:root {
  --bg: #101412;
  --bg-2: #151a17;
  --surface: #1d2420;
  --surface-2: #25302a;
  --surface-light: #f3f0e8;
  --line: rgba(255, 255, 255, .10);
  --line-strong: rgba(255, 255, 255, .18);
  --text: #f5f2ea;
  --muted: #b7c0b7;
  --soft: #d8d1bf;
  --ink: #171b19;
  --teal: #2fb7a3;
  --teal-dark: #167769;
  --brass: #d1a65a;
  --danger: #d77b6f;
  --warning: #d8bd72;
  --success: #7ac59c;
  --shadow: 0 18px 45px rgba(0, 0, 0, .32);
  --radius: 8px;
  --max: 1180px;
  --easing: cubic-bezier(.2, .75, .2, 1);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    linear-gradient(115deg, rgba(47, 183, 163, .10), transparent 32%),
    linear-gradient(180deg, var(--bg), #0c0f0e 64%, #12110f);
  line-height: 1.6;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button, input, textarea, select { font: inherit; }

.container {
  width: min(calc(100% - 40px), var(--max));
  margin: 0 auto;
}

.site-header .container {
  width: min(calc(100% - 40px), 1480px);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  border-bottom: 1px solid var(--line);
  background: rgba(13, 17, 15, .84);
  backdrop-filter: blur(16px);
}

.header-inner {
  min-height: 74px;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 14px;
  align-items: center;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  justify-self: start;
  min-width: 0;
  font-weight: 800;
  letter-spacing: 0;
}

.brand > span:last-child {
  min-width: 0;
}

.brand-mark {
  width: 40px;
  height: 40px;
  border-radius: var(--radius);
  display: inline-grid;
  place-items: center;
  color: #111715;
  background: linear-gradient(135deg, var(--brass), #f1dfab);
  border: 1px solid rgba(255, 255, 255, .28);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .35);
  font-size: 13px;
  font-weight: 800;
}

.brand-sub {
  display: block;
  color: var(--muted);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.nav {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 3px;
  min-width: 0;
}

.nav a {
  padding: 9px 10px;
  border-radius: var(--radius);
  color: var(--muted);
  font-size: 13px;
  font-weight: 600;
  white-space: nowrap;
  transition: color .2s var(--easing), background .2s var(--easing);
}

.nav a:hover,
.nav a.active {
  color: var(--text);
  background: rgba(255, 255, 255, .07);
}

.header-actions {
  display: inline-flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
  min-width: max-content;
}

.nav-toggle {
  display: none;
  min-height: 42px;
  padding: 0 12px;
  color: var(--text);
  background: rgba(255, 255, 255, .04);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 16px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  cursor: pointer;
  font-weight: 750;
  letter-spacing: 0;
  transition: transform .2s var(--easing), box-shadow .2s var(--easing), border-color .2s var(--easing), background .2s var(--easing);
}

.btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 14px 28px rgba(0, 0, 0, .24);
}

.btn-primary {
  color: #111715;
  background: linear-gradient(180deg, #f0d897, var(--brass));
  border-color: rgba(255, 255, 255, .24);
}

.btn-secondary {
  color: var(--text);
  background: rgba(255, 255, 255, .05);
}

.btn-ghost {
  color: var(--soft);
  background: transparent;
}

.btn-sm {
  min-height: 38px;
  padding: 0 12px;
  font-size: 13px;
}

.notice-stack {
  display: grid;
  gap: 10px;
  padding-top: 14px;
}

.notice {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 12px 14px;
  color: var(--text);
  background: rgba(255, 255, 255, .06);
}

.notice-success { border-color: rgba(122, 197, 156, .38); background: rgba(122, 197, 156, .12); }
.notice-warning { border-color: rgba(216, 189, 114, .45); background: rgba(216, 189, 114, .12); }
.notice-error { border-color: rgba(215, 123, 111, .48); background: rgba(215, 123, 111, .12); }

.hero {
  padding: 58px 0 26px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, .88fr);
  gap: 18px;
  align-items: stretch;
}

.hero-panel,
.side-panel,
.panel,
.card,
.brand-card,
.price-card,
.news-item,
.project-row,
.faq-item,
.form-preview,
.table-wrap,
.cta-inner,
.metric-box,
.step,
.mini,
.copy-block {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255, 255, 255, .07), rgba(255, 255, 255, .035));
  box-shadow: var(--shadow);
}

.hero-panel {
  padding: clamp(26px, 5vw, 54px);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.side-panel {
  min-height: 420px;
  padding: 22px;
}

.hero-visual-panel {
  padding: 0;
  overflow: hidden;
  background: #111;
}

.hero-visual-panel img {
  width: 100%;
  height: 100%;
  min-height: 420px;
  object-fit: cover;
}

.eyebrow,
.plan-kicker,
.meta {
  display: inline-block;
  margin-bottom: 12px;
  color: var(--brass);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .14em;
  text-transform: uppercase;
}

h1, h2, h3 {
  margin: 0 0 13px;
  color: var(--text);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: 0;
}

h1 { font-size: clamp(32px, 5vw, 62px); }
h2 { font-size: clamp(25px, 3vw, 39px); }
h3 { font-size: 20px; }

.page-headline { max-width: 14ch; }
.auth-hero h1,
.form-preview h1 { font-size: clamp(24px, 3vw, 34px); }

p {
  margin: 0 0 15px;
  color: var(--muted);
}

.hero-copy {
  max-width: 66ch;
  font-size: 17px;
  color: #d7ddd6;
}

.hero-actions,
.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.section {
  padding: 24px 0;
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 18px;
  margin-bottom: 18px;
}

.section-header p { max-width: 56ch; }
.section-header.compact h2 { font-size: 22px; }

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

.card,
.brand-card,
.price-card,
.form-preview,
.panel,
.news-item,
.project-row,
.faq-item {
  padding: 22px;
}

.card:hover,
.brand-card:hover,
.price-card:hover,
.news-item:hover,
.project-row:hover,
.faq-item:hover {
  border-color: rgba(209, 166, 90, .42);
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--brass);
  font-weight: 800;
}

.text-link::after { content: "→"; }

.metric-grid,
.result-row {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.metric-box {
  padding: 18px;
  background: linear-gradient(180deg, rgba(47, 183, 163, .13), rgba(255, 255, 255, .035));
}

.metric-box span {
  display: block;
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 13px;
}

.metric-box strong {
  display: block;
  font-size: 26px;
  line-height: 1.1;
}

.split-layout,
.form-layout,
.auth-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(320px, .8fr);
  gap: 18px;
  align-items: start;
}

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

.steps {
  display: grid;
  gap: 12px;
}

.step {
  display: grid;
  grid-template-columns: 62px minmax(0, 1fr);
  gap: 14px;
  padding: 18px;
}

.step-num {
  width: 50px;
  height: 50px;
  display: grid;
  place-items: center;
  color: #111715;
  border-radius: var(--radius);
  background: linear-gradient(180deg, #aee9df, var(--teal));
  font-weight: 850;
}

.side-list,
.compact-list,
.project-list,
.news-list,
.faq-list {
  display: grid;
  gap: 12px;
}

.mini {
  padding: 14px;
  background: rgba(255, 255, 255, .045);
  box-shadow: none;
}

.mini-title {
  display: block;
  margin-bottom: 5px;
  color: var(--text);
  font-weight: 800;
}

.brand-row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 12px;
  align-items: center;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, .04);
}

.brand-row small {
  display: block;
  color: var(--muted);
}

.card-top {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: center;
  margin-bottom: 16px;
}

.mini-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  margin: 16px 0;
}

.mini-metrics span {
  min-height: 44px;
  padding: 8px;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, .05);
  color: var(--soft);
  font-size: 12px;
  font-weight: 700;
}

.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 32px;
  padding: 0 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 12px;
  font-weight: 800;
  white-space: nowrap;
}

.badge-live { border-color: rgba(122, 197, 156, .45); background: rgba(122, 197, 156, .14); }
.badge-warn { border-color: rgba(216, 189, 114, .45); background: rgba(216, 189, 114, .14); }
.badge-danger { border-color: rgba(215, 123, 111, .48); background: rgba(215, 123, 111, .14); }
.badge-muted { background: rgba(255, 255, 255, .055); }

.filter-bar {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  margin-bottom: 16px;
}

.field { margin-bottom: 15px; }

.field.two {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.field label {
  display: block;
  margin-bottom: 7px;
  color: var(--soft);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.input {
  width: 100%;
  min-height: 48px;
  padding: 12px 13px;
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(8, 10, 9, .48);
  outline: none;
}

.input:focus {
  border-color: rgba(47, 183, 163, .78);
  box-shadow: 0 0 0 3px rgba(47, 183, 163, .13);
}

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

.equipment-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 110px;
  gap: 10px;
}

.qty-input { text-align: center; }

.form-preview .result-row {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.inline-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(150px, 1fr));
  gap: 10px;
  width: min(100%, 560px);
}

.inline-form .btn { grid-column: span 2; }

.table-wrap {
  padding: 8px;
  overflow: auto;
}

.data-table {
  width: 100%;
  min-width: 760px;
  border-collapse: collapse;
}

.data-table th,
.data-table td {
  padding: 13px 12px;
  border-bottom: 1px solid var(--line);
  text-align: left;
}

.data-table th {
  color: var(--soft);
  font-size: 12px;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.project-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 16px;
  align-items: center;
}

.moderation-row {
  align-items: start;
}

.moderation-actions {
  display: grid;
  gap: 10px;
  justify-items: end;
}

.moderation-actions form {
  display: grid;
  grid-template-columns: minmax(150px, 1fr) auto auto;
  gap: 8px;
}

.comment-note {
  color: var(--warning);
}

.price-card.featured {
  border-color: rgba(209, 166, 90, .55);
  background: linear-gradient(180deg, rgba(209, 166, 90, .16), rgba(47, 183, 163, .07));
}

.price-value {
  display: block;
  margin: 14px 0;
  color: var(--text);
  font-size: 24px;
}

.price-card ul {
  margin: 14px 0 18px;
  padding-left: 18px;
  color: var(--muted);
}

.news-item {
  display: block;
}

.faq-item {
  overflow: hidden;
}

.faq-item summary {
  cursor: pointer;
  padding: 18px 20px;
  font-weight: 800;
  list-style: none;
}

.faq-item summary::-webkit-details-marker { display: none; }

.faq-body {
  padding: 0 20px 18px;
}

.cta-band {
  padding-bottom: 42px;
}

.cta-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 20px;
  align-items: center;
  padding: 26px;
  background:
    linear-gradient(135deg, rgba(47, 183, 163, .14), rgba(209, 166, 90, .10)),
    rgba(255, 255, 255, .04);
}

.footer {
  margin-top: 28px;
  padding: 34px 0 56px;
  border-top: 1px solid var(--line);
  background: rgba(0, 0, 0, .12);
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(340px, 1.2fr);
  gap: 24px;
}

.footer-copy {
  max-width: 54ch;
  margin-top: 16px;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

.footer-links a {
  padding: 10px 12px;
  border-radius: var(--radius);
  color: var(--muted);
}

.footer-links a:hover {
  color: var(--text);
  background: rgba(255, 255, 255, .05);
}

.small-note {
  color: var(--muted);
  font-size: 13px;
}

.empty-state {
  padding: 22px;
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius);
  color: var(--muted);
}

.copy-block {
  padding: 22px;
}

.copy-block code {
  display: block;
  white-space: pre-wrap;
  color: var(--soft);
  font-family: inherit;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity .55s var(--easing), transform .55s var(--easing);
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 1320px) {
  .header-inner {
    grid-template-columns: minmax(0, 1fr) auto auto;
  }

  .brand-sub {
    max-width: min(32vw, 260px);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .nav-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    justify-self: end;
  }

  .nav {
    display: none;
    position: absolute;
    top: 82px;
    left: 20px;
    right: 20px;
    padding: 14px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: rgba(13, 17, 15, .98);
    box-shadow: var(--shadow);
  }

  .nav.open {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .header-actions {
    justify-self: end;
  }
}

@media (max-width: 980px) {
  .hero-grid,
  .cols-3,
  .pricing-grid,
  .split-layout,
  .form-layout,
  .auth-grid,
  .footer-grid,
  .cta-inner {
    grid-template-columns: 1fr;
  }

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

  .side-panel,
  .hero-visual-panel img {
    min-height: 320px;
  }

  .inline-form {
    width: 100%;
  }
}

@media (max-width: 660px) {
  .container {
    width: min(calc(100% - 28px), var(--max));
  }

  .site-header .container {
    width: min(calc(100% - 28px), 1480px);
  }

  .header-inner {
    min-height: 68px;
    gap: 10px;
  }

  .brand-sub,
  .header-actions .btn-ghost {
    display: none;
  }

  .hero {
    padding-top: 34px;
  }

  .hero-panel,
  .card,
  .brand-card,
  .price-card,
  .form-preview,
  .panel,
  .news-item,
  .project-row,
  .faq-item,
  .cta-inner {
    padding: 18px;
  }

  .page-headline {
    max-width: 100%;
  }

  .field.two,
  .equipment-row,
  .project-row,
  .metric-grid,
  .form-preview .result-row,
  .inline-form,
  .moderation-actions form {
    grid-template-columns: 1fr;
  }

  .inline-form .btn {
    grid-column: auto;
  }

  .mini-metrics,
  .footer-links {
    grid-template-columns: 1fr;
  }

  .nav.open {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: .01ms !important;
  }

  [data-reveal] {
    opacity: 1;
    transform: none;
  }
}