/* ==========================================================================
   ProxyFalcon — shared stylesheet
   One file for the whole site. Edit colours in the :root block below.
   ========================================================================== */

:root {
  /* ---- Colour tokens (EDIT here to re-skin the whole site) ---- */
  --bg:        #080C16;
  --bg-alt:    #0A1020;
  --panel:     #0E1626;
  --panel-2:   #121C30;
  --line:      #1B2740;
  --line-soft: #141E33;
  --text:      #E8EEF9;
  --text-dim:  #A7B6CE;
  --text-mute: #8B9CB8;
  --accent:    #2FD4FF;
  --accent-dk: #0E9FCC;
  --accent-fade: rgba(47, 212, 255, 0.10);
  --amber:     #FFB43D;
  --amber-fade: rgba(255, 180, 61, 0.09);

  /* ---- Type ---- */
  --font-head: "Space Grotesk", "Helvetica Neue", Arial, sans-serif;
  --font-body: "Inter", "Helvetica Neue", Arial, sans-serif;
  --font-mono: "JetBrains Mono", "SFMono-Regular", Consolas, monospace;

  /* ---- Spacing / layout ---- */
  --wrap: 1180px;
  --wrap-narrow: 800px;
  --radius: 4px;
  --header-h: 68px;
}

/* ---- Reset ---- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, svg { max-width: 100%; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

/* ---- Headings ---- */
h1, h2, h3, h4 {
  font-family: var(--font-head);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.12;
  margin: 0 0 0.6em;
  color: #fff;
}
h1 { font-size: clamp(2.1rem, 5.2vw, 3.6rem); }
h2 { font-size: clamp(1.6rem, 3.4vw, 2.3rem); }
h3 { font-size: clamp(1.1rem, 1.8vw, 1.28rem); letter-spacing: -0.015em; }
h4 { font-size: 1rem; letter-spacing: 0; }
p { margin: 0 0 1.1em; color: var(--text-dim); }
p:last-child { margin-bottom: 0; }
strong { color: var(--text); font-weight: 600; }
ul, ol { color: var(--text-dim); padding-left: 1.25em; }
li { margin-bottom: 0.5em; }
code, .mono { font-family: var(--font-mono); font-size: 0.9em; }

/* ---- Layout helpers ---- */
/* Stops long monospace/code content from stretching a grid column past the viewport. */
.hero-grid > *, .cards > *, .price-grid > *, .legal-layout > *,
.contact-layout > *, .uc-grid > *, .geo-grid > *, .steps > * { min-width: 0; }
.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }
.wrap-narrow { max-width: var(--wrap-narrow); }
section { position: relative; }
.section { padding: 84px 0; }
.section-sm { padding: 56px 0; }
.section-line { border-top: 1px solid var(--line-soft); }
.center { text-align: center; }
.mt-0 { margin-top: 0; }

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 14px;
  display: block;
}
.lede { font-size: 1.06rem; color: var(--text-dim); max-width: 66ch; }
.section-head { max-width: 62ch; margin-bottom: 42px; }
.center .section-head { margin-left: auto; margin-right: auto; }

/* ---- Grid texture ---- */
.grid-bg::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, var(--line-soft) 1px, transparent 1px),
    linear-gradient(to bottom, var(--line-soft) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 90% 70% at 50% 0%, #000 0%, transparent 78%);
  -webkit-mask-image: radial-gradient(ellipse 90% 70% at 50% 0%, #000 0%, transparent 78%);
  opacity: 0.85;
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-family: var(--font-head);
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  padding: 12px 22px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background .18s ease, border-color .18s ease, color .18s ease, transform .18s ease;
  text-decoration: none !important;
  white-space: nowrap;
}
.btn-primary { background: var(--accent); color: #04121A; }
.btn-primary:hover { background: #6BE2FF; }
.btn-ghost { border-color: var(--line); color: var(--text); background: rgba(255,255,255,0.015); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }
.btn-sm { padding: 9px 16px; font-size: 0.85rem; }
.btn-block { width: 100%; justify-content: center; }
.btn-arrow { transition: transform .18s ease; }
.btn:hover .btn-arrow { transform: translateX(3px); }
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; }

/* ==========================================================================
   Header
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: rgba(8, 12, 22, 0.86);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line-soft);
}
.header-inner {
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: #fff;
  text-decoration: none !important;
  flex-shrink: 0;
}
.brand svg { color: var(--accent); display: block; }
.brand-name {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.06rem;
  letter-spacing: -0.03em;
}
.brand-name span { color: var(--accent); }

.nav { display: flex; align-items: center; gap: 4px; }
.nav a {
  font-size: 0.9rem;
  color: var(--text-dim);
  padding: 8px 12px;
  border-radius: var(--radius);
  text-decoration: none !important;
  transition: color .16s ease, background .16s ease;
}
.nav a:hover { color: #fff; background: rgba(255,255,255,0.04); }
.nav a[aria-current="page"] { color: var(--accent); }
.header-cta { display: flex; align-items: center; gap: 10px; }
/* The drawer CTA must keep button colours, not inherit the nav link colour. */
.nav a.btn { border-radius: var(--radius); }
.nav a.btn-primary { color: #04121A; background: var(--accent); }
.nav a.btn-primary:hover { color: #04121A; background: #6BE2FF; }
/* The nav holds its own CTA for the mobile drawer; hide it on desktop. */
@media (min-width: 881px) { .nav > .btn { display: none; } }

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--text);
  width: 40px; height: 38px;
  cursor: pointer;
  align-items: center; justify-content: center;
}
.nav-toggle span {
  display: block; width: 17px; height: 1.5px; background: currentColor;
  position: relative;
}
.nav-toggle span::before, .nav-toggle span::after {
  content: ""; position: absolute; left: 0; width: 17px; height: 1.5px; background: currentColor;
}
.nav-toggle span::before { top: -5px; }
.nav-toggle span::after { top: 5px; }

@media (max-width: 880px) {
  .nav-toggle { display: inline-flex; }
  .nav {
    position: absolute;
    top: var(--header-h); left: 0; right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--bg-alt);
    border-bottom: 1px solid var(--line);
    padding: 8px 16px 16px;
    display: none;
  }
  .nav.open { display: flex; }
  .nav a { padding: 12px 6px; border-bottom: 1px solid var(--line-soft); border-radius: 0; }
  .nav .btn { margin-top: 12px; justify-content: center; }
  .header-cta .btn { display: none; }
}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero { padding: 96px 0 84px; overflow: hidden; }
.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 56px;
  align-items: center;
}
.hero h1 { margin-bottom: 20px; }
.hero h1 em { font-style: normal; color: var(--accent); }
.hero .lede { font-size: 1.1rem; margin-bottom: 28px; }
.hero .btn-row { margin-bottom: 26px; }
.hero-meta {
  display: flex; flex-wrap: wrap; gap: 8px 20px;
  font-family: var(--font-mono); font-size: 0.75rem;
  color: var(--text-mute); letter-spacing: 0.04em;
}
.hero-meta span { display: inline-flex; align-items: center; gap: 7px; }
.dot { width: 5px; height: 5px; border-radius: 50%; background: var(--accent); flex-shrink: 0; }

/* ---- Code / config block ---- */
.code-card {
  background: linear-gradient(180deg, var(--panel) 0%, #0A1120 100%);
  border: 1px solid var(--line);
  border-radius: 6px;
  overflow: hidden;
  box-shadow: 0 24px 60px -30px rgba(0,0,0,0.9);
}
.code-head {
  display: flex; align-items: center; gap: 8px;
  padding: 11px 14px;
  border-bottom: 1px solid var(--line);
  background: rgba(255,255,255,0.015);
}
.code-head .lamp { width: 8px; height: 8px; border-radius: 50%; background: var(--line); }
.code-head .lamp.on { background: var(--accent); }
.code-title {
  font-family: var(--font-mono); font-size: 0.72rem;
  color: var(--text-mute); letter-spacing: 0.06em; margin-left: 4px;
}
.code-card pre {
  margin: 0;
  padding: 18px 16px;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  line-height: 1.85;
  color: var(--text-dim);
  white-space: pre;
}
.code-card pre .c { color: var(--text-mute); }
.code-card pre .k { color: var(--accent); }
.code-card pre .v { color: #fff; }
.code-note {
  padding: 12px 16px; border-top: 1px solid var(--line);
  font-size: 0.76rem; color: var(--text-mute); font-family: var(--font-mono);
}

/* ==========================================================================
   Cards
   ========================================================================== */
.cards { display: grid; gap: 18px; }
.cards-3 { grid-template-columns: repeat(3, 1fr); }
.cards-2 { grid-template-columns: repeat(2, 1fr); }
.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 26px 24px;
  position: relative;
  transition: border-color .2s ease, transform .2s ease, background .2s ease;
}
.card:hover { border-color: #2A3B5C; transform: translateY(-2px); }
.card h3 { margin-bottom: 10px; }
.card p { font-size: 0.94rem; }
.card-icon {
  width: 38px; height: 38px;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--accent);
  background: var(--accent-fade);
  margin-bottom: 18px;
}
.card-tag {
  font-family: var(--font-mono); font-size: 0.68rem;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--text-mute); display: block; margin-bottom: 12px;
}
.spec-list { list-style: none; padding: 0; margin: 18px 0 0; border-top: 1px solid var(--line-soft); padding-top: 14px; }
.spec-list li {
  display: flex; justify-content: space-between; gap: 14px;
  font-family: var(--font-mono); font-size: 0.76rem;
  color: var(--text-mute); margin: 0; padding: 5px 0;
}
.spec-list li b { color: var(--text); font-weight: 500; text-align: right; }

/* ---- Use case list ---- */
.uc-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--line-soft); border: 1px solid var(--line-soft); border-radius: 6px; overflow: hidden; }
.uc {
  background: var(--bg-alt);
  padding: 26px 24px;
  transition: background .2s ease;
}
.uc:hover { background: var(--panel); }
.uc-num { font-family: var(--font-mono); font-size: 0.72rem; color: var(--accent); letter-spacing: 0.1em; }
.uc h3 { margin: 10px 0 8px; font-size: 1.08rem; }
.uc p { font-size: 0.92rem; margin: 0; }

/* ---- Prohibited block (amber) ---- */
.warn-block {
  border: 1px solid rgba(255, 180, 61, 0.28);
  background:
    linear-gradient(180deg, var(--amber-fade) 0%, rgba(255,180,61,0.02) 100%);
  border-radius: 6px;
  padding: 34px 32px;
}
.warn-block .eyebrow { color: var(--amber); }
.warn-block h2 { color: #fff; }
.warn-head { display: flex; align-items: flex-start; gap: 18px; }
.warn-icon { color: var(--amber); flex-shrink: 0; margin-top: 4px; }
.warn-list { list-style: none; padding: 0; margin: 24px 0 0; display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px 26px; }
.warn-list li {
  display: flex; gap: 11px; align-items: flex-start;
  font-size: 0.94rem; color: var(--text-dim); margin: 0;
}
.warn-x { color: var(--amber); flex-shrink: 0; margin-top: 3px; }
.warn-foot { margin-top: 26px; padding-top: 20px; border-top: 1px solid rgba(255,180,61,0.18); font-size: 0.92rem; }

/* ---- Steps ---- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; counter-reset: s; }
.step { border-top: 2px solid var(--line); padding-top: 20px; }
.step-n {
  font-family: var(--font-mono); font-size: 0.74rem; color: var(--accent);
  letter-spacing: 0.14em; display: block; margin-bottom: 12px;
}
.step h3 { font-size: 1.02rem; margin-bottom: 8px; }
.step p { font-size: 0.9rem; margin: 0; }

/* ---- Geo ---- */
.geo-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line-soft); border: 1px solid var(--line-soft); border-radius: 6px; overflow: hidden; }
.geo {
  background: var(--bg-alt); padding: 18px 20px;
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
}
.geo b { font-family: var(--font-head); font-weight: 600; font-size: 0.98rem; color: var(--text); letter-spacing: -0.01em; }
.geo .cc { font-family: var(--font-mono); font-size: 0.74rem; color: var(--accent); letter-spacing: 0.1em; }

/* ==========================================================================
   FAQ accordion
   ========================================================================== */
.faq { border-top: 1px solid var(--line-soft); }
.faq-item { border-bottom: 1px solid var(--line-soft); }
.faq-q {
  width: 100%;
  display: flex; align-items: flex-start; justify-content: space-between; gap: 20px;
  background: none; border: 0; cursor: pointer;
  padding: 22px 2px;
  text-align: left;
  font-family: var(--font-head); font-weight: 600; font-size: 1.02rem;
  letter-spacing: -0.015em;
  color: var(--text);
  transition: color .16s ease;
}
.faq-q:hover { color: var(--accent); }
.faq-q .ic {
  flex-shrink: 0; width: 20px; height: 20px; margin-top: 2px;
  position: relative; color: var(--accent);
}
.faq-q .ic::before, .faq-q .ic::after {
  content: ""; position: absolute; background: currentColor;
  transition: transform .22s ease, opacity .22s ease;
}
.faq-q .ic::before { top: 9px; left: 3px; width: 14px; height: 1.5px; }
.faq-q .ic::after  { left: 9px; top: 3px; width: 1.5px; height: 14px; }
.faq-q[aria-expanded="true"] .ic::after { transform: scaleY(0); }
.faq-a { display: none; padding: 0 60px 24px 2px; }
.faq-a p { font-size: 0.95rem; }
.faq-a.open { display: block; }
.faq-a code { background: var(--panel-2); padding: 2px 6px; border-radius: 3px; color: var(--accent); }

/* ==========================================================================
   CTA band
   ========================================================================== */
.cta-band {
  border: 1px solid var(--line);
  border-radius: 6px;
  background:
    radial-gradient(ellipse 70% 120% at 50% 0%, rgba(47,212,255,0.10) 0%, transparent 70%),
    var(--panel);
  padding: 56px 40px;
  text-align: center;
}
.cta-band h2 { max-width: 22ch; margin: 0 auto 14px; }
.cta-band .lede { margin: 0 auto 26px; }
.cta-band .btn-row { justify-content: center; }

/* ==========================================================================
   Pricing
   ========================================================================== */
.price-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; align-items: stretch; }
.plan {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 28px 24px;
  display: flex; flex-direction: column;
  position: relative;
}
.plan.featured {
  border-color: var(--accent);
  background: linear-gradient(180deg, rgba(47,212,255,0.07) 0%, var(--panel) 45%);
  box-shadow: 0 26px 60px -34px rgba(47,212,255,0.5);
}
.plan-badge {
  position: absolute; top: -1px; right: 16px;
  transform: translateY(-50%);
  background: var(--accent); color: #04121A;
  font-family: var(--font-mono); font-size: 0.64rem;
  letter-spacing: 0.14em; text-transform: uppercase;
  padding: 4px 10px; border-radius: 3px;
  white-space: nowrap;
}
.plan-name { font-family: var(--font-head); font-weight: 700; font-size: 1.1rem; letter-spacing: -0.02em; color: #fff; }
.plan-vol { font-family: var(--font-mono); font-size: 0.76rem; color: var(--accent); letter-spacing: 0.1em; margin-top: 6px; }
.plan-price { display: flex; align-items: baseline; gap: 7px; margin: 22px 0 6px; min-height: 2.35rem; }
.plan-price .amt { font-family: var(--font-head); font-weight: 700; font-size: 2.35rem; letter-spacing: -0.04em; color: #fff; line-height: 1; }
.plan-price .amt-sm { font-size: 1.7rem; letter-spacing: -0.03em; }
.plan-price .per { font-size: 0.84rem; color: var(--text-mute); }
.plan-rate { font-family: var(--font-mono); font-size: 0.72rem; color: var(--text-mute); margin-bottom: 20px; min-height: 2.6em; }
.plan-feat { list-style: none; padding: 0; margin: 0 0 24px; border-top: 1px solid var(--line-soft); padding-top: 18px; }
.plan-feat li { display: flex; gap: 10px; font-size: 0.9rem; color: var(--text-dim); align-items: flex-start; }
.plan-feat .tick { color: var(--accent); flex-shrink: 0; margin-top: 4px; }
.plan .btn { margin-top: auto; }

.note-strip {
  display: flex; gap: 14px; align-items: flex-start;
  border: 1px solid var(--line);
  border-left: 2px solid var(--accent);
  background: var(--bg-alt);
  border-radius: var(--radius);
  padding: 18px 20px;
}
.note-strip svg { color: var(--accent); flex-shrink: 0; margin-top: 3px; }
.note-strip p { font-size: 0.93rem; margin: 0; }
.note-strip.amber { border-left-color: var(--amber); }
.note-strip.amber svg { color: var(--amber); }

/* Comparison table */
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 6px; }
table.tbl { width: 100%; border-collapse: collapse; min-width: 560px; }
table.tbl th, table.tbl td { text-align: left; padding: 14px 18px; border-bottom: 1px solid var(--line-soft); font-size: 0.92rem; }
table.tbl thead th {
  background: var(--panel-2); color: #fff;
  font-family: var(--font-mono); font-size: 0.7rem;
  letter-spacing: 0.14em; text-transform: uppercase; font-weight: 500;
}
table.tbl td { color: var(--text-dim); }
table.tbl tbody tr:last-child td { border-bottom: 0; }
table.tbl td:first-child { color: var(--text); font-weight: 500; }

/* ==========================================================================
   Page header (inner pages)
   ========================================================================== */
.page-head { padding: 72px 0 44px; border-bottom: 1px solid var(--line-soft); overflow: hidden; }
.page-head h1 { margin-bottom: 16px; }
.page-head .lede { font-size: 1.05rem; }
.updated {
  font-family: var(--font-mono); font-size: 0.74rem;
  color: var(--text-mute); letter-spacing: 0.06em; margin-top: 18px;
}

/* ---- Legal / prose ---- */
.legal { padding: 56px 0 84px; }
.legal-layout { display: grid; grid-template-columns: 236px 1fr; gap: 56px; align-items: start; }
.toc {
  position: sticky; top: calc(var(--header-h) + 24px);
  border-left: 1px solid var(--line);
  padding-left: 18px;
}
.toc h4 {
  font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--text-mute); margin-bottom: 12px; font-weight: 500;
}
.toc ol { list-style: none; padding: 0; margin: 0; counter-reset: t; }
.toc li { margin: 0; }
.toc a {
  display: block; padding: 5px 0; font-size: 0.86rem;
  color: var(--text-mute); text-decoration: none !important;
  transition: color .16s ease;
}
.toc a:hover { color: var(--accent); }
.prose h2 {
  font-size: 1.3rem; margin-top: 46px; margin-bottom: 14px;
  padding-top: 8px; scroll-margin-top: 96px;
}
.prose > h2:first-child { margin-top: 0; }
.prose h3 { font-size: 1.02rem; margin-top: 28px; margin-bottom: 10px; }
.prose p, .prose li { font-size: 0.96rem; }
.prose ul, .prose ol { margin-bottom: 1.1em; }
.prose .kv {
  font-family: var(--font-mono); font-size: 0.86rem;
  background: var(--panel-2); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 3px 8px; color: var(--accent);
  display: inline-block;
}
.callout {
  border: 1px solid var(--line); border-left: 2px solid var(--accent);
  background: var(--bg-alt); border-radius: var(--radius);
  padding: 18px 20px; margin: 24px 0;
}
.callout p { font-size: 0.93rem; }
.callout.amber { border-left-color: var(--amber); }

/* ==========================================================================
   Contact
   ========================================================================== */
.contact-layout { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 44px; align-items: start; }
.contact-card { background: var(--panel); border: 1px solid var(--line); border-radius: 6px; padding: 28px 26px; }
.cinfo { list-style: none; padding: 0; margin: 0; }
.cinfo li { display: flex; gap: 14px; padding: 16px 0; border-bottom: 1px solid var(--line-soft); margin: 0; }
.cinfo li:last-child { border-bottom: 0; padding-bottom: 0; }
.cinfo svg { color: var(--accent); flex-shrink: 0; margin-top: 3px; }
.cinfo .k { font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--text-mute); display: block; }
.cinfo .v { font-size: 0.98rem; color: var(--text); word-break: break-word; }

form .field { margin-bottom: 18px; }
form label {
  display: block; font-family: var(--font-mono); font-size: 0.7rem;
  letter-spacing: 0.14em; text-transform: uppercase; color: var(--text-mute);
  margin-bottom: 8px;
}
form input, form select, form textarea {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 0.95rem;
  padding: 11px 13px;
  transition: border-color .16s ease;
}
form input:focus, form select:focus, form textarea:focus { border-color: var(--accent); outline: none; }
form textarea { resize: vertical; min-height: 130px; }
form .help { font-size: 0.82rem; color: var(--text-mute); margin: 10px 0 0; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }

/* ==========================================================================
   404
   ========================================================================== */
.err-wrap { min-height: calc(100vh - var(--header-h) - 260px); display: flex; align-items: center; padding: 80px 0; }
.err-code {
  font-family: var(--font-mono); font-size: clamp(3.5rem, 12vw, 7rem);
  color: var(--accent); letter-spacing: -0.04em; line-height: 1; margin: 0 0 8px;
  opacity: 0.9;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer { border-top: 1px solid var(--line-soft); background: var(--bg-alt); padding: 56px 0 32px; margin-top: 0; }
.foot-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 40px; }
.foot-about p { font-size: 0.9rem; margin-top: 16px; max-width: 34ch; }
.foot-col h4 {
  font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--text-mute); margin-bottom: 14px; font-weight: 500;
}
.foot-col ul { list-style: none; padding: 0; margin: 0; }
.foot-col li { margin-bottom: 9px; }
.foot-col a { font-size: 0.9rem; color: var(--text-dim); text-decoration: none !important; }
.foot-col a:hover { color: var(--accent); }
.foot-bar {
  margin-top: 44px; padding-top: 22px; border-top: 1px solid var(--line-soft);
  display: flex; flex-wrap: wrap; gap: 10px 24px; justify-content: space-between;
  font-size: 0.82rem; color: var(--text-mute);
}
.foot-bar p { margin: 0; font-size: 0.82rem; color: var(--text-mute); }

/* ==========================================================================
   Scroll reveal
   ========================================================================== */
.reveal { opacity: 0; transform: translateY(14px); transition: opacity .55s ease, transform .55s cubic-bezier(.2,.7,.3,1); }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 1040px) {
  .price-grid { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .legal-layout { grid-template-columns: 1fr; gap: 34px; }
  .toc { position: static; }
  .toc ol { display: flex; flex-wrap: wrap; gap: 4px 20px; }
}
@media (max-width: 920px) {
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .cards-3 { grid-template-columns: 1fr; }
  .foot-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .contact-layout { grid-template-columns: 1fr; }
  .geo-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 720px) {
  .section { padding: 60px 0; }
  .hero { padding: 60px 0 56px; }
  .page-head { padding: 52px 0 34px; }
  .uc-grid { grid-template-columns: 1fr; }
  .warn-list { grid-template-columns: 1fr; }
  .warn-block { padding: 26px 20px; }
  .cta-band { padding: 40px 22px; }
  .cards-2 { grid-template-columns: 1fr; }
}
@media (max-width: 620px) {
  .wrap { padding: 0 18px; }
  .price-grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .geo-grid { grid-template-columns: 1fr; }
  .foot-grid { grid-template-columns: 1fr; gap: 28px; }
  .field-row { grid-template-columns: 1fr; }
  .faq-a { padding-right: 30px; }
  .faq-q { font-size: 0.97rem; gap: 14px; }
  .btn { width: 100%; justify-content: center; }
  .btn-row { flex-direction: column; }
  .nav .btn, .header-cta .btn { width: auto; }
  .warn-head { gap: 12px; }
  .legal { padding: 40px 0 64px; }
  .hero-meta { font-size: 0.7rem; }
  .code-card pre { font-size: 0.7rem; line-height: 1.8; padding: 14px 14px; }
  .code-note { font-size: 0.7rem; }
}