/* =========================================================
   Bermuda Mining — styles.css
   Тёмная индустриальная тема: глубокий океанский фон,
   неоново-зелёные акценты, шрифт JetBrains Mono + Syne
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;600;700&family=Syne:wght@400;600;700;800&display=swap');

/* ── CSS-переменные ── */
:root {
  --bg:          #08131f;
  --bg-2:        #0d1e2e;
  --bg-3:        #102234;
  --surface:     #112840;
  --surface-2:   #163350;
  --border:      #1e3f60;
  --border-2:    #265080;

  --accent:      #00e5a0;
  --accent-dim:  #00b87e;
  --accent-glow: rgba(0,229,160,.18);
  --accent-2:    #00c8ff;
  --warn:        #ffb830;

  --text:        #d4e8f5;
  --text-2:      #8aacca;
  --text-3:      #4e7a9e;
  --text-inv:    #08131f;

  --font-mono:   'JetBrains Mono', ui-monospace, monospace;
  --font-sans:   'Syne', sans-serif;

  --r-sm:  6px;
  --r:     10px;
  --r-lg:  16px;
  --r-xl:  24px;

  --shadow-card: 0 4px 24px rgba(0,0,0,.45), 0 1px 4px rgba(0,0,0,.35);
  --shadow-glow: 0 0 28px rgba(0,229,160,.14);

  --transition: 220ms cubic-bezier(.4,0,.2,1);
}

/* ── Сброс и основа ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 72px;
}

body {
  background-color: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.65;
  min-height: 100vh;
  overflow-x: hidden;
}

/* Сетчатый фон */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,229,160,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,229,160,.04) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
  z-index: 0;
}

/* Верхняя подсветка */
.page-shell {
  position: fixed;
  top: 0; left: 50%;
  transform: translateX(-50%);
  width: 900px;
  height: 320px;
  background: radial-gradient(ellipse at 50% 0%,
    rgba(0,229,160,.13) 0%,
    rgba(0,200,255,.06) 40%,
    transparent 70%);
  pointer-events: none;
  z-index: 0;
}

main, header, footer { position: relative; z-index: 1; }

/* ── Типографика ── */
h1, h2, h3 {
  font-family: var(--font-sans);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -.02em;
  color: #fff;
}
h1 { font-size: clamp(1.8rem, 4vw, 2.9rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.2rem); }
h3 { font-size: 1.1rem; font-weight: 700; }

p { color: var(--text-2); }

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

strong { color: #fff; font-weight: 700; }

ul, ol { list-style: none; }

/* ── Утилиты ── */
.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section { padding: 100px 0; }

/* ── Кнопки ── */
.button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  border-radius: var(--r);
  font-family: var(--font-mono);
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .04em;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  white-space: nowrap;
}

.button-primary {
  background: var(--accent);
  color: var(--text-inv);
}
.button-primary:hover {
  background: #fff;
  box-shadow: 0 0 20px var(--accent-glow);
  transform: translateY(-1px);
}

.button-ghost {
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--border-2);
}
.button-ghost:hover {
  background: var(--accent-glow);
  border-color: var(--accent);
  transform: translateY(-1px);
}

/* ── Карточки ── */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-card);
}

.card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: .75rem;
  color: var(--text-3);
}

/* ── Статусные пилюли ── */
.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 10px;
  border-radius: 20px;
  font-family: var(--font-mono);
  font-size: .68rem;
  font-weight: 600;
  letter-spacing: .06em;
  background: var(--surface-2);
  color: var(--text-3);
  border: 1px solid var(--border);
}

.status-pill-live {
  background: rgba(0,229,160,.12);
  color: var(--accent);
  border-color: rgba(0,229,160,.3);
}
.status-pill-live::before {
  content: '';
  display: inline-block;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
  animation: blink 1.4s ease-in-out infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: .3; }
}

/* ── Eyebrow-метки ── */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}

.eyebrow-dot {
  display: inline-block;
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent);
}

/* ── Reveal-анимация ── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .55s ease, transform .55s ease;
}
.reveal.visible,
.reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* ── Теги ── */
.tag {
  display: inline-block;
  padding: 2px 9px;
  border-radius: var(--r-sm);
  font-family: var(--font-mono);
  font-size: .65rem;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  background: rgba(0,229,160,.12);
  color: var(--accent);
  border: 1px solid rgba(0,229,160,.25);
}

/* =========================================================
   HEADER
   ========================================================= */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(8,19,31,.82);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}

.site-header .container {
  display: flex;
  align-items: center;
  gap: 24px;
  height: 64px;
}

/* Brand */
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.brand-mark {
  display: inline-block;
  width: 32px; height: 32px;
  background: var(--accent);
  clip-path: polygon(50% 0%, 100% 38%, 82% 100%, 18% 100%, 0% 38%);
  box-shadow: 0 0 12px rgba(0,229,160,.4);
}

.brand-text strong {
  display: block;
  font-family: var(--font-sans);
  font-size: .95rem;
  font-weight: 800;
  color: #fff;
  line-height: 1.2;
  letter-spacing: -.01em;
}
.brand-text small {
  display: block;
  font-family: var(--font-mono);
  font-size: .6rem;
  color: var(--text-3);
  letter-spacing: .06em;
}

/* Навигация */
.site-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
}

.site-nav a {
  padding: 6px 12px;
  border-radius: var(--r-sm);
  font-family: var(--font-mono);
  font-size: .75rem;
  color: var(--text-2);
  transition: var(--transition);
}
.site-nav a:hover {
  color: var(--accent);
  background: var(--accent-glow);
}

/* Кнопки в хедере */
.header-actions {
  display: flex;
  gap: 10px;
  flex-shrink: 0;
}

/* Бургер */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 36px; height: 36px;
  align-items: center;
  justify-content: center;
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  cursor: pointer;
  margin-left: auto;
}
.nav-toggle span {
  display: block;
  width: 18px; height: 2px;
  background: var(--text-2);
  border-radius: 2px;
  transition: var(--transition);
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }

/* Мобильное меню */
.mobile-menu {
  display: none;
  flex-direction: column;
  gap: 4px;
  padding: 12px 24px 16px;
  border-top: 1px solid var(--border);
}
.mobile-menu.is-open { display: flex; }
.mobile-menu a {
  padding: 10px 12px;
  border-radius: var(--r-sm);
  font-family: var(--font-mono);
  font-size: .8rem;
  color: var(--text-2);
  transition: var(--transition);
}
.mobile-menu a:hover { color: var(--accent); background: var(--accent-glow); }
.mobile-menu .button { margin-top: 8px; }

/* =========================================================
   HERO
   ========================================================= */
.hero { padding-top: 80px; padding-bottom: 80px; overflow: hidden; }

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: start;
}

/* Левая колонка */
.hero-copy { display: flex; flex-direction: column; gap: 24px; }

.hero-copy h1 {
  color: #fff;
  font-size: clamp(1.45rem, 2.6vw, 2.1rem);
  line-height: 1.12;
  max-width: 15ch;
}

.hero-lead { font-size: 1rem; line-height: 1.7; }

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

.hero-points {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.hero-points li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: .78rem;
  color: var(--text-2);
}
.hero-points li::before {
  content: '→';
  color: var(--accent);
  flex-shrink: 0;
  margin-top: 1px;
}

/* Ticker */
.ticker {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.ticker span {
  padding: 4px 12px;
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: 20px;
  font-family: var(--font-mono);
  font-size: .68rem;
  color: var(--text-3);
  letter-spacing: .04em;
}

/* Правая колонка */
.hero-panel { display: flex; flex-direction: column; gap: 16px; }

/* Карточка статуса */
.status-card { overflow: hidden; }

.status-main {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.status-main > div {
  padding: 18px 16px;
  background: var(--surface);
}
.metric-label {
  font-family: var(--font-mono);
  font-size: .65rem;
  color: var(--text-3);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: .06em;
}
.metric-value {
  font-family: var(--font-mono);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
}

.status-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border-bottom: 1px solid var(--border);
}
.status-grid article {
  padding: 14px 16px;
  background: var(--bg-2);
}
.status-grid strong {
  display: block;
  font-family: var(--font-mono);
  font-size: 1rem;
  color: #fff;
  line-height: 1.2;
  margin-bottom: 3px;
}
.status-grid span {
  font-family: var(--font-mono);
  font-size: .62rem;
  color: var(--text-3);
}

/* Терминал */
.terminal {
  background: #060f18;
  border-top: 1px solid var(--border);
}

.terminal-head {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 12px;
  border-bottom: 1px solid var(--border);
}
.terminal-head span {
  display: inline-block;
  width: 10px; height: 10px;
  border-radius: 50%;
}
.terminal-head span:nth-child(1) { background: #ff5f57; }
.terminal-head span:nth-child(2) { background: #febc2e; }
.terminal-head span:nth-child(3) { background: #28c840; }
.terminal-head p {
  margin-left: 6px;
  font-family: var(--font-mono);
  font-size: .65rem;
  color: var(--text-3);
}

.terminal-log {
  padding: 12px 16px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  max-height: 120px;
  overflow: hidden;
}
.terminal-log li {
  font-family: var(--font-mono);
  font-size: .7rem;
  color: var(--accent);
  opacity: .8;
  line-height: 1.5;
}
.terminal-log li::before {
  content: '$ ';
  color: var(--text-3);
}

/* Mini board */
.mini-board { overflow: hidden; }
.mini-board-list { padding: 16px 18px; display: flex; flex-direction: column; gap: 12px; }
.mini-board-list li {
  font-size: .82rem;
  color: var(--text-2);
  line-height: 1.5;
}
.mini-board-list strong { color: var(--accent); }

/* =========================================================
   PULSE / СТАТУС СЕТИ
   ========================================================= */
.pulse { background: linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 100%); }

.section-heading {
  text-align: center;
  margin-bottom: 56px;
}
.section-heading p {
  max-width: 620px;
  margin: 16px auto 0;
  font-size: .95rem;
}

.pulse-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 28px;
}

.pulse-card {
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  transition: var(--transition);
}
.pulse-card:hover {
  border-color: var(--border-2);
  transform: translateY(-3px);
  box-shadow: var(--shadow-card), var(--shadow-glow);
}
.pulse-card p {
  font-family: var(--font-mono);
  font-size: .7rem;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--text-3);
}
.pulse-card strong {
  font-family: var(--font-mono);
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
}
.pulse-card span {
  font-size: .75rem;
  color: var(--text-3);
}

/* Ops board */
.ops-board { overflow: hidden; }

.ops-board-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}
.ops-board-grid > div { padding: 24px; }
.ops-board-grid > div:first-child { border-right: 1px solid var(--border); }

.ops-board-grid h3 {
  font-size: .78rem;
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--text-3);
  text-transform: uppercase;
  letter-spacing: .08em;
  margin-bottom: 16px;
}

.service-breakdown {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
}

.ops-feed { display: flex; flex-direction: column; gap: 12px; }
.ops-feed li {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.ops-feed span {
  font-family: var(--font-mono);
  font-size: .62rem;
  color: var(--text-3);
  letter-spacing: .06em;
  text-transform: uppercase;
}
.ops-feed strong {
  font-size: .83rem;
  font-weight: 600;
  color: var(--text);
}

/* Бар-строки */
.bar-row {
  display: grid;
  grid-template-columns: 140px 1fr 48px;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}
.bar-row span {
  font-family: var(--font-mono);
  font-size: .72rem;
  color: var(--text-2);
}
.bar {
  height: 6px;
  background: var(--bg-3);
  border-radius: 3px;
  overflow: hidden;
}
.bar i {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  border-radius: 3px;
}
.bar-row > strong {
  font-family: var(--font-mono);
  font-size: .75rem;
  color: var(--text-2);
  text-align: right;
}

/* =========================================================
   КАЛЬКУЛЯТОР
   ========================================================= */
.calculator-section { background: var(--bg); }

.calculator-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

.calculator-grid .section-heading { text-align: left; margin-bottom: 0; }

.calculator-card { padding: 28px; }
.calc-results    { padding: 0; overflow: hidden; }

/* Segmented control */
.segmented {
  display: inline-flex;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 3px;
  gap: 3px;
  margin-bottom: 28px;
}
.segmented button {
  padding: 7px 16px;
  border-radius: calc(var(--r) - 2px);
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: .72rem;
  color: var(--text-3);
  transition: var(--transition);
}
.segmented button.is-active,
.segmented button:hover {
  background: var(--surface-2);
  color: var(--accent);
}

/* Форма калькулятора */
.calc-form { display: flex; flex-direction: column; gap: 22px; }

.calc-form label {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.calc-form label > span {
  font-family: var(--font-mono);
  font-size: .72rem;
  color: var(--text-2);
  letter-spacing: .04em;
}

/* Range input */
input[type="range"] {
  -webkit-appearance: none;
  width: 100%;
  height: 4px;
  background: var(--border);
  border-radius: 2px;
  outline: none;
  cursor: pointer;
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 16px; height: 16px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px rgba(0,229,160,.4);
  cursor: pointer;
  transition: var(--transition);
}
input[type="range"]::-webkit-slider-thumb:hover {
  transform: scale(1.2);
  box-shadow: 0 0 14px rgba(0,229,160,.6);
}

.inline-field {
  display: flex;
  align-items: center;
  gap: 8px;
}
.inline-field.single-line { margin-top: 4px; }

.inline-field input[type="number"],
.calc-form input[type="number"] {
  width: 90px;
  padding: 6px 10px;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: .8rem;
  outline: none;
  transition: var(--transition);
}
.inline-field input[type="number"]:focus,
.calc-form input[type="number"]:focus {
  border-color: var(--accent-dim);
}
.inline-field span,
.calc-form span {
  font-family: var(--font-mono);
  font-size: .72rem;
  color: var(--text-3);
}

/* Результаты */
.result-stack {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--border);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.result-stack article {
  padding: 18px 20px;
  background: var(--surface);
}
.result-stack article.result-emphasis { background: rgba(0,229,160,.07); }
.result-stack p {
  font-family: var(--font-mono);
  font-size: .65rem;
  color: var(--text-3);
  text-transform: uppercase;
  letter-spacing: .07em;
  margin-bottom: 6px;
}
.result-stack strong {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  color: #fff;
}
.result-emphasis strong { color: var(--accent); font-size: 1.3rem; }

.calc-summary {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--border);
  border-bottom: 1px solid var(--border);
}
.calc-summary > div {
  padding: 16px 20px;
  background: var(--bg-2);
}
.calc-summary p {
  font-family: var(--font-mono);
  font-size: .65rem;
  color: var(--text-3);
  text-transform: uppercase;
  letter-spacing: .07em;
  margin-bottom: 4px;
}
.calc-summary strong {
  font-family: var(--font-mono);
  font-size: .88rem;
  color: var(--text);
}

.calc-note {
  padding: 14px 20px;
  font-family: var(--font-mono);
  font-size: .72rem;
  color: var(--text-3);
  line-height: 1.5;
}

/* Адаптивный грид калькулятора */
@media (min-width: 900px) {
  .calculator-grid {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }
  .calculator-grid .section-heading {
    grid-column: 1 / -1;
  }
}

/* =========================================================
   FEATURES (CAPABILITIES)
   ========================================================= */
.capabilities { background: var(--bg-2); }

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.feature-card {
  padding: 28px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.feature-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  opacity: 0;
  transition: var(--transition);
}
.feature-card:hover { transform: translateY(-4px); border-color: var(--border-2); }
.feature-card:hover::before { opacity: 1; }

.feature-card h3 { margin-bottom: 10px; }
.feature-card p { font-size: .88rem; line-height: 1.6; }

/* =========================================================
   SUPPORTED EQUIPMENT
   ========================================================= */
.supported { background: var(--bg); }

.equipment-filter {
  display: flex;
  gap: 8px;
  margin-bottom: 28px;
  flex-wrap: wrap;
}
.equipment-filter button {
  padding: 7px 18px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r);
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: .72rem;
  color: var(--text-2);
  transition: var(--transition);
}
.equipment-filter button.is-active,
.equipment-filter button:hover {
  background: var(--accent-glow);
  border-color: var(--accent);
  color: var(--accent);
}

.equipment-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.equipment-card {
  padding: 24px;
  transition: var(--transition);
}
.equipment-card:hover {
  transform: translateY(-3px);
  border-color: var(--border-2);
}
.equipment-card.is-hidden { display: none; }
.equipment-card .tag { margin-bottom: 12px; }
.equipment-card h3 { margin-bottom: 8px; }
.equipment-card p { font-size: .83rem; }

.equipment-card[data-kind="hydro"] .tag {
  background: rgba(0,200,255,.12);
  color: var(--accent-2);
  border-color: rgba(0,200,255,.25);
}
.equipment-card[data-kind="gpu"] .tag {
  background: rgba(255,184,48,.1);
  color: var(--warn);
  border-color: rgba(255,184,48,.25);
}

/* =========================================================
   ONBOARDING
   ========================================================= */
.onboarding { background: var(--bg-2); }

.onboarding-grid {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 48px;
  align-items: start;
}

.onboarding-grid .section-heading {
  grid-column: 1 / -1;
  text-align: left;
  margin-bottom: 0;
}

/* Step list */
.step-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 240px;
}

.step-button {
  display: flex;
  align-items: center;
  gap: 14px;
  width: 100%;
  padding: 14px 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r);
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: .78rem;
  color: var(--text-2);
  text-align: left;
  transition: var(--transition);
}
.step-button span {
  font-size: .65rem;
  font-weight: 700;
  color: var(--text-3);
  letter-spacing: .06em;
  min-width: 26px;
}
.step-button:hover {
  border-color: var(--border-2);
  color: var(--text);
}
.step-button.is-active {
  background: rgba(0,229,160,.08);
  border-color: var(--accent);
  color: var(--accent);
}
.step-button.is-active span { color: var(--accent); }

/* Step preview */
.step-preview { padding: 28px; }

.step-progress {
  height: 3px;
  background: var(--border);
  border-radius: 2px;
  margin-bottom: 20px;
  overflow: hidden;
}
.step-progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  border-radius: 2px;
  width: 25%;
  transition: width .4s ease;
}

.step-label {
  font-family: var(--font-mono);
  font-size: .65rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: .1em;
  margin-bottom: 8px;
}

.step-preview h3 { margin-bottom: 12px; }
.step-preview p#step-text { margin-bottom: 16px; font-size: .9rem; }

.step-points { display: flex; flex-direction: column; gap: 8px; }
.step-points li {
  display: flex;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: .75rem;
  color: var(--text-2);
}
.step-points li::before {
  content: '✓';
  color: var(--accent);
  flex-shrink: 0;
}

/* =========================================================
   PRICING
   ========================================================= */
.pricing { background: var(--bg); }

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.pricing-card {
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: var(--transition);
}
.pricing-card:hover { transform: translateY(-4px); }

.pricing-card.featured {
  background: linear-gradient(135deg, var(--surface) 0%, rgba(0,229,160,.07) 100%);
  border-color: var(--accent);
  box-shadow: var(--shadow-card), var(--shadow-glow);
}

.pricing-head h3 { margin-bottom: 4px; }
.pricing-head p { font-size: .83rem; }

.pricing-card > strong {
  font-family: var(--font-mono);
  font-size: 2.2rem;
  color: var(--accent);
  line-height: 1;
}
.pricing-card > span {
  font-family: var(--font-mono);
  font-size: .7rem;
  color: var(--text-3);
  margin-top: -8px;
}

.pricing-card ul {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin: 8px 0;
}
.pricing-card li {
  display: flex;
  gap: 10px;
  font-size: .83rem;
  color: var(--text-2);
}
.pricing-card li::before {
  content: '—';
  color: var(--accent-dim);
  flex-shrink: 0;
}

.pricing-card .button { margin-top: auto; width: 100%; justify-content: center; }

/* =========================================================
   FAQ
   ========================================================= */
.faq { background: var(--bg-2); }

.faq-grid {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 64px;
  align-items: start;
}
.faq-grid .section-heading { text-align: left; margin-bottom: 0; }

.faq-list { display: flex; flex-direction: column; gap: 2px; }

.faq-item {
  border: 1px solid var(--border);
  border-radius: var(--r);
  overflow: hidden;
  transition: var(--transition);
}
.faq-item + .faq-item { margin-top: 8px; }
.faq-item.is-open { border-color: var(--border-2); }

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 20px;
  background: var(--surface);
  border: none;
  cursor: pointer;
  text-align: left;
  font-family: var(--font-sans);
  font-size: .9rem;
  font-weight: 600;
  color: var(--text);
  transition: var(--transition);
}
.faq-question::after {
  content: '+';
  flex-shrink: 0;
  font-family: var(--font-mono);
  font-size: 1.1rem;
  color: var(--accent);
  transition: transform .25s ease;
}
.faq-item.is-open .faq-question::after { transform: rotate(45deg); }
.faq-question:hover { background: var(--surface-2); }

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .35s ease, padding .35s ease;
}
.faq-item.is-open .faq-answer { max-height: 300px; }
.faq-answer p {
  padding: 16px 20px;
  font-size: .88rem;
  line-height: 1.7;
  border-top: 1px solid var(--border);
}

/* =========================================================
   LEAD FORM
   ========================================================= */
.lead { background: var(--bg); }

.lead-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.lead-copy { display: flex; flex-direction: column; gap: 24px; }
.lead-copy h2 { margin-top: 8px; }
.lead-copy p { font-size: .95rem; }

/* Контактные панели */
.contact-panels { display: flex; flex-direction: column; gap: 12px; }

.contact-card {
  padding: 18px 20px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  transition: var(--transition);
}
.contact-card:hover { border-color: var(--border-2); transform: translateX(4px); }
.contact-card p {
  font-family: var(--font-mono);
  font-size: .68rem;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--text-3);
}
.contact-card strong {
  font-family: var(--font-mono);
  font-size: .88rem;
  color: var(--accent);
}
.contact-card span { font-size: .78rem; }

/* Форма */
.lead-form-wrap { padding: 32px; }

.lead-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 20px;
}

.lead-form label {
  display: flex;
  flex-direction: column;
  gap: 7px;
}
.lead-form label > span {
  font-family: var(--font-mono);
  font-size: .72rem;
  color: var(--text-2);
  letter-spacing: .04em;
}

.lead-form input,
.lead-form select,
.lead-form textarea {
  width: 100%;
  padding: 10px 14px;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: .82rem;
  outline: none;
  transition: var(--transition);
  resize: vertical;
}
.lead-form input::placeholder,
.lead-form textarea::placeholder {
  color: var(--text-3);
}
.lead-form input:focus,
.lead-form select:focus,
.lead-form textarea:focus {
  border-color: var(--accent-dim);
  background: var(--bg-3);
  box-shadow: 0 0 0 3px rgba(0,229,160,.08);
}
.lead-form select {
  cursor: pointer;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%234e7a9e' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
}
.lead-form .button { margin-top: 4px; width: 100%; justify-content: center; font-size: .8rem; }

/* Результат формы */
.form-result {
  padding: 14px 16px;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  font-family: var(--font-mono);
  font-size: .75rem;
  color: var(--text-3);
  line-height: 1.6;
}

/* =========================================================
   FOOTER
   ========================================================= */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 48px 0;
  background: #060f18;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
}

.footer-grid strong {
  display: block;
  font-family: var(--font-sans);
  font-weight: 800;
  color: #fff;
  margin-bottom: 10px;
}
.footer-grid p { font-size: .83rem; line-height: 1.6; }

.footer-grid > div:not(:first-child) > span {
  display: block;
  font-family: var(--font-mono);
  font-size: .65rem;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--text-3);
  margin-bottom: 12px;
}
.footer-grid > div:not(:first-child) a {
  display: block;
  font-family: var(--font-mono);
  font-size: .78rem;
  color: var(--text-2);
  margin-bottom: 6px;
  transition: var(--transition);
}
.footer-grid > div:not(:first-child) a:hover { color: var(--accent); }

/* =========================================================
   АДАПТИВНОСТЬ
   ========================================================= */
@media (max-width: 1100px) {
  .feature-grid    { grid-template-columns: repeat(2, 1fr); }
  .equipment-grid  { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 900px) {
  .hero-grid       { grid-template-columns: 1fr; }
  .pulse-grid      { grid-template-columns: repeat(2, 1fr); }
  .pricing-grid    { grid-template-columns: 1fr; }
  .faq-grid        { grid-template-columns: 1fr; }
  .lead-grid       { grid-template-columns: 1fr; }
  .onboarding-grid { grid-template-columns: 1fr; }
  .step-list       { flex-direction: row; flex-wrap: wrap; min-width: unset; }
  .footer-grid     { grid-template-columns: 1fr; gap: 28px; }
  .ops-board-grid  { grid-template-columns: 1fr; }
  .ops-board-grid > div:first-child { border-right: none; border-bottom: 1px solid var(--border); }
}

@media (max-width: 700px) {
  .section         { padding: 64px 0; }
  .site-nav        { display: none; }
  .header-actions  { display: none; }
  .nav-toggle      { display: flex; }
  .pulse-grid      { grid-template-columns: 1fr; }
  .status-main     { grid-template-columns: 1fr; }
  .status-grid     { grid-template-columns: 1fr; }
  .result-stack    { grid-template-columns: 1fr; }
  .calc-summary    { grid-template-columns: 1fr; }
  .feature-grid    { grid-template-columns: 1fr; }
  .equipment-grid  { grid-template-columns: 1fr; }
  .bar-row         { grid-template-columns: 100px 1fr 40px; }
}

/* =========================================================
   SCROLLBAR
   ========================================================= */
::-webkit-scrollbar       { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border-2); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent-dim); }