; padding: 5px 0; }
.lines__row span:first-child { color: var(--ink-2); }
.lines__row em { font-style: normal; color: var(--ink-3); font-size: 12.5px; display: block; }
.lines__row b { font-variant-numeric: tabular-nums; white-space: nowrap; }

.btn {
  display: flex; align-items: center; justify-content: center; gap: 9px; width: 100%;
  background: var(--cyan); color: #fff; border: 0; border-radius: 9px;
  padding: 14px 20px; font: inherit; font-weight: 600; font-size: 16px;
  cursor: pointer; margin-top: 18px; transition: background .15s;
}
.btn:hover { background: var(--cyan-dark); }
.btn--ghost { background: var(--paper); color: var(--ink); border: 1px solid var(--line); margin-top: 9px; }
.btn--ghost:hover { background: var(--bg-2); border-color: var(--ink-3); }

.note { font-size: 12.5px; color: var(--ink-3); text-align: center; margin-top: 11px; }

/* ---------- footer ---------- */
.ftr { border-top: 1px solid var(--line); background: var(--paper); padding-block: 28px; margin-top: 8px; }
.ftr__in { display: flex; flex-wrap: wrap; gap: 14px 28px; align-items: center; font-size: 14px; color: var(--ink-3); }
.ftr__in a:hover { color: var(--cyan); }

.is-busy { opacity: .45; transition: opacity .12s; }

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
  .card:hover { transform: none; }
}