/*
Theme Name: USN Corporate
Theme URI: https://usn.ru/
Author: USN
Description: Независимая корпоративная тема USN с каталогом, прайсами и новостями.
Version: 1.0.0
Requires at least: 6.4
Tested up to: 7.0
Requires PHP: 8.0
Text Domain: usn
*/

:root {
  --usn-blue: #1686c7;
  --usn-blue-dark: #08699f;
  --usn-blue-soft: #eef8fd;
  --usn-ink: #14212b;
  --usn-muted: #64727d;
  --usn-line: #dfe7ec;
  --usn-surface: #ffffff;
  --usn-surface-alt: #f6f9fb;
  --usn-radius: 18px;
  --usn-shadow: 0 22px 60px rgba(22, 56, 75, 0.09);
  --usn-container: 1240px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--usn-surface);
  color: var(--usn-ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

body.usn-menu-open {
  overflow: hidden;
}

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

a {
  color: var(--usn-blue-dark);
  text-underline-offset: 3px;
}

a:hover {
  color: var(--usn-blue);
}

button,
input,
textarea,
select {
  font: inherit;
}

.screen-reader-text {
  clip: rect(1px, 1px, 1px, 1px);
  clip-path: inset(50%);
  height: 1px;
  overflow: hidden;
  position: absolute !important;
  width: 1px;
  word-wrap: normal !important;
}

.screen-reader-text:focus {
  clip: auto !important;
  clip-path: none;
  background: #fff;
  color: var(--usn-ink);
  display: block;
  height: auto;
  left: 12px;
  padding: 12px 16px;
  top: 12px;
  width: auto;
  z-index: 100000;
}

.usn-container {
  margin-inline: auto;
  max-width: var(--usn-container);
  padding-inline: 28px;
  width: 100%;
}

.usn-site-header {
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid rgba(223, 231, 236, 0.85);
  position: sticky;
  top: 0;
  z-index: 1000;
  backdrop-filter: blur(14px);
}

.admin-bar .usn-site-header {
  top: 32px;
}

.usn-header-inner {
  align-items: center;
  display: grid;
  gap: 28px;
  grid-template-columns: 236px minmax(0, 1fr) auto;
  min-height: 86px;
}

.usn-brand {
  align-items: center;
  display: inline-flex;
  min-width: 0;
}

.usn-brand img {
  display: block;
  height: 46px;
  object-fit: contain;
  object-position: left center;
  width: 225px;
}

.usn-brand-text {
  color: var(--usn-ink);
  font-size: 25px;
  font-weight: 800;
  letter-spacing: -0.03em;
  text-decoration: none;
}

.usn-primary-nav ul,
.usn-footer-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.usn-primary-nav > ul {
  align-items: center;
  display: flex;
  gap: clamp(16px, 2vw, 30px);
  justify-content: center;
}

.usn-primary-nav li {
  margin: 0;
}

.usn-primary-nav a {
  color: #34434e;
  font-size: 14px;
  font-weight: 650;
  text-decoration: none;
}

.usn-primary-nav .current-menu-item > a,
.usn-primary-nav .current_page_item > a,
.usn-primary-nav a:hover {
  color: var(--usn-blue-dark);
}

.usn-header-contact {
  align-items: flex-end;
  display: flex;
  flex-direction: column;
  line-height: 1.3;
  white-space: nowrap;
}

.usn-header-phone {
  color: var(--usn-ink);
  font-size: 15px;
  font-weight: 750;
  text-decoration: none;
}

.usn-header-email {
  color: var(--usn-muted);
  font-size: 13px;
  text-decoration: none;
}

.usn-menu-toggle {
  align-items: center;
  background: transparent;
  border: 1px solid var(--usn-line);
  border-radius: 10px;
  cursor: pointer;
  display: none;
  height: 44px;
  justify-content: center;
  padding: 0;
  width: 44px;
}

.usn-menu-toggle span,
.usn-menu-toggle::before,
.usn-menu-toggle::after {
  background: var(--usn-ink);
  content: "";
  display: block;
  height: 2px;
  transition: transform 0.2s ease, opacity 0.2s ease;
  width: 20px;
}

.usn-menu-toggle span {
  margin-block: 4px;
}

.usn-menu-toggle[aria-expanded="true"] span {
  opacity: 0;
}

.usn-menu-toggle[aria-expanded="true"]::before {
  transform: translateY(6px) rotate(45deg);
}

.usn-menu-toggle[aria-expanded="true"]::after {
  transform: translateY(-6px) rotate(-45deg);
}

.usn-main {
  min-height: 60vh;
}

.usn-hero {
  overflow: hidden;
  padding: clamp(70px, 9vw, 128px) 0 clamp(64px, 8vw, 112px);
  position: relative;
}

.usn-hero::after {
  background: radial-gradient(circle, rgba(22, 134, 199, 0.14), rgba(22, 134, 199, 0) 68%);
  border-radius: 50%;
  content: "";
  height: 660px;
  pointer-events: none;
  position: absolute;
  right: -240px;
  top: -260px;
  width: 660px;
}

.usn-hero-grid {
  align-items: end;
  display: grid;
  gap: clamp(40px, 7vw, 96px);
  grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.8fr);
  position: relative;
  z-index: 1;
}

.usn-eyebrow {
  color: var(--usn-blue-dark);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.12em;
  margin: 0 0 18px;
  text-transform: uppercase;
}

.usn-hero h1,
.usn-page-hero h1 {
  font-size: clamp(44px, 6.3vw, 82px);
  font-weight: 760;
  letter-spacing: -0.055em;
  line-height: 0.98;
  margin: 0;
  max-width: 850px;
}

.usn-hero-copy {
  color: var(--usn-muted);
  font-size: clamp(18px, 2vw, 22px);
  margin: 28px 0 0;
  max-width: 720px;
}

.usn-hero-actions,
.usn-section-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.usn-button {
  align-items: center;
  background: var(--usn-blue);
  border: 1px solid var(--usn-blue);
  border-radius: 999px;
  color: #fff;
  display: inline-flex;
  font-size: 14px;
  font-weight: 750;
  justify-content: center;
  min-height: 48px;
  padding: 12px 22px;
  text-decoration: none;
  transition: background 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.usn-button:hover {
  background: var(--usn-blue-dark);
  border-color: var(--usn-blue-dark);
  color: #fff;
  transform: translateY(-1px);
}

.usn-button--ghost {
  background: transparent;
  border-color: var(--usn-line);
  color: var(--usn-ink);
}

.usn-button--ghost:hover {
  background: var(--usn-surface-alt);
  border-color: #c8d7df;
  color: var(--usn-ink);
}

.usn-hero-stat {
  border-left: 1px solid var(--usn-line);
  padding-left: clamp(26px, 4vw, 58px);
}

.usn-stat-number {
  color: var(--usn-blue);
  display: block;
  font-size: clamp(60px, 8vw, 108px);
  font-weight: 760;
  letter-spacing: -0.07em;
  line-height: 0.9;
}

.usn-stat-label {
  color: var(--usn-muted);
  display: block;
  font-size: 15px;
  margin-top: 15px;
  max-width: 250px;
}

.usn-section {
  padding: clamp(64px, 8vw, 108px) 0;
}

.usn-section--soft {
  background: var(--usn-surface-alt);
}

.usn-section-head {
  align-items: end;
  display: flex;
  gap: 30px;
  justify-content: space-between;
  margin-bottom: 40px;
}

.usn-section-head h2,
.usn-content h1,
.usn-contact-layout h2 {
  font-size: clamp(32px, 4vw, 52px);
  letter-spacing: -0.045em;
  line-height: 1.08;
  margin: 0;
}

.usn-section-head p {
  color: var(--usn-muted);
  margin: 0;
  max-width: 570px;
}

.usn-path-grid,
.usn-feature-grid,
.usn-news-grid,
.usn-price-grid {
  display: grid;
  gap: 18px;
}

.usn-path-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.usn-path-card {
  background: #fff;
  border: 1px solid var(--usn-line);
  border-radius: var(--usn-radius);
  color: var(--usn-ink);
  display: flex;
  flex-direction: column;
  min-height: 290px;
  padding: clamp(26px, 4vw, 46px);
  position: relative;
  text-decoration: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.usn-path-card:hover {
  border-color: #bdd9e8;
  box-shadow: var(--usn-shadow);
  color: var(--usn-ink);
  transform: translateY(-3px);
}

.usn-path-index {
  color: var(--usn-blue);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.usn-path-card h3 {
  font-size: clamp(28px, 3vw, 42px);
  letter-spacing: -0.04em;
  line-height: 1.05;
  margin: auto 0 14px;
}

.usn-path-card p {
  color: var(--usn-muted);
  margin: 0;
  max-width: 440px;
}

.usn-path-arrow {
  color: var(--usn-blue);
  font-size: 32px;
  line-height: 1;
  position: absolute;
  right: 30px;
  top: 24px;
}

.usn-feature-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.usn-feature {
  border-top: 2px solid var(--usn-blue);
  padding: 24px 8px 0 0;
}

.usn-feature h3 {
  font-size: 18px;
  letter-spacing: -0.02em;
  margin: 0 0 10px;
}

.usn-feature p {
  color: var(--usn-muted);
  font-size: 14px;
  margin: 0;
}

.usn-news-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.usn-news-card {
  background: #fff;
  border: 1px solid var(--usn-line);
  border-radius: var(--usn-radius);
  display: flex;
  flex-direction: column;
  min-height: 260px;
  overflow: hidden;
}

.usn-news-card-image {
  aspect-ratio: 16 / 8;
  background: var(--usn-blue-soft);
  overflow: hidden;
}

.usn-news-card-image img {
  height: 100%;
  object-fit: cover;
  width: 100%;
}

.usn-news-card-body {
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: 24px;
}

.usn-news-date {
  color: var(--usn-muted);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.usn-news-card h3 {
  font-size: 20px;
  letter-spacing: -0.025em;
  line-height: 1.25;
  margin: 12px 0 22px;
}

.usn-news-card h3 a {
  color: var(--usn-ink);
  text-decoration: none;
}

.usn-news-card h3 a:hover {
  color: var(--usn-blue-dark);
}

.usn-news-more {
  font-size: 14px;
  font-weight: 750;
  margin-top: auto;
  text-decoration: none;
}

.usn-page-hero {
  background: var(--usn-surface-alt);
  border-bottom: 1px solid var(--usn-line);
  padding: clamp(54px, 7vw, 96px) 0;
}

.usn-page-hero h1 {
  font-size: clamp(40px, 5vw, 66px);
}

.usn-page-lead {
  color: var(--usn-muted);
  font-size: clamp(18px, 2vw, 22px);
  margin: 22px 0 0;
  max-width: 760px;
}

.usn-content-wrap {
  padding: clamp(50px, 7vw, 92px) 0;
}

.usn-content {
  margin: 0 auto;
  max-width: 900px;
}

.usn-content--wide {
  max-width: none;
}

.usn-content > *:first-child {
  margin-top: 0;
}

.usn-content h2,
.usn-content h3,
.usn-content h4 {
  letter-spacing: -0.025em;
  line-height: 1.22;
  margin-top: 1.8em;
}

.usn-content h2 {
  font-size: clamp(28px, 3vw, 40px);
}

.usn-content h3 {
  font-size: 25px;
}

.usn-content h4 {
  font-size: 20px;
}

.usn-content p,
.usn-content li {
  color: #3d4b55;
}

.usn-content iframe {
  border: 0;
  border-radius: var(--usn-radius);
  max-width: 100%;
}

.usn-catalog-shell {
  padding: 38px 0 80px;
}

.usn-plugin-notice {
  background: #fff8e7;
  border: 1px solid #f0d990;
  border-radius: 14px;
  padding: 20px;
}

.usn-price-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 38px;
}

.usn-price-card {
  align-items: flex-start;
  background: #fff;
  border: 1px solid var(--usn-line);
  border-radius: var(--usn-radius);
  color: var(--usn-ink);
  display: flex;
  flex-direction: column;
  min-height: 240px;
  padding: 30px;
  text-decoration: none;
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.usn-price-card:hover {
  box-shadow: var(--usn-shadow);
  color: var(--usn-ink);
  transform: translateY(-3px);
}

.usn-price-format {
  color: var(--usn-blue-dark);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.usn-price-card h2 {
  font-size: 25px;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin: auto 0 12px;
}

.usn-price-card p {
  color: var(--usn-muted);
  font-size: 14px;
  margin: 0;
}

.usn-channel-row {
  border-top: 1px solid var(--usn-line);
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 46px;
  padding-top: 30px;
}

.usn-contact-layout {
  display: grid;
  gap: 56px;
  grid-template-columns: minmax(280px, 0.72fr) minmax(0, 1.28fr);
}

.usn-contact-list {
  display: grid;
  gap: 22px;
  margin-top: 32px;
}

.usn-contact-item small {
  color: var(--usn-muted);
  display: block;
  font-size: 12px;
  font-weight: 750;
  letter-spacing: 0.08em;
  margin-bottom: 4px;
  text-transform: uppercase;
}

.usn-contact-item a,
.usn-contact-item span {
  color: var(--usn-ink);
  font-size: 18px;
  font-weight: 650;
  text-decoration: none;
}

.usn-map {
  border: 0;
  border-radius: var(--usn-radius);
  box-shadow: var(--usn-shadow);
  height: 430px;
  width: 100%;
}

.usn-details {
  border-top: 1px solid var(--usn-line);
  margin-top: 64px;
  padding-top: 50px;
}

.usn-details-grid {
  display: grid;
  gap: 0 34px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 28px;
}

.usn-detail {
  border-bottom: 1px solid var(--usn-line);
  display: grid;
  gap: 12px;
  grid-template-columns: minmax(130px, 0.7fr) minmax(0, 1.3fr);
  padding: 15px 0;
}

.usn-detail dt {
  color: var(--usn-muted);
}

.usn-detail dd {
  font-weight: 620;
  margin: 0;
}

.usn-pagination {
  align-items: center;
  display: flex;
  gap: 8px;
  justify-content: center;
  margin-top: 42px;
}

.usn-pagination .page-numbers {
  align-items: center;
  border: 1px solid var(--usn-line);
  border-radius: 10px;
  color: var(--usn-ink);
  display: inline-flex;
  height: 42px;
  justify-content: center;
  min-width: 42px;
  padding: 0 12px;
  text-decoration: none;
}

.usn-pagination .current,
.usn-pagination a:hover {
  background: var(--usn-blue);
  border-color: var(--usn-blue);
  color: #fff;
}

.usn-site-footer {
  background: #101a21;
  color: #c2ccd2;
  margin-top: 0;
  padding: 58px 0 26px;
}

.usn-footer-grid {
  display: grid;
  gap: 44px;
  grid-template-columns: minmax(230px, 1fr) minmax(180px, 0.7fr) minmax(240px, 0.8fr);
}

.usn-footer-brand img {
  filter: grayscale(1) brightness(0) invert(1);
  height: 42px;
  object-fit: contain;
  object-position: left center;
  opacity: 0.95;
  width: 210px;
}

.usn-footer-brand p {
  color: #91a0aa;
  font-size: 14px;
  margin: 20px 0 0;
  max-width: 370px;
}

.usn-footer-title {
  color: #fff;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.1em;
  margin: 0 0 16px;
  text-transform: uppercase;
}

.usn-footer-nav li + li {
  margin-top: 8px;
}

.usn-footer-nav a,
.usn-footer-contacts a {
  color: #c2ccd2;
  text-decoration: none;
}

.usn-footer-nav a:hover,
.usn-footer-contacts a:hover {
  color: #fff;
}

.usn-footer-contacts {
  display: grid;
  gap: 8px;
}

.usn-footer-bottom {
  border-top: 1px solid #27343c;
  color: #778792;
  display: flex;
  font-size: 12px;
  gap: 20px;
  justify-content: space-between;
  margin-top: 46px;
  padding-top: 22px;
}

.usn-footer-legal {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.usn-footer-legal a {
  color: #91a0aa;
  text-decoration: none;
}

@media (max-width: 1080px) {
  .usn-header-inner {
    grid-template-columns: minmax(190px, 1fr) auto auto;
  }

  .usn-menu-toggle {
    display: inline-flex;
    flex-direction: column;
  }

  .usn-primary-nav {
    background: #fff;
    border-bottom: 1px solid var(--usn-line);
    box-shadow: var(--usn-shadow);
    display: none;
    left: 0;
    padding: 22px 28px 30px;
    position: absolute;
    right: 0;
    top: 100%;
  }

  .usn-primary-nav.is-open {
    display: block;
  }

  .usn-primary-nav > ul {
    align-items: stretch;
    flex-direction: column;
    gap: 0;
  }

  .usn-primary-nav a {
    border-bottom: 1px solid var(--usn-line);
    display: block;
    font-size: 17px;
    padding: 13px 0;
  }

  .usn-feature-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 782px) {
  .admin-bar .usn-site-header {
    top: 46px;
  }

  .usn-container {
    padding-inline: 20px;
  }

  .usn-header-inner {
    gap: 12px;
    min-height: 72px;
  }

  .usn-brand img {
    height: 38px;
    width: 190px;
  }

  .usn-header-contact {
    display: none;
  }

  .usn-hero-grid,
  .usn-contact-layout {
    grid-template-columns: 1fr;
  }

  .usn-hero-stat {
    border-left: 0;
    border-top: 1px solid var(--usn-line);
    padding: 28px 0 0;
  }

  .usn-path-grid,
  .usn-news-grid,
  .usn-price-grid,
  .usn-footer-grid,
  .usn-details-grid {
    grid-template-columns: 1fr;
  }

  .usn-section-head {
    align-items: flex-start;
    flex-direction: column;
  }

  .usn-footer-bottom {
    flex-direction: column;
  }

  .usn-map {
    height: 340px;
  }
}

@media (max-width: 520px) {
  .usn-feature-grid {
    grid-template-columns: 1fr;
  }

  .usn-detail {
    grid-template-columns: 1fr;
  }

  .usn-button {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}