/* Layout: «монтажная плата» — голубое поле с сеткой дорожек, тёмно-синие панели-блоки, жёлтые цифры и тезисы */
:root {
  --bg: #5B9BD5;
  --panel: #1F4E79;
  --panel-deep: #163a5c;
  --text: #FFFFFF;
  --accent: #FFC000;
  --line: rgba(255, 255, 255, 0.2);
  --trace: rgba(255, 255, 255, 0.09);
  --soft: rgba(255, 255, 255, 0.82);
  --font-display: "Unbounded", "Arial Black", system-ui, sans-serif;
  --font-body: "Onest", system-ui, -apple-system, "Segoe UI", Arial, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", Consolas, monospace;
  --gutter: clamp(16px, 4vw, 48px);
  --radius: 6px;
  color-scheme: light;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background-color: var(--bg);
  background-image:
    linear-gradient(var(--trace) 1px, transparent 1px),
    linear-gradient(90deg, var(--trace) 1px, transparent 1px);
  background-size: 36px 36px;
  color: var(--text);
  font: 400 17px/1.6 var(--font-body);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; }
h1, h2, h3, p { margin: 0; }
h1, h2, h3 { font-family: var(--font-display); text-wrap: balance; line-height: 1.12; letter-spacing: -0.01em; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }

.wrap { width: 100%; max-width: 1200px; margin-inline: auto; padding-inline: var(--gutter); }
.section { padding-block: clamp(48px, 7vw, 96px); }
.section + .section { padding-top: 0; }
.stack { display: flex; flex-direction: column; gap: 24px; min-width: 0; }

/* ---------- header ---------- */
.site-header {
  position: sticky; top: env(safe-area-inset-top, 0px); z-index: 50;
  background: var(--panel);
  border-bottom: 1px solid var(--line);
}
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 68px; }
.logo { font: 800 1.35rem/1 var(--font-display); letter-spacing: 0.06em; text-decoration: none; white-space: nowrap; }
.logo span { color: var(--accent); }
.nav { display: flex; gap: 6px; align-items: center; }
.nav a {
  font: 600 0.78rem/1 var(--font-mono); letter-spacing: 0.12em; text-transform: uppercase;
  text-decoration: none; padding: 12px 16px; border: 1px solid transparent; border-radius: 4px;
  color: var(--soft); transition: background .15s, color .15s;
}
.nav a:hover { color: var(--text); background: rgba(255, 255, 255, 0.1); }
.nav a[aria-current="page"] { color: var(--accent); border-color: var(--accent); background: var(--panel-deep); }
.menu-btn {
  display: none; font: 600 0.78rem/1 var(--font-mono); letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--text); background: transparent; border: 1px solid var(--line); border-radius: 4px; padding: 12px 14px; cursor: pointer;
}

/* ---------- shared bits ---------- */
.tag {
  display: inline-flex; align-items: center; gap: 10px; align-self: flex-start;
  font: 600 0.74rem/1 var(--font-mono); letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--accent); background: var(--panel); border: 1px solid rgba(255, 192, 0, 0.55);
  padding: 10px 16px; border-radius: 999px;
}
.tag::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--accent); }
.sec-head { display: flex; flex-direction: column; gap: 16px; margin-bottom: 32px; max-width: 820px; }
.sec-head h2 { font-size: clamp(1.7rem, 3.6vw, 2.8rem); font-weight: 800; text-transform: uppercase; }
.sec-head p { background: var(--panel); padding: 18px 22px; border-radius: var(--radius); color: var(--soft); max-width: 68ch; }
.panel { background: var(--panel); border: 1px solid rgba(255, 255, 255, 0.12); border-radius: var(--radius); padding: clamp(20px, 3vw, 32px); min-width: 0; }
.panel h3 { font-size: 1.15rem; font-weight: 700; }
.panel p { color: var(--soft); }
.gold { color: var(--accent); }
.num { font-family: var(--font-display); font-weight: 800; color: var(--accent); font-variant-numeric: tabular-nums; line-height: 1; }
.mono { font-family: var(--font-mono); font-size: 0.78rem; letter-spacing: 0.12em; text-transform: uppercase; }
.note { font-size: 0.9rem; color: var(--soft); border-left: 3px solid var(--accent); padding-left: 14px; }

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  font: 700 0.8rem/1 var(--font-mono); letter-spacing: 0.14em; text-transform: uppercase; text-decoration: none;
  padding: 18px 26px; border-radius: 4px; border: 1px solid var(--accent); cursor: pointer;
  transition: transform .15s, background .15s, color .15s;
}
.btn-primary { background: var(--accent); color: var(--panel); }
.btn-primary:hover { transform: translateY(-2px); background: #ffd24d; }
.btn-ghost { background: var(--panel); color: var(--text); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }
.btns { display: flex; flex-wrap: wrap; gap: 14px; }

/* ---------- hero ---------- */
.hero { position: relative; isolation: isolate; overflow: hidden; background: var(--panel); border-bottom: 1px solid var(--line); }
.hero::before {
  content: ""; position: absolute; inset: 0; z-index: -2;
  background: url("assets/img/hero.jpg") center / cover no-repeat;
  transform: scale(1.32); transform-origin: 0 55%;
}
.hero::after {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(90deg, rgba(31, 78, 121, 0.96) 0%, rgba(31, 78, 121, 0.86) 34%, rgba(31, 78, 121, 0.15) 60%, rgba(31, 78, 121, 0) 100%);
}
.hero .wrap { padding-block: clamp(56px, 8vw, 110px); }
.hero-copy { display: flex; flex-direction: column; gap: 24px; max-width: 560px; min-width: 0; }
.hero h1 { font-size: clamp(2.3rem, 4.8vw, 4.1rem); font-weight: 800; text-transform: uppercase; }
.hero h1 em { display: block; font-style: normal; color: var(--accent); font-size: 0.72em; margin-top: 6px; }
.hero .lead { color: var(--soft); font-size: 1.04rem; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { font: 600 0.72rem/1 var(--font-mono); letter-spacing: 0.1em; text-transform: uppercase; padding: 10px 14px; border: 1px solid var(--line); border-radius: 4px; background: rgba(22, 58, 92, 0.7); }
.chip:first-child { border-color: var(--accent); color: var(--accent); }
.hero .note { background: rgba(22, 58, 92, 0.75); padding: 10px 14px; }

/* ---------- facts ---------- */
.facts { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.fact { display: flex; flex-direction: column; gap: 10px; }
.fact .num { font-size: clamp(1.5rem, 2.6vw, 2.2rem); }
.fact .unit { font: 600 0.78rem var(--font-mono); letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent); }
.fact p { font-size: 0.92rem; }

/* ---------- why ---------- */
.two { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.who { position: relative; display: flex; flex-direction: column; gap: 18px; }
.who .mono { color: var(--accent); }
.who ul, .list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 10px; }
.who li, .list li { position: relative; padding-left: 26px; color: var(--soft); }
.who li::before, .list li::before { content: ""; position: absolute; left: 0; top: 0.62em; width: 12px; height: 2px; background: var(--accent); }
.who img { position: absolute; right: 12px; top: 12px; width: 120px; opacity: 0.95; }
.who .big { font-size: clamp(1.8rem, 3.2vw, 2.6rem); }
.who .big-note { font-size: 0.85rem; color: var(--soft); margin-top: -8px; max-width: 28ch; }

/* ---------- cards grids ---------- */
.grid4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.card { display: flex; flex-direction: column; gap: 14px; }
.card img { width: 110px; height: 96px; object-fit: contain; object-position: left center; }
.card h3 { text-transform: uppercase; font-size: 1rem; }
.card .idx { font-family: var(--font-mono); font-size: 0.75rem; letter-spacing: 0.14em; color: var(--accent); }

/* ---------- base ---------- */
.split { display: grid; grid-template-columns: 1.3fr 1fr; gap: 20px; align-items: stretch; }
.split-form { grid-template-columns: 1.5fr 1fr; }
.grid3 { grid-template-columns: repeat(3, 1fr); }
.base-media { display: flex; flex-direction: column; gap: 16px; justify-content: space-between; }
.base-media img { width: min(220px, 100%); margin-inline: auto; }
.check { background: var(--accent); color: var(--panel); border-radius: var(--radius); padding: 18px 22px; font-weight: 600; }
.eq { display: flex; flex-wrap: wrap; gap: 8px; }
.eq span { font: 500 0.78rem var(--font-mono); padding: 8px 12px; border: 1px solid var(--line); border-radius: 4px; background: var(--panel-deep); }

/* ---------- timeline ---------- */
.months { display: grid; grid-template-columns: repeat(12, 1fr); gap: 4px; margin-bottom: 8px; }
.months span { height: 28px; border-radius: 3px; display: grid; place-items: center; font: 600 0.7rem var(--font-mono); }
.months .p1 { background: var(--panel); color: var(--soft); border: 1px solid var(--line); }
.months .p2 { background: #fff; color: var(--panel); }
.months .p3 { background: var(--accent); color: var(--panel); }
.months .p4 { background: var(--panel-deep); color: var(--accent); border: 1px solid var(--accent); }
.phases { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 20px; }
.phase { display: flex; flex-direction: column; gap: 10px; border-top: 4px solid var(--line); }
.phase.p1 { border-top-color: #fff; } .phase.p2 { border-top-color: #fff; } .phase.p3 { border-top-color: var(--accent); } .phase.p4 { border-top-color: var(--accent); }
.phase .m { font: 700 0.78rem var(--font-mono); letter-spacing: 0.1em; text-transform: uppercase; color: var(--accent); }
.phase h3 { text-transform: uppercase; font-size: 1.05rem; }

/* ---------- budget ---------- */
.bar { display: flex; width: 100%; height: 56px; border-radius: 4px; overflow: hidden; gap: 4px; }
.bar > div { display: flex; align-items: center; padding-inline: 16px; font: 700 0.85rem var(--font-mono); white-space: nowrap; overflow: hidden; }
.bar .b1 { background: var(--accent); color: var(--panel); }
.bar .b2 { background: #fff; color: var(--panel); }
.legend { display: flex; flex-wrap: wrap; gap: 24px; }
.legend div { display: flex; align-items: center; gap: 10px; color: var(--soft); }
.legend i { width: 14px; height: 14px; border-radius: 3px; display: inline-block; }
.legend .b1 { background: var(--accent); } .legend .b2 { background: #fff; }
.total { font-size: clamp(2.1rem, 5vw, 3.8rem); }
.row-media { display: grid; grid-template-columns: 1fr auto; gap: 24px; align-items: center; }
.row-media img { width: clamp(120px, 18vw, 200px); }

/* ---------- closing ---------- */
.closing { display: grid; grid-template-columns: 1.4fr 1fr; gap: 24px; align-items: center; }
.closing h2 { font-size: clamp(1.5rem, 3vw, 2.3rem); text-transform: uppercase; }
.trio { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-block: 8px; }
.trio b { display: block; color: var(--accent); font: 700 0.78rem var(--font-mono); letter-spacing: 0.12em; text-transform: uppercase; margin-bottom: 6px; }
.closing img { width: min(240px, 60%); margin-inline: auto; }

/* ---------- inner pages ---------- */
.page-head { padding-block: clamp(40px, 6vw, 80px) 40px; }
.page-head .stack { max-width: 860px; }
.page-head h1 { font-size: clamp(2.2rem, 5vw, 4rem); font-weight: 800; text-transform: uppercase; }
.page-head p { background: var(--panel); padding: 20px 24px; border-radius: var(--radius); color: var(--soft); }
.prose { display: flex; flex-direction: column; gap: 14px; }
.team { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.member { display: flex; flex-direction: column; gap: 6px; }
.member .role { color: var(--accent); }
.member h3 { font-size: 1.02rem; margin-top: 4px; }
.member p { font-size: 0.92rem; }
.avatar { width: 52px; height: 52px; border-radius: 50%; background: var(--panel-deep); border: 1px solid var(--accent); display: grid; place-items: center; font: 800 1rem var(--font-display); color: var(--accent); margin-bottom: 8px; }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; min-width: 520px; font-variant-numeric: tabular-nums; }
th, td { text-align: left; padding: 14px 16px; border-bottom: 1px solid var(--line); }
th { font: 600 0.72rem var(--font-mono); letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent); }
td:last-child, th:last-child { text-align: right; }
td:nth-child(2) { color: var(--soft); font-size: 0.92rem; }
tr.sum td { background: var(--accent); color: var(--panel); font-weight: 700; border-bottom: 0; }
tr.sum td:nth-child(2) { color: var(--panel); }

/* ---------- contacts / form ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { display: flex; flex-direction: column; gap: 8px; min-width: 0; }
.field.full { grid-column: 1 / -1; }
.field label { font: 600 0.74rem var(--font-mono); letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent); }
.field input, .field select, .field textarea {
  font: 400 1rem var(--font-body); color: var(--text); background: var(--panel-deep);
  border: 1px solid var(--line); border-radius: 4px; padding: 14px 16px; width: 100%;
}
.field textarea { min-height: 140px; resize: vertical; }
.field input::placeholder, .field textarea::placeholder { color: rgba(255, 255, 255, 0.5); }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(255, 192, 0, 0.3); }
.field .err { color: #ffd2d2; font-size: 0.85rem; min-height: 1em; }
.field.bad input, .field.bad textarea, .field.bad select { border-color: #ff8a8a; }
.form-status { grid-column: 1 / -1; padding: 16px 18px; border-radius: 4px; background: var(--accent); color: var(--panel); font-weight: 600; }
.steps { counter-reset: s; display: flex; flex-direction: column; gap: 12px; list-style: none; margin: 0; padding: 0; }
.steps li { counter-increment: s; display: flex; gap: 14px; align-items: center; }
.steps li::before { content: counter(s); flex: none; width: 34px; height: 34px; border-radius: 50%; background: var(--accent); color: var(--panel); display: grid; place-items: center; font: 800 0.85rem var(--font-display); }
.hp { position: absolute; left: -9999px; }

/* ---------- footer ---------- */
.site-footer { background: var(--panel); border-top: 1px solid var(--line); padding-block: 32px; }
.site-footer .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 20px; align-items: center; }
.site-footer p { color: var(--soft); font-size: 0.88rem; max-width: 56ch; }
.site-footer nav { display: flex; flex-wrap: wrap; gap: 18px; }
.site-footer nav a { font: 600 0.74rem var(--font-mono); letter-spacing: 0.12em; text-transform: uppercase; text-decoration: none; color: var(--soft); }
.site-footer nav a:hover { color: var(--accent); }

/* ---------- responsive ---------- */
@media (max-width: 980px) {
  .grid4, .facts, .phases { grid-template-columns: repeat(2, 1fr); }
  .team { grid-template-columns: repeat(2, 1fr); }
  .split, .split-form, .closing, .contact-grid { grid-template-columns: 1fr; }
  .grid3 { grid-template-columns: 1fr; }
}
@media (max-width: 820px) {
  .menu-btn { display: inline-flex; }
  .nav { display: none; position: absolute; top: 100%; left: 0; right: 0; flex-direction: column; align-items: stretch; background: var(--panel); border-bottom: 1px solid var(--line); padding: 12px var(--gutter) 18px; }
  .nav.open { display: flex; }
  .nav a { padding: 16px; }
  .hero::before { inset: 0 0 auto 0; height: 62vw; min-height: 240px; transform: none; background-position: 38% center; }
  .hero::after { inset: 0 0 auto 0; height: calc(62vw + 1px); min-height: 241px; background: linear-gradient(180deg, rgba(31, 78, 121, 0) 55%, var(--panel) 100%); }
  .hero .wrap { padding-top: calc(max(62vw, 240px) + 20px); padding-bottom: 40px; }
}
@media (max-width: 640px) {
  body { font-size: 16px; }
  .two, .form, .trio { grid-template-columns: 1fr; }
  .grid4, .facts, .phases, .team { grid-template-columns: 1fr; }
  .row-media { grid-template-columns: 1fr; }
  .who img { width: 84px; }
  .months span { font-size: 0.6rem; height: 24px; }
  .btn { width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}