:root {
  --page-bg: #f5f7f8;
  --surface: #fff;
  --ink: #11161b;
  --muted: #5c6977;
  --line: #d9e0e5;
  --accent: #102a3a;
  --accent-2: #1f5267;
  --soft: #eaf0f3;
  --max: 1180px;
  --radius: 8px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--page-bg);
  color: var(--ink);
  font-family: Inter, "Segoe UI", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
}

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

.shell {
  width: min(var(--max), calc(100% - 48px));
  margin-inline: auto;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid var(--line);
  background: rgba(250, 252, 253, .94);
  backdrop-filter: blur(18px);
}

.nav {
  min-height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.brand {
  flex: 0 0 auto;
}

.brand-logo {
  width: 156px;
  height: auto;
}

.nav-links {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: clamp(14px, 1.6vw, 24px);
}

.nav-links a {
  color: #293541;
  font-size: 13px;
  white-space: nowrap;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  color: #000;
}

.menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  padding: 10px;
  border: 0;
  background: transparent;
}

.menu-toggle span {
  display: block;
  height: 2px;
  margin: 5px 0;
  background: var(--ink);
}

.detail-breadcrumbs {
  padding: 28px 0 0;
}

.detail-breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  color: var(--muted);
  font-size: 12px;
}

.detail-breadcrumbs li:not(:last-child)::after {
  content: "/";
  margin-left: 8px;
  color: #9aa5ae;
}

.detail-hero {
  padding: 64px 0 84px;
}

.detail-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, .88fr) minmax(0, 1.12fr);
  gap: clamp(44px, 8vw, 112px);
  align-items: center;
}

.detail-kicker {
  margin: 0 0 16px;
  color: #587084;
  font-size: 12px;
  line-height: 1.2;
  font-weight: 850;
  letter-spacing: .16em;
  text-transform: uppercase;
}

.detail-hero h1,
.detail-section h2,
.detail-cta h2 {
  margin: 0;
  letter-spacing: -.05em;
  text-wrap: balance;
}

.detail-hero h1 {
  max-width: 760px;
  font-size: clamp(48px, 5.6vw, 82px);
  line-height: .95;
}

.detail-hero-copy {
  display: grid;
  gap: 22px;
  min-width: 0;
}

.detail-lead {
  margin: 0;
  color: #303e4a;
  font-size: clamp(20px, 1.65vw, 26px);
  line-height: 1.35;
}

.detail-hero-copy > p:not(.detail-lead) {
  margin: 0;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.6;
}

.detail-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.detail-button {
  min-height: 50px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 24px;
  border: 1px solid var(--accent);
  border-radius: 999px;
  background: var(--accent);
  color: #fff;
  font-size: 14px;
  font-weight: 800;
  transition: transform .2s ease, background .2s ease;
}

.detail-button:hover,
.detail-button:focus-visible {
  transform: translateY(-2px);
  background: var(--accent-2);
}

.detail-button-ghost {
  background: transparent;
  color: var(--accent);
}

.detail-hero-media {
  position: relative;
  min-width: 0;
  min-height: 560px;
  overflow: hidden;
  border-radius: var(--radius);
  background: #dde5e9;
}

.detail-hero-media img {
  width: 100%;
  height: 100%;
  min-height: 560px;
  object-fit: cover;
}

.detail-facts {
  position: absolute;
  right: 20px;
  bottom: 20px;
  left: 20px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border: 1px solid rgba(255, 255, 255, .28);
  border-radius: 6px;
  background: rgba(9, 20, 29, .82);
  color: #fff;
  backdrop-filter: blur(13px);
}

.detail-fact {
  padding: 16px 18px;
}

.detail-fact + .detail-fact {
  border-left: 1px solid rgba(255, 255, 255, .2);
}

.detail-fact strong,
.detail-fact span {
  display: block;
}

.detail-fact strong {
  margin-bottom: 4px;
  font-size: 14px;
}

.detail-fact span {
  color: rgba(255, 255, 255, .66);
  font-size: 11px;
}

.detail-section {
  padding: clamp(72px, 8vw, 112px) 0;
  background: var(--surface);
}

.detail-section-soft {
  background: #eef3f5;
}

.detail-section-dark {
  background: #101920;
  color: #fff;
}

.detail-section-head {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(320px, .7fr);
  gap: clamp(34px, 7vw, 92px);
  align-items: end;
  margin-bottom: clamp(38px, 5vw, 64px);
}

.detail-section h2,
.detail-cta h2 {
  font-size: clamp(38px, 4.7vw, 66px);
  line-height: .98;
}

.detail-section-head > p {
  margin: 0;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.58;
}

.detail-section-dark .detail-section-head > p {
  color: rgba(255, 255, 255, .68);
}

.detail-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.detail-panel {
  min-height: 250px;
  padding: clamp(24px, 2.5vw, 34px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}

.detail-panel-number {
  display: block;
  margin-bottom: 36px;
  color: #607689;
  font-size: 12px;
  font-weight: 850;
  letter-spacing: .13em;
}

.detail-panel h3 {
  margin: 0;
  font-size: clamp(23px, 2vw, 31px);
  line-height: 1.04;
  letter-spacing: -.035em;
  overflow-wrap: normal;
  word-break: normal;
  hyphens: none;
  text-wrap: balance;
}

.detail-panel p {
  margin: 15px 0 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.55;
}

.detail-flow {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-top: 1px solid rgba(255, 255, 255, .22);
  border-bottom: 1px solid rgba(255, 255, 255, .22);
}

.detail-flow-item {
  padding: 30px 28px 32px 0;
}

.detail-flow-item + .detail-flow-item {
  padding-left: 28px;
  border-left: 1px solid rgba(255, 255, 255, .22);
}

.detail-flow-item span {
  display: block;
  margin-bottom: 28px;
  color: #8eabc0;
  font-size: 12px;
  font-weight: 850;
}

.detail-flow-item strong {
  display: block;
  margin-bottom: 12px;
  font-size: 20px;
  line-height: 1.18;
}

.detail-flow-item p {
  margin: 0;
  color: rgba(255, 255, 255, .68);
  font-size: 14px;
  line-height: 1.5;
}

.detail-related {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.detail-related a {
  min-height: 188px;
  display: grid;
  align-content: space-between;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}

.detail-related span {
  color: #617587;
  font-size: 11px;
  font-weight: 850;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.detail-related strong {
  font-size: clamp(21px, 1.8vw, 28px);
  line-height: 1.08;
  letter-spacing: -.025em;
}

.detail-faq-list {
  border-top: 1px solid var(--line);
}

.detail-faq-item {
  border-bottom: 1px solid var(--line);
}

.detail-faq-question {
  width: 100%;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 24px;
  gap: 20px;
  align-items: center;
  padding: 25px 0;
  border: 0;
  background: transparent;
  color: var(--ink);
  text-align: left;
  cursor: pointer;
}

.detail-faq-question span:first-child {
  font-size: clamp(18px, 1.6vw, 23px);
  font-weight: 730;
  line-height: 1.25;
}

.detail-faq-icon {
  font-size: 24px;
  font-weight: 400;
  transition: transform .25s ease;
}

.detail-faq-question[aria-expanded="true"] .detail-faq-icon {
  transform: rotate(45deg);
}

.detail-faq-answer {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows .28s ease;
}

.detail-faq-answer[aria-hidden="false"] {
  grid-template-rows: 1fr;
}

.detail-faq-answer-inner {
  overflow: hidden;
}

.detail-faq-answer p {
  max-width: 800px;
  margin: 0;
  padding: 0 0 25px;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.6;
}

.detail-cta {
  padding: clamp(72px, 8vw, 112px) 0;
  background: #0f1921;
  color: #fff;
}

.detail-cta-grid {
  display: grid;
  grid-template-columns: minmax(0, .7fr) minmax(0, 1.3fr);
  gap: clamp(44px, 8vw, 112px);
}

.detail-cta-copy p {
  color: rgba(255, 255, 255, .68);
  font-size: 17px;
  line-height: 1.58;
}

.detail-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 15px;
}

.detail-field {
  display: grid;
  gap: 7px;
}

.detail-field-wide,
.detail-form-actions {
  grid-column: 1 / -1;
}

.detail-field label {
  color: rgba(255, 255, 255, .7);
  font-size: 11px;
  font-weight: 820;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.detail-field input,
.detail-field select,
.detail-field textarea {
  width: 100%;
  min-height: 52px;
  padding: 13px 14px;
  border: 1px solid rgba(255, 255, 255, .22);
  border-radius: 6px;
  outline: 0;
  background: rgba(255, 255, 255, .07);
  color: #fff;
}

.detail-field select option {
  color: #111;
}

.detail-field textarea {
  min-height: 120px;
  resize: vertical;
}

.detail-form-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

.detail-telegram {
  min-height: 50px;
  display: inline-flex;
  align-items: center;
  padding: 0 20px;
  border: 1px solid rgba(255, 255, 255, .32);
  border-radius: 999px;
  color: #fff;
  font-size: 14px;
  font-weight: 760;
}

.detail-trap {
  position: absolute;
  left: -9999px;
}

.footer {
  border-top: 1px solid #25313a;
  background: #0f1921;
  color: rgba(255, 255, 255, .58);
}

.footer .shell {
  min-height: 84px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  font-size: 12px;
}

.reveal {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity .62s ease, transform .62s ease;
}

.reveal.visible {
  opacity: 1;
  transform: none;
}

@media (max-width: 980px) {
  .nav-links {
    position: fixed;
    top: 74px;
    right: 0;
    left: 0;
    display: none;
    align-items: stretch;
    padding: 18px 24px 26px;
    border-bottom: 1px solid var(--line);
    background: #fff;
  }

  .nav-links.open {
    display: grid;
  }

  .nav-links a {
    padding: 10px 0;
    text-align: left;
  }

  .menu-toggle {
    display: block;
  }

  .detail-hero-grid,
  .detail-section-head,
  .detail-cta-grid {
    grid-template-columns: 1fr;
  }

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

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

  .detail-flow-item:nth-child(3) {
    padding-left: 0;
    border-left: 0;
    border-top: 1px solid rgba(255, 255, 255, .22);
  }

  .detail-flow-item:nth-child(4) {
    border-top: 1px solid rgba(255, 255, 255, .22);
  }
}

@media (max-width: 640px) {
  .shell {
    width: min(100% - 32px, var(--max));
  }

  .nav {
    min-height: 64px;
  }

  .brand-logo {
    width: 132px;
  }

  .nav-links {
    top: 64px;
  }

  .detail-breadcrumbs {
    padding-top: 18px;
  }

  .detail-hero {
    padding: 42px 0 60px;
  }

  .detail-hero-grid {
    gap: 32px;
  }

  .detail-hero h1 {
    font-size: clamp(42px, 13vw, 58px);
    line-height: .96;
  }

  .detail-hero h1.detail-title-long {
    font-size: clamp(35px, 10vw, 44px);
  }

  .detail-lead {
    font-size: 20px;
  }

  .detail-hero-media,
  .detail-hero-media img {
    min-height: 430px;
  }

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

  .detail-fact {
    padding: 11px 14px;
  }

  .detail-fact + .detail-fact {
    border-top: 1px solid rgba(255, 255, 255, .2);
    border-left: 0;
  }

  .detail-section,
  .detail-cta {
    padding: 64px 0;
  }

  .detail-section h2,
  .detail-cta h2 {
    font-size: clamp(36px, 11vw, 48px);
  }

  .detail-grid,
  .detail-related,
  .detail-flow,
  .detail-form {
    grid-template-columns: 1fr;
  }

  .detail-flow-item,
  .detail-flow-item + .detail-flow-item,
  .detail-flow-item:nth-child(3) {
    padding: 24px 0;
    border-top: 1px solid rgba(255, 255, 255, .22);
    border-left: 0;
  }

  .detail-flow-item:first-child {
    border-top: 0;
  }

  .detail-field-wide,
  .detail-form-actions {
    grid-column: auto;
  }

  .detail-form-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .detail-button,
  .detail-telegram {
    width: 100%;
  }

  .footer .shell {
    min-height: 100px;
    align-items: flex-start;
    justify-content: center;
    flex-direction: column;
    gap: 8px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}