/* ============================================================
   PhenoAge Calculator — v2-themed (Cabinet Grotesk + графит + индиго)
   Class hooks (.pa-*) preserved verbatim для JS-совместимости.
   ============================================================ */

:root {
  --pa-good: #10b981;
  --pa-warn: #f59e0b;
  --pa-bad:  #ef4444;
}

/* Медтермины ниже hero (калькулятор, результаты, методика, источники) — графит,
   как на остальных tool/article-страницах. Иначе наследуется оранжевый из v2.css. */
.v2-after-hero .med-term { color: var(--v2-ink); }

/* ── Hero — editorial split (text 60% / photoreal 40%) ─── */
.pa-hero {
  padding: 9rem 0 4.5rem;
  background: var(--v2-bg-alt);
}
.pa-hero__inner {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
  gap: clamp(32px, 5vw, 72px);
  align-items: center;
}
.pa-hero__crumbs { margin-bottom: 28px; }
.pa-hero__eyebrow {
  font-family: var(--v2-font);
  font-size: 12px; font-weight: 700;
  color: var(--v2-brand-2);
  text-transform: uppercase;
  letter-spacing: .14em;
  margin-bottom: 22px;
}
.pa-hero__title {
  margin: 0 0 26px;
  font-family: var(--v2-font-display);
  /* Уменьшено с clamp(44,7vw,96) — длинный SEO-H1 «… биологический возраст …»
     при uppercase + keep-all не помещался: слово «БИОЛОГИЧЕСКИЙ» (13 букв) шире колонки 678px. */
  font-size: clamp(36px, 5vw, 64px);
  font-weight: 700;
  line-height: 1.02;
  letter-spacing: -.03em;
  color: var(--v2-ink);
  text-transform: uppercase;
  word-break: keep-all;
  overflow-wrap: normal;
  hyphens: none;
}
.pa-hero__lead {
  margin: 0 0 32px;
  font-size: clamp(15.5px, 1.25vw, 17.5px);
  line-height: 1.55;
  color: var(--v2-ink-3);
  max-width: 56ch;
}
.pa-hero__lead .med-term { color: var(--v2-ink); }
.pa-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
  padding-top: 24px;
  border-top: 1px solid var(--v2-border);
}
.pa-hero__meta-item {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  font-family: var(--v2-font);
  font-size: 12px;
  font-weight: 600;
  color: var(--v2-ink-3);
  text-transform: uppercase;
  letter-spacing: .12em;
}
.pa-hero__meta-item strong {
  font-family: var(--v2-font-display);
  font-weight: 700;
  font-size: 16px;
  letter-spacing: -.01em;
  color: var(--v2-ink);
  text-transform: none;
}
.pa-hero__cover {
  margin: 0;
  border-radius: 1.25rem;
  overflow: hidden;
  aspect-ratio: 1 / 1;
  background: #0c0d14;
  box-shadow:
    0 20px 60px -20px rgba(19,20,31,.35),
    0 2px 8px rgba(19,20,31,.10);
}
.pa-hero__cover img {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
}
@media (max-width: 960px) {
  .pa-hero { padding: 8rem 0 3.5rem; }
  .pa-hero__inner { grid-template-columns: 1fr; gap: 36px; }
  .pa-hero__cover { aspect-ratio: 16 / 11; max-height: 360px; order: -1; }
}
@media (max-width: 480px) {
  .pa-hero { padding: 7rem 0 2.5rem; }
  /* «БИОЛОГИЧЕСКИЙ» (13 заглавных, ~8.96×font) при keep-all не переносится:
     11vw/min 34px вылезали за колонку на 320–390px. Подобрано так, чтобы
     слово влезало вплоть до 320px (content ~288px → font ≤ 32px). */
  .pa-hero__title { font-size: clamp(28px, 8.7vw, 44px); max-width: 14ch; }
  .pa-hero__meta { gap: 10px 20px; }
}

/* ── Stats — editorial 2×2 big-numbers, centered ────────── */
.pa-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  column-gap: 1px;
  row-gap: 1px;
  padding: 0;
  margin: 56px 0 80px;
  background: var(--v2-border);
  overflow: hidden;
}
.pa-stats__item {
  background: var(--v2-bg);
  padding: 56px 32px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 18px;
  min-height: 220px;
}
.pa-stats__num {
  font-family: var(--v2-font-display);
  font-size: clamp(52px, 6.5vw, 84px);
  font-weight: 700;
  letter-spacing: -.04em;
  color: var(--v2-ink);
  line-height: .95;
  margin: 0;
}
.pa-stats__num-unit {
  font-size: .42em;
  font-weight: 600;
  color: var(--v2-ink-3);
  letter-spacing: -.02em;
  margin-left: .14em;
}
.pa-stats__label {
  font-family: var(--v2-font);
  font-size: 14.5px;
  font-weight: 500;
  color: var(--v2-ink-3);
  line-height: 1.5;
  max-width: 30ch;
  margin: 0 auto;
}
@media (max-width: 768px) {
  .pa-stats { margin: 40px 0 56px; }
  .pa-stats__item { padding: 40px 20px; min-height: 180px; gap: 14px; }
  .pa-stats__label { font-size: 13.5px; }
}
@media (max-width: 480px) {
  .pa-stats { grid-template-columns: 1fr; }
  .pa-stats__num { font-size: clamp(48px, 14vw, 64px); }
  .pa-stats__item { padding: 36px 20px; min-height: 0; }
}

/* ── Method — pipeline flow + math glyphs ───────────────── */
.pa-method {
  margin: 32px 0 24px;
}
.pa-method__head {
  margin-bottom: 48px;
  /* max-width убран по запросу: title + lead растягиваются на всю ширину контейнера. */
}
.pa-method__eyebrow {
  font-family: var(--v2-font);
  font-size: 12px;
  font-weight: 700;
  color: var(--v2-brand-2);
  text-transform: uppercase;
  letter-spacing: .14em;
  margin-bottom: 14px;
}
.pa-method__title {
  margin: 0 0 18px;
  font-family: var(--v2-font-display);
  font-size: clamp(28px, 3.4vw, 42px);
  font-weight: 700;
  letter-spacing: -.025em;
  line-height: 1.05;
  color: var(--v2-ink);
}
.pa-method__lead {
  margin: 0;
  font-size: clamp(15px, 1.15vw, 16.5px);
  line-height: 1.6;
  color: var(--v2-ink-3);
  /* max-width: 64ch убран — растягиваем на всю ширину контейнера. */
}
.pa-method__lead .med-term { color: var(--v2-ink); }

.pa-method__pipeline {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr;
  align-items: stretch;
  gap: 0;
}
.pa-step {
  display: flex;
  flex-direction: column;
  padding: 28px 24px 26px;
  background: var(--v2-surface);
  border: 1px solid var(--v2-border);
  border-radius: 1rem;
  min-height: 240px;
  position: relative;
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.pa-step:hover {
  transform: translateY(-2px);
  border-color: rgba(42,52,238,.35);
  box-shadow: 0 14px 32px -18px rgba(19,20,31,.18);
}
.pa-step--final {
  background: var(--v2-ink-2);
  border-color: var(--v2-ink-2);
  color: #fff;
}
.pa-step--final:hover {
  background: var(--v2-ink);
  border-color: var(--v2-ink);
}

.pa-step__num {
  font-family: var(--v2-font);
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--v2-ink-3);
  margin-bottom: 16px;
}
.pa-step--final .pa-step__num { color: rgba(255,255,255,.55); }

.pa-step__glyph {
  font-family: var(--v2-font-display);
  font-size: clamp(48px, 4.6vw, 72px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -.04em;
  color: var(--v2-brand-2);
  margin-bottom: 22px;
}
.pa-step__glyph em {
  font-style: italic;
  font-weight: 700;
}
.pa-step--final .pa-step__glyph { color: #fff; }

.pa-step__title {
  font-family: var(--v2-font-display);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -.005em;
  color: var(--v2-ink);
  margin-bottom: 8px;
}
.pa-step--final .pa-step__title { color: #fff; }

.pa-step__desc {
  font-size: 13.5px;
  line-height: 1.55;
  color: var(--v2-ink-3);
  margin-top: auto;
}
.pa-step--final .pa-step__desc { color: rgba(255,255,255,.72); }
.pa-step--final .pa-step__desc .med-term {
  color: #fff;
  border-bottom-color: rgba(255,255,255,.4);
}

.pa-step__arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 8px;
  color: var(--v2-ink-3);
  opacity: .5;
}
.pa-step__arrow .material-symbols-outlined {
  font-size: 28px;
  font-variation-settings: 'wght' 300;
}

@media (max-width: 1100px) {
  .pa-method__pipeline {
    grid-template-columns: 1fr 1fr;
    gap: 14px;
  }
  .pa-step { min-height: 220px; }
  .pa-step__arrow { display: none; }
}
@media (max-width: 560px) {
  .pa-method__pipeline { grid-template-columns: 1fr; gap: 12px; }
  .pa-step { min-height: 0; padding: 24px 20px; }
  .pa-step__glyph { font-size: 56px; margin-bottom: 16px; }
}

/* ── Calculator full-bleed soft-blue backdrop ──────────── */
.pa-calc-wrap {
  position: relative;
  margin: 64px 0;
  padding: 72px 0;
}
.pa-calc-wrap::before {
  content: '';
  position: absolute;
  top: 0; bottom: 0;
  left: calc(50% - 50vw);
  right: calc(50% - 50vw);
  background: var(--v2-bg-alt);
}
.pa-calc-wrap > * {
  position: relative;
  z-index: 1;
}
@media (max-width: 768px) {
  .pa-calc-wrap { margin: 48px 0; padding: 48px 0; }
}

/* ── Calculator card ─────────────────────────────────────── */
.pa-calc {
  position: relative;
  background: var(--v2-surface);
  border: 1px solid var(--v2-border);
  border-radius: 1.5rem;
  padding: 56px;
  box-shadow: 0 8px 32px rgba(19,20,31,.06);
  margin: 0;
}
@media (max-width: 768px) { .pa-calc { padding: 32px 24px; border-radius: 1.25rem; } }
.pa-calc__title {
  margin: 0 0 10px;
  font-family: var(--v2-font-display);
  font-size: clamp(28px, 3.6vw, 38px);
  font-weight: 700;
  letter-spacing: -.025em;
  color: var(--v2-ink);
  line-height: 1.1;
  text-align: center;
}
.pa-calc__subtitle {
  margin: 0 auto 40px;
  font-size: 15.5px;
  color: var(--v2-ink-3);
  line-height: 1.6;
  max-width: 60ch;
  text-align: center;
}

/* Section header inside form */
.pa-section {
  margin-bottom: 28px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--v2-border);
}
.pa-section:last-of-type { border-bottom: none; padding-bottom: 0; margin-bottom: 14px; }
.pa-section__head {
  display: flex; align-items: center; gap: 12px; margin-bottom: 18px;
}
.pa-section__num {
  width: 28px; height: 28px; border-radius: 8px;
  background: rgba(42, 52, 238, .08);
  color: var(--v2-brand-2);
  display: inline-flex; align-items: center; justify-content: center;
  font-family: var(--v2-font-display);
  font-weight: 700; font-size: 13px;
  flex-shrink: 0;
}
.pa-section__title {
  font-family: var(--v2-font-display);
  font-size: 13px; font-weight: 700;
  color: var(--v2-ink);
  text-transform: uppercase;
  letter-spacing: .08em;
}

/* Fields grid */
.pa-fields {
  display: grid; grid-template-columns: 1fr 1fr; gap: 14px 18px;
}
@media (max-width: 600px) { .pa-fields { grid-template-columns: 1fr; } }
.pa-fields--3 { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 760px) { .pa-fields--3 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .pa-fields--3 { grid-template-columns: 1fr; } }

.pa-field { display: flex; flex-direction: column; }
.pa-field--full { grid-column: 1 / -1; }
.pa-field__label {
  display: flex; align-items: baseline; justify-content: space-between;
  font-size: 13px; font-weight: 600;
  color: var(--v2-ink-2);
  margin-bottom: 6px; line-height: 1.3;
  gap: 8px;
}
.pa-field__norm {
  font-size: 11.5px; color: var(--v2-ink-3); font-weight: 500;
  white-space: nowrap;
}
.pa-field__inputwrap {
  position: relative; display: flex; align-items: stretch;
  background: var(--v2-bg-alt);
  border: 1px solid transparent;
  border-radius: 12px;
  transition: background .2s, border-color .15s, box-shadow .15s;
}
.pa-field__inputwrap:focus-within {
  background: var(--v2-surface);
  border-color: var(--v2-ink-2);
  box-shadow: 0 0 0 3px rgba(67, 69, 85, .10);
}
.pa-field__inputwrap.is-error {
  background: var(--v2-surface);
  border-color: var(--pa-bad);
  box-shadow: 0 0 0 3px rgba(239, 68, 68, .12);
}
.pa-field input {
  flex: 1;
  padding: 13px 16px;
  font-size: 15.5px;
  background: transparent;
  border: none; outline: none;
  color: var(--v2-ink);
  font-family: var(--v2-font);
  font-weight: 500;
}
.pa-field__unit {
  align-self: center;
  padding: 0 16px;
  font-size: 12px;
  color: var(--v2-ink-3);
  font-weight: 500;
  border-left: 1px solid rgba(0,0,0,.06);
  white-space: nowrap;
}

/* Sex toggle */
.pa-sex-toggle {
  display: flex; gap: 4px; padding: 4px;
  background: var(--v2-bg-alt);
  border: 1px solid var(--v2-border);
  border-radius: 12px;
}
.pa-sex-btn {
  flex: 1; padding: 10px;
  font-family: var(--v2-font);
  font-size: 13.5px; font-weight: 600;
  background: transparent;
  border: none;
  border-radius: 8px;
  color: var(--v2-ink-3);
  cursor: pointer;
  transition: background .15s, color .15s;
}
.pa-sex-btn.is-active {
  background: var(--v2-ink-2);
  color: #fff;
  box-shadow: 0 2px 10px rgba(19,20,31,.18);
}

/* Submit button — графит, инвертная семантика с [[feedback_buttons_graphite_pattern]] */
.pa-submit-btn {
  width: 100%;
  padding: 22px;
  margin-top: 14px;
  background: var(--v2-ink-2);
  color: #fff;
  border: none;
  border-radius: 1rem;
  font-family: var(--v2-font);
  font-size: 13.5px; font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background .25s, transform .25s, box-shadow .25s;
  box-shadow: 0 4px 18px rgba(19,20,31,.10);
}
.pa-submit-btn:hover {
  background: var(--v2-ink);
  transform: translateY(-1px);
  box-shadow: 0 8px 28px rgba(19,20,31,.20);
}
.pa-submit-btn:active { transform: translateY(0); box-shadow: 0 4px 12px rgba(19,20,31,.12); }

.pa-error-msg {
  display: none;
  background: rgba(239, 68, 68, .08);
  border: 1px solid rgba(239, 68, 68, .25);
  color: var(--pa-bad);
  border-radius: 10px;
  padding: 12px 16px;
  font-size: 13.5px;
  margin: 10px 0 14px;
}
.pa-error-msg.is-visible { display: block; }

/* ── RESULT block ────────────────────────────────────────── */
.pa-result {
  display: none;
  margin-top: 40px;
  border-top: 1px solid var(--v2-border);
  padding-top: 40px;
  animation: pa-fadeUp .4s ease;
}
@keyframes pa-fadeUp {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Headline — графитовая капсула «navbar-pill style» с большим белым числом */
.pa-headline {
  text-align: center;
  margin-bottom: 40px;
  padding: 64px 32px 56px;
  background: var(--v2-midnight);  /* #1e212f */
  border-radius: 1.5rem;
  color: #fff;
  position: relative;
  overflow: hidden;
}
.pa-headline::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 60% at 50% 0%, rgba(255,255,255,.04), transparent 70%);
  pointer-events: none;
}
.pa-headline__eyebrow {
  position: relative;
  display: inline-block;
  font-family: var(--v2-font);
  font-size: 11px; font-weight: 600;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: rgba(255,255,255,.55);
  margin-bottom: 18px;
}
.pa-headline__big {
  position: relative;
  font-family: var(--v2-font-display);
  font-size: clamp(84px, 14vw, 152px);
  font-weight: 700;
  letter-spacing: -.045em;
  line-height: .9;
  color: #fff;
  margin-bottom: 10px;
}
.pa-headline__years {
  font-size: clamp(22px, 2.4vw, 30px);
  color: rgba(255,255,255,.45);
  font-weight: 500;
  margin-left: 10px;
  letter-spacing: -.015em;
}
.pa-headline__sub {
  position: relative;
  font-size: 14px;
  color: rgba(255,255,255,.55);
  margin-bottom: 22px;
  letter-spacing: .01em;
}
.pa-delta-pill {
  position: relative;
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 28px;
  border-radius: 100rem;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: .015em;
  /* bg/color/border дойдут inline-стилем из JS — на тёмной midnight-карте
     все 4 tier-цвета (зелёный/синий/оранжевый/красный) читаются нормально. */
}
@media (max-width: 600px) {
  .pa-headline { padding: 44px 22px 40px; }
}

/* Age scale */
.pa-scale {
  background: var(--v2-bg-alt);
  border: 1px solid var(--v2-border);
  border-radius: var(--v2-radius);
  padding: 24px;
  margin-bottom: 32px;
}
.pa-scale__title {
  font-family: var(--v2-font);
  font-size: 12px; font-weight: 700;
  color: var(--v2-ink-3);
  text-transform: uppercase;
  letter-spacing: .1em;
  margin-bottom: 18px;
  text-align: center;
}
.pa-scale__bar {
  position: relative;
  height: 12px;
  border-radius: 99px;
  background: linear-gradient(90deg,
    #10b981 0%,
    #6ee7b7 25%,
    #cbd5e1 50%,
    #fda4af 75%,
    #e11d48 100%);
  margin-bottom: 10px;
}
.pa-scale__marker {
  position: absolute; top: 50%;
  width: 22px; height: 22px;
  background: #fff;
  border: 3px solid var(--v2-ink-2);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  box-shadow: 0 2px 8px rgba(19,20,31,.20);
  transition: left 1.2s cubic-bezier(0.34, 1.4, 0.64, 1);
}
.pa-scale__labels {
  display: flex; justify-content: space-between;
  font-size: 11.5px; color: var(--v2-ink-3); font-weight: 600;
}

/* Secondary metrics */
.pa-metrics {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin: 24px 0 32px;
}
@media (max-width: 480px) { .pa-metrics { grid-template-columns: 1fr; } }
.pa-metric-card {
  background: var(--v2-bg-alt);
  border: 1px solid var(--v2-border);
  border-radius: var(--v2-radius);
  padding: 26px 22px 24px;
  position: relative;
  overflow: hidden;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
}
.pa-metric-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: var(--v2-brand-2);
}
.pa-metric-card__label {
  font-size: 12px;
  color: var(--v2-ink-3);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .1em;
  margin: 0;
}
.pa-metric-card__value {
  font-family: var(--v2-font-display);
  font-size: clamp(34px, 3vw, 40px);
  font-weight: 700;
  color: var(--v2-ink);
  line-height: 1;
  margin: 4px 0 2px;
  letter-spacing: -.02em;
}
/* «лет» внутри metric-card — субскрипт у числа, чтобы не сдвигать визуальный центр.
   Глобальный .pa-headline__years был для тёмного hero (белый 30px). */
.pa-metric-card__value .pa-headline__years {
  font-size: 0.32em;
  font-weight: 600;
  color: var(--v2-ink-3);
  margin-left: 4px;
  letter-spacing: .04em;
  text-transform: uppercase;
  vertical-align: 0.7em;
}
.pa-metric-card__hint {
  font-size: 12.5px;
  color: var(--v2-ink-3);
  line-height: 1.5;
  max-width: 36ch;
  margin: 0 auto;
}

/* Contributions */
.pa-contrib { margin: 32px 0; }
.pa-contrib__title {
  font-family: var(--v2-font);
  font-size: 12px; font-weight: 700;
  color: var(--v2-ink-3);
  text-transform: uppercase;
  letter-spacing: .1em;
  margin-bottom: 20px;
}
.pa-contrib__row {
  display: flex; align-items: center; gap: 16px;
  margin-bottom: 14px;
}
.pa-contrib__row:last-child { margin-bottom: 0; }

.pa-contrib__name {
  flex: 0 0 200px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.pa-contrib__icon {
  display: grid;
  place-items: center;
  width: 32px; height: 32px;
  border-radius: 9px;
  background: rgba(112, 115, 143, .08);
  flex-shrink: 0;
}
.pa-contrib__icon .material-symbols-outlined {
  font-size: 18px !important;
  font-variation-settings: 'wght' 400;
}
.pa-contrib__name-text {
  display: flex; flex-direction: column; gap: 1px;
  min-width: 0;
}
.pa-contrib__marker {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--v2-ink);
  letter-spacing: -.005em;
  line-height: 1.2;
}
.pa-contrib__cat {
  font-size: 11px;
  color: var(--v2-ink-3);
  letter-spacing: .02em;
  line-height: 1.2;
}

.pa-contrib__bar-wrap {
  flex: 1; position: relative;
  height: 22px;
  background: var(--v2-bg-alt);
  border-radius: 99px;
  overflow: hidden;
}
.pa-contrib__center {
  position: absolute; top: 0; bottom: 0;
  left: 50%; width: 1px;
  background: var(--v2-ink-3);
  opacity: .3;
}
.pa-contrib__bar {
  position: absolute; top: 3px; bottom: 3px;
  border-radius: 99px;
  transition: width 1s cubic-bezier(0.34, 1.2, 0.64, 1), left 1s;
}
.pa-contrib__val {
  font-family: var(--v2-font-display);
  font-size: 14px;
  font-weight: 700;
  flex: 0 0 64px;
  text-align: right;
  letter-spacing: -.01em;
  font-variant-numeric: tabular-nums;
}

@media (max-width: 640px) {
  .pa-contrib__name { flex: 0 0 140px; gap: 10px; }
  .pa-contrib__icon { width: 28px; height: 28px; }
  .pa-contrib__icon .material-symbols-outlined { font-size: 16px !important; }
  .pa-contrib__marker { font-size: 12.5px; }
  .pa-contrib__cat { font-size: 10.5px; }
  .pa-contrib__val { flex: 0 0 54px; font-size: 12.5px; }
}
@media (max-width: 480px) {
  .pa-contrib__row { gap: 10px; }
  .pa-contrib__name { flex: 0 0 120px; }
  .pa-contrib__cat { display: none; }
}

/* Reset btn — outline graphite, на hover solid */
.pa-reset-btn {
  display: inline-flex; align-items: center; gap: 8px;
  background: transparent;
  color: var(--v2-ink-2);
  border: 1.5px solid var(--v2-ink-2);
  border-radius: 100rem;
  padding: 12px 24px;
  font-family: var(--v2-font);
  font-size: 12.5px; font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  cursor: pointer;
  margin-top: 28px;
  transition: background .2s, color .2s, border-color .2s, transform .2s;
}
.pa-reset-btn:hover {
  background: var(--v2-ink-2);
  color: #fff;
  border-color: var(--v2-ink-2);
  transform: translateY(-1px);
}

/* ── Recommendations block ───────────────────────────────── */
.pa-recs {
  margin-top: 28px;
  padding: 26px 26px 22px;
  background: var(--v2-bg-alt);
  border: 1px solid var(--v2-border);
  border-radius: var(--v2-radius);
}
.pa-recs__head {
  display: flex; align-items: center; gap: 12px; margin-bottom: 8px;
}
.pa-recs__head-icon {
  width: 32px; height: 32px;
  border-radius: 9px;
  background: rgba(42, 52, 238, .08);
  color: var(--v2-brand-2);
  display: grid; place-items: center;
}
.pa-recs__head-icon .material-symbols-outlined { font-size: 18px !important; }
.pa-recs__title {
  font-family: var(--v2-font-display);
  font-size: 17px; font-weight: 700;
  color: var(--v2-ink);
  letter-spacing: -.005em;
}
.pa-recs__lead {
  font-size: 13.5px;
  color: var(--v2-ink-3);
  line-height: 1.55;
  margin: 4px 0 18px;
}
.pa-recs__list { display: flex; flex-direction: column; gap: 14px; }

/* Empty (healthy) state */
.pa-recs__empty {
  padding: 22px;
  border-radius: var(--v2-radius);
  background: rgba(16, 185, 129, .07);
  border: 1px solid rgba(16, 185, 129, .22);
}
.pa-recs__empty-head {
  font-family: var(--v2-font-display);
  font-size: 15px; font-weight: 700;
  color: var(--pa-good);
  line-height: 1.5;
  margin-bottom: 10px;
}
.pa-recs__empty-sub {
  font-size: 13.5px; color: var(--v2-ink);
  margin-bottom: 8px; font-weight: 600;
}
.pa-recs__healthy-tips {
  list-style: none; padding: 0; margin: 0;
}
.pa-recs__healthy-tips li {
  font-size: 13.5px; color: var(--v2-ink-2);
  line-height: 1.55;
  padding-left: 22px;
  position: relative;
  margin-bottom: 6px;
}
.pa-recs__healthy-tips li::before {
  content: '✓';
  position: absolute; left: 4px; top: 0;
  color: var(--pa-good);
  font-weight: 800;
}

/* Per-recommendation card — severity-bar по тону категории + иконка маркера */
.pa-rec-card {
  --rec-tone: var(--v2-ink-3);
  background: var(--v2-surface);
  border: 1px solid var(--v2-border);
  border-radius: var(--v2-radius);
  padding: 20px 22px 20px 26px;
  position: relative;
  overflow: hidden;
}
.pa-rec-card::before {
  content: '';
  position: absolute; left: 0; top: 0; bottom: 0;
  width: 5px;
  background: var(--rec-tone);
}
.pa-rec-card--soft {
  padding: 16px 18px 16px 22px;
  background: var(--v2-bg-alt);
}
.pa-rec-card--soft::before { opacity: .6; }
.pa-rec-card--soft .pa-rec-card__name .arrow--soft {
  color: var(--v2-ink-3); font-weight: 600;
}
.pa-rec-card__soft-tip {
  font-size: 13px; color: var(--v2-ink-2);
  line-height: 1.55;
  margin-top: 10px;
  padding-left: 50px;
}
.pa-rec-card__soft-tip strong { color: var(--pa-good); font-weight: 700; }

.pa-rec-card__head {
  display: flex; align-items: flex-start;
  gap: 14px;
  margin-bottom: 4px;
}
.pa-rec-card__icon {
  display: grid;
  place-items: center;
  width: 36px; height: 36px;
  border-radius: 10px;
  background: color-mix(in srgb, var(--rec-tone) 12%, transparent);
  flex-shrink: 0;
  margin-top: 2px;
}
.pa-rec-card__icon .material-symbols-outlined {
  font-size: 20px !important;
  font-variation-settings: 'wght' 400;
}
.pa-rec-card__head-body {
  flex: 1; min-width: 0;
}
.pa-rec-card__cat {
  font-family: var(--v2-font);
  font-size: 10.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--rec-tone);
  margin-bottom: 4px;
}
.pa-rec-card__name {
  font-family: var(--v2-font-display);
  font-size: 16px; font-weight: 700;
  color: var(--v2-ink);
  letter-spacing: -.005em;
  margin-bottom: 4px;
}
.pa-rec-card__name .arrow {
  display: inline-block; margin-left: 8px;
  font-size: 13px; font-weight: 700;
  color: var(--rec-tone);
}
.pa-rec-card__values {
  font-size: 12.5px;
  color: var(--v2-ink-3);
}
.pa-rec-card__values strong {
  color: var(--v2-ink);
  font-weight: 700;
}
.pa-rec-card__why {
  font-size: 13.5px;
  color: var(--v2-ink-2);
  line-height: 1.55;
  margin: 12px 0 16px;
  padding-left: 50px;
}
@media (max-width: 480px) {
  .pa-rec-card__why,
  .pa-rec-card__soft-tip { padding-left: 0; }
}
.pa-rec-actions {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 10px;
}
.pa-rec-action {
  background: var(--v2-bg-alt);
  border: 1px solid var(--v2-border);
  border-radius: 9px;
  padding: 12px 14px;
}
.pa-rec-action__head {
  font-family: var(--v2-font);
  font-size: 11px; font-weight: 700;
  color: var(--v2-brand-2);
  text-transform: uppercase;
  letter-spacing: .08em;
  margin-bottom: 8px;
}
.pa-rec-action__list { list-style: none; padding: 0; margin: 0; }
.pa-rec-action__list li {
  font-size: 12.5px;
  color: var(--v2-ink-2);
  line-height: 1.45;
  padding-left: 14px;
  position: relative;
  margin-bottom: 5px;
}
.pa-rec-action__list li::before {
  content: '•';
  position: absolute; left: 2px; top: -1px;
  color: var(--v2-brand-2);
  font-weight: 800;
}

/* Disclaimer */
.pa-disclaimer {
  background: var(--v2-bg-alt);
  border: 1px solid var(--v2-border);
  border-radius: var(--v2-radius);
  padding: 18px 22px;
  margin-top: 20px;
  font-size: 13px;
  color: var(--v2-ink-3);
  line-height: 1.6;
  display: flex;
  gap: 12px;
  align-items: flex-start;
}
.pa-disclaimer .material-symbols-outlined {
  font-size: 18px !important;
  color: var(--v2-brand-2);
  flex-shrink: 0;
}

/* Bortz upgrade banner — premium dark graphite */
.pa-bortz {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 26px 32px;
  background: var(--v2-midnight);
  color: #fff;
  border: none;
  border-radius: 1.25rem;
  margin: 56px 0;
  text-decoration: none;
  transition: transform .25s, box-shadow .25s, background .25s;
  box-shadow: 0 8px 28px rgba(19,20,31,.18);
}
.pa-bortz:hover {
  background: var(--v2-ink);
  transform: translateY(-2px);
  box-shadow: 0 14px 38px rgba(19,20,31,.28);
  color: #fff;
}
.pa-bortz__icon {
  flex-shrink: 0;
  width: 52px; height: 52px;
  border-radius: 14px;
  background: rgba(255,255,255,.08);
  color: #fff;
  display: grid; place-items: center;
}
.pa-bortz__icon .material-symbols-outlined { font-size: 26px !important; }
.pa-bortz__body { flex: 1; min-width: 0; }
.pa-bortz__eyebrow {
  display: block;
  font-family: var(--v2-font);
  font-size: 11px; font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: rgba(255,255,255,.55);
  margin-bottom: 8px;
}
.pa-bortz__title {
  display: block;
  font-family: var(--v2-font-display);
  font-size: 19px; font-weight: 700;
  color: #fff;
  margin-bottom: 8px;
  letter-spacing: -.012em;
  line-height: 1.25;
}
.pa-bortz__title .med-term {
  color: #fff;
  border-bottom-color: rgba(255,255,255,.45);
}
.pa-bortz__text {
  display: block;
  font-size: 13.5px;
  color: rgba(255,255,255,.65);
  line-height: 1.55;
}
.pa-bortz__text .med-term {
  color: rgba(255,255,255,.85);
  border-bottom-color: rgba(255,255,255,.4);
}
.pa-bortz__cta {
  flex-shrink: 0;
  display: inline-flex; align-items: center;
  padding: 10px 18px;
  font-size: 12px; font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: #fff;
  background: rgba(255,255,255,.10);
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 100rem;
  white-space: nowrap;
  transition: background .2s, border-color .2s;
}
.pa-bortz:hover .pa-bortz__cta {
  background: rgba(255,255,255,.16);
  border-color: rgba(255,255,255,.30);
}
@media (max-width: 600px) {
  .pa-bortz { flex-direction: column; align-items: flex-start; gap: 14px; }
}

/* ── C1: Formulas collapsible details ──────────────────── */
.pa-formulas-details {
  margin: 32px 0 16px;
  border: 1px solid var(--v2-border);
  border-radius: var(--v2-radius);
  background: var(--v2-surface);
  overflow: hidden;
  transition: box-shadow .2s, border-color .2s;
}
.pa-formulas-details[open] {
  box-shadow: 0 6px 24px -12px rgba(19,20,31,.10);
  border-color: rgba(42,52,238,.18);
}
.pa-formulas-summary {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 22px 24px;
  cursor: pointer;
  transition: background .2s;
  user-select: none;
}
.pa-formulas-summary::-webkit-details-marker { display: none; }
.pa-formulas-summary:hover { background: var(--v2-bg-alt); }

.pa-formulas-summary__icon {
  display: grid;
  place-items: center;
  width: 40px; height: 40px;
  border-radius: 11px;
  background: rgba(42,52,238,.08);
  color: var(--v2-brand-2);
  flex-shrink: 0;
}
.pa-formulas-summary__icon .material-symbols-outlined {
  font-size: 22px !important;
}
.pa-formulas-summary__body {
  flex: 1; min-width: 0;
  display: flex; flex-direction: column; gap: 4px;
}
.pa-formulas-summary__title {
  font-family: var(--v2-font-display);
  font-size: 17px; font-weight: 700;
  color: var(--v2-ink);
  letter-spacing: -.01em;
}
.pa-formulas-summary__sub {
  font-size: 13px;
  color: var(--v2-ink-3);
  line-height: 1.45;
}
.pa-formulas-summary__chev {
  color: var(--v2-ink-3);
  display: grid; place-items: center;
  transition: transform .25s ease;
}
.pa-formulas-summary__chev .material-symbols-outlined {
  font-size: 24px !important;
}
.pa-formulas-details[open] .pa-formulas-summary__chev { transform: rotate(180deg); }

.pa-formulas-content {
  padding: 0 24px 24px;
}
.pa-formulas {
  background: var(--v2-bg-alt);
  border: 1px solid var(--v2-border);
  border-radius: var(--v2-radius);
  padding: 22px;
  font-family: 'Courier New', monospace;
  font-size: 12.5px;
  color: var(--v2-ink-2);
  line-height: 1.95;
  overflow-x: auto;
}
.pa-formulas strong { color: var(--v2-brand-2); font-weight: 700; }
.pa-formulas-content .pa-lead--small { margin-top: 14px; }

/* ── C2: Sources with journal-pills ────────────────────── */
.pa-sources { list-style: none; padding: 0; margin: 0; }
.pa-sources li {
  padding: 22px 0;
  border-bottom: 1px solid var(--v2-border);
  display: flex;
  gap: 18px;
  align-items: flex-start;
}
.pa-sources li:first-child { padding-top: 8px; }
.pa-sources li:last-child { border-bottom: none; padding-bottom: 8px; }
.pa-sources__num {
  font-family: var(--v2-font-display);
  font-weight: 700;
  color: var(--v2-ink-3);
  font-size: 15px;
  flex-shrink: 0;
  min-width: 28px;
  font-variant-numeric: tabular-nums;
}
.pa-sources__body { flex: 1; min-width: 0; }
.pa-sources__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}
.pa-sources__journal {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  font-family: var(--v2-font);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  border-radius: 100rem;
  background: var(--v2-brand-2);
  color: #fff;
  white-space: nowrap;
}
.pa-sources__journal[data-journal="aging"]   { background: #be123c; }
.pa-sources__journal[data-journal="plos"]    { background: #0891b2; }
.pa-sources__journal--ext {
  background: transparent;
  color: var(--v2-ink-3);
  border: 1px solid var(--v2-border);
}
.pa-sources__year {
  font-family: var(--v2-font);
  font-size: 12.5px;
  font-weight: 600;
  color: var(--v2-ink-3);
  font-variant-numeric: tabular-nums;
}
.pa-sources__type {
  font-family: var(--v2-font);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--v2-ink-3);
}
.pa-sources__title {
  font-family: var(--v2-font-display);
  font-size: 16px;
  font-weight: 700;
  color: var(--v2-ink);
  letter-spacing: -.008em;
  line-height: 1.35;
  margin-bottom: 6px;
}
.pa-sources__desc {
  font-size: 13.5px;
  color: var(--v2-ink-3);
  line-height: 1.55;
}
.pa-sources a { color: var(--v2-brand-2); }
.pa-sources a:hover { color: var(--v2-brand); }

/* ── C3: Related cards — image-top ──────────────────────── */
.pa-related {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 8px;
}
@media (max-width: 880px) { .pa-related { grid-template-columns: 1fr 1fr; } }
@media (max-width: 580px) { .pa-related { grid-template-columns: 1fr; } }

.pa-related__card {
  display: flex; flex-direction: column;
  background: var(--v2-surface);
  border: 1px solid var(--v2-border);
  border-radius: 1rem;
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  transition: border-color .25s, transform .25s, box-shadow .25s;
}
.pa-related__card:hover {
  border-color: rgba(42,52,238,.35);
  transform: translateY(-3px);
  box-shadow: 0 14px 32px -16px rgba(19,20,31,.18);
}
.pa-related__cover {
  margin: 0;
  aspect-ratio: 16 / 10;
  background: var(--v2-bg-alt);
  overflow: hidden;
}
.pa-related__cover img {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
  transition: transform .5s ease;
}
.pa-related__card:hover .pa-related__cover img { transform: scale(1.04); }

.pa-related__body {
  padding: 20px 22px 22px;
  display: flex; flex-direction: column; gap: 6px;
}
.pa-related__kicker {
  font-family: var(--v2-font);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--v2-brand-2);
}
.pa-related__title {
  font-family: var(--v2-font-display);
  font-size: 17px; font-weight: 700;
  color: var(--v2-ink);
  line-height: 1.3;
  letter-spacing: -.008em;
}
.pa-related__sub {
  font-size: 13px;
  color: var(--v2-ink-3);
  line-height: 1.5;
  margin-top: 4px;
}

/* Section heading reused */
.pa-h2 {
  font-family: var(--v2-font-display);
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 700;
  letter-spacing: -.025em;
  color: var(--v2-ink);
  margin: 80px 0 20px;
  text-wrap: balance;
  line-height: 1.1;
}
.pa-h2--first { margin-top: 56px; }
.pa-lead {
  font-size: 16px;
  color: var(--v2-ink-2);
  line-height: 1.6;
  margin-bottom: 18px;
}
.pa-lead--small {
  font-size: 13px;
  color: var(--v2-ink-3);
  margin-top: 14px;
  line-height: 1.55;
}

/* Защита от переноса посреди фразы (stats-лейблы и т.п.) */
.pa-nowrap { white-space: nowrap; }

/* ── Персональный греетинг в шапке результата ──────────── */
.pa-headline__greeting {
  position: relative;
  font-family: var(--v2-font-display);
  font-size: clamp(18px, 2.2vw, 24px);
  font-weight: 700;
  letter-spacing: -.015em;
  color: #fff;
  margin-bottom: 14px;
}

/* ── Сноска приватности под калькулятором ──────────────── */
.pa-privacy {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  margin-top: 18px;
  padding: 14px 18px;
  background: rgba(22, 200, 200, .06);
  border: 1px solid rgba(22, 200, 200, .22);
  border-radius: var(--v2-radius);
  font-size: 12.5px;
  line-height: 1.55;
  color: var(--v2-ink-3);
}
.pa-privacy strong { color: var(--v2-ink-2); font-weight: 700; }
.pa-privacy .material-symbols-outlined {
  font-size: 18px !important;
  color: var(--v2-brand-2);
  flex-shrink: 0;
  margin-top: 1px;
}

/* ── Действия под результатом (PDF + пересчитать) ──────── */
.pa-result__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin-top: 28px;
}
.pa-result__actions .pa-reset-btn { margin-top: 0; }

.pa-pdf-btn {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  background: var(--v2-ink-2);
  color: #fff;
  border: 1.5px solid var(--v2-ink-2);
  border-radius: 100rem;
  padding: 12px 24px;
  font-family: var(--v2-font);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background .2s, border-color .2s, transform .2s, box-shadow .2s;
  box-shadow: 0 4px 16px rgba(19,20,31,.10);
}
.pa-pdf-btn:hover {
  background: var(--v2-ink);
  border-color: var(--v2-ink);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(19,20,31,.18);
}
.pa-pdf-btn:disabled { opacity: .6; cursor: default; transform: none; box-shadow: none; }
.pa-pdf-btn .material-symbols-outlined {
  font-size: 18px !important;
  font-variation-settings: 'wght' 500;
}