:root {
  --brand-900: #0b3a6b;
  --brand-700: #10559b;
  --brand-500: #1f7fc4;
  --brand-300: #7dc0e8;
  --brand-100: #d6eaf8;
  --brand-50:  #eef6fc;

  --accent:      #c62828;
  --accent-dark: #9d1f1f;

  --ink:    #1c2733;
  --muted:  #5a6672;
  --line:   #d9e2ea;
  --paper:  #ffffff;

  --wrap: 1000px;
  --gap: 20px;
  --radius: 8px;
  --shadow: 0 1px 3px rgba(11, 58, 107, .08), 0 8px 24px rgba(11, 58, 107, .07);

  --font: "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: var(--font);
  font-size: 17px;            /* было 14px — мелко для основного текста */
  line-height: 1.65;
  color: var(--ink);
  background: var(--brand-50)
    linear-gradient(180deg, var(--brand-300) 0, var(--brand-100) 240px, var(--brand-50) 520px)
    no-repeat;
  overflow-wrap: break-word;
}

img { max-width: 100%; height: auto; }

a { color: var(--brand-700); text-decoration-thickness: 1px; text-underline-offset: 2px; }
a:hover { color: var(--accent); }

:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
  border-radius: 3px;
}

h1, h2, h3, h4 { line-height: 1.25; margin: 1.6em 0 .5em; color: var(--brand-900); }
h1 { font-size: clamp(1.5rem, 1.15rem + 1.6vw, 2.05rem); margin-top: 0; }
h2 { font-size: clamp(1.25rem, 1.05rem + .9vw, 1.55rem); }
h3 { font-size: 1.2rem; }

p, ul, ol, table { margin: 0 0 1.1em; }
ul, ol { padding-left: 1.4em; }
li { margin-bottom: .35em; }

table { border-collapse: collapse; width: 100%; }
th, td { border: 1px solid var(--line); padding: .5em .7em; text-align: left; }
th { background: var(--brand-50); }

.wrap { width: 100%; max-width: var(--wrap); margin-inline: auto; padding-inline: 16px; }

.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0 0 0 0); clip-path: inset(50%); white-space: nowrap;
}

.skip-link {
  position: absolute; left: -9999px;
  background: var(--brand-900); color: #fff;
  padding: .7em 1.2em; z-index: 100;
}
.skip-link:focus { left: 8px; top: 8px; }

.btn {
  display: inline-block;
  padding: .7em 1.4em;
  border: 0; border-radius: var(--radius);
  background: var(--brand-700); color: #fff;
  font: inherit; font-weight: 600; line-height: 1.2;
  text-align: center; text-decoration: none;
  cursor: pointer;
  transition: background .15s ease, transform .06s ease;
}
.btn:hover { background: var(--brand-900); color: #fff; }
.btn:active { transform: translateY(1px); }
.btn--accent { background: var(--accent); }
.btn--accent:hover { background: var(--accent-dark); color: #fff; }
.btn--block { display: block; width: 100%; }

.site-header { background: var(--paper); border-bottom: 1px solid var(--line); }

.site-header__inner {
  display: flex; align-items: center; gap: var(--gap);
  padding-block: 12px;
}

.brand { flex: 0 0 auto; display: block; line-height: 0; }
.brand img { width: 260px; height: auto; }

.site-header__contacts {
  margin-left: auto;
  display: flex; align-items: center; gap: 18px;
}

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

.tel {
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--brand-900);
  text-decoration: none;
  white-space: nowrap;
}
.tel:hover { color: var(--accent); }

.nav-toggle {
  display: none;
  margin-left: auto;
  width: 46px; height: 46px;
  padding: 11px 10px;
  background: none; border: 1px solid var(--line); border-radius: var(--radius);
  cursor: pointer;
}
.nav-toggle span {
  display: block; height: 2px; margin: 4px 0;
  background: var(--brand-900); border-radius: 2px;
  transition: transform .2s ease, opacity .2s ease;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

.main-nav {
  background: linear-gradient(180deg, var(--brand-700), var(--brand-900));
  box-shadow: var(--shadow);
}
.main-nav ul {
  display: flex; flex-wrap: wrap;
  margin: 0; padding: 0; list-style: none;
}
.main-nav li { margin: 0; }
.main-nav a {
  display: block;
  padding: .85em 1.05em;
  color: #fff; font-weight: 600; font-size: .97rem;
  text-decoration: none;
}
.main-nav a:hover,
.main-nav a:focus-visible { background: rgba(255, 255, 255, .14); color: #fff; }
.main-nav a[aria-current="page"] { background: rgba(0, 0, 0, .22); color: #fff; }

.nav-tel-item { display: none; }

.slider {
  max-width: var(--wrap);
  margin: 0 auto;
  padding-inline: 16px;
  container-type: inline-size;
}

.slider__track {
  display: flex;
  margin: 0; padding: 0; list-style: none;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  border-radius: 0 0 var(--radius) var(--radius);
}
.slider__track::-webkit-scrollbar { display: none; }

.slider__slide { position: relative; flex: 0 0 100%; margin: 0; scroll-snap-align: start; }
.slider__slide img { display: block; width: 100%; aspect-ratio: 949 / 297; object-fit: cover; }

.slider__panel {
  position: absolute;
  inset: 0 0 0 55%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.4cqw;
  padding: 0 3cqw 0 11cqw;
  background: linear-gradient(
    90deg,
    rgba(11, 58, 107, 0) 0%,
    rgb(11, 58, 107) 20%,
    rgb(11, 58, 107) 100%
  );
  color: #fff;
  text-align: right;
}

.slider__label {
  margin: 0 0 .3cqw;
  font-size: clamp(9px, 1.9cqw, 17px);
  font-weight: 600;
  color: var(--brand-300);
  letter-spacing: .02em;
}

.slider__tel {
  font-size: clamp(11px, 3.1cqw, 28px);
  font-weight: 700;
  line-height: 1.25;
  color: #fff;
  text-decoration: none;
  white-space: nowrap;
}
.slider__tel:hover,
.slider__tel:focus-visible { color: var(--brand-300); }

@container (max-width: 560px) {
  .slider__panel { padding: 0 2cqw 0 4cqw; gap: 0; }
  .slider__label { display: none; }
}

.slider__dots { display: flex; justify-content: center; gap: 8px; padding: 10px 0 0; }
.slider__dot {
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--brand-300);
  transition: background .15s ease, transform .15s ease;
}
.slider__dot:hover,
.slider__dot[aria-current="true"] { background: var(--brand-700); transform: scale(1.25); }

.band { padding-top: 22px; }

.promos {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gap);
}
.promo {
  display: block; line-height: 0;
  border-radius: var(--radius); overflow: hidden;
  background: var(--paper); box-shadow: var(--shadow);
  transition: transform .15s ease, box-shadow .15s ease;
}
.promo:hover {
  transform: translateY(-3px);
  box-shadow: 0 4px 10px rgba(11, 58, 107, .12), 0 14px 32px rgba(11, 58, 107, .12);
}
.promo img { width: 100%; }

.layout { padding-block: 26px 40px; }

.content {
  background: var(--paper);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: clamp(20px, 4vw, 40px);
}
.content > :last-child { margin-bottom: 0; }

.content img { border-radius: 6px; }

.tel-inline { color: inherit; text-decoration: none; white-space: nowrap; }
.tel-inline:hover { color: var(--accent); text-decoration: underline; }
.content h2:first-of-type { margin-top: 1em; }

.faq-toc {
  margin: 0 0 2em; padding: 18px 22px 18px 40px;
  background: var(--brand-50);
  border-left: 4px solid var(--brand-500);
  border-radius: var(--radius);
}
.faq-toc li { margin-bottom: .5em; }

.faq-item {
  padding-top: 6px;
  border-top: 1px solid var(--line);
  scroll-margin-top: 20px;
}
.faq-item:first-of-type { border-top: 0; }
.faq-item h2 { margin-top: .8em; }
.faq-item__more a { font-weight: 600; }

.form {
  margin: 1.8em 0 0;
  padding: clamp(18px, 3vw, 26px);
  background: var(--brand-50);
  border: 1px solid var(--brand-100);
  border-radius: var(--radius);
}
.form__title { margin: 0 0 .8em; font-size: 1.15rem; font-weight: 700; color: var(--brand-900); }
.form__row { margin-bottom: 14px; }
.form__row label { display: block; margin-bottom: 5px; font-weight: 600; font-size: .93rem; }
.req { color: var(--accent); }

.form input[type="text"],
.form input[type="tel"],
.form input[type="email"],
.form textarea {
  width: 100%;
  padding: .65em .8em;
  font: inherit; font-size: 1rem;
  color: var(--ink); background: var(--paper);
  border: 1px solid var(--line); border-radius: var(--radius);
}
.form input:focus, .form textarea:focus { border-color: var(--brand-500); }
.form textarea { resize: vertical; min-height: 96px; }
.form :invalid:not(:placeholder-shown) { border-color: var(--accent); }

.hp {
  position: absolute; left: -9999px;
  width: 1px; height: 1px; overflow: hidden;
}

.form__note { margin: 12px 0 0; font-weight: 600; min-height: 1.4em; }
.form__note--ok { color: #1b7a34; }
.form__note--err { color: var(--accent); }

.band .form--short {
  margin: var(--gap) 0 0;
  display: grid;
  grid-template-columns: auto 1fr 1fr auto;
  align-items: center;
  gap: 12px;
  background: var(--paper);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}
.band .form--short .form__title { margin: 0; white-space: nowrap; }
.band .form--short .form__row { margin: 0; }
.band .form--short .btn { width: auto; }
.band .form--short .form__note { grid-column: 1 / -1; margin: 0; }
.band .form--short .form__note:empty { display: none; }

.map { margin-top: 1.6em; border-radius: var(--radius); overflow: hidden; }
.map iframe { display: block; border: 0; }

.site-footer {
  margin-top: 30px;
  background: var(--brand-900);
  color: #cfe3f4;
}
.site-footer a { color: #fff; }
.site-footer a:hover { color: var(--brand-300); }

.site-footer__inner {
  display: flex; flex-wrap: wrap; gap: var(--gap) 40px;
  justify-content: space-between;
  padding-block: 28px;
}
.site-footer__nav ul {
  display: flex; flex-wrap: wrap; gap: 6px 22px;
  margin: 0; padding: 0; list-style: none;
}
.site-footer__nav li { margin: 0; }
.site-footer__contacts p { margin: 0 0 .3em; }
.site-footer__contacts .tel { color: #fff; font-size: 1.1rem; }
.site-footer__contacts .tel:hover { color: var(--brand-300); }
.site-footer__contacts .tels { gap: 2px; }

.site-footer__legal {
  padding-block: 14px;
  border-top: 1px solid rgba(255, 255, 255, .15);
  font-size: .87rem;
  color: #9dbcd8;
}
.site-footer__legal p { margin: 0; }

@media (max-width: 900px) {
  .band .form--short { grid-template-columns: 1fr 1fr; }
  .band .form--short .form__title { grid-column: 1 / -1; }
  .band .form--short .btn { grid-column: 1 / -1; }
}

@media (max-width: 760px) {
  body { font-size: 16px; }

  .nav-toggle { display: block; }
  .site-header__contacts { display: none; }
  .brand img { width: 200px; }

  .main-nav { display: none; }
  .main-nav.is-open { display: block; }
  .main-nav ul { flex-direction: column; }
  .main-nav a { padding: .95em 16px; border-top: 1px solid rgba(255, 255, 255, .12); }

  .nav-tel-item { display: block; }
  .main-nav a.nav-tel {
    background: var(--accent);
    font-weight: 700;
    border-top: 0;
  }
  .main-nav a.nav-tel:hover,
  .main-nav a.nav-tel:focus-visible { background: var(--accent-dark); }

  .promos { grid-template-columns: 1fr; }
  .band .form--short { grid-template-columns: 1fr; }
  .slider, .band, .layout { padding-inline: 12px; }
  .site-footer__inner { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .001ms !important;
    transition-duration: .001ms !important;
    scroll-behavior: auto !important;
  }
}

@media print {
  .main-nav, .nav-toggle, .slider, .band, .site-footer__nav, .form { display: none; }
  body { background: #fff; font-size: 12pt; }
  .content { box-shadow: none; padding: 0; }
  a[href^="http"]::after { content: " (" attr(href) ")"; font-size: .85em; }
}