/* ===== App-specific styles (nav, footer, hero, cards) ===== */

/* ---------- NAV ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--nav-h);
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  background: rgba(255,255,255,0.82);
  border-bottom: 1px solid rgba(11,27,46,0.06);
  transition: background .2s ease, border-color .2s ease, color .2s ease;
}
.nav.on-dark {
  background: rgba(11,27,46,0.55);
  border-bottom-color: rgba(255,255,255,0.06);
  color: var(--text-on-dark);
}
.nav-inner { height: 100%; display: flex; align-items: center; gap: 32px; }
.nav-brand { display: flex; align-items: center; gap: 10px; font-weight: 600; letter-spacing: -.01em; }
.nav-brand .logo-mark {
  width: 32px; height: 32px; border-radius: 8px;
  background: var(--ink-900); color: #fff;
  display: grid; place-items: center;
  font-family: var(--font-display); font-weight: 700; font-size: 13px; letter-spacing: -.02em;
  transition: background .2s ease;
}
.nav.on-dark .nav-brand .logo-mark { background: var(--brand); }
.nav-brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.nav-brand-text .b1 { font-size: 15px; font-weight: 600; }
.nav-brand-text .b2 { font-size: 11px; color: var(--text-muted); font-family: var(--font-mono); letter-spacing: .04em; }
.nav.on-dark .nav-brand-text .b2 { color: var(--text-on-dark-muted); }

.nav-menu { display: flex; gap: 4px; margin-left: auto; }
.nav-menu a {
  padding: 8px 14px; border-radius: 8px;
  font-size: 14px; color: var(--text-secondary);
  transition: background .15s ease, color .15s ease;
}
.nav.on-dark .nav-menu a { color: var(--text-on-dark-muted); }
.nav-menu a:hover { background: rgba(11,27,46,0.05); color: var(--text); }
.nav.on-dark .nav-menu a:hover { background: rgba(255,255,255,0.08); color: #fff; }
.nav-menu a.active { color: var(--text); background: rgba(11,27,46,0.04); }
.nav.on-dark .nav-menu a.active { color: #fff; background: rgba(255,255,255,0.08); }

.nav-right { display: flex; align-items: center; gap: 10px; }
.lang-switch {
  display: inline-flex; border: 1px solid var(--border); border-radius: 8px; overflow: hidden;
  background: var(--surface);
}
.nav.on-dark .lang-switch { background: rgba(255,255,255,0.04); border-color: rgba(255,255,255,0.12); }
.lang-switch button {
  background: transparent; color: var(--text-secondary); border: 0;
  padding: 6px 10px; font-size: 12px; font-family: var(--font-mono); font-weight: 500; letter-spacing: .04em;
}
.nav.on-dark .lang-switch button { color: var(--text-on-dark-muted); }
.lang-switch button.on { background: var(--ink-900); color: #fff; }
.nav.on-dark .lang-switch button.on { background: var(--brand); color: #fff; }

.burger { display: none; width: 40px; height: 40px; border: 1px solid var(--border); background: var(--surface); border-radius: 8px; align-items: center; justify-content: center; }
.nav.on-dark .burger { background: rgba(255,255,255,0.06); border-color: rgba(255,255,255,0.15); color: #fff; }

@media (max-width: 1023px) {
  .nav-menu { display: none; }
  .burger { display: inline-flex; }
}
@media (max-width: 639px) {
  .nav-brand-text .b2 { display: none; }
  .lang-switch { display: none; }
}

/* Mobile menu sheet */
.mobile-sheet {
  position: fixed; inset: var(--nav-h) 0 0 0; z-index: 49;
  background: var(--surface); padding: 24px;
  transform: translateY(-8px); opacity: 0; pointer-events: none;
  transition: opacity .2s, transform .2s;
  display: flex; flex-direction: column; gap: 4px;
}
.mobile-sheet.open { opacity: 1; transform: translateY(0); pointer-events: auto; }
.mobile-sheet a {
  padding: 14px 0; border-bottom: 1px solid var(--border);
  font-size: 18px; color: var(--text);
}
.mobile-sheet .lang-row { margin-top: 20px; display: flex; gap: 12px; align-items: center; }

/* ---------- HERO (dark) ---------- */
.hero-dark {
  position: relative;
  background: radial-gradient(1200px 600px at 20% 20%, #143659 0%, var(--ink-900) 55%, var(--ink-950) 100%);
  color: var(--text-on-dark);
  padding: 120px 0 140px;
  overflow: hidden;
  margin-top: calc(-1 * var(--nav-h));
  padding-top: calc(120px + var(--nav-h));
}
.hero-dark::before {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(180deg, transparent 0%, black 20%, black 80%, transparent 100%);
  pointer-events: none;
}
.hero-inner { display: grid; grid-template-columns: 1.1fr 1fr; gap: 80px; align-items: center; }
.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-mono); font-size: 12px; letter-spacing: .12em; text-transform: uppercase;
  color: var(--brand); margin-bottom: 28px;
}
.hero-eyebrow::before {
  content: ""; width: 32px; height: 1px; background: var(--brand);
}
.hero-title { font-family: var(--font-display); font-weight: 500; letter-spacing: -0.025em; line-height: 1.02; font-size: clamp(44px, 5.4vw, 76px); }
.hero-title .accent { color: var(--brand); }
.hero-lead { font-size: 19px; line-height: 1.55; color: var(--text-on-dark-muted); max-width: 520px; margin-top: 28px; }
.hero-cta { display: flex; gap: 12px; margin-top: 40px; }
.hero-meta { margin-top: 56px; display: flex; gap: 48px; color: var(--text-on-dark-muted); font-family: var(--font-mono); font-size: 12px; letter-spacing: .06em; text-transform: uppercase; }
.hero-meta span strong { display: block; color: #fff; font-family: var(--font-display); font-size: 28px; letter-spacing: -.01em; font-weight: 500; margin-top: 4px; text-transform: none; }

@media (max-width: 1023px) {
  .hero-inner { grid-template-columns: 1fr; gap: 48px; }
  .hero-dark { padding: 80px 0 100px; padding-top: calc(80px + var(--nav-h)); }
  .hero-meta { gap: 24px; flex-wrap: wrap; }
}

/* Trusted-by strip */
.trust-strip {
  border-top: 1px solid rgba(255,255,255,0.08);
  margin-top: 96px;
  padding-top: 28px;
  display: flex; align-items: center; gap: 48px; flex-wrap: wrap;
}
.trust-strip .trust-label { color: var(--text-on-dark-muted); font-family: var(--font-mono); font-size: 12px; letter-spacing: .08em; text-transform: uppercase; }
.trust-strip .trust-logos { display: flex; gap: 48px; flex-wrap: wrap; opacity: .7; }
.trust-strip .trust-logos span { font-family: var(--font-display); font-weight: 600; font-size: 18px; letter-spacing: .02em; color: #fff; }

/* ---------- SECTIONS ---------- */
.section-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 32px; margin-bottom: 48px; }
.section-head .left { max-width: 680px; }
.section-head .left .eyebrow { display: block; margin-bottom: 14px; }
.section-head .left h2 { margin: 0; }
.section-head .right { color: var(--text-muted); font-size: 14px; display: flex; gap: 16px; align-items: center; flex-shrink: 0; }

/* ---------- ECOSYSTEM GRID ---------- */
.eco-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); grid-template-rows: repeat(2, 1fr);
  gap: 16px;
}
.eco-card {
  padding: 28px; border-radius: var(--r-lg); border: 1px solid var(--border); background: var(--surface);
  display: flex; flex-direction: column; justify-content: space-between; min-height: 180px;
  transition: border-color .2s, transform .2s, box-shadow .2s;
}
.eco-card:hover { border-color: var(--brand); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.eco-card .unit-name { font-family: var(--font-display); font-weight: 600; font-size: 22px; letter-spacing: -.01em; }
.eco-card .unit-role { font-size: 13px; color: var(--text-muted); font-family: var(--font-mono); text-transform: uppercase; letter-spacing: .06em; }
.eco-card .unit-desc { font-size: 14px; color: var(--text-secondary); margin-top: 8px; line-height: 1.5; }
.eco-card .unit-link { font-size: 13px; color: var(--brand); display: inline-flex; align-items: center; gap: 6px; font-weight: 500; }
.eco-card.hub {
  grid-row: span 2; grid-column: span 2;
  background: linear-gradient(135deg, var(--ink-900) 0%, var(--ink-800) 100%);
  color: #fff; border: 0; min-height: 376px;
  position: relative; overflow: hidden;
  padding: 40px;
}
.eco-card.hub::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 40px 40px;
  mask-image: radial-gradient(circle at 80% 20%, black, transparent 70%);
}
.eco-card.hub .unit-name { font-size: 36px; color: #fff; }
.eco-card.hub .unit-role { color: var(--brand); }
.eco-card.hub .unit-desc { color: var(--text-on-dark-muted); font-size: 15px; max-width: 380px; }
.eco-card.hub .hub-cta { color: var(--brand); font-size: 14px; font-weight: 500; display: inline-flex; gap: 6px; align-items: center; }
@media (max-width: 1023px) {
  .eco-grid { grid-template-columns: repeat(2, 1fr); }
  .eco-card.hub { grid-column: span 2; grid-row: auto; min-height: 220px; }
}
@media (max-width: 639px) {
  .eco-grid { grid-template-columns: 1fr; }
  .eco-card.hub { grid-column: auto; }
}

/* ---------- DIRECTIONS ---------- */
.dir-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.dir-card {
  padding: 28px; border-radius: var(--r-lg); background: var(--surface); border: 1px solid var(--border);
  display: flex; flex-direction: column; gap: 16px; min-height: 220px;
  position: relative; overflow: hidden;
  transition: border-color .2s, transform .2s;
}
.dir-card:hover { border-color: var(--text); transform: translateY(-2px); }
.dir-icon {
  width: 44px; height: 44px; border-radius: 10px; background: var(--bg-alt);
  display: grid; place-items: center; color: var(--ink-900);
}
.dir-title { font-family: var(--font-display); font-size: 22px; font-weight: 600; letter-spacing: -.01em; }
.dir-desc { font-size: 14px; color: var(--text-secondary); line-height: 1.55; flex: 1; }
.dir-link { font-size: 13px; color: var(--brand); font-weight: 500; display: inline-flex; gap: 6px; align-items: center; }
@media (max-width: 1023px) { .dir-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 639px) { .dir-grid { grid-template-columns: 1fr; } }

/* ---------- PRODUCTS CAROUSEL ---------- */
.prod-tabs { display: flex; gap: 4px; margin-bottom: 24px; flex-wrap: wrap; border-bottom: 1px solid var(--border); padding-bottom: 0; }
.prod-tabs button {
  background: transparent; border: 0; padding: 12px 16px;
  font-size: 14px; color: var(--text-muted); font-weight: 500;
  border-bottom: 2px solid transparent; margin-bottom: -1px;
  transition: color .15s, border-color .15s;
}
.prod-tabs button.on { color: var(--text); border-bottom-color: var(--brand); }
.prod-tabs button:hover { color: var(--text); }
.prod-tabs .count { font-family: var(--font-mono); font-size: 11px; color: var(--text-muted); margin-left: 6px; }

.prod-scroll { display: flex; gap: 16px; overflow-x: auto; padding: 4px 0 24px; scroll-snap-type: x mandatory; scrollbar-width: thin; }
.prod-scroll::-webkit-scrollbar { height: 8px; }
.prod-scroll::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 4px; }

.prod-card {
  flex: 0 0 340px; scroll-snap-align: start;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--r-lg);
  padding: 24px; display: flex; flex-direction: column; gap: 14px; min-height: 260px;
  transition: border-color .2s, transform .2s, box-shadow .2s;
}
.prod-card:hover { border-color: var(--brand); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.prod-card-top { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; }
.prod-icon {
  width: 48px; height: 48px; border-radius: 10px;
  background: var(--bg-alt); display: grid; place-items: center;
  font-family: var(--font-display); font-weight: 700; font-size: 16px; color: var(--ink-900);
  flex-shrink: 0;
}
.prod-name { font-family: var(--font-display); font-size: 20px; font-weight: 600; letter-spacing: -.01em; }
.prod-desc { font-size: 14px; color: var(--text-secondary); line-height: 1.55; flex: 1; }
.prod-link { font-size: 13px; color: var(--brand); font-weight: 500; display: inline-flex; gap: 6px; align-items: center; white-space: nowrap; }

/* Grid-mode products (on products hub, supports density tweak) */
.prod-grid { display: grid; gap: 16px; grid-template-columns: repeat(var(--prod-cols, 3), 1fr); }
.prod-grid .prod-card { flex: none; min-height: 240px; }
@media (max-width: 1023px) { .prod-grid { grid-template-columns: repeat(2, 1fr) !important; } }
@media (max-width: 639px) { .prod-grid { grid-template-columns: 1fr !important; } }

/* ---------- NUMBERS ---------- */
.numbers { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.num-cell { padding: 56px 28px; border-right: 1px solid var(--border); }
.num-cell:last-child { border-right: 0; }
.num-value { font-family: var(--font-display); font-weight: 500; font-size: clamp(56px, 7vw, 96px); letter-spacing: -.03em; line-height: 0.95; color: var(--ink-900); }
.num-value .unit { color: var(--brand); font-size: 0.5em; vertical-align: top; margin-left: 4px; font-weight: 400; }
.num-label { font-family: var(--font-mono); font-size: 12px; letter-spacing: .06em; text-transform: uppercase; color: var(--text-muted); margin-top: 14px; line-height: 1.4; }
@media (max-width: 1023px) { .numbers { grid-template-columns: repeat(2, 1fr); } .num-cell:nth-child(2n) { border-right: 0; } .num-cell:nth-child(-n+3) { border-bottom: 1px solid var(--border); } }
@media (max-width: 639px) { .numbers { grid-template-columns: 1fr; } .num-cell { border-right: 0; border-bottom: 1px solid var(--border); } .num-cell:last-child { border-bottom: 0; } }

/* ---------- CASES ---------- */
.cases-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.case-card {
  position: relative; border-radius: var(--r-lg); overflow: hidden;
  min-height: 420px; color: #fff; display: flex; flex-direction: column; justify-content: flex-end;
  padding: 28px; background: var(--ink-800);
  transition: transform .25s ease;
}
.case-card:hover { transform: translateY(-4px); }
.case-bg { position: absolute; inset: 0; z-index: 0; }
.case-bg::before {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(11,27,46,0.3) 0%, rgba(11,27,46,0.95) 85%);
  z-index: 1;
}
.case-content { position: relative; z-index: 2; }
.case-industry { display: inline-flex; background: rgba(255,255,255,0.14); backdrop-filter: blur(8px); border: 1px solid rgba(255,255,255,0.2); color: #fff; padding: 4px 10px; border-radius: 999px; font-family: var(--font-mono); font-size: 11px; letter-spacing: .06em; text-transform: uppercase; margin-bottom: 16px; }
.case-title { font-family: var(--font-display); font-size: 24px; font-weight: 600; letter-spacing: -.01em; line-height: 1.2; }
.case-metric { margin-top: 14px; padding-top: 14px; border-top: 1px solid rgba(255,255,255,0.15); display: flex; gap: 16px; }
.case-metric .m-val { font-family: var(--font-display); font-size: 28px; font-weight: 500; letter-spacing: -.01em; }
.case-metric .m-lab { font-size: 12px; color: rgba(255,255,255,0.7); margin-top: 2px; }
@media (max-width: 1023px) { .cases-row { grid-template-columns: 1fr; } .case-card { min-height: 340px; } }

/* ---------- NEWS ---------- */
.news-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.news-card { padding: 24px; border: 1px solid var(--border); border-radius: var(--r-lg); background: var(--surface); display: flex; flex-direction: column; gap: 16px; min-height: 240px; transition: border-color .2s, transform .2s; }
.news-card:hover { border-color: var(--text); transform: translateY(-2px); }
.news-meta { display: flex; gap: 12px; align-items: center; font-family: var(--font-mono); font-size: 11px; color: var(--text-muted); text-transform: uppercase; letter-spacing: .06em; }
.news-meta .cat { color: var(--brand); }
.news-title { font-family: var(--font-display); font-size: 18px; font-weight: 600; letter-spacing: -.01em; line-height: 1.3; flex: 1; }
.news-source { font-size: 13px; color: var(--text-secondary); }
@media (max-width: 1023px) { .news-row { grid-template-columns: 1fr; } }

/* ---------- CTA band ---------- */
.cta-band {
  background: var(--ink-900);
  color: #fff;
  padding: 80px 0;
  position: relative; overflow: hidden;
}
.cta-band::before {
  content: ""; position: absolute; inset: 0;
  background-image: linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 40px 40px;
  mask-image: radial-gradient(circle at 70% 50%, black 0%, transparent 80%);
}
.cta-band .container { position: relative; display: flex; justify-content: space-between; align-items: center; gap: 48px; flex-wrap: wrap; }
.cta-band h2 { margin: 0; }
.cta-band p { color: var(--text-on-dark-muted); margin-top: 12px; max-width: 540px; }

/* ---------- PARTNERS ---------- */
.partners-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 0; border: 1px solid var(--border); border-radius: var(--r-lg); background: var(--surface); }
.partner-cell { aspect-ratio: 2/1; display: grid; place-items: center; text-align: center; line-height: 1.3; border-right: 1px solid var(--border); border-bottom: 1px solid var(--border); padding: 20px 14px; font-family: var(--font-display); font-weight: 500; font-size: 14px; color: var(--text-muted); transition: color .2s, background .2s; }
.partner-cell:hover { color: var(--text); background: var(--bg-alt); }
.partner-cell:nth-child(6n) { border-right: 0; }
.partner-cell:nth-last-child(-n+6) { border-bottom: 0; }
@media (max-width: 1023px) { .partners-grid { grid-template-columns: repeat(3, 1fr); } .partner-cell { border-right: 1px solid var(--border) !important; border-bottom: 1px solid var(--border) !important; } .partner-cell:nth-child(3n) { border-right: 0 !important; } }
@media (max-width: 639px) { .partners-grid { grid-template-columns: repeat(2, 1fr); } .partner-cell:nth-child(odd) { border-right: 1px solid var(--border) !important; } .partner-cell:nth-child(even) { border-right: 0 !important; } }

/* ---------- FOOTER ---------- */
.footer { background: var(--ink-950); color: var(--text-on-dark); padding: 80px 0 0; }
.footer-main { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 48px; padding-bottom: 64px; border-bottom: 1px solid rgba(255,255,255,0.08); }
.footer h4 { font-family: var(--font-mono); font-size: 12px; font-weight: 500; letter-spacing: .08em; text-transform: uppercase; color: var(--text-on-dark-muted); margin: 0 0 16px; }
.footer ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; }
.footer a { font-size: 14px; color: var(--text-on-dark); opacity: .8; }
.footer a:hover { opacity: 1; color: var(--brand); }
.footer-brand { }
.footer-brand .logo-mark { width: 40px; height: 40px; border-radius: 10px; background: var(--brand); color: #fff; display: grid; place-items: center; font-family: var(--font-display); font-weight: 700; font-size: 16px; margin-bottom: 20px; }
.footer-brand p { font-size: 14px; color: var(--text-on-dark-muted); max-width: 320px; line-height: 1.6; }
.footer-bottom { padding: 28px 0; display: flex; justify-content: space-between; gap: 24px; font-size: 12px; font-family: var(--font-mono); color: var(--text-on-dark-muted); letter-spacing: .04em; flex-wrap: wrap; }
@media (max-width: 1023px) { .footer-main { grid-template-columns: repeat(2, 1fr); gap: 40px; } }
@media (max-width: 639px) { .footer-main { grid-template-columns: 1fr; } }

/* ---------- BREADCRUMBS ---------- */
.crumbs { display: flex; gap: 8px; font-family: var(--font-mono); font-size: 12px; color: var(--text-muted); text-transform: uppercase; letter-spacing: .06em; margin-bottom: 16px; }
.crumbs a:hover { color: var(--text); }
.crumbs .sep { opacity: .5; }

/* ---------- PAGE HEAD ---------- */
.page-head { padding: 80px 0 48px; border-bottom: 1px solid var(--border); background: var(--bg); }
.page-head h1 { margin: 0; }
.page-head .page-lead { color: var(--text-secondary); font-size: 19px; line-height: 1.55; max-width: 720px; margin-top: 20px; }

/* ---------- MODAL ---------- */
.modal-scrim { position: fixed; inset: 0; background: rgba(11,27,46,0.55); backdrop-filter: blur(4px); z-index: 100; display: grid; place-items: center; padding: 24px; opacity: 0; pointer-events: none; transition: opacity .2s; }
.modal-scrim.open { opacity: 1; pointer-events: auto; }
.modal {
  background: var(--surface); border-radius: var(--r-xl); width: 100%; max-width: 560px;
  padding: 40px; max-height: calc(100vh - 48px); overflow: auto; position: relative;
  transform: translateY(12px); transition: transform .25s;
}
.modal-scrim.open .modal { transform: translateY(0); }
.modal-close { position: absolute; top: 20px; right: 20px; width: 36px; height: 36px; border: 0; background: var(--bg-alt); border-radius: 8px; display: grid; place-items: center; }
.modal h3 { font-family: var(--font-display); font-size: 28px; font-weight: 600; letter-spacing: -.01em; margin: 0 0 8px; }
.modal p.lead { color: var(--text-secondary); margin: 0 0 28px; }

.form-row { display: flex; flex-direction: column; gap: 6px; margin-bottom: 16px; }
.form-row label { font-size: 13px; font-weight: 500; color: var(--text-secondary); }
.form-row input, .form-row textarea {
  border: 1px solid var(--border); border-radius: var(--r-md); padding: 12px 14px;
  font: inherit; font-size: 15px; background: var(--surface); color: var(--text);
  transition: border-color .15s ease;
}
.form-row input:focus, .form-row textarea:focus { border-color: var(--brand); outline: none; }
.form-row.err input, .form-row.err textarea { border-color: var(--danger); }
.form-row .err-msg { font-size: 12px; color: var(--danger); margin-top: 2px; display: none; }
.form-row.err .err-msg { display: block; }
.form-row textarea { min-height: 100px; resize: vertical; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.consent { display: flex; gap: 10px; align-items: flex-start; font-size: 12px; color: var(--text-muted); margin: 8px 0 20px; }
.consent input { margin-top: 2px; }
.form-success, .form-error-banner { padding: 16px; border-radius: var(--r-md); font-size: 14px; margin-bottom: 20px; display: none; }
.form-success { background: #e8f7ee; color: var(--success); border: 1px solid #c9ebd4; }
.form-success.on { display: block; }
.form-error-banner { background: #fdecec; color: var(--danger); border: 1px solid #f5c3c3; }
.form-error-banner.on { display: block; }

/* ---------- PIPELINE 3D ISO ---------- */
.pipe-wrap { position: relative; width: 100%; height: 100%; min-height: 520px; }
.pipe-wrap svg { display: block; width: 100%; height: 100%; }

/* Product page */
.prod-hero { background: linear-gradient(180deg, var(--ink-900) 0%, var(--ink-800) 100%); color: #fff; padding: 100px 0 80px; margin-top: calc(-1 * var(--nav-h)); padding-top: calc(100px + var(--nav-h)); position: relative; overflow: hidden; }
.prod-hero .grid-bg { position: absolute; inset: 0; background-image: linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px); background-size: 48px 48px; mask-image: radial-gradient(circle at 80% 30%, black, transparent 70%); }
.prod-hero-inner { display: grid; grid-template-columns: 1.2fr 1fr; gap: 64px; position: relative; align-items: center; }
.prod-hero h1 { font-family: var(--font-display); font-size: clamp(36px, 5vw, 60px); font-weight: 600; letter-spacing: -.02em; margin: 20px 0 16px; }
.prod-hero p.lead { font-size: 18px; color: var(--text-on-dark-muted); max-width: 520px; line-height: 1.55; }
@media (max-width: 1023px) { .prod-hero-inner { grid-template-columns: 1fr; gap: 48px; } }

.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.feature {
  padding: 28px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--r-lg);
  min-height: 200px; display: flex; flex-direction: column; gap: 12px;
}
.feature .f-num { font-family: var(--font-mono); font-size: 12px; color: var(--brand); letter-spacing: .04em; }
.feature h3 { font-family: var(--font-display); font-size: 18px; font-weight: 600; margin: 0; letter-spacing: -.01em; }
.feature p { font-size: 14px; color: var(--text-secondary); line-height: 1.55; margin: 0; }
@media (max-width: 1023px) { .features-grid { grid-template-columns: 1fr; } }

/* Screenshot placeholder */
.ss-ph {
  border-radius: var(--r-lg); border: 1px solid var(--border); background:
    repeating-linear-gradient(45deg, var(--bg-alt) 0 12px, #fff 12px 24px);
  aspect-ratio: 16/10;
  display: grid; place-items: center;
  font-family: var(--font-mono); font-size: 12px; color: var(--text-muted); letter-spacing: .06em; text-transform: uppercase;
  position: relative;
}
.ss-ph span { background: rgba(255,255,255,0.9); padding: 6px 12px; border-radius: 4px; border: 1px solid var(--border); }

/* Direction hub */
.dir-hero { padding: 100px 0 64px; background: var(--bg-alt); border-bottom: 1px solid var(--border); margin-top: calc(-1 * var(--nav-h)); padding-top: calc(100px + var(--nav-h)); }

/* Case article */
.case-hero { position: relative; height: 540px; background: var(--ink-800); color: #fff; overflow: hidden; margin-top: calc(-1 * var(--nav-h)); }
.case-hero .case-bg-grid {
  position: absolute; inset: 0;
  background: linear-gradient(135deg, var(--ink-900) 0%, #0b2540 100%);
}
.case-hero .case-bg-grid::before {
  content: ""; position: absolute; inset: 0;
  background-image: linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 48px 48px;
}
.case-hero .case-bg-grid::after {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(ellipse at center, transparent 0%, rgba(11,27,46,0.6) 100%);
}
.case-hero-content { position: relative; z-index: 2; padding-top: calc(var(--nav-h) + 80px); }
.case-hero h1 { font-family: var(--font-display); font-size: clamp(36px, 5vw, 60px); font-weight: 600; max-width: 820px; margin: 16px 0 0; letter-spacing: -.02em; line-height: 1.1; }

.case-body { display: grid; grid-template-columns: 1fr 320px; gap: 64px; padding: 80px 0; }
.case-body h2 { font-family: var(--font-display); font-size: 28px; margin: 40px 0 16px; letter-spacing: -.01em; }
.case-body h2:first-child { margin-top: 0; }
.case-body p { color: var(--text-secondary); line-height: 1.7; font-size: 16px; }
.case-sidebar { position: sticky; top: calc(var(--nav-h) + 24px); align-self: start; padding: 24px; background: var(--bg-alt); border-radius: var(--r-lg); border: 1px solid var(--border); }
.case-sidebar dt { font-family: var(--font-mono); font-size: 11px; letter-spacing: .06em; text-transform: uppercase; color: var(--text-muted); margin-top: 16px; }
.case-sidebar dt:first-child { margin-top: 0; }
.case-sidebar dd { margin: 4px 0 0; font-weight: 500; }
.results-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin: 20px 0 40px; }
.result-tile { padding: 24px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--r-lg); }
.result-tile .r-val { font-family: var(--font-display); font-size: 40px; font-weight: 500; letter-spacing: -.02em; color: var(--ink-900); }
.result-tile .r-lab { font-size: 13px; color: var(--text-muted); margin-top: 4px; }
@media (max-width: 1023px) { .case-body { grid-template-columns: 1fr; } .case-sidebar { position: static; } .results-grid { grid-template-columns: 1fr; } }

/* Article */
.article-body { max-width: 760px; margin: 0 auto; padding: 64px 0; }
.article-body h2 { font-family: var(--font-display); font-size: 28px; margin: 40px 0 16px; letter-spacing: -.01em; }
.article-body p { font-size: 17px; line-height: 1.75; color: var(--text); }
.article-body p + p { margin-top: 20px; }
.article-meta { display: flex; gap: 16px; font-family: var(--font-mono); font-size: 12px; color: var(--text-muted); text-transform: uppercase; letter-spacing: .06em; }
.article-meta .cat { color: var(--brand); }

/* 404 */
.ne-wrap { min-height: 70vh; display: grid; place-items: center; text-align: center; padding: 64px 24px; }
.ne-wrap .code { font-family: var(--font-display); font-size: clamp(100px, 18vw, 200px); font-weight: 500; letter-spacing: -.04em; line-height: 1; color: var(--ink-900); }
.ne-wrap h2 { font-family: var(--font-display); font-size: 32px; margin: 16px 0 12px; }
.ne-wrap p { color: var(--text-secondary); max-width: 480px; margin: 0 auto 32px; }

/* Sitemap */
.sitemap-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; padding: 48px 0 80px; }
.sitemap-col h4 { font-family: var(--font-mono); font-size: 12px; letter-spacing: .06em; text-transform: uppercase; color: var(--text-muted); margin: 0 0 16px; }
.sitemap-col ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; }
.sitemap-col a { color: var(--text); font-size: 15px; }
.sitemap-col a:hover { color: var(--brand); }
@media (max-width: 1023px) { .sitemap-grid { grid-template-columns: 1fr; } }

/* contacts */
.contacts-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: 48px; padding: 64px 0 80px; }
.contacts-col { background: var(--surface); border: 1px solid var(--border); border-radius: var(--r-lg); padding: 32px; }
.contacts-col h3 { font-family: var(--font-display); font-size: 22px; margin: 0 0 12px; }
.contact-blocks { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 48px; }
.cb { padding: 24px; background: var(--bg-alt); border-radius: var(--r-lg); border: 1px solid var(--border); }
.cb h4 { font-family: var(--font-mono); font-size: 12px; letter-spacing: .06em; text-transform: uppercase; color: var(--text-muted); margin: 0 0 8px; }
.cb p { margin: 0; color: var(--text-secondary); font-size: 14px; }
.cb a { color: var(--brand); font-weight: 500; }
@media (max-width: 1023px) { .contacts-grid { grid-template-columns: 1fr; } .contact-blocks { grid-template-columns: 1fr; } }

/* Content block utilities */
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; }
@media (max-width: 1023px) { .two-col { grid-template-columns: 1fr; } }

/* Timeline (about) */
.timeline { display: flex; gap: 16px; overflow-x: auto; padding-bottom: 20px; }
.timeline .t-item { flex: 0 0 280px; border-top: 2px solid var(--brand); padding-top: 16px; }
.timeline .t-year { font-family: var(--font-display); font-size: 28px; font-weight: 500; letter-spacing: -.01em; }
.timeline .t-text { font-size: 14px; color: var(--text-secondary); line-height: 1.5; margin-top: 8px; }