/* v10 · Fixed brand geometry, live company age, editorial rail cards and richer CTA motion. */
:root {
  --logo-h: 69.5px;
  --rail-width: clamp(400px, 29vw, 420px);
}

.site-header__inner {
  grid-template-columns: calc(var(--logo-h) * 4) minmax(420px, 1fr) 126px 54px;
  gap: 24px;
  min-height: 88px;
  padding-block: 0;
}

.brand,
.brand-logo {
  width: calc(var(--logo-h) * 4);
  height: var(--logo-h);
  max-width: none;
  flex: 0 0 auto;
}

.brand-logo {
  position: relative;
  display: block;
  min-width: 0;
}

.brand-logo__mark {
  position: absolute;
  top: 0;
  left: 0;
  display: block;
  width: calc(var(--logo-h) * .8);
  height: var(--logo-h);
  overflow: hidden;
}

.brand-logo__mark img {
  position: absolute;
  top: 0;
  left: 0;
  width: calc(var(--logo-h) * 4);
  max-width: none;
  height: var(--logo-h);
  object-fit: fill;
}

.brand-logo__copy {
  position: absolute;
  top: 0;
  right: 0;
  left: calc(var(--logo-h) * .847);
  display: block;
  width: auto;
  height: 100%;
  min-width: 0;
  line-height: 1;
}

.brand-logo__motto,
.brand-logo__name,
.brand-logo__caption {
  position: absolute;
  right: 0;
  width: 100%;
  margin: 0;
  white-space: nowrap;
}

.brand-logo__motto {
  top: calc(var(--logo-h) * .14);
  color: #102b66;
  font: 700 italic calc(var(--logo-h) * .13) / 1 Georgia, serif;
  letter-spacing: .045em;
  text-align: right;
}

.brand-logo__name {
  top: calc(var(--logo-h) * .31);
  left: 0;
  display: flex;
  align-items: baseline;
  justify-content: flex-end;
  color: #161d22;
  font-family: "Arial Narrow", "Roboto Condensed", Arial, sans-serif;
  font-size: calc(var(--logo-h) * .45);
  font-stretch: condensed;
  font-weight: 800;
  letter-spacing: -.055em;
  line-height: 1;
}

.brand-logo__caption {
  top: calc(var(--logo-h) * .78);
  color: var(--accent);
  font-size: calc(var(--logo-h) * .145);
  font-weight: 850;
  letter-spacing: .02em;
  line-height: 1.05;
  text-align: right;
  text-transform: none;
  overflow-wrap: normal;
}

.page-hero,
.page-body-layout {
  grid-template-columns: minmax(0, 1fr) var(--rail-width);
}

.service-age {
  position: relative;
  isolation: isolate;
  display: grid;
  gap: 12px;
  min-width: 0;
  min-height: 238px;
  height: 100%;
  padding: 22px;
  align-content: center;
  overflow: hidden;
  border: 1px solid var(--line);
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--accent-soft) 74%, #fff), #fff 68%);
  color: var(--ink);
  text-decoration: none;
  box-shadow: 0 10px 34px rgba(23, 30, 28, .06);
  transition: border-color 180ms ease, box-shadow 180ms ease, transform 180ms ease;
}

.service-age::before,
.service-age::after {
  content: "";
  position: absolute;
  z-index: -1;
  pointer-events: none;
}

.service-age::before {
  inset: 9px;
  border: 1px solid color-mix(in srgb, var(--accent) 34%, transparent);
}

.service-age::after {
  top: -58px;
  right: -48px;
  width: 170px;
  height: 170px;
  border: 1px solid color-mix(in srgb, var(--accent) 42%, transparent);
  border-radius: 50%;
}

.service-age:hover,
.service-age:focus-visible {
  border-color: var(--accent);
  box-shadow: 0 18px 46px color-mix(in srgb, var(--accent) 20%, transparent);
  transform: translateY(-2px);
}

.service-age__overline {
  color: var(--accent-dark);
  font-size: 12px;
  font-weight: 850;
  letter-spacing: .14em;
  line-height: 1;
  text-transform: uppercase;
}

.service-age__years {
  display: flex;
  gap: 12px;
  align-items: end;
}

.service-age__number {
  position: relative;
  display: grid;
  min-width: 62px;
  height: 46px;
  place-items: center;
  overflow: hidden;
  border: 1px solid #000;
  background: #111;
  color: #fff;
  font-family: "Arial Narrow", "Roboto Condensed", var(--font-sans);
  font-size: 27px;
  font-variant-numeric: tabular-nums;
  font-weight: 800;
  letter-spacing: .025em;
  line-height: 1;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .08), 0 5px 12px rgba(0, 0, 0, .13);
}

.service-age__number--years {
  min-width: 118px;
  height: 78px;
  font-size: 58px;
  letter-spacing: -.025em;
}

.service-age__number [data-age-current],
.service-age__number [data-age-next] {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  backface-visibility: hidden;
}

.service-age__number [data-age-next] {
  transform: translateY(105%);
}

.service-age__number.is-rolling [data-age-current] {
  animation: age-number-out-up 500ms cubic-bezier(.2, .75, .25, 1) both;
}

.service-age__number.is-rolling [data-age-next] {
  animation: age-number-in-up 500ms cubic-bezier(.2, .75, .25, 1) both;
}

.service-age__years-label {
  padding-bottom: 8px;
  color: var(--accent-dark);
  font-family: var(--font-serif);
  font-size: 25px;
  font-weight: 600;
  line-height: 1;
}

.service-age__units {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 7px;
}

.service-age__unit {
  display: grid;
  gap: 5px;
  min-width: 0;
  text-align: center;
}

.service-age__unit .service-age__number {
  width: 100%;
  min-width: 0;
}

.service-age__unit small {
  color: var(--ink-soft);
  font-size: 10px;
  font-weight: 750;
  line-height: 1.1;
}

.service-age__caption {
  color: var(--ink);
  font-family: var(--font-serif);
  font-size: 17px;
  font-weight: 600;
  line-height: 1.2;
  text-align: right;
}

.service-age__link {
  display: inline-flex;
  gap: 7px;
  align-items: center;
  justify-self: end;
  color: var(--accent-dark);
  font-size: 12px;
  font-weight: 800;
}

.service-age__link svg {
  width: 17px;
  height: 17px;
}

@keyframes age-number-out-up {
  from { opacity: 1; transform: translateY(0); }
  to { opacity: .15; transform: translateY(-105%); }
}

@keyframes age-number-in-up {
  from { opacity: .15; transform: translateY(105%); }
  to { opacity: 1; transform: translateY(0); }
}

.feature-banner {
  isolation: isolate;
  grid-template-columns: minmax(0, .84fr) minmax(540px, 1.16fr);
  padding: clamp(27px, 2.6vw, 38px);
  overflow: hidden;
  transition: box-shadow 190ms ease, transform 190ms ease, background-color 190ms ease;
}

.feature-banner__surface-link {
  position: absolute;
  z-index: 1;
  inset: 0;
}

.feature-banner__content,
.feature-banner__right,
.feature-banner__actions {
  position: relative;
  z-index: 2;
}

.feature-banner__content {
  display: flex;
  min-height: 218px;
  flex-direction: column;
}

.feature-banner__message {
  display: grid;
  gap: 14px;
  margin-top: 3px;
  color: #fff;
  text-decoration: none;
  transform-origin: 0 50%;
}

.feature-banner__title {
  display: block;
  max-width: 760px;
  color: #fff;
  font-family: var(--font-serif);
  font-size: var(--font-size-section-title);
  font-weight: 600;
  letter-spacing: .002em;
  line-height: 1.15;
  overflow-wrap: anywhere;
}

.feature-banner__reason {
  display: block;
  max-width: 720px;
  color: rgba(255, 255, 255, .82);
  font-size: var(--font-size-body);
  line-height: 1.5;
}

.feature-banner__pause {
  display: grid;
  width: 36px;
  height: 36px;
  margin-top: auto;
  padding: 8px;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, .5);
  border-radius: 0;
  background: transparent;
  color: #fff;
  cursor: pointer;
}

.feature-banner__pause svg {
  width: 18px;
  height: 18px;
}

.feature-banner__pause [data-banner-play-icon],
.feature-banner__pause[aria-pressed="true"] [data-banner-pause-icon] {
  display: none;
}

.feature-banner__pause[aria-pressed="true"] [data-banner-play-icon] {
  display: block;
}

.feature-banner__right {
  gap: 16px;
  min-height: 218px;
}

.feature-visual,
.feature-visual--portfolio,
.feature-visual--meter,
.feature-visual--flow,
.feature-visual--contract {
  min-height: 154px;
  padding: 14px;
  gap: 10px;
  background: rgba(4, 12, 15, .17);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .12);
}

.feature-visual > .feature-visual__scenario {
  isolation: isolate;
  gap: 9px;
  min-height: 98px;
  padding: 10px 8px;
  overflow: hidden;
  border-color: rgba(255, 255, 255, .54);
  background: rgba(255, 255, 255, .055);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .04);
}

.feature-visual > .feature-visual__scenario::before {
  content: "";
  position: absolute;
  z-index: -1;
  width: 72px;
  height: 72px;
  border: 1px solid rgba(255, 255, 255, .16);
  border-radius: 50%;
  transform: translate(34%, -34%);
}

.feature-visual__icon {
  display: grid;
  width: 54px;
  height: 54px;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, .36);
  background: rgba(255, 255, 255, .08);
}

.feature-visual > .feature-visual__scenario .feature-visual__icon svg {
  width: 39px;
  height: 39px;
  stroke-width: 1.55;
}

.feature-visual > .feature-visual__scenario b {
  font-size: 13px;
}

.feature-banner__actions {
  gap: 14px;
  margin-top: auto;
  padding-top: 4px;
}

.feature-banner__phone {
  font-size: clamp(22px, 1.75vw, 27px);
}

.feature-banner__actions .button {
  min-height: 54px;
  padding-inline: 25px;
  border-width: 2px;
  font-size: 17px;
  box-shadow: 0 9px 20px rgba(0, 0, 0, .18);
}

.feature-banner__message.is-effect-fade { animation: banner-fade 760ms ease both; }
.feature-banner__message.is-effect-rise { animation: banner-rise 760ms cubic-bezier(.2, .75, .25, 1) both; }
.feature-banner__message.is-effect-wipe { animation: banner-wipe 820ms cubic-bezier(.2, .75, .25, 1) both; }
.feature-banner__message.is-effect-focus { animation: banner-focus 800ms ease both; }
.feature-banner__message.is-effect-slide { animation: banner-slide 760ms cubic-bezier(.2, .75, .25, 1) both; }

@keyframes banner-fade { from { opacity: 0; } to { opacity: 1; } }
@keyframes banner-rise { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: none; } }
@keyframes banner-wipe { from { opacity: 0; clip-path: inset(0 100% 0 0); } to { opacity: 1; clip-path: inset(0); } }
@keyframes banner-focus { from { opacity: 0; filter: blur(7px); } to { opacity: 1; filter: blur(0); } }
@keyframes banner-slide { from { opacity: 0; transform: translateX(-24px); } to { opacity: 1; transform: none; } }

@media (hover: hover) {
  .feature-banner:hover {
    box-shadow: 0 20px 54px color-mix(in srgb, var(--accent-dark) 30%, transparent);
    transform: translateY(-2px);
  }

  .feature-banner:hover::after {
    border-color: rgba(255, 255, 255, .62);
  }

  .feature-visual > .feature-visual__scenario:hover {
    box-shadow: 0 10px 24px rgba(0, 0, 0, .2), inset 0 0 0 1px var(--accent);
  }

  .feature-banner__actions .button:hover,
  .feature-banner__actions .button:focus-visible {
    box-shadow: 0 13px 28px rgba(0, 0, 0, .3);
    transform: translateY(-3px);
  }
}

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

.page-rail,
.page-rail__panel,
.page-rail__telegram,
.expert-card--compact {
  font-size: var(--font-size-body);
}

.page-rail__about > p:not(.section-kicker),
.page-rail__address > p:not(.section-kicker),
.page-rail__telegram em,
.expert-card--compact > div > p:not(.expert-card__label) {
  font-size: 16px;
  line-height: 1.5;
}

.page-rail__address-note {
  font-size: 14px !important;
}

.page-rail__more {
  margin-top: 17px;
}

.page-rail__more summary {
  display: inline-flex;
  gap: 8px;
  min-height: 42px;
  padding: 9px 12px;
  align-items: center;
  border: 1px solid var(--accent);
  background: var(--accent-dark);
  color: #fff;
  font-size: 14px;
  font-weight: 800;
  line-height: 1.25;
  list-style: none;
  cursor: pointer;
}

.page-rail__more summary::-webkit-details-marker { display: none; }
.page-rail__more summary svg { width: 18px; height: 18px; transition: transform 160ms ease; }
.page-rail__more[open] summary svg { transform: rotate(90deg); }
.page-rail__more > p { margin: 12px 0 0; color: var(--ink-soft); font-size: 15px; line-height: 1.5; }

.page-home .page-rail__publications,
.page-home .page-rail__publications ol,
.page-home .page-rail__publications li {
  display: block;
  flex: none;
}

.page-rail__publications ol,
.page-home .page-rail__publications ol {
  display: grid;
  grid-template-rows: none;
  gap: 10px;
  margin-top: 15px;
}

.page-rail__publications li.publication-card,
.page-home .page-rail__publications li.publication-card {
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr);
  gap: 12px;
  min-width: 0;
  margin: 0;
  padding: 9px;
  align-items: stretch;
  border: 1px solid color-mix(in srgb, var(--line) 78%, transparent);
  background: #fff;
  transition: border-color 150ms ease, background-color 150ms ease, box-shadow 150ms ease, transform 150ms ease;
}

.publication-card__image {
  position: relative;
  display: block;
  min-width: 0;
  min-height: 88px;
  overflow: hidden;
  border: 1px solid color-mix(in srgb, var(--line) 64%, transparent);
  background: var(--accent-soft);
}

.publication-card__image img {
  width: 100%;
  height: 100%;
  min-height: 88px;
  object-fit: cover;
}

.publication-card__image > span {
  display: grid;
  width: 100%;
  height: 100%;
  min-height: 88px;
  place-items: center;
  color: var(--accent-dark);
}

.publication-card__image > span svg { width: 42px; height: 42px; }

.publication-card__body {
  display: flex;
  min-width: 0;
  flex-direction: column;
}

.publication-card .publication-tags {
  margin-bottom: 8px;
}

.page-rail__publications .publication-card__title {
  font-size: 16px;
  font-weight: 680;
  line-height: 1.4;
  overflow-wrap: anywhere;
}

.page-rail__publications li.publication-card:hover,
.page-rail__publications li.publication-card:focus-within {
  border-color: var(--accent);
  background: color-mix(in srgb, var(--accent-soft) 35%, #fff);
  box-shadow: 0 10px 26px rgba(25, 34, 31, .09);
  transform: translateY(-2px);
}

.final-cta {
  width: 100%;
  margin-top: var(--section-space);
}

@media (min-width: 1024px) and (max-width: 1199px) {
  :root {
    --logo-h: clamp(55px, calc(55px + (100vw - 768px) * .01758), 59.5px);
    --rail-width: clamp(340px, 34vw, 360px);
  }

  .site-header__inner {
    grid-template-columns: calc(var(--logo-h) * 4) minmax(0, 1fr) 54px;
    gap: 18px;
    min-height: 88px;
  }

  .header-telegram { display: none; }
  .header-contacts { gap: clamp(18px, 3vw, 36px); padding-inline: 8px; }
  .header-contacts strong { font-size: 22px; }
  .feature-banner { grid-template-columns: minmax(0, .82fr) minmax(490px, 1.18fr); }
  .feature-visual > .feature-visual__scenario { min-height: 92px; }
}

@media (min-width: 761px) and (max-width: 1023px) {
  :root {
    --logo-h: clamp(55px, calc(55px + (100vw - 768px) * .01758), 59.5px);
  }

  .site-header__inner {
    grid-template-columns: calc(var(--logo-h) * 4) minmax(0, 1fr) 48px;
    gap: 12px;
    min-height: 78px;
  }

  .header-telegram { display: none; }
  .header-contacts { gap: clamp(16px, 3vw, 30px); padding-inline: 4px; }
  .header-contacts strong { font-size: clamp(19px, 2.85vw, 22px); }
}

@media (max-width: 1023.98px) {
  .page-hero,
  .page-body-layout {
    grid-template-columns: minmax(0, 1fr);
  }

  .service-age {
    min-height: 224px;
  }

  .feature-banner {
    grid-template-columns: minmax(0, 1fr);
  }

  .feature-banner__content {
    min-height: 0;
  }

  .feature-banner__pause {
    margin-top: 18px;
  }

  .feature-banner__right {
    min-height: 0;
  }

  .card-grid--industries {
    grid-template-columns: minmax(0, 1fr);
  }

  .final-cta {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-article .page-rail__publications {
    position: static;
  }
}

@media (max-width: 760px) {
  :root {
    --logo-h: min(71.25px, calc((100vw - 99px) / 4));
  }

  .site-header__inner {
    grid-template-columns: minmax(0, auto) 48px;
    grid-template-rows: var(--logo-h) auto;
    gap: 6px 12px;
    min-height: 117px;
    padding-block: 7px;
  }

  .brand {
    grid-column: 1;
    grid-row: 1;
  }

  .menu-toggle {
    grid-column: 2;
    grid-row: 1;
    align-self: center;
  }

  .header-contacts {
    display: block;
    grid-column: 1;
    grid-row: 2;
    padding: 0 0 0 calc(var(--logo-h) * .847);
  }

  .header-contact--email { display: none; }
  .header-contacts strong { font-size: 20px; }

  .service-age {
    gap: 10px;
    min-height: 0;
    padding: 20px;
  }

  .service-age__number {
    min-width: 0;
    height: 43px;
    font-size: 23px;
  }

  .service-age__number.service-age__number--years {
    min-width: 105px;
    height: 70px;
    font-size: 52px;
  }

  .service-age__units { gap: 5px; }
  .service-age__unit small { font-size: 9px; }
  .service-age__caption { font-size: 16px; }

  .feature-banner {
    padding: 21px;
  }

  .feature-banner__message { gap: 11px; }
  .feature-banner__reason { font-size: 16px; }

  .feature-visual,
  .feature-visual--portfolio,
  .feature-visual--meter,
  .feature-visual--flow,
  .feature-visual--contract {
    min-height: 0;
  }

  .feature-visual > .feature-visual__scenario {
    min-height: 94px;
  }

  .feature-banner__actions {
    padding-bottom: 2px;
  }

  .page-rail__publications li.publication-card,
  .page-home .page-rail__publications li.publication-card {
    grid-template-columns: 84px minmax(0, 1fr);
    gap: 10px;
  }

  .publication-card__image,
  .publication-card__image img,
  .publication-card__image > span {
    min-height: 82px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .service-age__number.is-rolling [data-age-current],
  .service-age__number.is-rolling [data-age-next],
  .feature-banner__message {
    animation: none !important;
    transform: none !important;
    filter: none !important;
    clip-path: none !important;
  }
}

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

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}