/* UNIDECA LLC — corporate site
   Фирменный цвет взят пипеткой из логотипа: #010C80.
   Внешних зависимостей нет намеренно: ни шрифтов с CDN, ни библиотек —
   сайт должен открываться быстро и из Узбекистана, и из-за периметра
   заказчика, где внешние CDN часто закрыты. */

:root {
  --navy: #010c80;
  --navy-600: #1a29a8;
  --ink: #070b1e;
  --accent: #2e75b5;

  --text: #141a2e;
  --muted: #5b6478;
  --line: #e3e7f0;
  --bg: #ffffff;
  --bg-soft: #f4f6fb;

  --wrap: 1180px;
  --radius: 4px;
  --shadow: 0 1px 2px rgba(7, 11, 30, .04), 0 8px 24px rgba(7, 11, 30, .06);

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

* { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 84px; }

body {
  margin: 0;
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

a { color: var(--navy); text-decoration: none; }
a:hover { color: var(--navy-600); }

h1, h2, h3, h4 {
  margin: 0 0 .5em;
  line-height: 1.15;
  letter-spacing: -.02em;
  color: var(--ink);
  font-weight: 700;
}

h1 { font-size: clamp(2rem, 1.3rem + 3vw, 3.4rem); }
h2 { font-size: clamp(1.55rem, 1.15rem + 1.7vw, 2.35rem); }
h3 { font-size: clamp(1.15rem, 1rem + .6vw, 1.4rem); }

p { margin: 0 0 1.1em; }
p:last-child { margin-bottom: 0; }

.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }

.section { padding: clamp(56px, 7vw, 104px) 0; }
.section--soft { background: var(--bg-soft); }
.section--tight { padding: clamp(40px, 4vw, 64px) 0 0; }

/* Заголовок секции: надзаголовок + h2 + лид */
.eyebrow {
  display: inline-block;
  margin-bottom: 14px;
  font-size: .74rem;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--navy);
}
.eyebrow::before {
  content: "";
  display: inline-block;
  width: 26px;
  height: 2px;
  margin-right: 10px;
  vertical-align: middle;
  background: var(--navy);
}
.section-head { max-width: 780px; margin-bottom: clamp(32px, 4vw, 56px); }
.section-head .lead { color: var(--muted); font-size: 1.08rem; }

.lead { font-size: 1.1rem; color: var(--muted); }

/* ---------------------------------------------------------------- шапка */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, .92);
  backdrop-filter: saturate(150%) blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color .2s, box-shadow .2s;
}
.site-header.is-stuck {
  border-bottom-color: var(--line);
  box-shadow: 0 6px 20px rgba(7, 11, 30, .05);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 28px;
  min-height: 72px;
}

.brand { display: flex; align-items: center; flex: 0 0 auto; }
.brand img { width: 132px; }

.nav { display: flex; align-items: center; gap: 26px; margin-left: auto; }
.nav a {
  font-size: .95rem;
  font-weight: 500;
  color: var(--text);
  padding: 6px 0;
  border-bottom: 2px solid transparent;
}
.nav a:hover, .nav a.is-active { color: var(--navy); border-bottom-color: var(--navy); }

.header-side { display: flex; align-items: center; gap: 14px; }

.lang-switch {
  display: inline-flex;
  align-items: center;
  height: 34px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  font-size: .82rem;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--muted);
}
.lang-switch:hover { border-color: var(--navy); color: var(--navy); }

.burger {
  display: none;
  width: 42px; height: 42px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  cursor: pointer;
}
.burger span {
  display: block;
  width: 18px; height: 2px;
  margin: 4px auto;
  background: var(--ink);
  transition: transform .2s, opacity .2s;
}
.burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* ---------------------------------------------------------------- кнопки */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 26px;
  border: 1px solid var(--navy);
  border-radius: var(--radius);
  background: var(--navy);
  color: #fff;
  font-size: .95rem;
  font-weight: 600;
  transition: background .18s, border-color .18s, transform .18s;
}
.btn:hover { background: var(--navy-600); border-color: var(--navy-600); color: #fff; transform: translateY(-1px); }
.btn--ghost { background: transparent; color: #fff; border-color: rgba(255, 255, 255, .5); }
.btn--ghost:hover { background: rgba(255, 255, 255, .12); border-color: #fff; transform: translateY(-1px); }
.btn--outline { background: transparent; color: var(--navy); }
.btn--outline:hover { background: var(--navy); color: #fff; }

/* ---------------------------------------------------------------- герой */

.hero {
  position: relative;
  display: flex;
  align-items: center;
  min-height: min(78vh, 660px);
  padding: clamp(64px, 9vw, 120px) 0;
  background:
    linear-gradient(105deg, rgba(4, 8, 32, .93) 0%, rgba(1, 12, 128, .78) 55%, rgba(46, 117, 181, .55) 100%),
    url("../img/hero-bg.jpg") center / cover no-repeat;
  color: #fff;
}
.hero::after {
  content: "";
  position: absolute; inset: auto 0 0 0; height: 120px;
  background: linear-gradient(to top, rgba(4, 8, 32, .45), transparent);
  pointer-events: none;
}
.hero .wrap { position: relative; z-index: 1; }
.hero h1 { color: #fff; max-width: 15ch; }
.hero .hero-lead {
  max-width: 62ch;
  margin-top: 22px;
  font-size: clamp(1.02rem, .95rem + .4vw, 1.2rem);
  color: rgba(255, 255, 255, .84);
}
.hero-kicker {
  display: inline-block;
  margin-bottom: 22px;
  padding: 7px 14px;
  border: 1px solid rgba(255, 255, 255, .3);
  border-radius: 100px;
  font-size: .76rem;
  font-weight: 600;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, .9);
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }

/* Полоса ключевых цифр под героем */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  margin-top: -1px;
}
.stat { background: #fff; padding: 26px 24px; }
.stat b {
  display: block;
  font-size: clamp(1.6rem, 1.2rem + 1.4vw, 2.3rem);
  line-height: 1.1;
  color: var(--navy);
  letter-spacing: -.02em;
}
.stat span { display: block; margin-top: 6px; font-size: .88rem; color: var(--muted); }

/* Герой внутренних страниц */
.page-hero {
  padding: clamp(56px, 7vw, 96px) 0 clamp(40px, 5vw, 64px);
  background: linear-gradient(160deg, var(--ink) 0%, var(--navy) 100%);
  color: #fff;
}
.page-hero h1 { color: #fff; }
.page-hero .lead { color: rgba(255, 255, 255, .82); max-width: 70ch; }
.page-hero .eyebrow { color: rgba(255, 255, 255, .75); }
.page-hero .eyebrow::before { background: rgba(255, 255, 255, .6); }

.breadcrumb { font-size: .9rem; color: rgba(255, 255, 255, .7); margin-bottom: 18px; }
.breadcrumb a { color: rgba(255, 255, 255, .9); border-bottom: 1px solid rgba(255, 255, 255, .35); }
.breadcrumb a:hover { color: #fff; }

/* ---------------------------------------------------------------- о компании */

.about-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
  gap: clamp(32px, 5vw, 72px);
  align-items: start;
}
.about-points { list-style: none; margin: 0; padding: 0; }
.about-points li {
  position: relative;
  padding: 18px 0 18px 34px;
  border-top: 1px solid var(--line);
  color: var(--muted);
}
.about-points li:last-child { border-bottom: 1px solid var(--line); }
.about-points li strong { display: block; color: var(--text); font-weight: 600; }
.about-points li::before {
  content: "";
  position: absolute;
  left: 2px; top: 26px;
  width: 14px; height: 8px;
  border-left: 2px solid var(--navy);
  border-bottom: 2px solid var(--navy);
  transform: rotate(-45deg);
}

/* ---------------------------------------------------------------- партнёры */

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 22px;
}
.card {
  display: flex;
  flex-direction: column;
  padding: 28px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: transform .2s, box-shadow .2s, border-color .2s;
}
.card:hover { transform: translateY(-3px); box-shadow: var(--shadow); border-color: #cfd6e6; }
.card__logo {
  display: flex;
  align-items: center;
  height: 56px;
  margin-bottom: 20px;
}
.card__logo img { max-height: 46px; max-width: 100%; width: auto; object-fit: contain; }
.card h3 { margin-bottom: .35em; }
.card p { color: var(--muted); font-size: .97rem; }
.card__tag {
  display: inline-block;
  margin-bottom: 14px;
  padding: 4px 10px;
  border-radius: 100px;
  background: rgba(1, 12, 128, .07);
  color: var(--navy);
  font-size: .74rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.card__more { margin-top: auto; padding-top: 18px; font-weight: 600; font-size: .93rem; }
.card__more::after { content: " →"; }

/* Сетка логотипов.
   Разделители рисуем тенью на самих ячейках, а не гэпами по цветному фону:
   партнёров 10, при любой ширине последний ряд бывает неполным — и незанятые
   ячейки светились бы цветом подложки. */
.logo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(178px, 1fr));
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
.logo-grid div {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 118px;
  padding: 22px;
  background: #fff;
  box-shadow: 0 0 0 1px var(--line);
}
.logo-grid img {
  max-height: 44px;
  max-width: 100%;
  width: auto;
  object-fit: contain;
  filter: grayscale(1);
  opacity: .68;
  transition: filter .25s, opacity .25s;
}
.logo-grid div:hover img { filter: none; opacity: 1; }

/* Развёрнутый блок партнёра на /partners */
.partner {
  display: grid;
  grid-template-columns: 300px minmax(0, 1fr);
  gap: clamp(28px, 5vw, 64px);
  padding: clamp(36px, 4vw, 56px) 0;
  border-top: 1px solid var(--line);
  scroll-margin-top: 96px;
}
.partner:first-of-type { border-top: 0; padding-top: 0; }
.partner__aside { position: sticky; top: 96px; }
.partner__logo {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 130px;
  padding: 24px;
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.partner__logo img { max-height: 62px; max-width: 100%; width: auto; object-fit: contain; }
.partner__meta { margin: 16px 0 0; padding: 0; list-style: none; font-size: .9rem; }
.partner__meta li {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 9px 0;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
}
.partner__meta li span:last-child { color: var(--text); font-weight: 600; text-align: right; }
.partner__body h2 { margin-bottom: .45em; }
.partner__body p { color: var(--muted); }
.partner__role {
  display: inline-block;
  margin-bottom: 16px;
  padding: 6px 12px;
  border-left: 3px solid var(--navy);
  background: rgba(1, 12, 128, .05);
  color: var(--navy);
  font-size: .92rem;
  font-weight: 600;
}

/* ---------------------------------------------------------------- ценности */

.values { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.value { padding: clamp(28px, 3vw, 40px); background: #fff; }
.value__num {
  display: block;
  margin-bottom: 18px;
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .16em;
  color: var(--accent);
}
.value p { color: var(--muted); font-size: .97rem; }

/* ---------------------------------------------------------------- проекты */

.projects { display: grid; gap: 22px; }
.project {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: clamp(24px, 4vw, 48px);
  align-items: start;
  padding: clamp(28px, 3.5vw, 44px);
  background: #fff;
  border: 1px solid var(--line);
  border-left: 3px solid var(--navy);
  border-radius: var(--radius);
}
.project__logo { display: flex; align-items: center; justify-content: center; min-height: 96px; }
.project__logo img { max-height: 60px; max-width: 100%; width: auto; object-fit: contain; }
.project p { color: var(--muted); }
.project__facts { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }
.project__facts span {
  padding: 6px 12px;
  border: 1px solid var(--line);
  border-radius: 100px;
  font-size: .84rem;
  color: var(--muted);
  background: var(--bg-soft);
}

/* ---------------------------------------------------------------- контакты */

.contact {
  background: linear-gradient(160deg, var(--ink) 0%, var(--navy) 100%);
  color: #fff;
}
.contact h2 { color: #fff; }
.contact .eyebrow { color: rgba(255, 255, 255, .75); }
.contact .eyebrow::before { background: rgba(255, 255, 255, .6); }
.contact .lead { color: rgba(255, 255, 255, .8); }

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 22px;
  margin-top: 40px;
}
.contact-card {
  padding: 26px;
  background: rgba(255, 255, 255, .06);
  border: 1px solid rgba(255, 255, 255, .16);
  border-radius: var(--radius);
  transition: background .2s, border-color .2s, transform .2s;
}
a.contact-card:hover { background: rgba(255, 255, 255, .11); border-color: rgba(255, 255, 255, .4); transform: translateY(-2px); }
.contact-card b { display: block; font-size: .76rem; letter-spacing: .14em; text-transform: uppercase; color: rgba(255, 255, 255, .62); margin-bottom: 10px; font-weight: 700; }
.contact-card span { display: block; color: #fff; font-size: 1.05rem; font-weight: 600; word-break: break-word; }
.contact-card small { display: block; margin-top: 6px; color: rgba(255, 255, 255, .6); font-size: .86rem; }
.contact-card span a { color: #fff; border-bottom: 1px solid rgba(255, 255, 255, .4); }
.contact-card span a:hover { color: #fff; border-bottom-color: #fff; }

.section-cta { margin-top: 32px; }

/* ---------------------------------------------------------------- подвал */

.site-footer {
  padding: 40px 0;
  background: var(--ink);
  color: rgba(255, 255, 255, .6);
  font-size: .9rem;
}
.footer-inner { display: flex; flex-wrap: wrap; align-items: center; gap: 18px 28px; }
.site-footer .brand img { width: 118px; filter: brightness(0) invert(1); opacity: .85; }
.footer-links { display: flex; flex-wrap: wrap; gap: 18px; margin-left: auto; }
.site-footer a { color: rgba(255, 255, 255, .78); }
.site-footer a:hover { color: #fff; }
.footer-legal { width: 100%; padding-top: 18px; border-top: 1px solid rgba(255, 255, 255, .12); color: rgba(255, 255, 255, .45); font-size: .84rem; }

/* ---------------------------------------------------------------- появление */

.reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.reveal.is-in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  * { animation-duration: .001ms !important; transition-duration: .001ms !important; }
}

/* ---------------------------------------------------------------- адаптив */

@media (max-width: 1000px) {
  .about-grid { grid-template-columns: 1fr; }
  .partner { grid-template-columns: 1fr; }
  .partner__aside { position: static; }
  .partner__logo { min-height: 108px; }
  .project { grid-template-columns: 1fr; }
  .project__logo { justify-content: flex-start; min-height: 0; }
  .stats { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 860px) {
  .burger { display: block; }
  .nav {
    position: fixed;
    inset: 72px 0 auto 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    margin: 0;
    padding: 8px 24px 20px;
    background: #fff;
    border-bottom: 1px solid var(--line);
    box-shadow: 0 14px 28px rgba(7, 11, 30, .09);
    transform: translateY(-12px);
    opacity: 0;
    visibility: hidden;
    transition: opacity .18s, transform .18s, visibility .18s;
  }
  .nav.is-open { opacity: 1; visibility: visible; transform: none; }
  .nav a { padding: 13px 0; border-bottom: 1px solid var(--line); }
  .nav a:hover, .nav a.is-active { border-bottom-color: var(--line); }
  .header-side { margin-left: auto; }
}

@media (max-width: 560px) {
  body { font-size: 16px; }
  .stats { grid-template-columns: 1fr; }
  .hero { min-height: 0; }
  .hero-actions .btn { width: 100%; justify-content: center; }
  .footer-links { margin-left: 0; }
}