/* Компоненты: шапка, кнопки, чипы, форма, диалоги, подвал */

/* Шапка */
.header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  height: var(--header-h);
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: background-color .4s var(--ease), border-color .4s var(--ease), backdrop-filter .4s;
}
.header.is-scrolled {
  background: rgba(247, 243, 234, .94);
  border-bottom-color: var(--color-mist);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
}
.header.is-open {
  background: var(--color-ivory);
  border-bottom-color: var(--color-mist);
  -webkit-backdrop-filter: none;
  backdrop-filter: none;
}
.header__inner {
  height: 100%;
  display: flex;
  align-items: center;
  gap: 32px;
}
.header__tools { display: flex; align-items: center; gap: 8px; margin-left: auto; }
.read-progress {
  position: absolute;
  left: 0; right: 0; bottom: -1px;
  height: 2px;
  background: var(--color-electric);
  transform: scaleX(0);
  transform-origin: left;
  opacity: 0;
  transition: opacity .3s;
  pointer-events: none;
}
.header.is-scrolled .read-progress { opacity: 1; }

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 44px;
  text-decoration: none;
  color: var(--color-navy);
}
.brand__mark { flex: none; }
.brand__name { font-size: 1.75rem; line-height: 1; font-weight: 700; letter-spacing: -.005em; }

.nav {
  display: flex;
  align-items: center;
  gap: 32px;
  margin-left: auto;
}
.nav__list { display: flex; align-items: center; gap: 4px; }
.nav__list a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 11px;
  font-size: .9375rem;
  font-weight: 500;
  text-decoration: none;
  color: var(--color-navy);
  white-space: nowrap;
  position: relative;
}
.nav__list a::after {
  content: "";
  position: absolute;
  left: 12px; right: 12px; bottom: 8px;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .5s var(--ease);
}
.nav__list a:hover::after { transform: scaleX(1); }

.lang { display: inline-flex; align-items: center; }
.lang button {
  position: relative;
  min-width: 44px;
  height: 44px;
  padding: 0 6px;
  border: 0;
  background: none;
  font-size: .8125rem;
  font-weight: 600;
  letter-spacing: .04em;
  color: var(--color-slate);
}
.lang button[aria-pressed="true"] { color: var(--color-navy); }
.lang button[aria-pressed="true"]::after {
  content: "";
  position: absolute;
  left: 12px; right: 12px; bottom: 9px;
  height: 2px;
  background: var(--color-electric);
}

.menu-toggle {
  display: none;
  width: 44px; height: 44px;
  border: 0;
  background: none;
  position: relative;
}
.menu-toggle__bars, .menu-toggle__bars::before {
  content: "";
  position: absolute;
  left: 11px; right: 11px;
  height: 2px;
  background: var(--color-navy);
  transition: transform .4s var(--ease);
}
.menu-toggle__bars { top: 17px; }
.menu-toggle__bars::before { left: 0; right: 0; top: 8px; }
.menu-toggle[aria-expanded="true"] .menu-toggle__bars { transform: translateY(4px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] .menu-toggle__bars::before { transform: translateY(-8px) rotate(-90deg); }

@media (max-width: 1319.98px) {
  .menu-toggle { display: block; }
  .nav {
    position: fixed;
    inset: var(--header-h) 0 0 0;
    margin: 0;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    gap: 32px;
    padding: 24px var(--gutter) 40px;
    background: var(--color-ivory);
    overflow-y: auto;
    visibility: hidden;
    opacity: 0;
    transform: translateY(-8px);
    transition: opacity .4s var(--ease), transform .4s var(--ease), visibility 0s .4s;
  }
  .nav.is-open { visibility: visible; opacity: 1; transform: none; transition-delay: 0s; }
  .nav__list { flex-direction: column; align-items: stretch; gap: 0; }
  .nav__list a {
    display: flex;
    padding: 14px 0;
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 600;
    border-bottom: 1px solid var(--color-mist);
  }
  .nav__list a::after { display: none; }
  .nav__cta { min-height: 52px; }
}
@media (max-width: 767.98px) {
  .header__inner { gap: 12px; }
}

/* Кнопки */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: var(--radius-button);
  font-size: .9375rem;
  font-weight: 600;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  white-space: nowrap;
  transition: background-color .3s var(--ease), border-color .3s var(--ease), transform .5s var(--ease), color .3s;
}
.btn--lg { min-height: 52px; padding: 0 28px; font-size: 1rem; }
.btn--block { width: 100%; }
.btn--primary { background: var(--color-electric); color: var(--color-white); }
.btn--primary:hover { background: color-mix(in srgb, var(--color-electric) 86%, var(--color-navy)); }
.btn--secondary { background: var(--color-white); color: var(--color-navy); border-color: var(--color-navy); }
.btn--secondary:hover { background: var(--color-ivory); }
.btn:active { transform: translateY(1px); }
.btn[disabled] { opacity: .7; cursor: default; }

.round {
  width: 44px; height: 44px;
  display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid var(--color-mist);
  border-radius: 50%;
  background: var(--color-white);
  color: var(--color-navy);
  transition: border-color .3s, background-color .3s;
}
.round:hover { border-color: var(--color-navy); }

/* Чипы статуса */
.chip {
  display: inline-flex;
  align-items: center;
  min-height: 22px;
  padding: 0 9px;
  border-radius: 999px;
  font-style: normal;
  font-size: .6875rem;
  font-weight: 600;
  line-height: 1;
  white-space: nowrap;
}
.chip--ok { background: var(--color-success-bg); color: #137650; }
.chip--sug { background: var(--color-info-bg); color: var(--color-electric); }
.chip--q { background: #EEF1F6; color: var(--color-slate); }

/* Форма: крупные поля, подчёркивания вместо рамок */
.form {
  --f-fg: var(--color-navy);
  --f-muted: var(--color-slate);
  --f-line: var(--color-mist);
  --f-focus: var(--color-electric);
  --f-err: var(--color-error);
  --f-pill: var(--color-white);
  display: grid;
  gap: 24px;
  color: var(--f-fg);
}
.field { position: relative; min-width: 0; margin: 0; padding: 0; border: 0; }
.field > label, .field legend {
  display: block;
  padding: 0;
  margin-bottom: 4px;
  font-size: .75rem;
  line-height: 1rem;
  font-weight: 600;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--f-muted);
}
.field input[type="text"], .field input[type="tel"] {
  width: 100%;
  height: 52px;
  padding: 0;
  border: 0;
  border-bottom: 1px solid var(--f-line);
  border-radius: 0;
  background: transparent;
  color: var(--f-fg);
  font-size: 1.375rem;
  font-weight: 500;
  outline: none;
  transition: border-color .3s;
}
.field input::placeholder { color: var(--f-muted); opacity: .55; }
.field input:focus { border-bottom-color: var(--f-focus); box-shadow: 0 1px 0 var(--f-focus); }
.field input[aria-invalid="true"] { border-bottom-color: var(--f-err); box-shadow: 0 1px 0 var(--f-err); }
.field__error, .form__error { margin-top: 6px; font-size: .875rem; color: var(--f-err); }
.field--group legend { margin-bottom: 12px; }
.choices { display: flex; flex-wrap: wrap; gap: 8px; }
.choice { position: relative; display: inline-flex; }
.choice input { position: absolute; inset: 0; width: 100%; height: 100%; margin: 0; opacity: 0; cursor: pointer; }
.choice span {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 16px;
  border: 1px solid var(--f-line);
  border-radius: 999px;
  font-size: .9375rem;
  font-weight: 500;
  color: var(--f-fg);
  transition: background-color .3s var(--ease), border-color .3s var(--ease), color .3s;
}
.choice:hover span { border-color: var(--f-muted); }
.choice input:checked + span { background: var(--color-electric); border-color: var(--color-electric); color: var(--color-white); }
.choice input:focus-visible + span { outline: 2px solid var(--f-focus); outline-offset: 2px; }

.check { display: flex; align-items: flex-start; gap: 12px; font-size: .9375rem; line-height: 1.5; color: var(--f-muted); text-transform: none; letter-spacing: 0; font-weight: 400; }
.field .check { display: flex; margin: 0; font-size: .9375rem; letter-spacing: 0; text-transform: none; font-weight: 400; color: var(--f-muted); }
.check input {
  appearance: none;
  -webkit-appearance: none;
  flex: none;
  width: 22px; height: 22px;
  margin: 1px 0 0;
  border: 1.5px solid var(--f-muted);
  border-radius: 6px;
  background: transparent center / 14px no-repeat;
  cursor: pointer;
  transition: background-color .25s, border-color .25s;
}
.check input:checked {
  background-color: var(--color-electric);
  border-color: var(--color-electric);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12'%3E%3Cpath d='M2.4 6.3l2.5 2.5 4.7-5.2' fill='none' stroke='%23fff' stroke-width='1.7' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
}
.check input[aria-invalid="true"] { border-color: var(--f-err); }
.check a { color: var(--f-fg); text-underline-offset: 3px; }

/* Диалоги */
.dialog {
  width: min(560px, calc(100% - 32px));
  max-height: calc(100svh - 32px);
  padding: 0;
  border: 1px solid var(--color-mist);
  border-radius: var(--radius-card);
  background: var(--color-white);
  color: var(--color-navy);
  overflow: auto;
}
.dialog--small { width: min(440px, calc(100% - 32px)); }
.dialog::backdrop { background: rgba(15, 42, 107, .55); -webkit-backdrop-filter: blur(4px); backdrop-filter: blur(4px); }
.dialog__body { position: relative; padding: 40px 32px 32px; display: grid; gap: 16px; justify-items: start; }
.dialog__body > div { width: 100%; }
.dialog h2 { font-size: 2.25rem; line-height: 1.05; padding-right: 40px; }
.dialog__sub { color: var(--color-slate); margin-top: -8px; margin-bottom: 8px; }
.dialog__close {
  position: absolute;
  top: 12px; right: 12px;
  width: 44px; height: 44px;
  border: 0;
  background: none;
  font-size: 1.75rem;
  line-height: 1;
  color: var(--color-slate);
}
.dialog__close:hover { color: var(--color-navy); }
@media (max-width: 479.98px) {
  .dialog__body { padding: 32px 20px 24px; }
}

/* Подвал */
.footer { background: var(--color-navy); color: rgba(255, 255, 255, .72); }
.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px 32px;
  min-height: 96px;
  padding-block: 24px;
  border-top: 1px solid var(--navy-line);
}
.footer .brand { color: var(--color-white); min-height: 44px; }
.footer .brand__name { font-size: 1.5rem; }
.footer__copy { font-size: .875rem; margin-right: auto; margin-left: 8px; }
.footer__legal {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  font-size: .875rem;
  color: rgba(255, 255, 255, .72);
  text-underline-offset: 3px;
}
.footer__legal:hover { color: var(--color-white); }
@media (max-width: 599.98px) {
  .footer__inner { flex-direction: column; align-items: flex-start; gap: 4px; }
  .footer__copy { margin: 0; }
}
.check a { margin-left: .25em; }

/* Десктоп: логотип по центру, меню по сторонам */
.nav__right { display: flex; align-items: center; gap: 24px; }
@media (min-width: 1320px) {
  .header__inner { position: relative; }
  .header .brand { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); }
  .nav { flex: 1; margin-left: 0; justify-content: space-between; }
  .header__tools { margin-left: 24px; }
}
@media (max-width: 1319.98px) {
  .nav__right { display: contents; }
}