/* Palette taken from the arms of Yanino-1: gules, or, sable, argent. */
:root {
  --gules: #d81e2c;
  --gules-dim: #8f1420;
  --or: #f5c518;
  --sable: #0e0e10;
  --sable-soft: #16161a;
  --argent: #f4f6f8;
  --argent-dim: #a4a9b3;
  --line: #26262c;
  --shell: min(1080px, 100% - 2.5rem);
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--sable);
  color: var(--argent);
  font: 400 17px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
        "Helvetica Neue", Arial, sans-serif;
  /* The chevron of the arms, blown up as a light source behind the hero. */
  background-image:
    radial-gradient(58rem 34rem at 50% -14rem, rgba(216, 30, 44, .34), transparent 70%),
    radial-gradient(42rem 26rem at 50% -2rem, rgba(245, 197, 24, .16), transparent 68%);
  background-repeat: no-repeat;
}

.shell { width: var(--shell); margin-inline: auto; }

/* ── header ─────────────────────────────────────────────────────────── */

.top {
  display: flex;
  align-items: center;
  gap: .7rem;
  padding: 1.4rem 0;
}

.top img { width: 38px; height: 38px; display: block; }

.wordmark {
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: .14em;
  text-transform: uppercase;
}

.wordmark span { color: var(--or); }

/* ── hero ───────────────────────────────────────────────────────────── */

.hero { padding: 3.5rem 0 4rem; }

.overline {
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--or);
  margin: 0 0 1.1rem;
}

h1 {
  margin: 0 0 1.2rem;
  font-size: clamp(2.1rem, 7vw, 3.8rem);
  line-height: 1.08;
  letter-spacing: -.02em;
  font-weight: 800;
  max-width: 16ch;
}

h1 em { font-style: normal; color: var(--gules); }

.lead {
  margin: 0 0 2rem;
  font-size: clamp(1.05rem, 2.4vw, 1.25rem);
  color: var(--argent-dim);
  max-width: 54ch;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  padding: .5rem .95rem .5rem .75rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--sable-soft);
  font-size: .92rem;
  color: var(--argent-dim);
}

.dot {
  width: .55rem;
  height: .55rem;
  border-radius: 50%;
  background: var(--or);
  box-shadow: 0 0 0 4px rgba(245, 197, 24, .16);
}

/* ── how it works ───────────────────────────────────────────────────── */

section { padding: 3.2rem 0; border-top: 1px solid var(--line); }

h2 {
  margin: 0 0 2rem;
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -.01em;
}

.steps {
  display: grid;
  gap: 1.1rem;
  grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
  list-style: none;
  margin: 0;
  padding: 0;
}

.steps li {
  background: var(--sable-soft);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 1.4rem;
}

.steps b {
  display: block;
  margin-bottom: .5rem;
  font-size: 1.02rem;
}

.steps p { margin: 0; color: var(--argent-dim); font-size: .96rem; }

.num {
  display: inline-grid;
  place-items: center;
  width: 1.9rem;
  height: 1.9rem;
  margin-bottom: .9rem;
  border-radius: 8px;
  background: var(--gules);
  color: var(--argent);
  font-weight: 700;
  font-size: .92rem;
}

/* ── contrast block ─────────────────────────────────────────────────── */

.notes { display: grid; gap: 1.6rem; grid-template-columns: repeat(auto-fit, minmax(18rem, 1fr)); }

.notes h3 {
  margin: 0 0 .5rem;
  font-size: 1.02rem;
  color: var(--or);
}

.notes p { margin: 0; color: var(--argent-dim); font-size: .98rem; }

/* ── footer ─────────────────────────────────────────────────────────── */

footer {
  border-top: 1px solid var(--line);
  padding: 2rem 0 3rem;
  color: #6d727c;
  font-size: .88rem;
  display: flex;
  flex-wrap: wrap;
  gap: .4rem 1.4rem;
}

footer b { color: var(--argent-dim); font-weight: 600; }

/* ── forms ──────────────────────────────────────────────────────────── */

.narrow { max-width: 26rem; padding: 3rem 0 4rem; }

.form { display: grid; gap: .5rem; margin-top: 1.6rem; }

.form label { color: var(--argent-dim); font-size: .9rem; }

.form input {
  padding: .75rem .9rem;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--sable-soft);
  color: var(--argent);
  font: inherit;
}

.form input:focus-visible { outline: 2px solid var(--or); outline-offset: 1px; }

.form button {
  margin-top: .6rem;
  padding: .8rem 1rem;
  border: 0;
  border-radius: 10px;
  background: var(--gules);
  color: var(--argent);
  font: 600 1rem/1 inherit;
  cursor: pointer;
}

.form button:hover { background: var(--gules-dim); }

.formerror {
  margin: 1.2rem 0 0;
  padding: .7rem .9rem;
  border: 1px solid var(--gules-dim);
  border-radius: 10px;
  color: var(--argent);
  font-size: .95rem;
}

/* ── login ──────────────────────────────────────────────────────────── */

.brand { display: flex; align-items: center; gap: .8rem; text-decoration: none; color: inherit; }

/* Yandex ID button in its light form: the red mark has to sit on white, so on
   this near-black page the button is the light one. */
.ya {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: .6rem;
  margin-top: 1.8rem;
  padding: .8rem 1rem;
  border-radius: 10px;
  background: var(--argent);
  color: #1a1a1a;
  font-weight: 600;
  text-decoration: none;
}

.ya:hover { background: #fff; }

.ya-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.4rem;
  height: 1.4rem;
  border-radius: 5px;
  background: #FC3F1D;
  color: #fff;
  font-weight: 800;
}

.or {
  display: flex;
  align-items: center;
  gap: .8rem;
  margin: 1.4rem 0 .2rem;
  color: var(--argent-dim);
  font-size: .9rem;
}

.or::before, .or::after { content: ""; flex: 1; height: 1px; background: var(--line); }

.hint { margin: .8rem 0 0; color: var(--argent-dim); font-size: .85rem; text-align: center; }