/* Стартовая страница CardioDigit: палитра — из style.css (:root). */
[hidden] { display: none !important; }
body.landing { background: var(--bg); }
.lt-top { gap: 22px; }
.lt-top .brand { text-decoration: none; color: inherit; }
.lt-nav { display: flex; gap: 18px; margin-left: 12px; }
.lt-nav a { color: var(--muted); text-decoration: none; }
.lt-nav a:hover { color: var(--primary); }
.lt-auth { margin-left: auto; display: flex; align-items: center; gap: 10px; }
.lt-user { color: var(--muted); }
.link-btn { border: 0; background: none; color: var(--primary); padding: 8px 10px; font-weight: 600; }
.link-btn:hover { text-decoration: underline; }
a.btn { display: inline-block; text-decoration: none; border-radius: 8px; padding: 8px 14px; }
a.btn.primary { background: var(--primary); color: #fff; font-weight: 600; }
a.btn.primary:hover { background: var(--primary-dark); }
button.big, a.big-a { padding: 12px 22px; font-size: 15px; border-radius: 10px; }
.cta { display: flex; gap: 12px; flex-wrap: wrap; margin: 22px 0 0; }
.cta.center { justify-content: center; }
.eyebrow { display: inline-block; color: var(--primary); font-weight: 600; font-size: 13px; letter-spacing: .02em;
  background: var(--primary-soft); border-radius: 99px; padding: 4px 12px; }
.hero h1 { font-size: clamp(28px, 4vw, 44px); line-height: 1.12; margin: 14px 0 12px; letter-spacing: -.01em; }
.lead { font-size: 17px; color: #374151; max-width: 640px; margin: 0; }
.lead.center { margin: 0 auto; text-align: center; }
.notice-inline.center { margin-left: auto; margin-right: auto; text-align: left; }
.notice-inline { margin: 20px 0 0; padding: 10px 14px; border-left: 4px solid var(--orange); background: var(--orange-soft);
  border-radius: 6px; font-size: 13px; max-width: 640px; }

/* ---------- первый экран: монитор */
.hero-3 { max-width: 1100px; margin: 0 auto; padding: 56px 24px 30px; text-align: center; }
.hero-3 h1 { font-size: clamp(36px, 6vw, 60px); }
.monitor { margin: 38px auto 0; background: var(--trace); border-radius: 20px; padding: 14px 18px 12px;
  box-shadow: 0 24px 60px rgba(31, 42, 68, .25), inset 0 0 0 1px rgba(255, 255, 255, .06); text-align: left; }
.mon-head, .mon-foot { display: flex; gap: 18px; color: #9fb0c8; font-size: 13px; align-items: baseline; }
.mon-head > span:first-child { color: #e8fff9; font-weight: 700; }
.mon-hr { margin-left: auto; color: #9fe5d9; }
.mon-hr b { font-size: 26px; color: #e8fff9; }
.heart { color: var(--red); display: inline-block; animation: pulse .833s ease-out infinite; }
@keyframes pulse { 0% { transform: scale(1.25); } 40% { transform: scale(1); } }
#monCanvas { display: block; width: 100%; height: 220px; margin: 8px 0; }
.mon-foot { flex-wrap: wrap; border-top: 1px solid rgba(255, 255, 255, .08); padding-top: 8px; }

/* ---------- общие разделы */
.band { max-width: 1180px; margin: 0 auto; padding: 34px 24px 10px; }
.band-title { font-size: 24px; margin: 0 0 18px; }
.notice-band { padding-top: 30px; }
.notice-box { display: flex; gap: 16px; align-items: flex-start; background: #fff; border: 1px solid #f6d4ac;
  border-left: 6px solid var(--orange); border-radius: 14px; padding: 18px 22px; }
.notice-box h2 { margin: 0 0 6px; font-size: 18px; }
.notice-box p { margin: 0; color: #374151; }
.notice-box svg { flex: none; margin-top: 2px; }
.steps { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.steps li { background: #fff; border: 1px solid var(--border); border-radius: 14px; padding: 18px; }
.steps h3 { color: var(--text); font-size: 16px; margin: 10px 0 6px; }
.steps p { margin: 0; color: var(--muted); }
.num { display: inline-flex; width: 30px; height: 30px; border-radius: 50%; align-items: center; justify-content: center;
  background: var(--primary-soft); color: var(--primary); font-weight: 700; }
.who { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.who-card { background: #fff; border: 1px solid var(--border); border-radius: 14px; padding: 18px; border-top: 4px solid var(--teal); }
.who-card h3 { color: var(--text); font-size: 16px; margin: 0 0 6px; }
.who-card p { margin: 0; color: var(--muted); }
.lt-foot { max-width: 1180px; margin: 30px auto 0; padding: 18px 24px 30px; display: flex; gap: 20px; flex-wrap: wrap;
  justify-content: space-between; color: var(--faint); font-size: 12px; border-top: 1px solid var(--border); }

/* ---------- окна входа и регистрации */
.modal { border: 0; border-radius: 16px; padding: 0; width: min(560px, calc(100% - 24px));
  box-shadow: 0 30px 80px rgba(31, 42, 68, .3); }
#dlg-login { width: min(400px, calc(100% - 24px)); }
.modal::backdrop { background: rgba(31, 42, 68, .45); }
.modal form { padding: 22px 24px 18px; position: relative; display: flex; flex-direction: column; gap: 12px; }
.modal h2 { margin: 0 0 4px; font-size: 20px; }
.modal label { display: flex; flex-direction: column; gap: 4px; color: var(--muted); font-size: 12px; }
.modal input[type=email], .modal input[type=tel], .modal input[type=password], .modal input[name] {
  border: 1px solid var(--border); border-radius: 8px; padding: 9px 10px; background: #fff; width: 100%; font-size: 14px; }
.modal input:focus { outline: 2px solid var(--primary-soft); border-color: var(--primary); }
.modal input.bad { border-color: var(--red); background: var(--red-soft); }
.modal small { color: var(--faint); }
.modal i { color: var(--red); font-style: normal; }
.modal .x { position: absolute; right: 12px; top: 10px; border: 0; background: none; font-size: 24px; line-height: 1;
  color: var(--faint); padding: 4px 8px; }
.modal .wide { width: 100%; padding: 11px; font-size: 15px; }
.modal .switch { margin: 0; text-align: center; color: var(--muted); }
.modal .err { margin: 0; min-height: 1em; }
.f3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; }
.f2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.f3.f1 { grid-template-columns: 1fr; }
.ver-text { color: #475569; font-size: 14px; line-height: 1.5; margin: 0 0 12px; }
.ver-code { font-size: 26px !important; letter-spacing: 8px; text-align: center; font-variant-numeric: tabular-nums; }
#dlg-verify .ok-msg { color: #15803d; margin: 6px 0; }
.status { border: 0; padding: 0; margin: 0; display: flex; gap: 8px; }
.status legend { color: var(--muted); font-size: 12px; padding: 0; margin-bottom: 4px; }
.status.bad .st span { border-color: var(--red); }
.st { flex: 1; }
.st input { position: absolute; opacity: 0; }
.st span { display: block; text-align: center; border: 1px solid var(--border); border-radius: 10px; padding: 10px;
  color: var(--text); font-size: 14px; cursor: pointer; }
.st input:checked + span { border-color: var(--primary); background: var(--primary-soft); color: var(--primary); font-weight: 600; }
.st input:focus-visible + span { outline: 2px solid var(--primary); }
.modal label.agree { flex-direction: row; gap: 8px; align-items: flex-start; font-size: 12px; color: #374151; }
.modal .agree input { margin-top: 2px; flex: none; width: auto; }
.agree.bad span { color: var(--red); }

@media (max-width: 960px) {
  .lt-nav { display: none; }
  .steps, .who { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 560px) {
  #monCanvas { height: 160px; }
  .mon-head, .mon-foot { gap: 10px; font-size: 12px; }
  .lt-top { padding: 10px 16px; gap: 10px; }
  .lt-top .lt-auth button.primary { padding: 7px 10px; }
  .steps, .who, .f3, .f2 { grid-template-columns: 1fr; }
  .hero-3, .band { padding-left: 16px; padding-right: 16px; }
  .status { flex-direction: column; }
  .notice-box { flex-direction: column; }
}
@media (prefers-reduced-motion: reduce) {
  .heart { animation: none !important; }
}