/* ===========================================================================
   RedDotCat Studio — showcase landing page
   No build step, no external fonts or CDNs: it is the Cloudflare Pages artifact.
   Sections: tokens · base · header · buttons · sections · catalogue · libraries
             calculator · pricing · faq · contact · footer · responsive
   =========================================================================== */

/* ------------------------------------------------------------------ tokens */
:root {
  --bg: #070b18;
  --bg-alt: #0b1124;
  --surface: rgba(255, 255, 255, 0.04);
  --surface-strong: rgba(255, 255, 255, 0.07);
  --line: rgba(255, 255, 255, 0.10);
  --line-strong: rgba(255, 255, 255, 0.18);
  --text: #e9edf9;
  --text-muted: #a4b0ce;
  --accent: #6fd0ff;
  --accent-deep: #3aa7e8;
  --accent-2: #a98bff;
  --ok: #57d68a;
  --warn: #ffc46b;
  --danger: #ff8b8b;
  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 22px;
  --shadow: 0 18px 44px rgba(3, 7, 20, 0.5);
  --wrap: 1160px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
  --t: 180ms ease;
}

/* ------------------------------------------------------------------ base */
*,
*::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);
  font-size: 16.5px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 { margin: 0 0 0.5em; line-height: 1.15; letter-spacing: -0.02em; }
h1 { font-size: clamp(2.1rem, 5.2vw, 3.6rem); }
h2 { font-size: clamp(1.6rem, 3.4vw, 2.4rem); }
h3 { font-size: 1.12rem; }
p { margin: 0 0 1rem; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
code { font-family: var(--mono); font-size: 0.9em; }
ul, ol { margin: 0; padding: 0; }
img, svg { max-width: 100%; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }

.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 22px; }
.wrap--narrow { max-width: 800px; }

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

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 40;
  background: var(--accent);
  color: #04101d;
  padding: 10px 16px;
  border-radius: 0 0 var(--radius-sm) 0;
  font-weight: 600;
}
.skip-link:focus { left: 0; }

/* ------------------------------------------------------------------ header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  background: rgba(7, 11, 24, 0.82);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 68px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--text);
}
.brand:hover { text-decoration: none; }
.brand__mark {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 12px;
  color: var(--accent);
  background: linear-gradient(150deg, rgba(111, 208, 255, 0.18), rgba(169, 139, 255, 0.14));
  border: 1px solid var(--line);
}
.brand__text { display: flex; flex-direction: column; line-height: 1.2; }
.brand__text strong { font-size: 1rem; letter-spacing: -0.01em; }
.brand__text span { font-size: 0.74rem; color: var(--text-muted); letter-spacing: 0.04em; text-transform: uppercase; }

.site-nav { display: flex; align-items: center; gap: 22px; }
.site-nav__list { display: flex; gap: 20px; list-style: none; }
.site-nav__list a { color: var(--text-muted); font-size: 0.94rem; font-weight: 500; }
.site-nav__list a:hover { color: var(--text); text-decoration: none; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 44px;
  height: 40px;
  align-items: center;
  justify-content: center;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  cursor: pointer;
}
.nav-toggle span:not(.sr-only) { display: block; width: 18px; height: 2px; background: var(--text); }

/* ------------------------------------------------------------------ buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 11px 20px;
  font: inherit;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: transform var(--t), background var(--t), border-color var(--t), color var(--t);
  text-align: center;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn[disabled] { opacity: 0.6; cursor: progress; transform: none; }
.btn--primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #06111f;
  box-shadow: 0 10px 28px rgba(58, 167, 232, 0.25);
}
.btn--ghost {
  background: var(--surface);
  border-color: var(--line-strong);
  color: var(--text);
}
.btn--ghost:hover { background: var(--surface-strong); }
.btn--sm { padding: 8px 15px; font-size: 0.85rem; }
.btn--lg { padding: 14px 26px; font-size: 1rem; }

/* ------------------------------------------------------------------ hero */
.hero {
  position: relative;
  padding: 84px 0 56px;
  background:
    radial-gradient(900px 420px at 12% -10%, rgba(111, 208, 255, 0.18), transparent 65%),
    radial-gradient(760px 420px at 88% 0%, rgba(169, 139, 255, 0.16), transparent 62%),
    var(--bg);
  border-bottom: 1px solid var(--line);
}
.hero__inner { max-width: 900px; }
.hero__lead { font-size: 1.1rem; color: var(--text-muted); max-width: 66ch; }
.hero__lead strong { color: var(--text); }
.hero__actions { display: flex; flex-wrap: wrap; gap: 14px; margin: 26px 0 40px; }

.eyebrow {
  margin: 0 0 14px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
}

.stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  list-style: none;
}
.stat {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px 18px;
}
.stat__value { display: block; font-size: 1.5rem; font-weight: 700; letter-spacing: -0.02em; }
.stat__label { display: block; font-size: 0.82rem; color: var(--text-muted); }

/* ------------------------------------------------------------------ pipeline strip */
.pipeline { padding: 34px 0; background: var(--bg-alt); border-bottom: 1px solid var(--line); }
.pipeline__list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
  list-style: none;
  counter-reset: none;
}
.pipeline__step {
  position: relative;
  padding: 18px 18px 18px 54px;
  border: 1px dashed var(--line);
  border-radius: var(--radius);
  font-size: 0.9rem;
  color: var(--text-muted);
}
.pipeline__step strong { display: block; color: var(--text); font-size: 1rem; margin-bottom: 4px; }
.pipeline__num {
  position: absolute;
  left: 16px;
  top: 18px;
  width: 26px;
  height: 26px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--surface-strong);
  border: 1px solid var(--line-strong);
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 700;
}

/* ------------------------------------------------------------------ sections */
.section { padding: 74px 0; }
.section--alt { background: var(--bg-alt); border-block: 1px solid var(--line); }
.section__head { max-width: 70ch; margin-bottom: 34px; }
.section__lead { color: var(--text-muted); }
.section__lead code { color: var(--accent); }

.note {
  margin-top: 24px;
  padding: 14px 18px;
  border-left: 3px solid var(--accent);
  background: var(--surface);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--text-muted);
  font-size: 0.92rem;
}

/* ------------------------------------------------------------------ compare table */
.table-scroll { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); }
.compare { width: 100%; min-width: 720px; border-collapse: collapse; font-size: 0.94rem; }
.compare th,
.compare td { padding: 15px 18px; text-align: left; border-bottom: 1px solid var(--line); vertical-align: top; }
.compare thead th {
  background: var(--surface-strong);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.compare tbody th { font-weight: 600; color: var(--text); width: 26%; }
.compare tbody td { color: var(--text-muted); }
.compare tbody tr:last-child th,
.compare tbody tr:last-child td { border-bottom: 0; }

/* ------------------------------------------------------------------ catalogue controls */
.catalogue__controls {
  display: grid;
  gap: 18px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--surface);
  margin-bottom: 28px;
}
.catalogue__status { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.catalogue__count { margin: 0; font-size: 0.9rem; color: var(--text-muted); }

.filter-group { display: flex; flex-wrap: wrap; gap: 8px; }

.chip {
  border: 1px solid var(--line-strong);
  background: var(--surface);
  color: var(--text-muted);
  border-radius: 999px;
  padding: 6px 13px;
  font: inherit;
  font-size: 0.82rem;
  cursor: pointer;
  transition: background var(--t), color var(--t), border-color var(--t);
}
.chip:hover { color: var(--text); background: var(--surface-strong); }
.chip[aria-pressed="true"] {
  background: linear-gradient(135deg, rgba(111, 208, 255, 0.22), rgba(169, 139, 255, 0.18));
  border-color: var(--accent);
  color: var(--text);
  font-weight: 600;
}
.chip--lib { font-family: var(--mono); font-size: 0.78rem; }
.chip--lib:hover { border-color: var(--accent); color: var(--accent); }

/* ------------------------------------------------------------------ cards */
.card {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px;
}
.catalogue__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 18px;
}
.project-card { display: flex; flex-direction: column; }
.project-card:target,
.library-card:target { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent); }

.card__head { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 12px; }
.tag {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border: 1px solid var(--line-strong);
  color: var(--text-muted);
  white-space: nowrap;
}
.project-card[data-scenario="sales"] .tag--scenario { color: #8fd8ff; border-color: rgba(111, 208, 255, 0.5); }
.project-card[data-scenario="ecommerce"] .tag--scenario { color: #ffca8f; border-color: rgba(255, 196, 107, 0.5); }
.project-card[data-scenario="docs"] .tag--scenario { color: #b6a4ff; border-color: rgba(169, 139, 255, 0.5); }
.project-card[data-scenario="data"] .tag--scenario { color: #8ff0c4; border-color: rgba(87, 214, 138, 0.45); }
.project-card[data-scenario="crm"] .tag--scenario { color: #ff9fd0; border-color: rgba(255, 139, 139, 0.45); }
.project-card[data-scenario="hr"] .tag--scenario { color: #9fd3ff; border-color: rgba(111, 208, 255, 0.4); }
.project-card[data-scenario="support"] .tag--scenario { color: #ffd79f; border-color: rgba(255, 196, 107, 0.4); }
.project-card[data-scenario="content"] .tag--scenario { color: #c9b6ff; border-color: rgba(169, 139, 255, 0.4); }
.project-card[data-status="spec"] .tag--status { color: var(--text-muted); }
.project-card[data-status="demo-next"] .tag--status { color: #06111f; background: var(--accent); border-color: transparent; }

.card__title { margin-bottom: 14px; }
.card__facts { margin: 0; }
.card__facts dt {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 4px;
}
.card__facts dd { margin: 0 0 14px; color: var(--text-muted); font-size: 0.94rem; }
.card__facts dd:last-child { margin-bottom: 0; }
.card__facts code { color: var(--text); background: var(--surface-strong); padding: 1px 5px; border-radius: 5px; }

.card__caveat {
  margin: 16px 0 0;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  background: rgba(255, 196, 107, 0.08);
  border: 1px solid rgba(255, 196, 107, 0.28);
  color: #f0d7ab;
  font-size: 0.85rem;
}

.card__foot { margin-top: auto; padding-top: 16px; }
.card__libs-label {
  margin: 0 0 8px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.chips { display: flex; flex-wrap: wrap; gap: 7px; list-style: none; }
.card__cta { display: inline-block; margin-top: 14px; font-size: 0.88rem; font-weight: 600; }
.card__cta::after { content: " →"; }

.is-hidden { display: none !important; }

.catalogue__empty {
  margin-top: 22px;
  padding: 26px;
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text-muted);
}
.catalogue__empty p { margin-bottom: 14px; color: var(--text); }

/* ------------------------------------------------------------------ form fields (shared) */
.field { display: grid; gap: 8px; }
.field label { font-size: 0.88rem; font-weight: 600; color: var(--text); }
.field--search { max-width: 520px; }
.req { color: var(--accent); }

input[type="text"],
input[type="email"],
input[type="search"],
select,
textarea {
  width: 100%;
  padding: 11px 13px;
  font: inherit;
  font-size: 0.95rem;
  color: var(--text);
  background: rgba(4, 8, 20, 0.6);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  transition: border-color var(--t), background var(--t);
}
input::placeholder,
textarea::placeholder { color: #7484a6; }
input[type="text"]:focus,
input[type="email"]:focus,
input[type="search"]:focus,
select:focus,
textarea:focus { border-color: var(--accent); background: rgba(4, 8, 20, 0.85); outline: none; }
textarea { resize: vertical; min-height: 120px; }
select { appearance: none; background-image: none; }

/* Honeypot: hidden from people, still submitted by naive bots. */
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

/* ------------------------------------------------------------------ libraries */
.library-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(330px, 1fr));
  gap: 18px;
  list-style: none;
}
.library-card { display: flex; flex-direction: column; }
.library-card__head { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 10px; }
.library-card__name { margin: 0; font-size: 1.05rem; font-family: var(--mono); }
.library-card__purpose { color: var(--text-muted); font-size: 0.93rem; }
.library-card__purpose code { color: var(--accent); }
.code {
  margin: 0 0 16px;
  padding: 13px 15px;
  background: rgba(2, 6, 16, 0.75);
  border: 1px solid var(--line);
  border-left: 3px solid var(--accent-2);
  border-radius: var(--radius-sm);
  overflow-x: auto;
  font-size: 0.85rem;
  line-height: 1.5;
}
.code code { color: #cbe6ff; white-space: pre; }
.library-card__foot { margin-top: auto; display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.library-card__usage { margin: 0; font-size: 0.82rem; color: var(--text-muted); }

/* ------------------------------------------------------------------ process steps */
.steps {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  list-style: none;
  margin-bottom: 26px;
}
.step {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}
.step__num { display: block; font-family: var(--mono); font-size: 0.85rem; color: var(--accent); margin-bottom: 8px; }
.step h3 { margin-bottom: 6px; }
.step p { margin: 0; color: var(--text-muted); font-size: 0.94rem; }

.demo {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  flex-wrap: wrap;
  padding: 24px;
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius-lg);
  background: linear-gradient(120deg, rgba(111, 208, 255, 0.08), rgba(169, 139, 255, 0.07));
}
.demo__body { max-width: 60ch; }
.demo__title { margin-bottom: 6px; }
.demo__body p { margin: 0; color: var(--text-muted); font-size: 0.94rem; }
.demo__slot {
  margin: 0;
  padding: 11px 18px;
  border-radius: 999px;
  border: 1px dashed var(--line-strong);
  color: var(--text-muted);
  font-size: 0.85rem;
}

/* ------------------------------------------------------------------ pricing */
.pricing {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 18px;
  align-items: start;
}
.price-card { padding: 26px; }
.price-card--muted { background: transparent; border-style: dashed; }
.price-card__label {
  margin: 0 0 6px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.price-card__amount {
  margin: 0 0 8px;
  font-size: 3rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1;
}
.price-card__currency { font-size: 1.05rem; font-weight: 700; color: var(--accent); vertical-align: 0.9rem; margin-right: 4px; }
.price-card__note { color: var(--text-muted); font-size: 0.9rem; }
.ticks,
.crosses { list-style: none; display: grid; gap: 10px; margin: 18px 0; }
.ticks li,
.crosses li { position: relative; padding-left: 26px; font-size: 0.94rem; color: var(--text-muted); }
.ticks li::before,
.crosses li::before { position: absolute; left: 0; top: 0; font-weight: 700; }
.ticks li::before { content: "✓"; color: var(--ok); }
.crosses li::before { content: "×"; color: var(--text-muted); }

/* ------------------------------------------------------------------ calculator */
.calculator { margin-top: 20px; padding: 26px; }
.calculator__title { margin-bottom: 6px; }
.calculator__lead { color: var(--text-muted); font-size: 0.94rem; }
.calculator__readouts { display: flex; align-items: center; justify-content: space-between; gap: 14px; flex-wrap: wrap; }
.calculator__value { font-family: var(--mono); font-size: 1.05rem; color: var(--accent); }
input[type="range"] {
  width: 100%;
  height: 34px;
  margin: 0;
  background: transparent;
  appearance: none;
  cursor: pointer;
}
input[type="range"]::-webkit-slider-runnable-track {
  height: 6px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
}
input[type="range"]::-webkit-slider-thumb {
  appearance: none;
  width: 22px;
  height: 22px;
  margin-top: -8px;
  border-radius: 50%;
  background: #06121f;
  border: 3px solid var(--accent);
}
input[type="range"]::-moz-range-track { height: 6px; border-radius: 999px; background: linear-gradient(90deg, var(--accent), var(--accent-2)); }
input[type="range"]::-moz-range-thumb { width: 18px; height: 18px; border-radius: 50%; background: #06121f; border: 3px solid var(--accent); }

.calculator__results {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin: 22px 0 0;
}
.calculator__result {
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(2, 6, 16, 0.4);
}
.calculator__result dt { font-size: 0.76rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--text-muted); }
.calculator__result dd { margin: 6px 0 0; font-size: 1.25rem; font-weight: 700; font-family: var(--mono); }
.calculator__fineprint { margin: 18px 0 0; font-size: 0.82rem; color: var(--text-muted); }

/* ------------------------------------------------------------------ faq */
.faq { display: grid; gap: 10px; }
.faq__item {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  padding: 16px 20px;
}
.faq__item summary {
  cursor: pointer;
  font-weight: 600;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary::after { content: "+"; color: var(--accent); font-size: 1.2rem; line-height: 1; }
.faq__item[open] summary::after { content: "–"; }
.faq__item p { margin: 12px 0 0; color: var(--text-muted); font-size: 0.94rem; }

/* ------------------------------------------------------------------ contact */
.contact {
  display: grid;
  grid-template-columns: 1.35fr 0.65fr;
  gap: 20px;
  align-items: start;
}
.form-card { padding: 26px; }
.form { display: grid; gap: 16px; }
.field--check { display: flex; align-items: flex-start; gap: 10px; }
.field--check input { width: 18px; height: 18px; margin-top: 2px; accent-color: var(--accent); }
.field--check label { font-weight: 400; font-size: 0.9rem; color: var(--text-muted); }
.form__actions { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.form__hint { margin: 0; font-size: 0.78rem; color: var(--text-muted); max-width: 42ch; }
.form__status { margin: 0; font-size: 0.92rem; min-height: 1.2em; }
.form__status[data-tone="success"] { color: var(--ok); }
.form__status[data-tone="error"] { color: var(--danger); }
.form__status[data-tone="neutral"] { color: var(--text-muted); }
.form-notice {
  margin: 0 0 18px;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 196, 107, 0.35);
  background: rgba(255, 196, 107, 0.09);
  color: #f3ddb4;
  font-size: 0.88rem;
}
.contact__aside { display: grid; gap: 16px; align-content: start; padding: 8px 4px; }
.contact__aside h3 { font-size: 1rem; }
.next-steps { display: grid; gap: 10px; list-style: none; counter-reset: step; }
.next-steps li {
  position: relative;
  padding-left: 34px;
  color: var(--text-muted);
  font-size: 0.92rem;
  counter-increment: step;
}
.next-steps li::before {
  content: counter(step);
  position: absolute;
  left: 0;
  top: 1px;
  width: 22px;
  height: 22px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--surface-strong);
  border: 1px solid var(--line-strong);
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 700;
}
.contact__direct,
.contact__privacy { margin: 0; font-size: 0.88rem; color: var(--text-muted); }

/* ------------------------------------------------------------------ footer */
.site-footer {
  border-top: 1px solid var(--line);
  background: var(--bg-alt);
  padding: 44px 0 34px;
}
.site-footer__inner { display: grid; gap: 14px; }
.site-footer__brand { margin: 0; font-weight: 700; font-size: 1.05rem; }
.site-footer__note { margin: 0; color: var(--text-muted); font-size: 0.9rem; max-width: 62ch; }
.site-footer__nav ul { display: flex; flex-wrap: wrap; gap: 8px 20px; list-style: none; }
.site-footer__nav a { color: var(--text-muted); font-size: 0.9rem; }
.site-footer__nav a:hover { color: var(--text); }
.site-footer__legal,
.site-footer__stack { margin: 0; color: var(--text-muted); font-size: 0.82rem; }

/* ------------------------------------------------------------------ reveal (JS adds .has-js) */
html.has-js .card,
html.has-js .step,
html.has-js .stat {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 420ms ease, transform 420ms ease;
}
html.has-js .card.is-visible,
html.has-js .step.is-visible,
html.has-js .stat.is-visible { opacity: 1; transform: none; }

/* ------------------------------------------------------------------ responsive */
@media (max-width: 1040px) {
  .pricing,
  .contact { grid-template-columns: 1fr; }
  .calculator__results { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 900px) {
  .stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .pipeline__list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .steps { grid-template-columns: 1fr; }
}

@media (max-width: 760px) {
  body { font-size: 16px; }
  .section { padding: 56px 0; }
  .hero { padding: 62px 0 44px; }

  .nav-toggle { display: flex; }
  .site-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
    padding: 18px 22px 22px;
    background: rgba(7, 11, 24, 0.97);
    border-bottom: 1px solid var(--line);
    display: none;
  }
  .site-nav.is-open { display: flex; }
  .site-nav__list { flex-direction: column; gap: 12px; }
  .site-nav .btn { width: 100%; }
}

@media (max-width: 520px) {
  .wrap { padding: 0 16px; }
  .stats { grid-template-columns: 1fr; }
  .pipeline__list { grid-template-columns: 1fr; }
  .catalogue__grid,
  .library-grid { grid-template-columns: 1fr; }
  .calculator__results { grid-template-columns: 1fr; }
  .price-card__amount { font-size: 2.4rem; }
  .hero__actions .btn { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  html.has-js .card,
  html.has-js .step,
  html.has-js .stat { opacity: 1; transform: none; transition: none; }
  .btn:hover { transform: none; }
}

@media print {
  .site-header,
  .hero__actions,
  .catalogue__controls,
  .form-card,
  .site-footer__nav { display: none; }
  body { background: #fff; color: #111; }
}