/* ============================================================
   components — карточки, строки, кнопки, лист-шторки
   ============================================================ */

/* ---- Карточки ------------------------------------------- */

.card {
  position: relative;
  border-radius: var(--r-lg);
  background: var(--fill-1);
  padding: 18px;
  overflow: hidden;
}
.card--flat { background: var(--fill-1); }
.card--light { background: #F4F5F6; color: var(--ink-invert); }
.card--light .dim { color: rgba(8, 9, 11, .56); }
.card--light .micro { color: rgba(8, 9, 11, .42); }

.card__sheen {
  position: absolute;
  inset: 0;
  background: var(--grad-ink);
  opacity: .6;
  pointer-events: none;
}

/* Герой-карточка с рассветным градиентом (референс №2) */
.hero {
  position: relative;
  border-radius: var(--r-2xl);
  min-height: 232px;
  padding: 26px 24px 30px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  overflow: hidden;
  isolation: isolate;
  box-shadow: var(--sh-card);
}
.hero__grad {
  position: absolute;
  inset: -2px;
  background: var(--grad-dawn);
  z-index: -2;
  transform: scale(1.04);
}
.hero__veil {
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(180deg, rgba(0,0,0,.42), rgba(0,0,0,0) 46%);
}
.hero--dawn .hero__grad { background: var(--grad-dawn); }
.hero--aurora .hero__grad { background: var(--grad-aurora); }
.hero--night .hero__grad { background: var(--grad-night); }
.hero__kicker {
  font: var(--t-caption);
  color: rgba(255, 255, 255, .78);
  margin-bottom: 6px;
}
.hero__title {
  font: 700 30px/1.08 var(--font);
  letter-spacing: -0.03em;
  margin-bottom: 10px;
}
.hero__sub {
  font: var(--t-body-sm);
  color: rgba(255, 255, 255, .72);
  max-width: 30ch;
}
.hero--night .hero__title,
.hero--night .hero__sub { color: #0C1013; }
.hero--night .hero__sub { color: rgba(12, 16, 19, .68); }

/* ---- Список-аккордеон (референс №2) --------------------- */

.list { display: flex; flex-direction: column; }

.list__sep {
  height: 1px;
  background: var(--hairline);
  margin: 0 2px;
  transform-origin: left center;
}

.rowitem {
  position: relative;
  display: block;
  width: 100%;
  text-align: left;
  padding: 17px 2px;
  border-radius: var(--r-sm);
  transition: background var(--d-2) var(--e-out);
}
.rowitem__head {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}
.rowitem__title {
  font: var(--t-title-3);
  letter-spacing: -0.012em;
  color: var(--ink);
}
.rowitem__meta {
  margin-top: 4px;
  font: var(--t-micro);
  letter-spacing: var(--track-micro);
  text-transform: uppercase;
  color: var(--ink-3);
}
.rowitem__chev {
  flex: none;
  width: 20px; height: 20px;
  margin-top: 2px;
  color: var(--ink-3);
  transition: transform var(--d-3) var(--e-spring), color var(--d-2) linear;
}
.rowitem.is-open .rowitem__chev { transform: rotate(180deg); color: var(--ink-2); }

.rowitem__body {
  overflow: hidden;
  height: 0;
}
.rowitem__bodyinner {
  padding: 2px 2px 16px;
  font: var(--t-body-sm);
  color: var(--ink-2);
}

/* Пункты конспекта */
.bullet {
  position: relative;
  padding-left: 18px;
  margin-top: 10px;
  color: var(--ink-2);
  font: var(--t-body-sm);
}
.bullet::before {
  content: "";
  position: absolute;
  left: 2px; top: 8px;
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--ink-4);
}
.bullet--key { color: var(--ink); }
.bullet--key::before { background: var(--mint); box-shadow: 0 0 10px var(--mint); }

.term { margin-top: 14px; }
.term__name { font: var(--t-title-3); color: var(--ink); }
.term__def { margin-top: 3px; font: var(--t-body-sm); color: var(--ink-2); }

mark.hl {
  background: linear-gradient(180deg, transparent 58%, rgba(95,227,180,.28) 58%);
  color: var(--ink);
  padding: 0 1px;
  border-radius: 3px;
}

/* ---- Кнопки --------------------------------------------- */

.pill {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 54px;
  padding: 0 26px;
  border-radius: var(--r-pill);
  background: #FFFFFF;
  color: var(--ink-invert);
  font: 600 16px/1 var(--font);
  letter-spacing: -0.01em;
  overflow: hidden;
  will-change: transform;
  box-shadow: var(--sh-float);
}
.pill--wide { width: 100%; }
.pill--ghost {
  background: var(--fill-2);
  color: var(--ink);
  box-shadow: none;
}
.pill--danger { background: var(--fill-2); color: var(--rose); box-shadow: none; }
.pill svg { width: 19px; height: 19px; }
.pill__sheen {
  position: absolute;
  inset: 0;
  background: var(--grad-sheen);
  transform: translateX(-120%);
  pointer-events: none;
}
.pill.is-busy .pill__sheen { animation: sheen 1.5s var(--e-in-out) infinite; }

.iconbtn {
  width: 40px; height: 40px;
  display: grid;
  place-items: center;
  border-radius: var(--r-pill);
  background: var(--fill-1);
  color: var(--ink-2);
  transition: background var(--d-2) var(--e-out), color var(--d-2) var(--e-out);
}
.iconbtn svg { width: 19px; height: 19px; }
.iconbtn:hover { background: var(--fill-2); color: var(--ink); }
.iconbtn--bare { background: none; }

.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 30px;
  padding: 0 12px;
  border-radius: var(--r-pill);
  background: var(--fill-1);
  font: var(--t-caption);
  color: var(--ink-2);
  transition: background var(--d-2) var(--e-out), color var(--d-2) var(--e-out);
}
.chip.is-on { background: #FFFFFF; color: var(--ink-invert); }
.chip__dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--mint);
  box-shadow: 0 0 8px var(--mint);
}
.chip__dot--warn { background: var(--amber); box-shadow: 0 0 8px var(--amber); }
.chip__dot--off  { background: var(--ink-4); box-shadow: none; }

/* Переключатель */
.switch {
  position: relative;
  width: 51px; height: 31px;
  border-radius: var(--r-pill);
  background: var(--fill-2);
  flex: none;
  transition: background var(--d-3) var(--e-out);
}
.switch.is-on { background: var(--mint); }
.switch__knob {
  position: absolute;
  top: 2px; left: 2px;
  width: 27px; height: 27px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 2px 6px rgba(0,0,0,.35);
  will-change: transform;
}

/* Сегментированный контрол */
.seg {
  position: relative;
  display: flex;
  padding: 3px;
  border-radius: var(--r-pill);
  background: var(--fill-1);
}
.seg__pin {
  position: absolute;
  top: 3px; left: 3px;
  height: calc(100% - 6px);
  border-radius: var(--r-pill);
  background: var(--fill-3);
  will-change: transform, width;
}
.seg__btn {
  position: relative;
  z-index: 1;
  flex: 1;
  height: 36px;
  font: var(--t-caption);
  color: var(--ink-3);
  border-radius: var(--r-pill);
  transition: color var(--d-2) var(--e-out);
}
.seg__btn.is-on { color: var(--ink); }

/* ---- Док с главной кнопкой ------------------------------ */

.dock {
  position: absolute;
  left: 0; right: 0;
  bottom: 0;
  z-index: 45;
  height: calc(var(--dock-h) + var(--safe-b));
  display: flex;
  align-items: center;
  justify-content: center;
  padding-bottom: var(--safe-b);
  pointer-events: none;
  background: linear-gradient(180deg, rgba(0,0,0,0), rgba(0,0,0,.82) 58%);
}
.dock > * { pointer-events: auto; }

/* Кнопка записи (нижний круг из референса) */
.rec {
  position: relative;
  width: 78px; height: 78px;
  display: grid;
  place-items: center;
  will-change: transform;
}
.rec__halo {
  position: absolute;
  inset: -14px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,255,255,.34), transparent 62%);
  opacity: 0;
  transform: scale(.7);
  will-change: transform, opacity;
  pointer-events: none;
}
.rec__pulse {
  position: absolute;
  inset: -2px;
  border-radius: 50%;
  background: rgba(255, 255, 255, .18);
  opacity: 0;
  transform: scale(1);
  will-change: transform, opacity;
  pointer-events: none;
}

.rec__ring {
  position: absolute;
  inset: -5px;
  border-radius: 50%;
  background: conic-gradient(from 0deg,
      rgba(255,255,255,0), rgba(255,255,255,.85), rgba(255,255,255,0) 70%);
  opacity: 0;
  will-change: transform, opacity;
  animation: spin 3.4s linear infinite;
  pointer-events: none;
  mask: radial-gradient(farthest-side, transparent calc(100% - 3px), #000 calc(100% - 2px));
  -webkit-mask: radial-gradient(farthest-side, transparent calc(100% - 3px), #000 calc(100% - 2px));
}
.rec__body {
  position: relative;
  width: 68px; height: 68px;
  border-radius: 50%;
  background: #FFFFFF;
  display: grid;
  place-items: center;
  box-shadow: 0 12px 30px -8px rgba(0,0,0,.9), 0 0 0 0 rgba(255,255,255,.2);
  will-change: transform, border-radius;
  overflow: hidden;
}
.rec__glyph {
  width: 26px; height: 26px;
  color: var(--ink-invert);
  transition: opacity var(--d-2) var(--e-out), transform var(--d-3) var(--e-spring);
}
.rec__stop {
  position: absolute;
  width: 22px; height: 22px;
  border-radius: 6px;
  background: var(--ink-invert);
  opacity: 0;
  transform: scale(.4);
  will-change: transform, opacity;
}
.rec.is-live .rec__glyph { opacity: 0; transform: scale(.5); }
.rec.is-live .rec__stop { opacity: 1; transform: scale(1); }
.rec.is-live .rec__ring { opacity: .9; }

.dock__side {
  position: absolute;
  display: grid;
  place-items: center;
  opacity: 0;
  will-change: transform, opacity;
}
.dock__side--l { left: calc(50% - 128px); }
.dock__side--r { left: calc(50% + 78px); }
.dock.is-live .dock__side { opacity: 1; }

.dock__hint {
  position: absolute;
  bottom: 14px;
  font: var(--t-caption);
  color: var(--ink-3);
  letter-spacing: .01em;
}

/* ---- Приветствие (референс №1) -------------------------- */

.greet {
  position: absolute;
  inset: 0;
  z-index: 5;
  display: grid;
  place-items: center;
  padding: 0 34px;
  pointer-events: none;
}
.greet__bg {
  position: absolute;
  inset: 0;
  background: var(--grad-night);
  opacity: .96;
  will-change: opacity, transform;
}
.greet__text {
  position: relative;
  text-align: center;
  font: 400 25px/1.38 var(--font);
  letter-spacing: -0.018em;
  color: rgba(255, 255, 255, .82);
  text-shadow: 0 1px 0 rgba(255,255,255,.14), 0 -1px 1px rgba(0,0,0,.28);
  mix-blend-mode: overlay;
}
.greet__text b { font-weight: 600; color: rgba(255,255,255,.95); }

/* ---- Волновая форма ------------------------------------- */

.wave {
  position: relative;
  width: 100%;
  height: 148px;
}
.wave canvas { width: 100%; height: 100%; display: block; }

.levels { display: flex; align-items: center; gap: 10px; }
.meter {
  position: relative;
  flex: 1;
  height: 3px;
  border-radius: 2px;
  background: var(--fill-2);
  overflow: hidden;
}
.meter__fill {
  position: absolute;
  inset: 0;
  transform-origin: left center;
  transform: scaleX(0);
  background: linear-gradient(90deg, var(--mint), var(--sky));
  will-change: transform;
}
.meter__fill--noise { background: linear-gradient(90deg, var(--amber), var(--rose)); }

/* ---- Живая транскрипция --------------------------------- */

.transcript {
  font: 400 18.5px/1.62 var(--font);
  letter-spacing: -0.014em;
  color: var(--ink);
}
.transcript .w {
  display: inline-block;
  /* Никакого will-change: слов в DOM сотни, и каждое стало бы
     отдельным слоем в памяти GPU. Именно это валило вкладку на
     телефоне. Анимацию появления браузер оптимизирует сам, а
     класс is-new снимается сразу после её окончания. */
}
.transcript .seg--interim { color: var(--ink-3); }
.transcript__caret {
  display: inline-block;
  width: 2px; height: 19px;
  vertical-align: -3px;
  margin-left: 3px;
  border-radius: 2px;
  background: var(--mint);
  animation: caret 1.15s steps(1, end) infinite;
}

/* ---- График статистики (референс №3) -------------------- */

.chart {
  position: relative;
  width: 100%;
  height: 210px;
  margin-top: 10px;
}
.chart canvas { width: 100%; height: 100%; display: block; }
.chart__axis {
  display: flex;
  justify-content: space-between;
  margin-top: 10px;
}

.tilegrid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.tile {
  border-radius: var(--r-lg);
  background: #F4F5F6;
  color: var(--ink-invert);
  padding: 16px 16px 18px;
  min-height: 108px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  will-change: transform;
}
.tile--dark { background: var(--fill-1); color: var(--ink); }
.tile__label {
  font: var(--t-micro);
  letter-spacing: var(--track-micro);
  text-transform: uppercase;
  color: rgba(8,9,11,.45);
}
.tile--dark .tile__label { color: var(--ink-3); }
.tile__value {
  font: 700 27px/1 var(--font);
  letter-spacing: -0.03em;
  font-variant-numeric: tabular-nums;
}

/* ---- Лист-шторка ---------------------------------------- */

.sheet-host {
  position: absolute;
  inset: 0;
  z-index: 90;
  display: none;
}
.sheet-host.is-open { display: block; }

.sheet-scrim {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, .5);
  backdrop-filter: blur(2px) saturate(120%);
  -webkit-backdrop-filter: blur(2px) saturate(120%);
  opacity: 0;
  will-change: opacity;
}

.sheet {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  max-height: 88%;
  display: flex;
  flex-direction: column;
  border-radius: var(--r-2xl) var(--r-2xl) 0 0;
  background: #101114;
  box-shadow: 0 -30px 60px -20px rgba(0,0,0,.9);
  transform: translate3d(0, 100%, 0);
  will-change: transform;
  overflow: hidden;
}
.sheet__grip {
  flex: none;
  height: 26px;
  display: grid;
  place-items: center;
  touch-action: none;
  cursor: grab;
}
.sheet__grip::after {
  content: "";
  width: 38px; height: 5px;
  border-radius: 3px;
  background: var(--fill-3);
}
.sheet__scroll {
  overflow-y: auto;
  padding: 6px 22px calc(30px + var(--safe-b));
  scrollbar-width: none;
}
.sheet__scroll::-webkit-scrollbar { width: 0; }

/* ---- Провести-чтобы-подтвердить ------------------------- */

.slide {
  position: relative;
  height: 60px;
  border-radius: var(--r-pill);
  background: var(--fill-1);
  overflow: hidden;
  touch-action: pan-y;
  user-select: none;
}
.slide__fill {
  position: absolute;
  inset: 0;
  transform-origin: left center;
  transform: scaleX(0);
  background: linear-gradient(90deg, rgba(95,227,180,.22), rgba(90,200,250,.3));
  will-change: transform;
}
.slide__label {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font: var(--t-caption);
  letter-spacing: .04em;
  color: var(--ink-3);
  pointer-events: none;
}
.slide__label span {
  background: linear-gradient(90deg,
      var(--ink-3) 0%, var(--ink) 42%, var(--ink-3) 84%);
  background-size: 240% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: shimmer-text 2.6s linear infinite;
}
.slide__knob {
  position: absolute;
  top: 5px; left: 5px;
  width: 50px; height: 50px;
  border-radius: 50%;
  background: #fff;
  color: var(--ink-invert);
  display: grid;
  place-items: center;
  will-change: transform;
  box-shadow: 0 6px 18px -6px rgba(0,0,0,.8);
  touch-action: none;
}
.slide__knob svg { width: 20px; height: 20px; }

/* ---- Тосты ---------------------------------------------- */

.toast-host {
  position: absolute;
  top: calc(var(--safe-t) + 12px);
  left: 0; right: 0;
  z-index: 120;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  pointer-events: none;
  padding: 0 20px;
}
.toast {
  max-width: 100%;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 16px;
  border-radius: var(--r-pill);
  background: rgba(28, 29, 33, .92);
  backdrop-filter: blur(20px) saturate(160%);
  -webkit-backdrop-filter: blur(20px) saturate(160%);
  font: var(--t-caption);
  color: var(--ink);
  box-shadow: var(--sh-float);
  will-change: transform, opacity;
}
.toast svg { width: 16px; height: 16px; flex: none; }
.toast--ok svg { color: var(--mint); }
.toast--warn svg { color: var(--amber); }
.toast--err svg { color: var(--rose); }

/* ---- Прогресс-полоса модели ----------------------------- */

.progress {
  height: 4px;
  border-radius: 3px;
  background: var(--fill-2);
  overflow: hidden;
}
.progress__fill {
  height: 100%;
  width: 100%;
  transform-origin: left center;
  transform: scaleX(0);
  background: linear-gradient(90deg, var(--sky), var(--mint));
  will-change: transform;
  transition: transform var(--d-3) var(--e-out);
}

/* ---- Пустое состояние ----------------------------------- */

.empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 12px;
  padding: 64px 20px;
  color: var(--ink-3);
}
.empty__icon {
  width: 64px; height: 64px;
  border-radius: 50%;
  background: var(--fill-1);
  display: grid;
  place-items: center;
  color: var(--ink-3);
}
.empty__icon svg { width: 26px; height: 26px; }

/* ---- Строки-настройки ----------------------------------- */

.setrow {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 15px 2px;
  width: 100%;
  text-align: left;
}
.setrow__txt { flex: 1; min-width: 0; }
.setrow__title { font: var(--t-body); color: var(--ink); }
.setrow__sub { margin-top: 2px; font: var(--t-caption); color: var(--ink-3); }

.field {
  width: 100%;
  height: 48px;
  padding: 0 16px;
  border-radius: var(--r-sm);
  background: var(--fill-1);
  color: var(--ink);
  font: var(--t-body-sm);
}
.field::placeholder { color: var(--ink-4); }
textarea.field { height: auto; padding: 14px 16px; resize: vertical; line-height: 1.5; }

/* ---- Стек навигации (детальная страница) ---------------- */

.page {
  position: absolute;
  inset: 0;
  z-index: 60;
  background: var(--bg);
  display: flex;
  flex-direction: column;
  will-change: transform, opacity;
}
.page__nav {
  position: absolute;
  top: var(--safe-t);
  left: 0; right: 0;
  z-index: 20;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 14px;
}
.page__nav::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,.72), rgba(0,0,0,0));
  opacity: 0;
  transition: opacity var(--d-3) linear;
  pointer-events: none;
}
.page__nav.is-solid::before { opacity: 1; }
.page__title {
  font: var(--t-title-3);
  opacity: 0;
  transform: translateY(6px);
  transition: opacity var(--d-3) var(--e-out), transform var(--d-3) var(--e-out);
}
.page__nav.is-solid .page__title { opacity: 1; transform: none; }
.page .scroll { padding-top: 0; }

.sectionhead {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin: 30px 2px 10px;
}