/*
  Кравцов А.Ю., редизайн главной страницы
  Мир: «Маркировка» (направление 7, seed 08ca5eb4)
  Панельная поверхность, перфорация как модуль, цветные бирки как единственный носитель цвета.
  Шрифты: Golos Text (гротеск, кириллица) + JetBrains Mono (номера и значения, кириллица).
*/

:root {
  color-scheme: light;

  /* ---------- Панель (нейтраль, без цвета) ---------- */
  --panel: #F0F1F0;
  --panel-raised: #FFFFFF;
  --panel-deep: #DBDEDC;
  --rule: #D7D9D8;
  --rule-soft: #E6E7E6;

  --ink: #14171A;
  --ink-soft: #40464C;
  --ink-muted: #5C6369;

  /* ---------- Бирки: один цвет = один тип работы, держится по всей странице ---------- */
  --tag-computers: #1F4FD8;
  --tag-network: #9E4B08;
  --tag-servers: #157A45;
  --tag-remote: #A32361;

  --state-error: #B3261E;

  --radius: 8px;

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 64px;
  --space-9: 96px;
  --space-10: 128px;

  --module: 24px;
  --container: 1240px;
  --pad: clamp(20px, 4vw, 48px);

  --section-pad: clamp(64px, 9vw, 128px);
  --section-pad-sm: clamp(40px, 6vw, 72px);

  --font-sans: 'Golos Text', 'Helvetica Neue', Arial, sans-serif;
  --font-mono: 'JetBrains Mono', 'Consolas', 'Courier New', monospace;

  --fs-xs: clamp(0.75rem, 0.72rem + 0.15vw, 0.8125rem);
  --fs-sm: clamp(0.8125rem, 0.78rem + 0.2vw, 0.9375rem);
  --fs-base: clamp(1rem, 0.96rem + 0.2vw, 1.0625rem);
  --fs-md: clamp(1.125rem, 1.06rem + 0.3vw, 1.25rem);
  --fs-lg: clamp(1.375rem, 1.22rem + 0.7vw, 1.75rem);
  --fs-xl: clamp(1.75rem, 1.42rem + 1.5vw, 2.375rem);
  --fs-2xl: clamp(2.125rem, 1.6rem + 2.3vw, 3.125rem);
  --fs-3xl: clamp(2.5rem, 1.85rem + 2.9vw, 4rem);

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.77, 0, 0.175, 1);
  --dur-fast: 140ms;
  --dur-base: 220ms;
  --dur-slow: 420ms;
}

/* ---------------------------------- Reset ---------------------------------- */

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}
body {
  margin: 0;
  background: var(--panel);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: var(--fs-base);
  line-height: 1.55;
  font-feature-settings: "cv01" 1;
  -webkit-font-smoothing: antialiased;
}
img, svg, canvas, video { display: block; max-width: 100%; }
a { color: inherit; }
ul, ol { padding: 0; margin: 0; list-style: none; }
h1, h2, h3, p { margin: 0; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; background: none; border: none; }

/* Browser surfaces carry the design too */
::selection { background: var(--ink); color: var(--panel-raised); }
:focus-visible {
  outline: 2.5px solid var(--ink);
  outline-offset: 3px;
  border-radius: calc(var(--radius) * 0.5);
}
html { caret-color: var(--tag-computers); }
* { scrollbar-color: var(--ink-muted) var(--panel); scrollbar-width: thin; }
::-webkit-scrollbar { width: 11px; height: 11px; }
::-webkit-scrollbar-track { background: var(--panel); }
::-webkit-scrollbar-thumb { background: var(--panel-deep); border-radius: 999px; border: 3px solid var(--panel); }
::-webkit-scrollbar-thumb:hover { background: var(--ink-muted); }

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

/* ---------------------------------- Layout ---------------------------------- */

.wrap { max-width: var(--container); margin: 0 auto; padding-inline: var(--pad); }

.skip-link {
  position: absolute;
  left: var(--space-3);
  top: -60px;
  z-index: 200;
  background: var(--ink);
  color: var(--panel-raised);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius);
  font-size: var(--fs-sm);
  transition: top var(--dur-base) var(--ease-out);
}
.skip-link:focus { top: var(--space-3); }

.visually-hidden {
  position: absolute; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0 0 0 0); clip-path: inset(50%); white-space: nowrap; border: 0; padding: 0; margin: -1px;
}

/* Перфорация: жёсткий модуль панели */
.perforated {
  background-image: radial-gradient(circle, var(--panel-deep) 1.3px, transparent 1.3px);
  background-size: var(--module) var(--module);
  background-position: calc(var(--module) / 2) calc(var(--module) / 2);
}

.section { padding-block: var(--section-pad); position: relative; }
.section-sm { padding-block: var(--section-pad-sm); }
.section-head {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  max-width: 62ch;
  margin-bottom: var(--space-7);
}
.section-title {
  font-size: var(--fs-2xl);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.08;
}
.section-title em { font-style: normal; color: var(--ink); }
.section-intro {
  font-size: var(--fs-md);
  color: var(--ink-soft);
  max-width: 68ch;
  line-height: 1.5;
}

/* ---------------------------------- Buttons ---------------------------------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.95em 1.5em;
  border-radius: var(--radius);
  font-size: var(--fs-sm);
  font-weight: 600;
  letter-spacing: 0.01em;
  white-space: nowrap;
  border: 1.5px solid transparent;
  transition: transform var(--dur-fast) var(--ease-out),
    background-color var(--dur-base) var(--ease-out),
    border-color var(--dur-base) var(--ease-out),
    color var(--dur-base) var(--ease-out),
    box-shadow var(--dur-base) var(--ease-out);
}
.btn:active { transform: scale(0.97); }
.btn-primary {
  background: var(--ink);
  color: var(--panel-raised);
  box-shadow: 0 1px 0 rgba(20, 23, 26, 0.08);
}
.btn-primary:hover { background: #262B30; }
.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--ink);
}
.btn-ghost:hover { background: var(--panel-deep); }
.btn-whatsapp {
  background: var(--panel-raised);
  color: var(--ink);
  border-color: var(--rule);
}
.btn-whatsapp:hover { border-color: var(--ink); background: var(--panel-deep); }
.btn[disabled], .btn.is-loading {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
  pointer-events: none;
}
.btn .btn-spinner {
  width: 14px; height: 14px; border-radius: 50%;
  border: 2px solid currentColor; border-top-color: transparent;
  animation: spin 700ms linear infinite;
}
@media (prefers-reduced-motion: reduce) {
  .btn .btn-spinner { animation-duration: 1400ms; }
}
@keyframes spin { to { transform: rotate(360deg); } }

.hero-actions, .order-routes { display: flex; flex-wrap: wrap; gap: var(--space-3); }

/* ---------------------------------- Header ---------------------------------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(240, 241, 240, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--rule);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding-block: var(--space-3);
}
.brand { display: flex; align-items: center; gap: var(--space-3); text-decoration: none; }
.brand-mark {
  display: grid;
  place-items: center;
  width: 34px; height: 34px;
  background: var(--ink);
  color: var(--panel-raised);
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 15px;
}
.brand-name { font-weight: 700; font-size: var(--fs-base); }
.brand-name em { font-style: normal; color: var(--ink-muted); }

.nav { display: none; align-items: center; gap: var(--space-6); }
.nav a {
  text-decoration: none;
  font-size: var(--fs-sm);
  color: var(--ink-soft);
  padding-block: var(--space-1);
  border-bottom: 1.5px solid transparent;
  transition: color var(--dur-base) var(--ease-out), border-color var(--dur-base) var(--ease-out);
}
.nav a:hover { color: var(--ink); }
.nav a[aria-current="page"] { color: var(--ink); border-color: var(--tag-computers); }

.header-actions { display: flex; align-items: center; gap: var(--space-3); }
.phone-link {
  display: none;
  align-items: center;
  gap: var(--space-2);
  text-decoration: none;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: var(--fs-sm);
  color: var(--ink);
  padding: var(--space-2) var(--space-3);
  border: 1.5px solid var(--rule);
  border-radius: var(--radius);
  transition: border-color var(--dur-base) var(--ease-out), background-color var(--dur-base) var(--ease-out);
}
.phone-link:hover { border-color: var(--ink); background: var(--panel-raised); }

.nav-toggle {
  display: grid;
  place-items: center;
  width: 40px; height: 40px;
  border-radius: var(--radius);
  border: 1.5px solid var(--rule);
}
.nav-toggle:hover { border-color: var(--ink); }
.nav-toggle-bars { display: flex; flex-direction: column; gap: 4px; width: 18px; }
.nav-toggle-bars span {
  display: block; height: 2px; background: var(--ink); border-radius: 1px;
  transition: transform var(--dur-base) var(--ease-in-out), opacity var(--dur-base) var(--ease-out);
}
.nav-toggle[aria-expanded="true"] .bar-1 { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .bar-2 { opacity: 0; }
.nav-toggle[aria-expanded="true"] .bar-3 { transform: translateY(-6px) rotate(-45deg); }

.nav-panel {
  position: fixed;
  inset: 0;
  top: 61px;
  background: var(--panel-raised);
  padding: var(--space-6) var(--pad);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  overflow-y: auto;
}
.nav-panel[hidden] { display: none; }
.nav-panel a {
  text-decoration: none;
  font-size: var(--fs-lg);
  font-weight: 600;
  color: var(--ink);
  padding-block: var(--space-3);
  border-bottom: 1px solid var(--rule);
}
.nav-panel a[aria-current="page"] { color: var(--tag-computers); }
.nav-panel .phone-link { display: inline-flex; margin-top: var(--space-4); }

@media (min-width: 900px) {
  .nav { display: flex; }
  .phone-link { display: inline-flex; }
  .nav-toggle { display: none; }
}

/* ---------------------------------- Hero ---------------------------------- */

.hero {
  position: relative;
  min-height: clamp(560px, 92vh, 900px);
  display: flex;
  align-items: stretch;
  overflow: hidden;
  border-bottom: 1px solid var(--rule);
}
.hero-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}
.hero-static-note {
  position: absolute;
  inset: 0;
  display: none;
}
.hero-inner {
  position: relative;
  z-index: 2;
  width: 100%;
  display: flex;
  align-items: center;
  padding: var(--space-7) var(--pad);
}
.hero-card {
  background: var(--panel-raised);
  border-radius: var(--radius);
  padding: var(--space-6);
  max-width: 560px;
  box-shadow: 0 24px 48px -32px rgba(20, 23, 26, 0.45);
}
.hero-title {
  font-size: var(--fs-3xl);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.06;
  margin-bottom: var(--space-4);
}
.hero-lede {
  font-size: var(--fs-md);
  color: var(--ink-soft);
  line-height: 1.5;
  margin-bottom: var(--space-6);
  max-width: 46ch;
}
.hero-routes-label {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-muted);
  margin-bottom: var(--space-2);
}

@media (max-width: 640px) {
  .hero-card { padding: var(--space-5); max-width: none; }
  .hero-title { font-size: var(--fs-xl); }
}

/* ---------------------------------- Episode (GSAP ScrollTrigger pin) ---------------------------------- */

.episode {
  position: relative;
  background: var(--panel-raised);
  overflow: hidden;
  border-bottom: 1px solid var(--rule);
  padding-left: 20px;
  padding-right: 20px;
}
@media (min-width: 640px) {
  .episode { padding-left: 32px; padding-right: 32px; }
}
@media (min-width: 1100px) {
  .episode { padding-left: 48px; padding-right: 48px; }
}
.episode-pin {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-7) var(--pad);
  gap: var(--space-6);
}
.episode-copy { text-align: center; max-width: 46ch; }
.episode-copy-tangled,
.episode-copy-settled {
  grid-row: 1;
  grid-column: 1;
  transition: opacity var(--dur-slow) var(--ease-out);
}
.episode-copy-inner { display: grid; }
.episode-copy-tangled { font-size: var(--fs-md); color: var(--ink-muted); opacity: 1; }
.episode-copy-settled { font-size: var(--fs-xl); font-weight: 700; letter-spacing: -0.02em; opacity: 0; }
.episode.is-settled .episode-copy-tangled,
.episode[data-static="true"] .episode-copy-tangled { opacity: 0; }
.episode.is-settled .episode-copy-settled,
.episode[data-static="true"] .episode-copy-settled { opacity: 1; }

/* Reduced motion / нет GSAP: сразу конечное состояние, без пиннинга */
.episode[data-static="true"] .lane-wire-tangled { opacity: 0; }
.episode[data-static="true"] .lane-wire-straight { opacity: 1; }
.episode[data-static="true"] .lane-tag text { opacity: 1; }
.episode[data-static="true"] .episode-pin { min-height: auto; padding-block: var(--space-8); }

.episode-svg { width: min(100%, 900px); height: auto; }
.episode-svg .lane-wire-tangled {
  fill: none; stroke-width: 2.5; stroke-linecap: round; stroke: var(--ink-muted);
  opacity: 1; transition: opacity var(--dur-base) linear;
}
.episode-svg .lane-wire-straight {
  fill: none; stroke-width: 2.5; stroke-linecap: round; stroke: var(--ink);
  opacity: 0; transition: opacity var(--dur-base) linear;
}
.episode-svg .lane-group-plain .lane-wire-tangled { stroke-width: 2; opacity: 0.55; }
.episode-svg .lane-group-plain .lane-wire-straight { stroke: var(--panel-deep); stroke-width: 2; }
.episode-svg .lane-tag rect { fill: var(--ink); transition: transform var(--dur-base) var(--ease-out); }
.episode-svg .lane-tag text {
  font-family: var(--font-mono); font-size: 13px; font-weight: 700; fill: #fff;
  opacity: 0; transition: opacity var(--dur-base) linear;
}
.episode-svg .lane-group { transition: transform var(--dur-base) var(--ease-out); }
.episode-svg .lane-group[data-cat="computers"] .lane-wire-straight { stroke: var(--tag-computers); }
.episode-svg .lane-group[data-cat="computers"] .lane-tag rect { fill: var(--tag-computers); }
.episode-svg .lane-group[data-cat="network"] .lane-wire-straight { stroke: var(--tag-network); }
.episode-svg .lane-group[data-cat="network"] .lane-tag rect { fill: var(--tag-network); }
.episode-svg .lane-group[data-cat="servers"] .lane-wire-straight { stroke: var(--tag-servers); }
.episode-svg .lane-group[data-cat="servers"] .lane-tag rect { fill: var(--tag-servers); }
.episode-svg .lane-group[data-cat="remote"] .lane-wire-straight { stroke: var(--tag-remote); }
.episode-svg .lane-group[data-cat="remote"] .lane-tag rect { fill: var(--tag-remote); }

/* ---------------------------------- Services ---------------------------------- */

.services-list { display: flex; flex-direction: column; }
.service-row {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-5);
  padding-block: var(--space-6);
  border-top: 1px solid var(--rule);
  align-items: start;
}
.services-list .service-row:last-child { border-bottom: 1px solid var(--rule); }
.tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: var(--fs-xs);
  letter-spacing: 0.04em;
  color: var(--panel-raised);
  border-radius: var(--radius);
  padding: var(--space-2) var(--space-3);
  white-space: nowrap;
  height: fit-content;
}
.tag[data-cat="computers"] { background: var(--tag-computers); }
.tag[data-cat="network"] { background: var(--tag-network); }
.tag[data-cat="servers"] { background: var(--tag-servers); }
.tag[data-cat="remote"] { background: var(--tag-remote); }

.service-name { font-size: var(--fs-lg); font-weight: 700; letter-spacing: -0.01em; margin-bottom: var(--space-2); }
.service-desc { color: var(--ink-soft); max-width: 62ch; margin-bottom: var(--space-3); }
.service-scope { color: var(--ink-muted); font-size: var(--fs-sm); }

@media (max-width: 640px) {
  .service-row { grid-template-columns: 1fr; gap: var(--space-3); }
  .tag { width: fit-content; }
}

/* ---------------------------------- How (on-site / remote) ---------------------------------- */

.how-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
}
@media (min-width: 900px) {
  .how-grid { grid-template-columns: 1.1fr 0.9fr; }
}
.how-block h3 { font-size: var(--fs-lg); font-weight: 700; margin-bottom: var(--space-3); }
.how-block p { color: var(--ink-soft); max-width: 56ch; margin-bottom: var(--space-5); }

.photo-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4); }
.photo-slot {
  aspect-ratio: 4 / 3;
  border: 1.5px dashed var(--panel-deep);
  border-radius: var(--radius);
  background: var(--panel-raised);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3);
  text-align: center;
}
.photo-slot svg { width: 30px; height: 30px; color: var(--ink-muted); }
.photo-slot-caption { font-size: var(--fs-xs); color: var(--ink-muted); line-height: 1.4; }

.chip-list { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.chip {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius);
  border: 1.5px solid var(--rule);
  background: var(--panel-raised);
  font-size: var(--fs-sm);
  color: var(--ink-soft);
}
.chip::before {
  content: "";
  width: 8px; height: 8px;
  border-radius: 2px;
  background: var(--dot-color, var(--ink-muted));
  flex-shrink: 0;
}
.chip[data-cat="remote"] { --dot-color: var(--tag-remote); }

/* ---------------------------------- Prices ---------------------------------- */

.price-group { margin-bottom: var(--space-8); }
.price-group:last-child { margin-bottom: 0; }
.price-group-head {
  display: flex;
  align-items: baseline;
  gap: var(--space-4);
  padding-bottom: var(--space-4);
  border-bottom: 1.5px solid var(--ink);
  margin-bottom: var(--space-2);
}
.price-group-title { font-size: var(--fs-lg); font-weight: 700; letter-spacing: -0.01em; }
.price-group-desc { color: var(--ink-muted); font-size: var(--fs-sm); max-width: 56ch; }

.price-row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: var(--space-4);
  padding-block: var(--space-4);
  border-bottom: 1px solid var(--rule-soft);
}
.price-row:last-child { border-bottom: none; }
.price-num {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--panel-raised);
  background: var(--dot-color, var(--ink-muted));
  border-radius: var(--radius);
  padding: var(--space-1) var(--space-2);
  min-width: 3.4em;
  text-align: center;
}
.price-group[data-cat="computers"] .price-num { --dot-color: var(--tag-computers); }
.price-group[data-cat="network"] .price-num { --dot-color: var(--tag-network); }
.price-group[data-cat="servers"] .price-num { --dot-color: var(--tag-servers); }
.price-group[data-cat="remote"] .price-num { --dot-color: var(--tag-remote); }

.price-row-title { font-weight: 600; font-size: var(--fs-base); margin-bottom: var(--space-1); }
.price-row-meta { color: var(--ink-muted); font-size: var(--fs-sm); }
.price-row-value {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: var(--fs-base);
  white-space: nowrap;
}

@media (max-width: 640px) {
  .price-row { grid-template-columns: auto 1fr; }
  .price-row-value { grid-column: 2; font-size: var(--fs-sm); }
}

.price-foot {
  margin-top: var(--space-7);
  padding-top: var(--space-5);
  border-top: 1px solid var(--rule);
  color: var(--ink-muted);
  font-size: var(--fs-sm);
  max-width: 74ch;
}
.price-foot a { color: var(--ink); text-decoration-color: var(--rule); text-underline-offset: 3px; }

/* ---------------------------------- Process ---------------------------------- */

.process-list { display: grid; gap: var(--space-6); }
@media (min-width: 720px) {
  .process-list { grid-template-columns: repeat(2, 1fr); }
}
.process-step { display: grid; grid-template-columns: auto 1fr; gap: var(--space-4); align-items: start; }
.process-num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: var(--fs-md);
  color: var(--ink-muted);
  padding-top: 0.1em;
}
.process-step h3 { font-size: var(--fs-md); font-weight: 700; margin-bottom: var(--space-2); }
.process-step p { color: var(--ink-soft); max-width: 46ch; }

/* ---------------------------------- Order / contact ---------------------------------- */

.order-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
}
@media (min-width: 980px) {
  .order-grid { grid-template-columns: 0.85fr 1.15fr; }
}

.order-routes { flex-direction: column; margin-bottom: var(--space-6); }
.contact-route {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-4);
  border: 1.5px solid var(--rule);
  border-radius: var(--radius);
  text-decoration: none;
  transition: border-color var(--dur-base) var(--ease-out), background-color var(--dur-base) var(--ease-out);
}
.contact-route:hover { border-color: var(--ink); background: var(--panel-raised); }
.contact-route-title { font-weight: 700; font-size: var(--fs-base); }
.contact-route-meta { color: var(--ink-muted); font-size: var(--fs-sm); font-family: var(--font-mono); }

.legal-card {
  background: var(--panel-raised);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  padding: var(--space-5);
}
.legal-card-title { font-size: var(--fs-xs); text-transform: uppercase; letter-spacing: 0.06em; color: var(--ink-muted); margin-bottom: var(--space-2); }
.legal-card-row { font-weight: 600; margin-bottom: var(--space-1); }
.legal-card-mono { font-family: var(--font-mono); color: var(--ink-soft); font-size: var(--fs-sm); }

.form { display: flex; flex-direction: column; gap: var(--space-5); }
.field { display: flex; flex-direction: column; gap: var(--space-2); }
.field-label { font-size: var(--fs-sm); font-weight: 600; }
.field input, .field select, .field textarea {
  background: var(--panel-raised);
  border: 1.5px solid var(--rule);
  border-radius: var(--radius);
  padding: var(--space-3) var(--space-4);
  font-size: var(--fs-base);
  color: var(--ink);
  transition: border-color var(--dur-base) var(--ease-out), box-shadow var(--dur-base) var(--ease-out);
}
.field input::placeholder, .field textarea::placeholder { color: var(--ink-muted); }
.field input:hover, .field select:hover, .field textarea:hover { border-color: var(--ink-muted); }
.field input:focus-visible, .field select:focus-visible, .field textarea:focus-visible {
  outline: none;
  border-color: var(--ink);
  box-shadow: 0 0 0 3px rgba(20, 23, 26, 0.12);
}
.field textarea { resize: vertical; min-height: 108px; }
.field select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4 6l4 4 4-4' stroke='%2340464C' stroke-width='1.6' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right var(--space-4) center; padding-right: var(--space-8); }
.field input:disabled, .field select:disabled, .field textarea:disabled { background: var(--panel); color: var(--ink-muted); cursor: not-allowed; }

.field.has-error input, .field.has-error select, .field.has-error textarea { border-color: var(--state-error); }
.field-error-msg { display: none; color: var(--state-error); font-size: var(--fs-xs); }
.field.has-error .field-error-msg { display: block; }

.field-check { display: flex; align-items: flex-start; gap: var(--space-3); font-size: var(--fs-sm); color: var(--ink-soft); }
.field-check input[type="checkbox"] {
  appearance: none;
  width: 20px; height: 20px;
  border: 1.5px solid var(--rule);
  border-radius: calc(var(--radius) * 0.5);
  flex-shrink: 0;
  margin-top: 0.1em;
  display: grid;
  place-items: center;
  transition: border-color var(--dur-fast) var(--ease-out), background-color var(--dur-fast) var(--ease-out);
}
.field-check input[type="checkbox"]::after {
  content: "";
  width: 10px; height: 10px;
  clip-path: polygon(13% 45%, 40% 72%, 87% 15%, 100% 28%, 42% 95%, 0% 55%);
  background: var(--panel-raised);
  transform: scale(0);
  transition: transform var(--dur-fast) var(--ease-out);
}
.field-check input[type="checkbox"]:checked { background: var(--ink); border-color: var(--ink); }
.field-check input[type="checkbox"]:checked::after { transform: scale(1); }
.field-check input[type="checkbox"]:hover { border-color: var(--ink); }
.field-check a { color: var(--ink); text-underline-offset: 3px; }

.form-status {
  display: none;
  padding: var(--space-4);
  border-radius: var(--radius);
  font-size: var(--fs-sm);
}
.form-status.is-visible { display: block; }
.form-status.is-success { background: #E9F3EC; color: #0E5B34; border: 1px solid #B7DCC3; }
.form-status.is-error { background: #FBEAE8; color: var(--state-error); border: 1px solid #F0C4C0; }

.btn-submit { width: 100%; justify-content: center; }

@media (max-width: 640px) {
  .contact-route { flex-direction: column; align-items: flex-start; gap: var(--space-2); }
}

/* ---------------------------------- Footer ---------------------------------- */

.footer { border-top: 1px solid var(--rule); padding-block: var(--space-7); }
.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-6);
  margin-bottom: var(--space-6);
}
.footer-name { font-weight: 700; font-size: var(--fs-md); margin-bottom: var(--space-2); }
.footer-format { color: var(--ink-soft); max-width: 40ch; margin-bottom: var(--space-2); }
.footer-meta { color: var(--ink-muted); font-family: var(--font-mono); font-size: var(--fs-xs); }
.footer-links { display: flex; flex-direction: column; gap: var(--space-2); align-items: flex-start; }
.footer-links a { text-decoration: none; color: var(--ink-soft); font-size: var(--fs-sm); }
.footer-links a:hover { color: var(--ink); }
.footer-colophon {
  display: flex;
  justify-content: space-between;
  gap: var(--space-4);
  padding-top: var(--space-5);
  border-top: 1px solid var(--rule);
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--ink-muted);
}

@media (max-width: 640px) {
  .footer-colophon { flex-direction: column; gap: var(--space-2); }
}