/* Шуранов Скрипт — «Чертёж в цеху» */

:root {
  --paper: #f0f4f8;
  --ink: #0f1720;
  --blueprint: #1570a8;
  --blueprint-soft: #d5ebf5;
  --brass: #e84d2c;
  --brass-deep: #c43a1c;
  --oak: #0f766e;
  --surface: #ffffff;
  --muted: #5a6a7a;
  --line: #c8d2dc;
  --grid: rgba(21, 112, 168, 0.09);

  --font-display: "Unbounded", system-ui, sans-serif;
  --font-body: "Manrope", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 3rem;
  --space-8: 4.5rem;
  --space-9: 7rem;

  --radius: 2px;
  --shell: min(1120px, calc(100% - 2.5rem));
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --header-h: 4.25rem;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.55;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img,
svg {
  display: block;
  max-width: 100%;
}

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

button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  cursor: pointer;
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 0;
}

p {
  margin: 0;
}

ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

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

.skip-link {
  position: absolute;
  left: 1rem;
  top: -100px;
  z-index: 100;
  padding: 0.75rem 1rem;
  background: var(--ink);
  color: var(--surface);
  border-radius: var(--radius);
}

.skip-link:focus {
  top: 1rem;
}

.shell {
  width: var(--shell);
  margin-inline: auto;
}

.mono {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.grid-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px),
    radial-gradient(ellipse 80% 50% at 80% 0%, rgba(21, 112, 168, 0.14), transparent 55%),
    radial-gradient(ellipse 60% 40% at 10% 90%, rgba(232, 77, 44, 0.08), transparent 50%);
  background-size: 48px 48px, 48px 48px, 100% 100%, 100% 100%;
  mask-image: linear-gradient(to bottom, #000 0%, #000 70%, transparent 100%);
}

/* Header */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--header-h);
  backdrop-filter: blur(14px);
  background: color-mix(in srgb, var(--paper) 82%, transparent);
  border-bottom: 1px solid transparent;
  transition: border-color 200ms var(--ease), background 200ms var(--ease);
}

.site-header.is-scrolled {
  border-bottom-color: var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: var(--space-5);
  height: var(--header-h);
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  flex-shrink: 0;
}

.logo-mark {
  width: 1.35rem;
  height: 1.35rem;
  background:
    linear-gradient(135deg, var(--blueprint) 50%, transparent 50%),
    linear-gradient(315deg, var(--brass) 50%, transparent 50%);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--ink) 18%, transparent);
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.05;
}

.logo-name {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: -0.03em;
}

.logo-sub {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--blueprint);
}

.nav {
  display: none;
  gap: 1.5rem;
  margin-left: auto;
}

.nav a {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--muted);
  transition: color 180ms var(--ease);
}

.nav a:hover,
.nav a:focus-visible {
  color: var(--ink);
}

.header-cta {
  display: none;
}

.nav-toggle {
  margin-left: auto;
  width: 44px;
  height: 44px;
  display: grid;
  place-content: center;
  gap: 6px;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--ink);
  transition: transform 200ms var(--ease), opacity 200ms var(--ease);
}

.nav-toggle[aria-expanded="true"] span:first-of-type {
  transform: translateY(4px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:last-of-type {
  transform: translateY(-4px) rotate(-45deg);
}

.mobile-nav {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 0.5rem 1.25rem 1.25rem;
  background: color-mix(in srgb, var(--paper) 96%, transparent);
  border-bottom: 1px solid var(--line);
}

.mobile-nav[hidden] {
  display: none;
}

.mobile-nav a:not(.btn) {
  padding: 0.85rem 0.25rem;
  font-weight: 500;
  border-bottom: 1px solid var(--line);
}

.mobile-nav .btn {
  margin-top: 0.75rem;
  text-align: center;
}

/* Buttons */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0.75rem 1.35rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius);
  border: 1px solid transparent;
  transition:
    background 180ms var(--ease),
    color 180ms var(--ease),
    border-color 180ms var(--ease),
    transform 180ms var(--ease);
}

.btn:focus-visible,
.nav a:focus-visible,
.text-link:focus-visible,
.logo:focus-visible {
  outline: 2px solid var(--blueprint);
  outline-offset: 3px;
}

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

.btn-brass {
  background: var(--brass);
  color: #ffffff;
  border-color: var(--brass-deep);
}

.btn-brass:hover {
  background: #f25a3a;
}

.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line);
}

.btn-ghost:hover {
  border-color: var(--ink);
  background: var(--surface);
}

.btn-sm {
  min-height: 40px;
  padding: 0.45rem 1rem;
  font-size: 0.875rem;
}

.text-link {
  display: inline-flex;
  margin-top: auto;
  font-weight: 600;
  color: var(--blueprint);
  transition: color 180ms var(--ease);
}

.text-link:hover {
  color: var(--ink);
}

.text-link.disabled {
  color: var(--muted);
  pointer-events: none;
}

/* Hero */

.hero {
  min-height: calc(100svh - var(--header-h));
  display: flex;
  align-items: center;
  padding: var(--space-7) 0 var(--space-8);
}

.hero-layout {
  display: grid;
  gap: var(--space-7);
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: var(--space-4);
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 500;
}

.eyebrow .mono {
  color: var(--blueprint);
  padding: 0.2rem 0.45rem;
  background: var(--blueprint-soft);
  border-radius: var(--radius);
}

.hero-brand {
  font-size: clamp(2.75rem, 9vw, 5.5rem);
  font-weight: 800;
  letter-spacing: -0.045em;
  line-height: 0.95;
  margin-bottom: var(--space-5);
}

.brand-accent {
  color: var(--blueprint);
}

.hero-lead {
  max-width: 34rem;
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  color: var(--muted);
  margin-bottom: var(--space-6);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.hero-visual {
  width: 100%;
}

.panel-stage {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--line);
  box-shadow:
    0 1px 0 color-mix(in srgb, var(--ink) 4%, transparent),
    0 24px 48px -28px color-mix(in srgb, var(--blueprint) 35%, transparent);
  overflow: hidden;
}

.panel-stage::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(21, 112, 168, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(21, 112, 168, 0.07) 1px, transparent 1px);
  background-size: 24px 24px;
  pointer-events: none;
}

.panel-meta {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  background: color-mix(in srgb, var(--paper) 70%, var(--surface));
}

.live-dot {
  margin-left: auto;
  color: var(--brass-deep);
}

.live-dot::before {
  content: "";
  display: inline-block;
  width: 0.45rem;
  height: 0.45rem;
  margin-right: 0.4rem;
  border-radius: 50%;
  background: var(--brass);
  box-shadow: 0 0 0 0 rgba(232, 77, 44, 0.5);
  animation: pulse-dot 1.8s var(--ease) infinite;
  vertical-align: middle;
}

@keyframes pulse-dot {
  0% { box-shadow: 0 0 0 0 rgba(232, 77, 44, 0.45); }
  70% { box-shadow: 0 0 0 8px rgba(232, 77, 44, 0); }
  100% { box-shadow: 0 0 0 0 rgba(232, 77, 44, 0); }
}

.toolpath {
  position: relative;
  z-index: 1;
  width: 100%;
  height: auto;
  aspect-ratio: 480 / 360;
}

.panel-outline {
  stroke: var(--line);
  stroke-width: 1.5;
  fill: color-mix(in srgb, var(--blueprint-soft) 35%, var(--surface));
}

.cut-path {
  stroke: var(--blueprint);
  stroke-width: 2.25;
  stroke-linecap: square;
  stroke-linejoin: miter;
  fill: none;
  stroke-dasharray: 1;
  stroke-dashoffset: 1;
}

.bit {
  fill: var(--brass);
  stroke: var(--brass-deep);
  stroke-width: 1;
  filter: drop-shadow(0 0 6px rgba(232, 77, 44, 0.55));
}

.dims text {
  fill: var(--muted);
  font-size: 11px;
}

/* Sections */

.section {
  padding: var(--space-8) 0;
}

.section-head {
  max-width: 38rem;
  margin-bottom: var(--space-7);
}

.section-head h2 {
  font-size: clamp(1.85rem, 4vw, 2.75rem);
  margin-bottom: var(--space-4);
}

.section-lead {
  color: var(--muted);
  font-size: 1.05rem;
}

/* Programs — not cards in hero sense; interactive blocks for choosing program */

.program-grid {
  display: grid;
  gap: 1rem;
}

.program-block {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  min-height: 100%;
  padding: 1.5rem 1.35rem;
  background: var(--surface);
  border: 1px solid var(--line);
  transition:
    border-color 200ms var(--ease),
    transform 200ms var(--ease),
    box-shadow 200ms var(--ease);
}

.program-active:hover {
  border-color: var(--blueprint);
  transform: translateY(-3px);
  box-shadow: 0 18px 36px -28px color-mix(in srgb, var(--blueprint) 55%, transparent);
}

.program-soon {
  opacity: 0.72;
  background:
    repeating-linear-gradient(
      -45deg,
      transparent,
      transparent 8px,
      rgba(92, 107, 122, 0.04) 8px,
      rgba(92, 107, 122, 0.04) 16px
    ),
    var(--surface);
}

.program-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.program-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--brass-deep);
  background: color-mix(in srgb, var(--brass) 18%, white);
  padding: 0.25rem 0.5rem;
}

.program-tag.muted {
  color: var(--muted);
  background: color-mix(in srgb, var(--line) 50%, white);
}

.program-code {
  color: var(--muted);
}

.program-block h3 {
  font-size: 1.35rem;
}

.program-block p {
  color: var(--muted);
  font-size: 0.98rem;
}

/* Scripts catalog */

.catalog-block + .catalog-block {
  margin-top: var(--space-7);
}

.catalog-label {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--line);
}

.catalog-label h3 {
  font-size: 1.25rem;
}

.catalog-label .mono {
  color: var(--muted);
}

.script-list {
  display: grid;
  gap: 0.75rem;
}

.script-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.85rem 1rem;
  padding: 1.1rem 1.15rem;
  background: var(--surface);
  border: 1px solid var(--line);
  transition: border-color 180ms var(--ease), background 180ms var(--ease);
}

.script-item:hover {
  border-color: color-mix(in srgb, var(--blueprint) 45%, var(--line));
  background: color-mix(in srgb, var(--blueprint-soft) 25%, var(--surface));
}

.script-icon {
  width: 40px;
  height: 40px;
  color: var(--blueprint);
}

.script-media {
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--paper) 60%, white);
  border-radius: var(--radius);
  padding: 0.35rem;
  margin-bottom: 0.55rem;
}

.script-media img {
  width: 100%;
  height: 160px;
  object-fit: cover;
  border-radius: calc(var(--radius) + 1px);
}

.script-video {
  position: relative;
  border: 1px solid var(--line);
  background: #000000;
  border-radius: var(--radius);
  padding: 0.35rem;
  margin-bottom: 0.55rem;
  overflow: hidden;
}

.script-video-el {
  width: 100%;
  height: 200px;
  object-fit: contain;
  background: #000000;
}

.video-play {
  position: absolute;
  inset: 0;
  margin: auto;
  width: 56px;
  height: 56px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--blueprint) 85%, #000);
  border: 1px solid color-mix(in srgb, var(--line) 70%, #000);
  color: var(--surface);
  display: grid;
  place-items: center;
  font-size: 1.15rem;
  cursor: pointer;
  transition: transform 180ms var(--ease), background 180ms var(--ease);
}

.video-play:hover {
  transform: scale(1.04);
  background: color-mix(in srgb, var(--blueprint) 95%, #000);
}

.script-work {
  margin-top: 0.35rem;
}

.script-body h4 {
  font-size: 1.05rem;
  margin-bottom: 0.35rem;
}

.script-body p {
  color: var(--muted);
  font-size: 0.95rem;
}

.script-meta {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 0.35rem;
}

.pill {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.25rem 0.5rem;
  color: var(--blueprint);
  background: var(--blueprint-soft);
}

.pill-aspire {
  color: var(--oak);
  background: color-mix(in srgb, var(--oak) 14%, white);
}

.price {
  color: var(--muted);
}

/* Benefits */

.benefits {
  background: var(--ink);
  color: #e8eef4;
}

.benefits .eyebrow {
  color: color-mix(in srgb, #e8eef4 55%, transparent);
}

.benefits .eyebrow .mono {
  color: #ffffff;
  background: var(--brass);
}

.benefits .section-head h2 {
  color: #fff;
}

.benefits-layout {
  display: grid;
  gap: var(--space-7);
}

.benefit-list {
  display: grid;
  gap: 1.25rem;
}

.benefit-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  padding-top: 1.25rem;
  border-top: 1px solid color-mix(in srgb, #e8eef4 16%, transparent);
}

.benefit-idx {
  color: var(--brass);
  font-size: 0.85rem;
  padding-top: 0.2rem;
}

.benefit-list h3 {
  font-size: 1.2rem;
  margin-bottom: 0.4rem;
  color: #fff;
}

.benefit-list p {
  color: color-mix(in srgb, #e8eef4 70%, transparent);
}

/* CTA */

.cta-band {
  padding-bottom: var(--space-9);
}

.cta-inner {
  display: grid;
  gap: var(--space-6);
  padding: var(--space-7) var(--space-5);
  background: var(--surface);
  border: 1px solid var(--line);
  border-left: 4px solid var(--brass);
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

/* Footer */

.site-footer {
  border-top: 1px solid var(--line);
  padding: var(--space-6) 0 var(--space-7);
}

.footer-inner {
  display: grid;
  gap: var(--space-5);
}

.footer-brand {
  display: flex;
  gap: 0.85rem;
  align-items: flex-start;
}

.footer-brand strong {
  font-family: var(--font-display);
  font-size: 0.95rem;
  display: block;
  margin-bottom: 0.2rem;
}

.footer-brand p {
  color: var(--muted);
  font-size: 0.9rem;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.5rem;
}

.footer-nav a {
  color: var(--muted);
  font-weight: 500;
  transition: color 180ms var(--ease);
}

.footer-nav a:hover {
  color: var(--ink);
}

.footer-copy {
  color: var(--muted);
}

/* Reveal defaults for no-JS / reduced motion */

[data-hero],
[data-hero-visual],
[data-reveal],
[data-reveal-stagger] > * {
  opacity: 1;
  transform: none;
}

/* Hide only until GSAP takes over (class motion-on) */
.js:not(.motion-on) [data-hero],
.js:not(.motion-on) [data-hero-visual],
.js:not(.motion-on) [data-reveal],
.js:not(.motion-on) [data-reveal-stagger] > * {
  opacity: 0;
  transform: translateY(18px);
}

/* Responsive */

@media (min-width: 720px) {
  .nav-toggle,
  .mobile-nav {
    display: none !important;
  }

  .nav {
    display: flex;
  }

  .header-cta {
    display: inline-flex;
  }

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

  .script-item {
    grid-template-columns: auto 1fr auto;
    align-items: center;
  }

  .script-meta {
    grid-column: auto;
    flex-direction: column;
    align-items: flex-end;
    padding-top: 0;
  }

  .benefits-layout {
    grid-template-columns: 1fr 1.15fr;
    align-items: start;
  }

  .cta-inner {
    grid-template-columns: 1.4fr auto;
    align-items: end;
    padding: var(--space-7);
  }

  .footer-inner {
    grid-template-columns: 1.4fr 1fr auto;
    align-items: end;
  }
}

@media (min-width: 960px) {
  .hero-layout {
    grid-template-columns: 1.05fr 0.95fr;
    gap: var(--space-8);
  }

  .hero {
    padding-top: var(--space-6);
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .js:not(.motion-on) [data-hero],
  .js:not(.motion-on) [data-hero-visual],
  .js:not(.motion-on) [data-reveal],
  .js:not(.motion-on) [data-reveal-stagger] > * {
    opacity: 1 !important;
    transform: none !important;
  }

  .live-dot::before {
    animation: none;
  }
}