@import url("theme.css?v=20250621-4");

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

/* ── Shared (auth pages import this file) ── */

body.landing {
  --landing-gutter: clamp(1rem, 3.5vw, 2.75rem);
  --landing-max: min(1200px, 100vw);
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-engineering);
  color: var(--visio-text);
  background: var(--visio-paper);
  overflow-x: hidden;
}

body.landing-page {
  --landing-gutter: clamp(1rem, 2.5vw, 2.5rem);
  --landing-max: min(1680px, 100vw);
}

.landing-inner {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: var(--landing-max);
  margin: 0 auto;
  padding-inline: var(--landing-gutter);
}

.landing-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: clamp(0.75rem, 2vw, 1.25rem);
  padding: clamp(0.85rem, 2.5vw, 1.25rem) 0;
  flex-wrap: wrap;
}

.landing-nav {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.landing-nav__link {
  display: inline-flex;
  align-items: center;
  padding: 0.4rem 0.85rem;
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--visio-muted);
  text-decoration: none;
  border: 1px solid transparent;
  border-radius: 0;
  transition: color 0.15s, border-color 0.15s, background 0.15s;
}

.home-header .landing-nav__link {
  transition: none;
}

.landing-nav--actions .landing-actions-guest {
  display: contents;
}

.landing-nav--actions .landing-actions-user {
  display: none;
}

.is-logged-in .landing-actions-guest {
  display: none;
}

.is-logged-in .landing-actions-user {
  display: contents;
}

.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.35rem;
  height: 2.35rem;
  padding: 0;
  border: 1px solid var(--visio-border);
  background: var(--visio-highlight);
  color: var(--visio-text);
  cursor: pointer;
  flex-shrink: 0;
  transition: border-color 0.15s, background 0.15s, color 0.15s, transform 0.15s;
}

.theme-toggle:hover {
  border-color: color-mix(in srgb, var(--visio-blue) 45%, var(--visio-border));
  background: color-mix(in srgb, var(--visio-blue) 10%, var(--visio-highlight));
  transform: translateY(-1px);
}

.home-header [data-theme-toggle] {
  display: inline-flex;
  align-items: center;
}

.landing-nav--actions {
  align-items: center;
}

.landing-nav__link:hover {
  color: var(--visio-text);
  border-color: var(--visio-border);
  background: var(--visio-highlight);
}

.landing-nav__link.is-active {
  color: var(--visio-text);
  border-color: color-mix(in srgb, var(--visio-blue) 45%, var(--visio-border));
  background: color-mix(in srgb, var(--visio-blue) 12%, var(--visio-highlight));
}

/* ── Home page ── */

.home {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.home-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid var(--visio-border);
  background: color-mix(in srgb, var(--visio-paper) 88%, transparent);
  backdrop-filter: blur(12px);
}

.home-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: clamp(0.75rem, 2vw, 1.25rem);
  padding-block: clamp(0.85rem, 2.5vw, 1.25rem);
  flex-wrap: wrap;
}

.home-header__start {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 2.5vw, 1.75rem);
  flex-wrap: wrap;
  min-width: 0;
}

.home-header .volsgen-brand {
  flex-shrink: 0;
  background: transparent;
  border: none;
  box-shadow: none;
  padding: 0;
}

.home-header .volsgen-wordmark {
  font-size: var(--brand-title-size);
}

.home-header .volsgen-brand:hover {
  border: none;
  box-shadow: none;
  transform: none;
  opacity: 0.75;
}

.home-header .landing-nav--primary {
  flex: 0 1 auto;
  justify-content: flex-start;
}

.home-header .landing-nav--actions {
  flex-shrink: 0;
  margin-left: auto;
  justify-content: flex-end;
  align-items: center;
  gap: 0.35rem;
}

.landing-social {
  display: flex;
  align-items: center;
  gap: 0.2rem;
  margin-right: 0.15rem;
  padding-right: 0.55rem;
  border-right: 1px solid color-mix(in srgb, var(--visio-border) 80%, transparent);
}

.landing-social__link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  color: var(--visio-muted);
  border: 1px solid transparent;
  border-radius: 0;
  text-decoration: none;
  transition: color 0.12s ease, border-color 0.12s ease, background 0.12s ease;
}

.landing-social__link:hover {
  color: var(--visio-text);
  border-color: var(--visio-border);
  background: var(--visio-highlight);
}

.landing-social__link svg {
  display: block;
  flex-shrink: 0;
}

/* Hero */

.home-hero {
  padding: clamp(2rem, 5vw, 4rem) 0 clamp(3rem, 6vw, 5rem);
  border-bottom: 1px solid var(--visio-border);
}

.home-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2rem, 4vw, 3.5rem);
  align-items: center;
}

.home-kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  margin: 0 0 1.25rem;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--visio-blue);
}

.home-kicker__line {
  width: 2rem;
  height: 1px;
  background: var(--visio-blue);
}

.home-title {
  margin: 0 0 1.25rem;
  font-size: clamp(2.25rem, 5vw + 0.5rem, 3.75rem);
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: 0.02em;
  color: var(--visio-text);
}

.home-title__accent {
  color: var(--visio-muted);
  font-weight: 500;
}

.home-lead {
  margin: 0 0 1.75rem;
  max-width: min(44rem, 100%);
  font-size: clamp(0.95rem, 1.3vw, 1.1rem);
  line-height: 1.65;
  color: var(--visio-muted);
}

.home-cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-bottom: 2rem;
}

.home-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.7rem 1.25rem;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  border-radius: 0;
  border: 1px solid var(--visio-border);
  cursor: pointer;
  transition: transform 0.15s, border-color 0.15s, background 0.15s;
}

.home-btn:hover {
  transform: translateY(-1px);
}

.home-btn--primary {
  background: var(--visio-text);
  color: var(--visio-paper);
  border-color: var(--visio-text);
}

.home-btn--primary:hover {
  background: #e8e8e6;
  border-color: #e8e8e6;
}

.home-btn--ghost {
  background: transparent;
  color: var(--visio-text);
}

.home-btn--ghost:hover {
  background: var(--visio-highlight);
  border-color: color-mix(in srgb, var(--visio-blue) 35%, var(--visio-border));
}

.home-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  margin: 0;
  padding: 0;
  border: 1px solid var(--visio-border);
  border-radius: 0;
  overflow: hidden;
}

.home-metrics__item {
  padding: 0.75rem 1rem;
  border-right: 1px solid var(--visio-border);
}

.home-metrics__item:last-child {
  border-right: none;
}

.home-metrics dt {
  margin: 0 0 0.2rem;
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--visio-muted);
}

.home-metrics dd {
  margin: 0;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--visio-text);
}

/* Blueprint panel */

.home-globe-wrap {
  position: relative;
  width: 100%;
  min-height: clamp(26rem, 58vw, 46rem);
  display: grid;
  place-items: center;
  overflow: visible;
  background: transparent;
}

.home-globe {
  position: relative;
  /* One size for both axes — max-height alone made it oval (866×720) */
  width: min(100%, 70vh, 36rem);
  height: auto;
  aspect-ratio: 1 / 1;
  max-height: none;
  margin: 0;
  cursor: grab;
  user-select: none;
  background: transparent;
  border: none;
  box-shadow: none;
  border-radius: 50%;
  transform: none;
  /* Soft rim only — don't crop the sphere body */
  -webkit-mask-image: radial-gradient(
    circle 50% at 50% 50%,
    #000 0%,
    #000 88%,
    rgba(0, 0, 0, 0.55) 95%,
    transparent 100%
  );
  mask-image: radial-gradient(
    circle 50% at 50% 50%,
    #000 0%,
    #000 88%,
    rgba(0, 0, 0, 0.55) 95%,
    transparent 100%
  );
}

@media (min-width: 900px) {
  .home-globe-wrap {
    justify-self: stretch;
  }

  .home-globe {
    width: min(100%, 78vh, 48rem);
  }
}

.home-globe.is-dragging {
  cursor: grabbing;
}

.home-globe__canvas {
  display: block;
  width: 100%;
  height: 100%;
  aspect-ratio: 1 / 1;
  object-fit: contain;
  touch-action: none;
  background: transparent;
}

.home-globe__fallback {
  display: none;
  place-items: center;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  color: var(--visio-muted);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.home-globe.is-fallback .home-globe__fallback {
  display: grid;
}

.home-globe.is-ready .home-globe__fallback {
  display: none;
}


.home-blueprint {
  position: relative;
}

.home-blueprint__frame {
  position: relative;
  padding: 1.25rem;
  background: var(--surface-card);
  border: 1px solid var(--visio-border);
  border-radius: 0;
  box-shadow: var(--visio-shadow-lg);
}

.home-blueprint__frame::before {
  content: "";
  position: absolute;
  inset: 0.5rem;
  border: 1px dashed color-mix(in srgb, var(--visio-blue) 25%, var(--visio-border));
  border-radius: 0;
  pointer-events: none;
}

.home-blueprint__tag {
  position: absolute;
  top: 0.65rem;
  left: 0.85rem;
  padding: 0.2rem 0.5rem;
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--visio-blue);
  background: var(--visio-highlight);
  border: 1px solid var(--visio-border);
  border-radius: 0;
  z-index: 1;
}

.home-blueprint__svg {
  display: block;
  width: 100%;
  height: auto;
  margin-top: 0.5rem;
}

.home-blueprint__coords {
  display: flex;
  justify-content: space-between;
  margin-top: 0.75rem;
  padding-top: 0.65rem;
  border-top: 1px solid var(--visio-border);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--visio-muted);
  font-variant-numeric: tabular-nums;
}

/* Blueprint SVG — слои и анимация */
.bp-draw {
  fill: none;
  stroke-linecap: butt;
  stroke-linejoin: miter;
  vector-effect: non-scaling-stroke;
}

.bp-draw--frame {
  stroke: var(--visio-blue);
  stroke-width: 1.35;
  stroke-dasharray: 100;
  stroke-dashoffset: 100;
  animation: bp-stroke 0.85s ease-out forwards;
  animation-delay: var(--bp-delay, 0s);
}

.bp-draw--road {
  stroke: #525250;
  stroke-width: 0.9;
  stroke-dasharray: 100;
  stroke-dashoffset: 100;
  animation: bp-stroke 1.2s ease-out forwards;
  animation-delay: var(--bp-delay, 0.5s);
}

.bp-draw--road.bp-draw--minor {
  stroke: #3a3a38;
  stroke-width: 0.55;
}

.bp-draw--bldg {
  fill: rgba(255, 255, 255, 0.04);
  stroke: #5a5a58;
  stroke-width: 0.75;
  opacity: 0;
  animation: bp-fade 0.45s ease forwards;
  animation-delay: var(--bp-delay, 1s);
}

.bp-draw--zone {
  stroke: var(--visio-blue);
  stroke-width: 0.9;
  stroke-dasharray: 5 4;
  opacity: 0;
  animation: bp-fade 0.5s ease forwards;
  animation-delay: var(--bp-delay, 0.2s);
}

.bp-draw--vols {
  stroke: var(--visio-blue);
  stroke-width: 1.6;
  stroke-dasharray: 100;
  stroke-dashoffset: 100;
  animation: bp-stroke 1.1s ease-out forwards;
  animation-delay: var(--bp-delay, 1.6s);
}

.bp-draw--well {
  fill: var(--visio-paper);
  stroke: var(--visio-blue);
  stroke-width: 1;
  opacity: 0;
  animation: bp-fade 0.3s ease forwards;
  animation-delay: var(--bp-delay, 2s);
}

.bp-label {
  fill: var(--visio-muted);
  font-family: var(--font-engineering);
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0;
  animation: bp-fade 0.35s ease forwards;
  animation-delay: var(--bp-delay, 2.4s);
}

@keyframes bp-stroke {
  to { stroke-dashoffset: 0; }
}

@keyframes bp-fade {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* Sections */

.home-pipeline,
.home-pricing {
  padding: clamp(3rem, 6vw, 5rem) 0;
}

.home-pipeline {
  border-bottom: 1px solid var(--visio-border);
}

.home-section-head {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
  margin-bottom: clamp(1.75rem, 3vw, 2.5rem);
}

.home-section-head__idx {
  margin: 0;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--visio-blue);
  padding-top: 0.35rem;
}

.home-section-head__title {
  margin: 0 0 0.35rem;
  font-size: clamp(1.25rem, 2.5vw, 1.65rem);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--visio-text);
}

.home-section-head__sub {
  margin: 0;
  font-size: 0.92rem;
  color: var(--visio-muted);
}

/* Steps */

.home-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border: 1px solid var(--visio-border);
  border-radius: 0;
  overflow: hidden;
}

.home-step {
  position: relative;
  padding: 1.35rem 1.35rem 1.35rem 4.5rem;
  border-bottom: 1px solid var(--visio-border);
  background: var(--surface-card);
  opacity: 0;
  transform: translateY(12px);
  transition: background 0.2s;
}

.home-step:last-child {
  border-bottom: none;
}

.home-step.visible {
  animation: home-reveal 0.55s ease forwards;
}

.home-step:hover {
  background: var(--visio-highlight);
}

.home-step__num {
  position: absolute;
  left: 1.25rem;
  top: 1.35rem;
  font-size: 1.5rem;
  font-weight: 600;
  line-height: 1;
  color: color-mix(in srgb, var(--visio-blue) 50%, var(--visio-border));
  font-variant-numeric: tabular-nums;
}

.home-step h3 {
  margin: 0 0 0.4rem;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--visio-text);
}

.home-step p {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.55;
  color: var(--visio-muted);
  max-width: 40rem;
}

/* Plans */

.home-pricing__stack {
  display: flex;
  flex-direction: column;
  gap: clamp(0.85rem, 2vw, 1.15rem);
}

.home-plans {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(0.85rem, 2vw, 1.15rem);
  padding: 0.35rem 0 0.5rem;
  overflow: visible;
}

.home-plan {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 1.5rem;
  background: var(--surface-card);
  border: 1px solid var(--visio-border);
  box-shadow: var(--visio-shadow);
  opacity: 0;
  transform: translateY(28px) scale(0.97);
  transform-origin: center center;
  z-index: 1;
  transition:
    transform 0.55s cubic-bezier(0.25, 0.46, 0.45, 0.94),
    box-shadow 0.55s ease,
    border-color 0.35s ease,
    background 0.35s ease;
}

.home-plan.visible {
  animation: home-plan-enter 1.15s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

.home-plan[data-plan-index="1"].visible {
  animation-delay: 0s;
}

.home-plan[data-plan-index="0"].visible,
.home-plan[data-plan-index="2"].visible,
.home-plan[data-plan-index="3"].visible {
  animation-delay: 0.18s;
}

@media (hover: hover) and (pointer: fine) {
  .home-plan.visible:hover {
    transform: translateY(-6px) scale(1.028);
    z-index: 4;
    border-color: color-mix(in srgb, var(--visio-blue) 35%, var(--visio-border));
    box-shadow:
      0 16px 32px rgba(33, 33, 33, 0.09),
      0 0 0 1px color-mix(in srgb, var(--visio-blue) 12%, transparent);
  }

  .home-plan--featured.visible:hover {
    transform: translateY(-7px) scale(1.035);
    box-shadow:
      0 18px 36px rgba(64, 72, 220, 0.12),
      0 0 0 1px color-mix(in srgb, var(--visio-blue) 22%, transparent);
  }
}

.home-plan--featured {
  background: color-mix(in srgb, var(--visio-blue) 6%, var(--surface-card));
  z-index: 2;
}

.home-plan__badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
  padding: 0.2rem 0.55rem;
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--visio-paper);
  background: #4048dc;
  border-radius: 0;
}

.home-plan__head {
  margin-bottom: 1.25rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--visio-border);
}

.home-plan__head h3 {
  margin: 0 0 0.35rem;
  font-size: 0.88rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--visio-text);
}

.home-plan__price {
  margin: 0;
  font-size: clamp(1.5rem, 2.5vw, 1.85rem);
  font-weight: 600;
  color: var(--visio-text);
  font-variant-numeric: tabular-nums;
}

.home-plan__price span {
  font-size: 0.5em;
  font-weight: 500;
  color: var(--visio-muted);
  text-transform: none;
  letter-spacing: 0;
}

.home-plan__list {
  flex: 1;
  margin: 0 0 1.25rem;
  padding: 0;
  list-style: none;
}

.home-plan__list li {
  position: relative;
  padding: 0.4rem 0 0.4rem 1rem;
  font-size: 0.85rem;
  line-height: 1.45;
  color: var(--visio-muted);
  border-bottom: 1px solid var(--visio-highlight);
}

.home-plan__list li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--visio-blue);
  font-weight: 600;
}

.home-plan__list li:last-child {
  border-bottom: none;
}

.home-plan__cta {
  width: 100%;
  font-family: inherit;
}

.home-plan--coop {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  align-items: stretch;
  background:
    linear-gradient(
      135deg,
      color-mix(in srgb, var(--visio-blue) 7%, var(--surface-card)) 0%,
      var(--surface-card) 55%
    );
  border-color: color-mix(in srgb, var(--visio-blue) 22%, var(--visio-border));
}

.home-plan--coop__main {
  display: grid;
  grid-template-columns: minmax(10rem, 14rem) 1fr;
  gap: 1.25rem 1.75rem;
  align-items: start;
}

.home-plan--coop__head {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: none;
}

.home-plan--coop__tag {
  margin: 0 0 0.35rem;
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--visio-blue);
}

.home-plan--coop__price {
  font-size: clamp(1.25rem, 2vw, 1.55rem);
}

.home-plan--coop__list {
  margin-bottom: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 1.25rem;
}

.home-plan--coop__list li {
  border-bottom: none;
  padding-top: 0.35rem;
  padding-bottom: 0.35rem;
}

.home-plan--coop .home-plan__cta {
  align-self: stretch;
  min-height: 3rem;
}

.home-btn--coop {
  background: transparent;
  color: var(--visio-text);
  border-color: color-mix(in srgb, var(--visio-blue) 45%, var(--visio-border));
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--visio-blue) 8%, transparent);
}

.home-btn--coop:hover {
  background: color-mix(in srgb, var(--visio-blue) 10%, var(--surface-card));
  border-color: color-mix(in srgb, var(--visio-blue) 55%, var(--visio-border));
}

@media (hover: hover) and (pointer: fine) {
  .home-plan--coop.visible:hover {
    transform: translateY(-4px) scale(1.012);
    box-shadow:
      0 14px 28px rgba(64, 72, 220, 0.1),
      0 0 0 1px color-mix(in srgb, var(--visio-blue) 18%, transparent);
  }
}

@media (min-width: 900px) {
  .home-plan--coop {
    grid-template-columns: 1fr minmax(12rem, 15rem);
    align-items: center;
    gap: clamp(1.25rem, 3vw, 2rem);
    padding: clamp(1.35rem, 2.5vw, 1.75rem) clamp(1.5rem, 3vw, 2rem);
  }

  .home-plan--coop .home-plan__cta {
    width: 100%;
    min-height: 100%;
    padding-block: 1rem;
  }
}

@media (max-width: 720px) {
  .home-plan--coop__main {
    grid-template-columns: 1fr;
  }

  .home-plan--coop__list {
    grid-template-columns: 1fr;
  }
}

.cooperation-form {
  max-width: 44rem;
}

.cooperation-form__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem 1.25rem;
}

.cooperation-form__full {
  grid-column: 1 / -1;
}

.cooperation-form .auth-field label {
  display: block;
  margin-bottom: 0.35rem;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--visio-text);
}

.cooperation-form .auth-field input,
.cooperation-form .auth-field textarea {
  width: 100%;
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--visio-border);
  background: var(--surface-card);
  color: var(--visio-text);
  font: inherit;
}

.cooperation-form__foot {
  margin-top: 1.25rem;
}

.info-callout code {
  font-size: 0.85em;
  padding: 0.1rem 0.35rem;
  border: 1px solid var(--visio-border);
  background: var(--visio-highlight);
}

/* Plan detail modal */

.plan-modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: grid;
  place-items: center;
  padding: clamp(1rem, 3vw, 2rem);
}

.plan-modal[hidden] {
  display: none;
}

.plan-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.72);
  backdrop-filter: blur(4px);
}

.plan-modal__dialog {
  position: relative;
  z-index: 1;
  width: min(100%, 34rem);
  max-height: min(90vh, 44rem);
  overflow: auto;
  background: var(--surface-card);
  border: 1px solid var(--visio-border);
  box-shadow: var(--visio-shadow-lg);
}

.plan-modal__close {
  position: absolute;
  top: 0.85rem;
  right: 0.85rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  padding: 0;
  border: 1px solid var(--visio-border);
  background: var(--visio-highlight);
  color: var(--visio-muted);
  cursor: pointer;
}

.plan-modal__close:hover {
  color: var(--visio-text);
  border-color: color-mix(in srgb, var(--visio-blue) 35%, var(--visio-border));
}

.plan-modal__head {
  padding: clamp(1.25rem, 3vw, 1.75rem);
  padding-right: 3rem;
  border-bottom: 1px solid var(--visio-border);
}

.plan-modal__badge {
  display: inline-block;
  margin: 0 0 0.65rem;
  padding: 0.25rem 0.55rem;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--visio-text);
  background: #4048dc;
}

.plan-modal__badge[hidden] {
  display: none;
}

.plan-modal__head h2 {
  margin: 0 0 0.35rem;
  font-size: clamp(1.35rem, 2.5vw, 1.65rem);
  font-weight: 600;
}

.plan-modal__price {
  margin: 0 0 0.65rem;
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--visio-text);
}

.plan-modal__price span {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--visio-muted);
}

.plan-modal__lead {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.6;
  color: var(--visio-muted);
}

.plan-modal__body {
  padding: clamp(1rem, 3vw, 1.5rem);
}

.plan-modal__section {
  margin-bottom: 1.15rem;
}

.plan-modal__section:last-child {
  margin-bottom: 0;
}

.plan-modal__section h3 {
  margin: 0 0 0.55rem;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--visio-blue);
}

.plan-modal__list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.plan-modal__list li {
  position: relative;
  padding: 0.45rem 0 0.45rem 1.1rem;
  font-size: 0.92rem;
  line-height: 1.55;
  color: var(--visio-muted);
  border-bottom: 1px solid color-mix(in srgb, var(--visio-border) 65%, transparent);
}

.plan-modal__list li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--visio-blue);
}

.plan-modal__list li:last-child {
  border-bottom: none;
}

.plan-modal__note {
  margin: 1rem 0 0;
  padding: 0.75rem 0.9rem;
  font-size: 0.85rem;
  line-height: 1.55;
  color: var(--visio-muted);
  background: var(--visio-highlight);
  border: 1px solid var(--visio-border);
}

.plan-modal__foot {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.65rem;
  padding: 1rem clamp(1rem, 3vw, 1.5rem) clamp(1rem, 3vw, 1.35rem);
  border-top: 1px solid var(--visio-border);
}

.plan-modal__foot .home-btn {
  min-width: 8.5rem;
}

body.plan-modal-open {
  overflow: hidden;
}

/* Footer */

.home-footer {
  margin-top: auto;
  padding: 2rem 0 1.75rem;
  border-top: 1px solid var(--visio-border);
}

.home-footer__inner {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.home-footer__row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.55rem 1.5rem;
}

.home-footer__row--meta {
  padding-top: 0.15rem;
}

.home-footer p {
  margin: 0;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  color: var(--visio-muted);
}

.home-footer__copy {
  font-weight: 500;
}

.home-footer__social,
.home-footer__legal,
.home-footer__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem 0.45rem;
}

.home-footer__social a,
.home-footer__legal a {
  color: var(--visio-muted);
  text-decoration: none;
  transition: color 0.12s ease;
}

.home-footer__social a:hover,
.home-footer__legal a:hover {
  color: var(--visio-text);
  text-decoration: none;
}

.home-footer__meta {
  font-variant-numeric: tabular-nums;
}

.legal-footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.45rem;
  align-items: center;
  margin: 0;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  color: var(--visio-muted);
}

.legal-footer-links a {
  color: var(--visio-muted);
  text-decoration: none;
  transition: color 0.12s ease;
}

.legal-footer-links a:hover {
  color: var(--visio-text);
  text-decoration: none;
}

/* ── Info pages (О нас, Помощь) ── */

.info-page main,
.info-main {
  flex: 1;
}

.info-hero {
  padding: clamp(2.5rem, 6vw, 4rem) 0 clamp(2rem, 4vw, 3rem);
  border-bottom: 1px solid var(--visio-border);
  background: linear-gradient(
    180deg,
    color-mix(in srgb, var(--visio-blue) 5%, var(--visio-paper)) 0%,
    var(--visio-paper) 100%
  );
}

.info-hero__inner {
  max-width: 44rem;
}

.info-kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  margin: 0 0 1rem;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--visio-blue);
}

.info-title {
  margin: 0 0 1rem;
  font-size: clamp(2.25rem, 5vw, 3.25rem);
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: -0.03em;
}

.info-lead {
  margin: 0;
  max-width: 38rem;
  font-size: clamp(1.02rem, 1.6vw, 1.14rem);
  line-height: 1.7;
  color: var(--visio-muted);
}

.info-inline-link {
  color: var(--visio-text);
  text-decoration: underline;
  text-underline-offset: 0.2em;
}

.info-inline-link:hover {
  color: color-mix(in srgb, var(--visio-blue) 70%, var(--visio-text));
}

.info-section {
  padding: clamp(2.5rem, 5vw, 3.75rem) 0;
  border-bottom: 1px solid var(--visio-border);
}

.info-section--accent {
  background: color-mix(in srgb, var(--visio-highlight) 55%, transparent);
}

.info-section--cta {
  padding-bottom: clamp(3rem, 6vw, 4.5rem);
  border-bottom: none;
}

.info-section-head {
  display: flex;
  align-items: flex-start;
  gap: 1.15rem;
  margin-bottom: clamp(1.5rem, 3vw, 2rem);
}

.info-section-head__idx {
  margin: 0;
  flex-shrink: 0;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--visio-blue);
  padding-top: 0.4rem;
}

.info-section-head__title {
  margin: 0 0 0.35rem;
  font-size: clamp(1.2rem, 2.4vw, 1.55rem);
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--visio-text);
}

.info-section-head__sub {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.5;
  color: var(--visio-muted);
}

/* Topic cards — О нас */

.info-blocks {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--visio-border);
  border: 1px solid var(--visio-border);
}

.info-block {
  padding: clamp(1.25rem, 3vw, 1.65rem);
  background: var(--surface-card);
}

.info-block__tag {
  margin: 0 0 0.65rem;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--visio-blue);
}

.info-block h3 {
  margin: 0 0 0.55rem;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--visio-text);
}

.info-block p {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.65;
  color: var(--visio-muted);
}

/* Output panel */

.info-panel {
  padding: clamp(1.25rem, 3vw, 1.75rem);
  border: 1px solid var(--visio-border);
  background: var(--surface-card);
}

.info-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.5rem, 3vw, 2rem);
  align-items: start;
}

.info-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.info-list li {
  position: relative;
  padding: 0.65rem 0 0.65rem 1.25rem;
  font-size: 0.94rem;
  line-height: 1.55;
  color: var(--visio-muted);
  border-bottom: 1px solid color-mix(in srgb, var(--visio-border) 65%, transparent);
}

.info-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.05rem;
  width: 0.35rem;
  height: 0.35rem;
  background: var(--visio-blue);
}

.info-list li:last-child {
  border-bottom: none;
}

/* Changelog */
.changelog-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

.changelog-item {
  padding: 1.25rem 1.35rem;
  border: 1px solid var(--visio-border, rgba(255, 255, 255, 0.12));
  background: color-mix(in srgb, var(--surface-card, #1a1a1e) 92%, transparent);
}

.changelog-item__date {
  display: block;
  margin: 0 0 0.35rem;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-muted, rgba(255, 255, 255, 0.55));
}

.changelog-item__title {
  margin: 0 0 0.85rem;
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: 0.01em;
}

.changelog-item .info-list {
  margin: 0;
}

.info-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--visio-border);
  border: 1px solid var(--visio-border);
}

.info-stat {
  padding: 0.9rem 1rem;
  background: color-mix(in srgb, var(--visio-highlight) 40%, var(--visio-paper));
}

.info-stat__label {
  margin: 0 0 0.3rem;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--visio-muted);
}

.info-stat__value {
  margin: 0;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--visio-text);
}

/* VOLS callout — Помощь */

.info-callout {
  padding: clamp(1.15rem, 3vw, 1.5rem) clamp(1.15rem, 3vw, 1.5rem) clamp(1.15rem, 3vw, 1.5rem)
    clamp(1.35rem, 3vw, 1.65rem);
  border: 1px solid var(--visio-border);
  border-left: 3px solid var(--visio-blue);
  background: color-mix(in srgb, var(--visio-blue) 5%, var(--surface-card));
}

.info-callout p {
  margin: 0 0 0.85rem;
  font-size: 0.96rem;
  line-height: 1.7;
  color: var(--visio-muted);
}

.info-callout p:last-child {
  margin-bottom: 0;
}

.info-callout strong {
  color: var(--visio-text);
  font-weight: 600;
}

/* Step timeline — Помощь */

.info-timeline {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--visio-border);
  background: var(--surface-card);
}

.info-guide {
  display: grid;
  grid-template-columns: 3.25rem 1fr;
  gap: 1rem;
  align-items: start;
  padding: clamp(1rem, 2.5vw, 1.25rem) clamp(1rem, 2.5vw, 1.35rem);
  border-bottom: 1px solid color-mix(in srgb, var(--visio-border) 70%, transparent);
}

.info-guide:last-child {
  border-bottom: none;
}

.info-guide__num {
  display: grid;
  place-items: center;
  width: 2.5rem;
  height: 2.5rem;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--visio-blue);
  border: 1px solid color-mix(in srgb, var(--visio-blue) 35%, var(--visio-border));
  background: color-mix(in srgb, var(--visio-blue) 8%, var(--visio-paper));
}

.info-guide__body h3 {
  margin: 0 0 0.35rem;
  font-size: 1rem;
  font-weight: 600;
  color: var(--visio-text);
}

.info-guide__body p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.65;
  color: var(--visio-muted);
}

/* FAQ */

.info-faq {
  display: flex;
  flex-direction: column;
  gap: 0;
  border: 1px solid var(--visio-border);
  background: var(--surface-card);
}

.info-faq__item {
  border-bottom: 1px solid color-mix(in srgb, var(--visio-border) 70%, transparent);
  background: transparent;
}

.info-faq__item:last-child {
  border-bottom: none;
}

.info-faq__item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.2rem;
  font-size: 0.94rem;
  font-weight: 600;
  color: var(--visio-text);
  cursor: pointer;
  list-style: none;
  transition: background 0.12s;
}

.info-faq__item summary:hover {
  background: color-mix(in srgb, var(--visio-highlight) 70%, transparent);
}

.info-faq__item summary::-webkit-details-marker {
  display: none;
}

.info-faq__item summary::after {
  content: "+";
  flex-shrink: 0;
  font-size: 1.1rem;
  font-weight: 400;
  color: var(--visio-muted);
  line-height: 1;
}

.info-faq__item[open] summary {
  background: color-mix(in srgb, var(--visio-blue) 6%, var(--visio-highlight));
}

.info-faq__item[open] summary::after {
  content: "−";
  color: var(--visio-blue);
}

.info-faq__item p {
  margin: 0;
  padding: 0 1.2rem 1.1rem;
  font-size: 0.92rem;
  line-height: 1.65;
  color: var(--visio-muted);
}

/* CTA + modal */

.info-cta__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  padding: clamp(1.35rem, 3vw, 1.85rem);
  border: 1px solid color-mix(in srgb, var(--visio-blue) 25%, var(--visio-border));
  background: linear-gradient(
    135deg,
    color-mix(in srgb, var(--visio-blue) 10%, var(--visio-highlight)) 0%,
    var(--surface-card) 100%
  );
}

.info-cta__inner h2 {
  margin: 0 0 0.35rem;
  font-size: 1.15rem;
  font-weight: 600;
}

.info-cta__inner p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.55;
  color: var(--visio-muted);
}

.info-support-btn {
  font-family: inherit;
  cursor: pointer;
}

.info-modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: grid;
  place-items: center;
  padding: 1rem;
}

.info-modal[hidden] {
  display: none;
}

.info-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.72);
  backdrop-filter: blur(4px);
}

.info-modal__dialog {
  position: relative;
  z-index: 1;
  width: min(100%, 26rem);
  padding: 1.35rem 1.45rem;
  background: var(--surface-card);
  border: 1px solid var(--visio-border);
  box-shadow: var(--visio-shadow-lg);
}

.info-modal__dialog h2 {
  margin: 0 0 0.55rem;
  font-size: 1.1rem;
  font-weight: 600;
}

.info-modal__dialog p {
  margin: 0 0 1.15rem;
  font-size: 0.92rem;
  line-height: 1.65;
  color: var(--visio-muted);
}

.info-modal__actions {
  display: flex;
  justify-content: flex-end;
  gap: 0.5rem;
}

/* ── Help page ── */

.info-hero--help .info-hero__grid {
  display: grid;
  gap: clamp(1.5rem, 3vw, 2.5rem);
  align-items: center;
  max-width: none;
}

@media (min-width: 900px) {
  .info-hero--help .info-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(16rem, 0.85fr);
  }
}

.info-hero--help .info-title {
  max-width: 14ch;
  font-size: clamp(1.85rem, 4.2vw, 2.85rem);
}

.info-hero--help .info-title em {
  font-style: normal;
  color: var(--visio-blue);
}

.help-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-top: 1.35rem;
}

.help-hero__chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 0.75rem;
  border: 1px solid var(--visio-border);
  background: color-mix(in srgb, var(--surface-card) 88%, transparent);
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--visio-text);
  text-decoration: none;
  transition: border-color 0.15s, background 0.15s;
}

.help-hero__chip:hover {
  border-color: color-mix(in srgb, var(--visio-blue) 45%, var(--visio-border));
  background: color-mix(in srgb, var(--visio-blue) 8%, var(--surface-card));
}

.help-hero__chip svg {
  flex-shrink: 0;
  color: var(--visio-blue);
}

.help-hero__visual {
  position: relative;
  padding: 1.15rem 1.1rem 1rem;
  border: 1px solid color-mix(in srgb, var(--visio-blue) 28%, var(--visio-border));
  background:
    linear-gradient(145deg, color-mix(in srgb, var(--visio-blue) 10%, var(--surface-card)) 0%, var(--surface-card) 55%);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.22);
}

.help-hero__visual-label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--visio-muted);
}

.help-hero__visual-label span:last-child {
  padding: 0.15rem 0.4rem;
  color: #fff;
  background: var(--visio-blue);
  letter-spacing: 0.08em;
}

.help-hero__diagram {
  display: block;
  width: 100%;
  height: auto;
  color: var(--visio-blue);
}

.help-hero__legend {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem 0.75rem;
  margin-top: 0.75rem;
  padding-top: 0.65rem;
  border-top: 1px solid var(--visio-border);
  font-size: 0.68rem;
  color: var(--visio-muted);
}

.help-hero__legend span {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.help-hero__legend i {
  display: inline-block;
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: var(--visio-blue);
  font-style: normal;
}

.help-hero__legend i.help-legend--muted {
  background: var(--visio-muted);
  opacity: 0.55;
}

.help-nav {
  padding: 0;
  border-bottom: 1px solid var(--visio-border);
  background: color-mix(in srgb, var(--visio-highlight) 40%, var(--visio-paper));
}

.help-nav__inner {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
}

@media (min-width: 720px) {
  .help-nav__inner {
    grid-template-columns: repeat(4, 1fr);
  }
}

.help-nav__link {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  padding: 0.85rem 1rem;
  border-right: 1px solid var(--visio-border);
  border-bottom: 1px solid var(--visio-border);
  color: inherit;
  text-decoration: none;
  transition: background 0.15s;
}

@media (min-width: 720px) {
  .help-nav__link {
    border-bottom: none;
  }

  .help-nav__link:last-child {
    border-right: none;
  }
}

.help-nav__link:hover {
  background: color-mix(in srgb, var(--visio-blue) 6%, transparent);
}

.help-nav__num {
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--visio-blue);
}

.help-nav__label {
  font-size: 0.82rem;
  font-weight: 600;
  line-height: 1.3;
}

/* ── About page ── */

.info-hero--about .info-hero__grid {
  display: grid;
  gap: clamp(1.5rem, 3vw, 2.5rem);
  align-items: center;
  max-width: none;
}

@media (min-width: 900px) {
  .info-hero--about .info-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(17rem, 0.9fr);
  }
}

.info-hero--about .info-title {
  max-width: 16ch;
  font-size: clamp(1.85rem, 4.2vw, 2.85rem);
}

.info-hero--about .info-title em {
  font-style: normal;
  color: var(--visio-blue);
}

.info-hero--about .info-lead {
  max-width: 36rem;
}

.about-hero__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 1rem;
  margin-top: 1.35rem;
}

.about-hero__ghost {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--visio-muted);
  text-decoration: none;
  border-bottom: 1px solid color-mix(in srgb, var(--visio-muted) 45%, transparent);
  transition: color 0.15s, border-color 0.15s;
}

.about-hero__ghost:hover {
  color: var(--visio-text);
  border-color: var(--visio-text);
}

.about-hero__visual {
  position: relative;
  padding: 0;
  border: none;
  background: transparent;
  box-shadow: none;
}

.about-sheet {
  overflow: hidden;
  border: 1px solid color-mix(in srgb, var(--visio-blue) 30%, var(--visio-border));
  background: color-mix(in srgb, var(--surface-card) 92%, var(--visio-paper));
  box-shadow:
    0 22px 48px rgba(0, 0, 0, 0.28),
    0 0 0 1px color-mix(in srgb, var(--visio-blue) 8%, transparent);
  transform: rotate(-1.2deg);
  transform-origin: center;
}

.about-sheet__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.55rem 0.85rem;
  border-bottom: 1px solid var(--visio-border);
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--visio-muted);
  background: color-mix(in srgb, var(--visio-blue) 8%, var(--surface-card));
}

.about-sheet__bar span:last-child {
  color: var(--visio-blue);
  letter-spacing: 0.08em;
}

.about-sheet__canvas {
  display: block;
  width: 100%;
  height: auto;
  color: var(--visio-blue);
  background: color-mix(in srgb, var(--visio-paper) 55%, var(--surface-card));
}

.about-sheet__bldg {
  fill: color-mix(in srgb, var(--visio-muted) 18%, transparent);
  stroke: color-mix(in srgb, var(--visio-muted) 55%, transparent);
  stroke-width: 1;
}

.about-sheet__road {
  fill: none;
  stroke: color-mix(in srgb, var(--visio-muted) 40%, transparent);
  stroke-width: 7;
  stroke-linecap: square;
  opacity: 0.55;
}

.about-sheet__road--v {
  stroke-width: 5;
  opacity: 0.4;
}

.about-sheet__route {
  fill: none;
  stroke: var(--visio-blue);
  stroke-width: 2.4;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: 280;
  stroke-dashoffset: 280;
  animation: about-route-draw 1.6s ease-out 0.25s forwards;
}

.about-sheet__nodes circle {
  fill: var(--visio-paper);
  stroke: var(--visio-blue);
  stroke-width: 1.6;
  opacity: 0;
  animation: about-node-in 0.35s ease-out forwards;
}

.about-sheet__nodes circle:nth-child(1) { animation-delay: 0.55s; }
.about-sheet__nodes circle:nth-child(2) { animation-delay: 0.7s; }
.about-sheet__nodes circle:nth-child(3) { animation-delay: 0.85s; }
.about-sheet__nodes circle:nth-child(4) { animation-delay: 1s; }
.about-sheet__nodes circle:nth-child(5) { animation-delay: 1.15s; }
.about-sheet__nodes circle:nth-child(6) { animation-delay: 1.3s; }
.about-sheet__nodes circle:nth-child(7) { animation-delay: 1.45s; }

.about-sheet__canvas text {
  fill: var(--visio-muted);
  font-size: 8px;
  font-family: ui-sans-serif, system-ui, sans-serif;
  opacity: 0.7;
}

.about-sheet__stamp {
  fill: color-mix(in srgb, var(--surface-card) 80%, transparent);
  stroke: color-mix(in srgb, var(--visio-blue) 45%, var(--visio-border));
  stroke-width: 1;
}

.about-sheet__stamp-t {
  fill: var(--visio-text) !important;
  font-size: 9px !important;
  font-weight: 700;
  letter-spacing: 0.06em;
  opacity: 0.9 !important;
}

.about-sheet__stamp-t--sm {
  font-size: 7px !important;
  font-weight: 500 !important;
  fill: var(--visio-muted) !important;
  letter-spacing: 0.04em;
}

.about-sheet__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem 1rem;
  padding: 0.55rem 0.85rem 0.65rem;
  border-top: 1px solid var(--visio-border);
  font-size: 0.68rem;
  color: var(--visio-muted);
}

.about-sheet__meta span {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.about-sheet__dot {
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 50%;
  background: var(--visio-muted);
}

.about-sheet__dot--route {
  background: var(--visio-blue);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--visio-blue) 25%, transparent);
}

.about-sheet__dot--bldg {
  border-radius: 1px;
  background: color-mix(in srgb, var(--visio-muted) 55%, transparent);
}

.about-sheet__dot--road {
  width: 0.7rem;
  height: 0.2rem;
  border-radius: 0;
  background: color-mix(in srgb, var(--visio-muted) 50%, transparent);
}

@keyframes about-route-draw {
  to { stroke-dashoffset: 0; }
}

@keyframes about-node-in {
  from { opacity: 0; transform: scale(0.4); }
  to { opacity: 1; transform: scale(1); }
}

@media (prefers-reduced-motion: reduce) {
  .about-sheet__route,
  .about-sheet__nodes circle {
    animation: none;
    opacity: 1;
    stroke-dashoffset: 0;
  }
}

.about-nav {
  padding: 0;
  border-bottom: 1px solid var(--visio-border);
  background: color-mix(in srgb, var(--visio-highlight) 40%, var(--visio-paper));
}

.about-nav__inner {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
}

.about-nav__link {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  padding: 0.85rem 1rem;
  border-right: 1px solid var(--visio-border);
  color: inherit;
  text-decoration: none;
  transition: background 0.15s;
}

.about-nav__link:last-child {
  border-right: none;
}

.about-nav__link:hover {
  background: color-mix(in srgb, var(--visio-blue) 6%, transparent);
}

.about-nav__num {
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--visio-blue);
}

.about-nav__label {
  font-size: 0.82rem;
  font-weight: 600;
  line-height: 1.3;
}

@media (max-width: 640px) {
  .about-sheet {
    transform: none;
  }
}

.info-guide__icon {
  display: grid;
  place-items: center;
  width: 2.15rem;
  height: 2.15rem;
  flex-shrink: 0;
  margin-right: 0.15rem;
  color: var(--visio-blue);
  background: color-mix(in srgb, var(--visio-blue) 10%, var(--visio-paper));
  border: 1px solid color-mix(in srgb, var(--visio-blue) 22%, var(--visio-border));
}

.info-guide--icon {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.info-guide--icon .info-guide__num {
  display: none;
}

.help-vols-grid {
  display: grid;
  gap: 0.75rem;
}

@media (min-width: 768px) {
  .help-vols-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.help-vols-card {
  padding: 1.1rem 1.15rem;
  border: 1px solid var(--visio-border);
  background: var(--surface-card);
}

.help-vols-card h3 {
  margin: 0 0 0.45rem;
  font-size: 0.95rem;
  font-weight: 600;
}

.help-vols-card p {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.6;
  color: var(--visio-muted);
}

#about-service,
#vols,
#howto,
#faq,
#referral {
  scroll-margin-top: 5rem;
}

@media (min-width: 768px) {
  .info-blocks {
    grid-template-columns: repeat(3, 1fr);
  }

  .info-split {
    grid-template-columns: 1.15fr 1fr;
    gap: 2rem;
  }

  .info-timeline {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1px;
    background: var(--visio-border);
  }

  .info-guide {
    background: var(--surface-card);
    border-bottom: none;
    min-height: 100%;
  }
}

@media (min-width: 1100px) {
  .info-timeline {
    grid-template-columns: repeat(3, 1fr);
  }
}

@keyframes home-reveal {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes home-plan-enter {
  0% {
    opacity: 0;
    transform: translateY(28px) scale(0.97);
    filter: blur(4px);
  }
  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
    filter: blur(0);
  }
}

/* Reviews */

.home-reviews {
  padding: clamp(3rem, 6vw, 5rem) 0 0;
  border-top: 1px solid var(--visio-border);
}

.home-reviews__head {
  margin-bottom: clamp(1.5rem, 3vw, 2rem);
}

.home-reviews__head .home-section-head {
  margin-bottom: 0;
}

.home-reviews__empty {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  min-height: 11rem;
  margin: 0 auto;
  max-width: min(40rem, calc(100% - 2rem));
  padding: 2rem 1.25rem;
  text-align: center;
  border: 1px solid var(--visio-border);
  background: color-mix(in srgb, var(--surface-card) 88%, transparent);
}

.home-reviews__slider.is-empty .home-reviews__empty {
  display: flex;
}

.home-reviews__empty-title {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--visio-text);
}

.home-reviews__empty-text {
  margin: 0;
  max-width: 28rem;
  font-size: 0.9rem;
  line-height: 1.5;
  color: var(--visio-muted);
}

.home-reviews__slider.is-static .home-reviews__track {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 16.5rem), 1fr));
  gap: 0.85rem;
  width: 100%;
  max-width: min(72rem, calc(100% - 2rem));
  margin: 0 auto;
  transform: none !important;
  transition: none !important;
}

.home-reviews__slider.is-static .home-reviews__card {
  width: auto !important;
  max-width: none;
  opacity: 1 !important;
  transform: none !important;
  filter: none !important;
}

.home-reviews__slider.is-static .home-reviews__viewport {
  overflow: visible;
}

.home-reviews__strip {
  overflow: hidden;
}

.home-reviews__empty {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  min-height: 11rem;
  padding: 2rem 1.25rem;
  text-align: center;
  border: 1px solid var(--visio-border);
  background: color-mix(in srgb, var(--surface-card) 88%, transparent);
}

.home-reviews__slider.is-empty .home-reviews__empty {
  display: flex;
}

.home-reviews__empty-title {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--visio-text);
}

.home-reviews__empty-text {
  margin: 0;
  max-width: 28rem;
  font-size: 0.9rem;
  line-height: 1.5;
  color: var(--visio-muted);
}

.home-reviews__slider.is-static .home-reviews__stage {
  gap: 0;
}

.home-reviews__slider.is-static .home-reviews__viewport {
  width: 100%;
}

.home-reviews__slider.is-static .home-reviews__track {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 16.5rem), 1fr));
  gap: 0.85rem;
  width: 100%;
  transform: none !important;
  transition: none !important;
}

.home-reviews__slider.is-static .home-reviews__card {
  width: auto;
  max-width: none;
  opacity: 1;
  transform: none;
  filter: none;
}

.home-reviews__slider.is-static .home-reviews__card.is-side,
.home-reviews__slider.is-static .home-reviews__card.is-active {
  opacity: 1;
  transform: none;
}
  width: 100vw;
  max-width: 100vw;
  margin-left: calc(50% - 50vw);
  overflow: hidden;
  border-top: 1px solid var(--visio-border);
  border-bottom: 1px solid var(--visio-border);
  background: color-mix(in srgb, var(--visio-highlight) 35%, var(--surface-card));
}

.home-reviews__slider {
  --reviews-visible: 3;
  --reviews-gap: clamp(0.65rem, 1.5vw, 1rem);
  --reviews-nav-w: 2.75rem;
  --reviews-card-width: calc((100% - (var(--reviews-visible) - 1) * var(--reviews-gap)) / var(--reviews-visible));
}

.home-reviews__stage {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: clamp(1.35rem, 3vw, 2rem) clamp(0.75rem, 2.5vw, 1.5rem) 0;
  gap: clamp(0.35rem, 1.2vw, 0.65rem);
}

.home-reviews__viewport {
  flex: 1 1 auto;
  min-width: 0;
  overflow: hidden;
  touch-action: pan-y;
  cursor: grab;
}

.home-reviews__viewport.is-dragging {
  cursor: grabbing;
}

.home-reviews__track {
  display: flex;
  align-items: stretch;
  gap: var(--reviews-gap);
  transition: transform 0.48s cubic-bezier(0.22, 1, 0.36, 1);
  will-change: transform;
}

.home-reviews__card {
  flex: 0 0 var(--reviews-card-width);
  width: var(--reviews-card-width);
  min-width: 0;
  box-sizing: border-box;
  padding: clamp(1.1rem, 2.5vw, 1.5rem);
  background: var(--surface-card);
  border: 1px solid var(--visio-border);
  opacity: 0.45;
  transform: scale(0.96);
  transform-origin: center center;
  transition:
    opacity 0.35s ease,
    transform 0.35s ease,
    border-color 0.35s ease;
}

.home-reviews__card.is-side {
  opacity: 0.82;
  transform: scale(0.98);
}

.home-reviews__card.is-active {
  opacity: 1;
  transform: scale(1);
  border-color: color-mix(in srgb, var(--visio-blue) 35%, var(--visio-border));
}

.home-reviews__card-inner {
  max-width: min(36rem, 100%);
  margin: 0 auto;
  text-align: center;
}

.home-reviews__nav {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 var(--reviews-nav-w);
  width: var(--reviews-nav-w);
  height: var(--reviews-nav-w);
  padding: 0;
  border: 1px solid var(--visio-border);
  background: var(--surface-card);
  color: var(--visio-muted);
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s, background 0.15s;
}

.home-reviews__nav:hover {
  color: var(--visio-text);
  border-color: color-mix(in srgb, var(--visio-blue) 40%, var(--visio-border));
  background: var(--visio-highlight);
}

.home-reviews__dots {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.55rem;
  padding: clamp(1rem, 2.5vw, 1.35rem) 1rem clamp(1.5rem, 3vw, 2rem);
}

.home-reviews__dot {
  width: clamp(1.75rem, 5vw, 2.5rem);
  height: 3px;
  padding: 0;
  border: none;
  background: var(--visio-border);
  cursor: pointer;
  transition: background 0.2s ease, transform 0.2s ease;
}

.home-reviews__dot:hover {
  background: color-mix(in srgb, var(--visio-blue) 45%, var(--visio-border));
}

.home-reviews__dot.is-active {
  background: var(--visio-blue);
  transform: scaleX(1.12);
}

.home-reviews__stars {
  display: flex;
  gap: 0.2rem;
  justify-content: center;
  margin-bottom: 0.85rem;
}

.home-reviews__star {
  font-size: 1.05rem;
  line-height: 1;
  color: color-mix(in srgb, var(--visio-muted) 35%, var(--visio-border));
}

.home-reviews__star.is-filled {
  color: #f5b942;
}

.home-reviews__text {
  margin: 0 0 1rem;
  font-size: clamp(0.88rem, 1.2vw, 1rem);
  line-height: 1.6;
  color: var(--visio-text);
}

.home-reviews__author {
  margin: 0;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--visio-text);
}

.home-reviews__role {
  margin: 0.2rem 0 0;
  font-size: 0.85rem;
  color: var(--visio-muted);
}

@media (max-width: 900px) {
  .home-reviews__slider {
    --reviews-visible: 1;
  }
}

@media (max-width: 640px) {
  .home-reviews__stage {
    padding-inline: 0.35rem;
    gap: 0.25rem;
  }

  .home-reviews__nav {
    display: none;
  }
}

/* ── Desktop ── */

@media (min-width: 900px) {
  /* Wider right column = actually bigger globe (width:100% was capped by 1fr) */
  .home-hero__grid {
    grid-template-columns: 1fr 1.35fr;
    gap: clamp(1.5rem, 3vw, 3rem);
  }

  .home-steps {
    grid-template-columns: repeat(3, 1fr);
  }

  .home-step {
    padding: 1.5rem;
    padding-top: 3.25rem;
    border-bottom: none;
    border-right: 1px solid var(--visio-border);
  }

  .home-step:last-child {
    border-right: none;
  }

  .home-step__num {
    left: 1.5rem;
    top: 1.25rem;
  }

  .home-plans {
    grid-template-columns: repeat(3, 1fr);
    align-items: stretch;
  }
}

@media (min-width: 1200px) {
  body.landing-page {
    --landing-gutter: clamp(1.25rem, 3vw, 3rem);
  }

  .home-hero__grid {
    gap: clamp(2.5rem, 5vw, 5.5rem);
  }

  .home-title {
    font-size: clamp(2.75rem, 4vw, 4rem);
  }
}

@media (max-width: 720px) {
  .home-footer__row {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 0.45rem;
  }

  .home-footer__social,
  .home-footer__legal,
  .home-footer__meta {
    justify-content: center;
  }
}

@media (max-width: 640px) {
  .home-header__inner {
    display: grid;
    grid-template-columns: 1fr auto;
    grid-template-areas:
      "brand actions"
      "nav nav";
    gap: 0.5rem 0.75rem;
    align-items: center;
  }

  .home-header__start {
    display: contents;
  }

  .home-header .volsgen-brand {
    grid-area: brand;
  }

  .home-header .landing-nav--primary {
    grid-area: nav;
    width: 100%;
    justify-content: flex-start;
    flex-wrap: nowrap;
    overflow-x: auto;
    padding-bottom: 0.1rem;
    -webkit-overflow-scrolling: touch;
  }

  .home-header .landing-nav--actions {
    grid-area: actions;
    margin-left: 0;
    justify-content: flex-end;
    flex-wrap: nowrap;
  }

  .landing-nav__link {
    flex: 0 0 auto;
    justify-content: center;
    text-align: center;
    padding: 0.55rem 0.65rem;
    font-size: clamp(0.75rem, 2.5vw, 0.82rem);
  }

  .landing-social {
    padding-right: 0.4rem;
    margin-right: 0.1rem;
  }

  .landing-social__link {
    width: 1.85rem;
    height: 1.85rem;
  }
}

@media (max-width: 520px) {
  .home-metrics {
    grid-template-columns: 1fr;
  }

  .home-metrics__item {
    border-right: none;
    border-bottom: 1px solid var(--visio-border);
  }

  .home-metrics__item:last-child {
    border-bottom: none;
  }
}

@media (max-width: 680px) {
  .cooperation-form__grid {
    grid-template-columns: 1fr;
  }
}

/* ── Engineering grid — only selected surface zones ── */

.eng-grid-zone,
.home-hero,
.home-pricing,
.home-pipeline,
.info-hero,
.info-section--accent,
.auth-main,
.dash-main {
  position: relative;
  isolation: isolate;
}

.eng-grid-zone::before,
.home-hero::before,
.home-pricing::before,
.home-pipeline::before,
.info-hero::before,
.info-section--accent::before,
.auth-main::before,
.dash-main::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(var(--eng-grid-zone-color) 1px, transparent 1px),
    linear-gradient(90deg, var(--eng-grid-zone-color) 1px, transparent 1px);
  background-size: var(--eng-grid-size) var(--eng-grid-size);
  opacity: 0.55;
  mask-image: radial-gradient(ellipse 115% 90% at 50% 35%, black 20%, transparent 78%);
}

[data-theme="light"] .eng-grid-zone::before,
[data-theme="light"] .home-hero::before,
[data-theme="light"] .home-pricing::before,
[data-theme="light"] .home-pipeline::before,
[data-theme="light"] .info-hero::before,
[data-theme="light"] .info-section--accent::before,
[data-theme="light"] .auth-main::before,
[data-theme="light"] .dash-main::before {
  opacity: 0.9;
}

.home-hero > .landing-inner,
.home-pricing > .landing-inner,
.home-pipeline > .landing-inner,
.info-hero > .landing-inner,
.info-section--accent > .landing-inner,
.auth-main > *,
.dash-main > * {
  position: relative;
  z-index: 1;
}

/* ── Light theme accents ── */

[data-theme="light"] .home-header {
  background: color-mix(in srgb, var(--visio-paper) 78%, transparent);
  border-bottom-color: color-mix(in srgb, var(--visio-blue) 28%, var(--visio-border));
  box-shadow: 0 1px 0 color-mix(in srgb, var(--visio-blue) 10%, transparent);
}

[data-theme="light"] .home-title__accent {
  color: color-mix(in srgb, var(--visio-blue) 72%, var(--visio-text));
}

[data-theme="light"] .home-btn--primary {
  background: linear-gradient(180deg, var(--visio-blue-light) 0%, var(--visio-blue) 100%);
  border-color: var(--visio-blue-deep);
  color: #fff;
  box-shadow: 0 4px 18px var(--visio-blue-glow);
}

[data-theme="light"] .home-btn--primary:hover {
  background: linear-gradient(180deg, #6874ea 0%, var(--visio-blue-deep) 100%);
  border-color: var(--visio-blue-deep);
  color: #fff;
}

[data-theme="light"] .home-btn--ghost:hover,
[data-theme="light"] .landing-nav__link:hover {
  background: color-mix(in srgb, var(--visio-blue) 10%, var(--visio-highlight));
  border-color: color-mix(in srgb, var(--visio-blue) 35%, var(--visio-border));
}

[data-theme="light"] .home-plan--featured {
  background: linear-gradient(
    165deg,
    color-mix(in srgb, var(--visio-blue) 14%, #fff) 0%,
    color-mix(in srgb, var(--visio-blue) 6%, var(--surface-card)) 100%
  );
  border-color: color-mix(in srgb, var(--visio-blue) 42%, var(--visio-border));
  box-shadow: 0 8px 28px rgba(64, 72, 220, 0.12);
}

[data-theme="light"] .home-plan--coop {
  background: linear-gradient(
    135deg,
    color-mix(in srgb, var(--visio-blue) 10%, #fff) 0%,
    var(--surface-card) 60%
  );
  border-color: color-mix(in srgb, var(--visio-blue) 32%, var(--visio-border));
}

[data-theme="light"] .home-btn--coop {
  color: var(--visio-blue-deep);
  border-color: color-mix(in srgb, var(--visio-blue) 50%, var(--visio-border));
}

[data-theme="light"] .home-btn--coop:hover {
  background: color-mix(in srgb, var(--visio-blue) 12%, #fff);
  border-color: var(--visio-blue);
}

[data-theme="light"] .home-plan__badge {
  background: var(--visio-blue);
  color: #fff;
}

[data-theme="light"] .theme-toggle {
  border-color: color-mix(in srgb, var(--visio-blue) 35%, var(--visio-border));
  background: color-mix(in srgb, var(--visio-blue) 8%, var(--visio-highlight));
  color: var(--visio-blue-deep);
}

[data-theme="light"] .theme-toggle:hover {
  background: color-mix(in srgb, var(--visio-blue) 16%, var(--visio-highlight));
  border-color: color-mix(in srgb, var(--visio-blue) 50%, var(--visio-border));
}

[data-theme="light"] .info-section--accent {
  background: color-mix(in srgb, var(--visio-blue) 7%, var(--visio-highlight));
}

[data-theme="light"] .home-hero {
  background: linear-gradient(
    180deg,
    color-mix(in srgb, var(--visio-blue) 10%, var(--visio-paper)) 0%,
    var(--visio-paper) 100%
  );
}

@media (prefers-reduced-motion: reduce) {
  .bp-draw,
  .bp-label {
    animation: none !important;
    opacity: 1 !important;
    stroke-dashoffset: 0 !important;
  }

  .bp-draw--zone {
    opacity: 1 !important;
  }

  .home-step,
  .home-plan {
    opacity: 1;
    transform: none;
    filter: none;
    animation: none !important;
  }

  .home-reviews__track {
    transition: none !important;
  }
}