/* Престиж-Лес · общие движения и компоненты для четырёх версий.
   Внешний вид задаёт каждая версия через токены (--bg, --ink, --accent …), здесь — только поведение.
   Принципы: анимируем только transform / opacity / clip-path / filter, ease-out на вход,
   интерфейс быстрее 300 мс, маркетинговые появления — можно дольше. */

:root {
  --ease-out: cubic-bezier(0.23, 1, 0.32, 1);
  --ease-in-out: cubic-bezier(0.77, 0, 0.175, 1);
  --ease-drawer: cubic-bezier(0.32, 0.72, 0, 1);
  /* Пружина: motion.js пересчитывает в linear() там, где браузер умеет */
  --spring: cubic-bezier(0.23, 1, 0.32, 1);
  --spring-ms: 500ms;
}

*, *::before, *::after { box-sizing: border-box; }
/* scrollbar-gutter (08.11): место под полосу прокрутки остаётся, когда окно заявки её прячет — страница не съезжает вправо */
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 96px; scrollbar-gutter: stable; }
html:has(dialog[open]), html.is-locked { overflow: hidden; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
  text-rendering: optimizeLegibility;
}
img { display: block; max-width: 100%; height: auto; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
a { color: inherit; }
svg { flex: none; }
:focus-visible { outline: 2px solid var(--focus, var(--accent)); outline-offset: 3px; }
.vh { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: fixed; left: 16px; top: -60px; z-index: 2000; padding: 10px 16px; border-radius: 10px; background: var(--ink); color: var(--bg); }
.skip:focus { top: 16px; }

/* ---------- Кнопки: капсула, отклик на нажатие ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: space-between; gap: 14px;
  height: 56px; padding: 0 6px 0 26px;
  border: 0; border-radius: 999px;
  background: var(--accent); color: var(--accent-ink);
  font-weight: 600; font-size: 16px; line-height: 1; text-decoration: none; white-space: nowrap;
  user-select: none; -webkit-user-select: none;
  transition: transform 160ms var(--ease-out), background-color 200ms ease, box-shadow 200ms ease, color 200ms ease;
}
.btn:active { transform: scale(0.97); }
.btn[disabled] { cursor: default; }
.btn__icon {
  display: grid; place-items: center; width: 44px; height: 44px; border-radius: 50%;
  background: var(--btn-icon-bg, rgba(0, 0, 0, 0.16)); color: inherit;
  transition: transform 200ms var(--ease-out);
}
.btn__icon svg { width: 18px; height: 18px; }
.btn__label { display: inline-block; transition: filter 200ms ease, opacity 200ms ease; }
.btn__label.is-swapping { filter: blur(2px); opacity: 0.5; }
.btn--ghost { background: transparent; color: var(--ink); box-shadow: inset 0 0 0 1px var(--line-strong, var(--line)); }
.btn--block { width: 100%; height: auto; min-height: 56px; padding-block: 6px; white-space: normal; text-align: left; }
.btn { max-width: 100%; }
.btn--sm { height: 44px; padding: 0 4px 0 18px; font-size: 15px; }
.btn--sm .btn__icon { width: 36px; height: 36px; }
@media (hover: hover) and (pointer: fine) {
  .btn:hover .btn__icon { transform: translateX(3px); }
}

/* ---------- Появления при прокрутке ---------- */
.js [data-reveal] {
  opacity: 0; transform: translateY(16px); filter: blur(4px);
  transition: opacity 800ms var(--ease-out), transform 800ms var(--ease-out), filter 800ms var(--ease-out);
  transition-delay: calc(var(--i, 0) * 60ms);
}
.js [data-reveal].is-in { opacity: 1; transform: none; filter: none; }
.js [data-clip] {
  clip-path: inset(0 0 100% 0);
  transition: clip-path 1100ms var(--ease-in-out);
  transition-delay: calc(var(--i, 0) * 80ms);
}
.js [data-clip].is-in { clip-path: inset(0 0 0 0); }
.js [data-clip] > img { transform: scale(1.12); transition: transform 1600ms var(--ease-out); transition-delay: inherit; }
.js [data-clip].is-in > img { transform: none; }

/* ---------- Было / стало: слайдер на clip-path ---------- */
.compare {
  position: relative; overflow: hidden; isolation: isolate;
  touch-action: pan-y; user-select: none; -webkit-user-select: none; cursor: ew-resize;
}
.compare__img { width: 100%; height: 100%; object-fit: cover; pointer-events: none; -webkit-user-drag: none; }
.compare__after { position: absolute; inset: 0; clip-path: inset(0 0 0 50%); }
.compare__handle {
  position: absolute; top: 0; bottom: 0; left: 0; width: 0; z-index: 2;
  display: grid; place-items: center; outline: none;
}
.compare__handle::before { content: ""; position: absolute; top: 0; bottom: 0; left: -1px; width: 2px; background: var(--compare-line, #fff); box-shadow: 0 0 12px rgba(0, 0, 0, 0.25); }
.compare__knob {
  position: relative; display: grid; place-items: center; width: 48px; height: 48px; margin-left: -24px; border-radius: 50%;
  background: var(--compare-knob, #fff); color: var(--compare-knob-ink, #1f1f1f);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.22);
  transition: transform 160ms var(--ease-out);
}
.compare__knob svg { width: 22px; height: 22px; }
.compare.is-dragging .compare__knob { transform: scale(0.94); }
.compare__handle:focus-visible .compare__knob { outline: 2px solid var(--focus, var(--accent)); outline-offset: 3px; }
.compare.is-animating .compare__after { transition: clip-path 320ms var(--ease-out); }
.compare.is-animating .compare__handle { transition: transform 320ms var(--ease-out); }
.compare__tag {
  position: absolute; top: 16px; z-index: 3; padding: 7px 12px; border-radius: 999px;
  font-size: 12px; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; line-height: 1;
  pointer-events: none; transition: opacity 200ms ease;
}
.compare__tag[data-tag="before"] { left: 16px; background: var(--tag-before, #C4C4C4); color: #1F1F1F; }
.compare__tag[data-tag="after"] { right: 16px; background: var(--tag-after, #22C55E); color: #1F1F1F; }

/* ---------- Тосты (как Sonner) ---------- */
.toaster { position: fixed; z-index: 1500; right: 24px; bottom: 24px; width: 360px; margin: 0; padding: 0; list-style: none; pointer-events: none; }
.toast {
  position: absolute; right: 0; bottom: 0; width: 100%;
  display: grid; grid-template-columns: auto 1fr; column-gap: 12px; align-items: start;
  padding: 16px 18px; border-radius: 16px;
  background: var(--toast-bg, #fff); color: var(--toast-ink, #1f1f1f);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.12), 0 0 0 1px var(--toast-ring, rgba(0, 0, 0, 0.06));
  pointer-events: auto; touch-action: none; cursor: grab; user-select: none;
  transform: translateY(110%); opacity: 0; transform-origin: 50% 100%;
  transition: transform 400ms ease, opacity 400ms ease;
}
/* Заполняет щель между тостами, чтобы наведение не «моргало» */
.toast::after { content: ""; position: absolute; left: 0; right: 0; top: 100%; height: 14px; }
.toast.is-swiping { transition: none; cursor: grabbing; }
.toast__icon { display: grid; place-items: center; width: 24px; height: 24px; margin-top: 1px; border-radius: 50%; background: var(--toast-icon-bg, #22C55E); color: var(--toast-icon-ink, #1f1f1f); }
.toast__icon svg { width: 14px; height: 14px; }
.toast__title { margin: 0; font-weight: 600; font-size: 15px; line-height: 1.35; }
.toast__desc { grid-column: 2; margin: 2px 0 0; font-size: 14px; line-height: 1.4; opacity: 0.72; }
@media (max-width: 600px) { .toaster { left: 12px; right: 12px; bottom: 12px; width: auto; } }

/* ---------- Окно заявки: вход через @starting-style, выход быстрее ---------- */
.modal {
  width: min(540px, calc(100vw - 24px)); max-height: calc(100dvh - 24px); margin: auto; padding: 0;
  border: 0; border-radius: var(--radius-lg, 28px); overflow: auto; overscroll-behavior: contain;
  background: var(--surface); color: var(--ink);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.3);
  opacity: 0; transform: scale(0.97) translateY(6px);
  transition: opacity 150ms ease, transform 150ms var(--ease-out), overlay 150ms allow-discrete, display 150ms allow-discrete;
}
.modal[open] { opacity: 1; transform: none; transition-duration: 260ms; }
@starting-style { .modal[open] { opacity: 0; transform: scale(0.96) translateY(10px); } }
.modal::backdrop { background: rgba(15, 18, 16, 0); backdrop-filter: blur(0); transition: background-color 150ms ease, backdrop-filter 150ms ease, overlay 150ms allow-discrete, display 150ms allow-discrete; }
.modal[open]::backdrop { background: rgba(15, 18, 16, 0.55); backdrop-filter: blur(4px); transition-duration: 260ms; }
@starting-style { .modal[open]::backdrop { background: rgba(15, 18, 16, 0); backdrop-filter: blur(0); } }
/* Закрытие с клавиатуры (Esc) — без анимации */
.modal.no-anim, .modal.no-anim::backdrop { transition: none; }
.modal__box { position: relative; padding: 40px 36px 32px; }
.modal__close {
  position: absolute; top: 14px; right: 14px; display: grid; place-items: center; width: 40px; height: 40px;
  border: 0; border-radius: 50%; background: var(--surface-2); color: var(--ink);
  transition: transform 160ms var(--ease-out), background-color 200ms ease;
}
.modal__close:active { transform: scale(0.94); }
.modal__close svg { width: 18px; height: 18px; }
.modal__eyebrow { margin: 0 0 10px; font-size: 13px; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; color: var(--accent-text); }
.modal__title { margin: 0 0 8px; font-family: var(--font-display); font-weight: 400; font-size: 30px; line-height: 1.1; text-transform: var(--display-case, uppercase); }
.modal__lead { margin: 0 0 24px; color: var(--ink-2); }
.modal__switch { display: block; margin: 18px auto 0; padding: 6px; border: 0; background: none; color: var(--ink-2); font-size: 14px; }
.modal__switch u { color: var(--accent-text); text-underline-offset: 3px; }
[data-step] { transition: opacity 240ms var(--ease-out), transform 240ms var(--ease-out), filter 240ms var(--ease-out); }
@starting-style { [data-step]:not([hidden]) { opacity: 0; transform: translateY(8px); filter: blur(4px); } }

/* ---------- Формы ---------- */
.form { display: grid; gap: 14px; }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
@media (max-width: 520px) { .form__row { grid-template-columns: 1fr; } .modal__box { padding: 36px 20px 24px; } }
.field { display: grid; gap: 6px; }
.field__label { font-size: 13px; font-weight: 600; color: var(--ink-2); }
.field__input {
  width: 100%; height: 52px; padding: 0 16px; border-radius: var(--radius-sm, 12px);
  border: 1px solid var(--line-strong, var(--line)); background: var(--field-bg, var(--surface));
  font-size: 16px; /* 16px — iOS не увеличивает страницу при фокусе */
  transition: border-color 160ms ease, box-shadow 160ms ease;
}
.field__input:focus { outline: none; border-color: var(--accent-text); box-shadow: 0 0 0 4px var(--focus-ring, rgba(21, 128, 61, 0.15)); }
.field__input[aria-invalid="true"] { border-color: #DC2626; }
.file { position: relative; display: block; cursor: pointer; }
.file__input { position: absolute; inset: 0; opacity: 0; cursor: pointer; }
.file__box {
  display: flex; align-items: center; justify-content: center; gap: 10px; min-height: 64px; padding: 12px 16px;
  border-radius: var(--radius-sm, 12px); border: 1.5px dashed var(--line-strong, var(--line)); color: var(--ink-2);
  transition: border-color 160ms ease, background-color 160ms ease, transform 160ms var(--ease-out);
}
.file__box svg { width: 22px; height: 22px; }
.file:active .file__box { transform: scale(0.99); }
.file__input:focus-visible + .file__box { outline: 2px solid var(--focus, var(--accent)); outline-offset: 3px; }
.file.has-files .file__box { border-style: solid; border-color: var(--accent-text); color: var(--accent-text); }
.file__note { margin: -6px 0 0; font-size: 13px; color: var(--ink-2); }
.check { display: flex; gap: 10px; align-items: flex-start; font-size: 14px; color: var(--ink-2); cursor: pointer; }
.check input { width: 18px; height: 18px; margin: 2px 0 0; accent-color: var(--accent-text); }
.form__error { min-height: 1.2em; margin: -4px 0 0; font-size: 14px; color: #DC2626; }
.form__error:empty { min-height: 0; margin: 0; }

/* ---------- Подсказки: задержка только на первой ---------- */
.tip {
  position: fixed; left: 0; top: 0; z-index: 1600; max-width: 260px; padding: 7px 11px; border-radius: 9px;
  background: var(--tip-bg, #1F1F1F); color: var(--tip-ink, #fff); font-size: 13px; line-height: 1.35;
  pointer-events: none; opacity: 0; transform: scale(0.97);
  transition: opacity 125ms var(--ease-out), transform 125ms var(--ease-out);
}
.tip.is-open { opacity: 1; transform: none; }
.tip[data-instant] { transition-duration: 0ms; }

/* ---------- Всплывашки: растут из своей кнопки ---------- */
.popover {
  position: absolute; z-index: 60; visibility: hidden; opacity: 0; transform: scale(0.96);
  transition: opacity 120ms ease, transform 120ms var(--ease-out), visibility 0s linear 120ms;
}
.popover.is-open { visibility: visible; opacity: 1; transform: none; transition: opacity 200ms var(--ease-out), transform 200ms var(--ease-out), visibility 0s; }
.popover.no-anim { transition: none; }

/* ---------- Подсветка-клон (вкладки и меню) ---------- */
.ctabs { position: relative; display: inline-block; }
.ctabs__list { display: flex; gap: 4px; margin: 0; padding: 4px; list-style: none; }
.ctabs__list--active { position: absolute; inset: 0; pointer-events: none; clip-path: inset(0 100% 0 0 round 999px); transition: clip-path 260ms var(--ease-out), opacity 160ms ease; }
.ctabs.no-anim .ctabs__list--active { transition: none; }
[role="tabpanel"] { transition: opacity 260ms var(--ease-out), transform 260ms var(--ease-out), filter 260ms var(--ease-out); }
@starting-style { [role="tabpanel"]:not([hidden]) { opacity: 0; transform: translateY(8px); filter: blur(4px); } }

/* ---------- Меньше движения ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js [data-reveal] { transform: none; filter: none; transition: opacity 300ms ease; }
  .js [data-clip] { clip-path: none; opacity: 0; transition: opacity 300ms ease; }
  .js [data-clip].is-in { opacity: 1; }
  .js [data-clip] > img { transform: none; }
  .compare.is-animating .compare__after, .compare.is-animating .compare__handle { transition: none; }
  .toast { transition: opacity 200ms ease; }
  .modal, .modal[open] { transform: none; }
  [data-step], [role="tabpanel"] { transform: none; filter: none; }
  .btn:active { transform: none; }
}