/* Stolk Labs — site styles
   Recreated from the B² design prototype (dark, blue accent).
   Tokens lifted verbatim from site-b2-final.jsx / case-page.jsx. */

:root {
  --bg: #0a0b0e;
  --panel: #13151a;
  --panel-2: #1a1d24;
  --border: #252932;
  --border-soft: #1d2028;
  --fg: #ece9df;
  --fg-dim: #9b9eaa;
  --fg-faint: #5d6170;
  --red: #ff7488;
  --blue: #7aa7ff;
  --amber: #f0c14b;
  --green: #7cd99a;
  --accent: #2B9DF2;
  --accent-soft: rgba(43, 157, 242, 0.10);
  --accent-deep: #1976D8;
  --display: "Plus Jakarta Sans", system-ui, -apple-system, sans-serif;
  --mono: "JetBrains Mono", "IBM Plex Mono", ui-monospace, monospace;
  --maxw: 1320px;
  --gutter: 36px;
}

* { box-sizing: border-box; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--display);
  font-size: 16px;
  line-height: 1.5;
}

img { display: block; max-width: 100%; }
a { color: inherit; }

::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 5px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent); }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 var(--gutter); }

/* ── Nav ─────────────────────────────────────────────────────────── */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(10, 11, 14, 0.85);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-soft);
}
.nav-inner {
  display: flex; align-items: center; gap: 28px;
  padding: 14px 0;
}
.nav-logo img { height: 36px; width: auto; }
.nav-spacer { flex: 1; }
.nav-menu { display: flex; align-items: center; gap: 28px; }
.nav-links { display: flex; gap: 30px; }
.nav-link {
  font-size: 14px; color: var(--fg-dim);
  text-decoration: none; cursor: pointer;
  transition: color .15s;
}
.nav-link:hover { color: var(--fg); }

.lang { display: flex; align-items: center; gap: 4px; }
.lang-btn {
  border: none; background: transparent; cursor: pointer; padding: 0;
  font-family: var(--display); font-size: 13px; color: var(--fg-faint);
  text-transform: uppercase; transition: color .15s;
}
.lang-btn.active { color: var(--fg); font-weight: 600; }
.lang-sep { color: var(--fg-faint); }

.btn {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--display); cursor: pointer;
  border-radius: 999px; text-decoration: none;
  transition: background .15s, border-color .15s, transform .15s;
}
.btn-accent {
  background: var(--accent); color: var(--bg); border: none;
  padding: 9px 18px; font-size: 13px; font-weight: 600;
}
.btn-accent:hover { background: var(--accent-deep); }
.btn-primary {
  background: var(--accent); color: var(--bg); border: none;
  padding: 14px 22px; font-size: 15px; font-weight: 600;
}
.btn-primary:hover { background: var(--accent-deep); }
.btn-ghost {
  background: transparent; color: var(--fg);
  border: 1px solid var(--border); padding: 13px 22px;
  font-size: 15px; font-weight: 500;
}
.btn-ghost:hover { border-color: var(--accent); }

.nav-toggle {
  display: none; width: 40px; height: 40px;
  border: 1px solid var(--border); background: var(--panel);
  border-radius: 8px; cursor: pointer; padding: 0;
  align-items: center; justify-content: center;
}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  display: block; width: 16px; height: 2px;
  background: var(--fg); border-radius: 2px; position: relative;
  transition: transform .2s, opacity .2s;
}
.nav-toggle span::before { content: ""; position: absolute; top: -5px; }
.nav-toggle span::after { content: ""; position: absolute; top: 5px; }
.nav-toggle.open span { background: transparent; }
.nav-toggle.open span::before { transform: translateY(5px) rotate(45deg); }
.nav-toggle.open span::after { transform: translateY(-5px) rotate(-45deg); }

/* ── Sections ────────────────────────────────────────────────────── */
section { scroll-margin-top: 96px; }
.section { padding: 88px 0 80px; border-top: 1px solid var(--border-soft); }
.section--panel { background: var(--panel); }

.section-head { max-width: 900px; }
.kicker {
  font-family: var(--display); font-size: 13px; color: var(--accent);
  letter-spacing: 0.8px; text-transform: uppercase; font-weight: 600;
  margin-bottom: 18px;
}
.section-title {
  font-size: clamp(2.2rem, 6vw, 4rem); font-weight: 500;
  margin: 0; letter-spacing: -0.028em; line-height: 1.02; color: var(--fg);
}
.section-title .it {
  font-style: italic; font-weight: 400; color: var(--fg-dim);
}
.section-sub {
  font-size: 17px; color: var(--fg-dim);
  margin: 18px 0 0; max-width: 640px; line-height: 1.5;
}

/* ── Hero ────────────────────────────────────────────────────────── */
.hero { padding: 72px 0 56px; }
.hero-grid {
  display: grid; grid-template-columns: 1.1fr 1fr;
  gap: 48px; align-items: start;
}
.kicker-badge {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 13px; color: var(--fg-dim); margin: 0 0 28px;
  padding: 5px 12px 5px 8px;
  border: 1px solid var(--border); border-radius: 999px; background: var(--panel);
}
.dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent); box-shadow: 0 0 8px var(--accent);
  flex: none;
}
.hero-title {
  font-size: clamp(2.9rem, 8.6vw, 6rem); font-weight: 500;
  margin: 0; line-height: 0.92; letter-spacing: -0.032em; color: var(--fg);
}
.hero-title .it { font-style: italic; font-weight: 400; }
.hero-title .dim { color: var(--fg-dim); }
.hero-sub {
  font-size: 17px; line-height: 1.6; color: var(--fg-dim);
  margin: 28px 0 0; max-width: 520px;
}
.hero-actions { display: flex; gap: 12px; margin-top: 32px; flex-wrap: wrap; }

/* ── Code window ─────────────────────────────────────────────────── */
.codewin {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: 8px; overflow: hidden; align-self: start;
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.45);
}
.codewin-bar {
  background: var(--panel-2); padding: 11px 14px;
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center; gap: 8px;
}
.codewin-dots { display: flex; gap: 6px; }
.codewin-dots span { width: 11px; height: 11px; border-radius: 50%; }
.codewin-title {
  flex: 1; text-align: center;
  font-family: var(--mono); font-size: 11px; color: var(--fg-faint);
}
.codewin-bar .spacer { width: 38px; }
.codewin pre {
  margin: 0; padding: 22px 24px; overflow-x: auto;
  font-family: var(--mono); font-size: 13px; line-height: 1.75;
  color: var(--fg);
}
.tok-comment { color: var(--fg-faint); }
.tok-kw { color: var(--blue); }
.tok-amber { color: var(--amber); }
.tok-fn { color: var(--accent); }
.tok-key { color: var(--red); }
.tok-str { color: var(--accent); }

/* ── Services ────────────────────────────────────────────────────── */
.serv-grid {
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: 16px; margin-top: 48px;
}
.serv-card {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: 10px; padding: 28px 28px 24px;
  transition: border-color .15s;
}
.serv-card:hover { border-color: var(--accent-deep); }
.serv-top {
  display: flex; justify-content: space-between;
  align-items: baseline; margin-bottom: 14px;
}
.serv-no { font-size: 13px; font-weight: 600; color: var(--accent); letter-spacing: 0.5px; }
.serv-card h3 {
  font-size: 30px; font-weight: 500; margin: 0; letter-spacing: -0.023em;
}
.serv-card p {
  font-size: 14.5px; line-height: 1.55; color: var(--fg-dim);
  margin: 10px 0 18px;
}
.tech { display: flex; flex-wrap: wrap; gap: 6px; }
.tech-tag {
  font-size: 12px; font-weight: 500; color: var(--fg-dim);
  padding: 4px 11px; background: var(--bg);
  border: 1px solid var(--border); border-radius: 999px;
}

/* ── Process ─────────────────────────────────────────────────────── */
.proc-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 16px; margin-top: 48px;
}
.proc-card {
  background: var(--bg); border: 1px solid var(--border);
  border-radius: 10px; padding: 26px 24px;
}
.proc-no {
  font-size: 56px; font-weight: 500; color: var(--accent);
  letter-spacing: -0.045em; margin-bottom: 16px; line-height: 1;
}
.proc-t {
  font-size: 22px; font-weight: 500; color: var(--fg);
  margin-bottom: 10px; letter-spacing: -0.018em;
}
.proc-d { font-size: 14px; line-height: 1.55; color: var(--fg-dim); }

/* ── Cases grid ──────────────────────────────────────────────────── */
.case-grid {
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: 22px; margin-top: 48px;
}
.case-card {
  border: 1px solid var(--border); background: var(--panel);
  border-radius: 10px; overflow: hidden;
  text-decoration: none; color: var(--fg); display: block;
  transition: transform .2s, border-color .2s;
}
.case-card:hover { transform: translateY(-4px); border-color: var(--cc, var(--accent)); }
.case-thumb { height: 170px; position: relative; overflow: hidden; }
.case-stripe {
  position: absolute; inset: 0;
  background-image: repeating-linear-gradient(45deg, transparent 0 10px, rgba(0,0,0,0.10) 10px 11px);
}
.case-shot {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; object-position: top;
}
.case-tag {
  position: absolute; top: 16px; left: 16px;
  font-family: var(--mono); font-size: 11px; color: var(--fg);
  letter-spacing: 1px; font-weight: 700;
  background: rgba(10, 11, 14, 0.72); padding: 4px 9px; border-radius: 4px;
}
.case-year {
  position: absolute; top: 16px; right: 16px;
  font-size: 12px; color: var(--fg); font-weight: 600;
  background: rgba(10, 11, 14, 0.72); padding: 4px 9px; border-radius: 4px;
}
.case-spark { position: absolute; bottom: 16px; right: 16px; opacity: 0.45; }
.case-body { padding: 20px 24px 22px; }
.case-body h3 { font-size: 23px; font-weight: 500; margin: 0; letter-spacing: -0.022em; }
.case-body p {
  font-size: 14px; line-height: 1.55; color: var(--fg-dim); margin: 8px 0 16px;
}
.case-foot {
  display: flex; justify-content: space-between; align-items: center;
  padding-top: 14px; border-top: 1px solid var(--border);
}
.case-stack { font-family: var(--mono); font-size: 11px; color: var(--fg-faint); }
.case-metric { font-size: 13px; font-weight: 700; }

/* ── Contact ─────────────────────────────────────────────────────── */
.contact-grid {
  display: grid; grid-template-columns: 1fr 1.2fr;
  gap: 72px; align-items: start;
}
.contact-info { margin-top: 40px; }
.contact-row {
  display: flex; justify-content: space-between;
  padding: 14px 0; border-bottom: 1px solid var(--border-soft);
}
.contact-row .k { font-size: 13px; color: var(--fg-faint); }
.contact-row .v { font-size: 14px; color: var(--fg); }
.contact-row a.v { text-decoration: none; }
.contact-row a.v:hover { color: var(--accent); }

.form { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field--full, .form-block { grid-column: 1 / -1; }
.label {
  font-size: 12px; color: var(--fg-dim);
  margin-bottom: 8px; font-weight: 500;
}
.input, .textarea {
  width: 100%; background: var(--bg);
  border: 1px solid var(--border); color: var(--fg);
  font-family: var(--display); outline: none; border-radius: 8px;
}
.input { padding: 12px 16px; font-size: 14.5px; }
.textarea { padding: 14px 16px; font-size: 14.5px; resize: vertical; }
.input:focus, .textarea:focus { border-color: var(--accent); }
.input.err, .textarea.err { border-color: var(--red); }

.form-actions {
  grid-column: 1 / -1; display: flex; align-items: center;
  justify-content: flex-end; gap: 16px; margin-top: 4px;
}
.form-error { color: var(--red); font-size: 13px; }

.confirm {
  padding: 36px 32px; border: 1px solid var(--accent);
  border-radius: 10px; background: var(--accent-soft);
}
.confirm-badge {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12px; color: var(--accent); font-weight: 600;
  margin-bottom: 14px; padding: 4px 10px;
  border-radius: 999px; border: 1px solid var(--accent);
}
.confirm-badge .dot { width: 5px; height: 5px; box-shadow: none; }
.confirm h3 {
  font-size: 32px; font-weight: 500; margin: 0;
  letter-spacing: -0.025em; font-style: italic;
}
.confirm p { font-size: 15px; color: var(--fg-dim); margin: 12px 0 0; line-height: 1.5; }
.confirm h3 { margin: 0; }

/* ── Footer ──────────────────────────────────────────────────────── */
.footer { border-top: 1px solid var(--border-soft); }
.footer-inner {
  padding: 24px 0; font-size: 13px; color: var(--fg-faint);
  display: flex; justify-content: space-between; align-items: center; gap: 20px;
}
.footer-brand { display: flex; align-items: center; gap: 14px; }
.footer-brand img { height: 24px; width: auto; }
.footer-legal { display: flex; align-items: center; }
.footer-legal span { white-space: nowrap; }
.footer-legal span + span { margin-left: 22px; position: relative; }
.footer-legal span + span::before {
  content: "·"; position: absolute; left: -13px; color: var(--fg-faint);
}

/* ── Case study page ─────────────────────────────────────────────── */
.cp-main { max-width: 1280px; margin: 0 auto; }
.cp-crumb {
  display: flex; align-items: center; gap: 12px;
  font-family: var(--mono); font-size: 12px; color: var(--fg-faint);
  letter-spacing: 1px; margin-bottom: 36px;
}
.cp-crumb a { color: var(--fg-faint); text-decoration: none; transition: color .15s; }
.cp-crumb a:hover { color: var(--fg-dim); }
.cp-crumb .tag { color: var(--fg-dim); }

.cp-hero { padding: 64px 0 48px; }
.cp-hero-grid {
  display: grid; grid-template-columns: 1.4fr 1fr;
  gap: 64px; align-items: start;
}
.cp-title {
  font-size: clamp(2.6rem, 6.4vw, 4.75rem); font-weight: 500;
  margin: 0; line-height: 0.97; letter-spacing: -0.029em; color: var(--fg);
  text-wrap: pretty;
}
.cp-sub {
  font-size: 18px; line-height: 1.55; color: var(--fg-dim);
  margin: 28px 0 0; max-width: 600px;
}
.cp-livelink {
  display: inline-flex; align-items: center; gap: 9px;
  margin-top: 22px; font-size: 14px; font-weight: 600;
  color: var(--accent); text-decoration: none;
}
.cp-livelink:hover { text-decoration: underline; }
.cp-livedomain {
  font-family: var(--mono); font-weight: 400;
  font-size: 13px; color: var(--fg-dim);
}
.cp-meta {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: 10px; padding: 20px 24px;
}
.cp-meta-row {
  display: flex; justify-content: space-between;
  padding: 14px 0; border-bottom: 1px solid var(--border-soft);
}
.cp-meta-row:last-child { border-bottom: none; }
.cp-meta-row .k { font-size: 13px; color: var(--fg-faint); }
.cp-meta-row .v { font-size: 14px; color: var(--fg); font-weight: 500; text-align: right; }

.cp-screen {
  display: block; text-decoration: none; color: inherit; cursor: pointer;
  background: var(--panel); border: 1px solid var(--border);
  border-radius: 10px; overflow: hidden;
  box-shadow: 0 14px 40px rgba(0, 0, 0, 0.35);
  transition: border-color .15s, transform .15s;
}
.cp-screen.big { box-shadow: 0 30px 80px rgba(0, 0, 0, 0.5); }
.cp-screen:hover { border-color: var(--accent); }
.cp-screen:hover .cp-expand { color: var(--accent); }
.cp-screen-bar {
  background: var(--panel-2); padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center; gap: 8px;
}
.cp-screen-bar .dots { display: flex; gap: 6px; }
.cp-screen-bar .dots span { width: 11px; height: 11px; border-radius: 50%; }
.cp-screen-bar .label {
  flex: 1; text-align: center; font-family: var(--mono);
  font-size: 11px; color: var(--fg-faint);
}
.cp-expand {
  width: 38px; text-align: center; font-size: 14px;
  color: var(--fg-faint); transition: color .15s;
}
.cp-screen-body { height: 230px; position: relative; overflow: hidden; }
.cp-screen-body.big { height: 460px; }
.cp-screen-body .stripe {
  position: absolute; inset: 0;
  background-image: repeating-linear-gradient(45deg, transparent 0 12px, rgba(0,0,0,0.10) 12px 13px);
}
.cp-screen-body .ph {
  position: absolute; left: 24px; top: 24px; right: 24px;
  font-family: var(--mono); font-size: 11px;
  color: rgba(10, 11, 14, 0.7); letter-spacing: 1px;
}
.cp-screen-body .spark { position: absolute; bottom: 24px; right: 24px; opacity: 0.5; }
.cp-shot {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; object-position: top;
}

.cp-section-head .cp-h2 {
  font-size: clamp(2rem, 4.6vw, 3.25rem); font-weight: 500;
  margin: 0; letter-spacing: -0.027em; line-height: 1.05;
  color: var(--fg); max-width: 900px; text-wrap: pretty;
}
.cp-lead {
  font-size: 22px; line-height: 1.55; color: var(--fg);
  margin: 36px 0 0; max-width: 920px; text-wrap: pretty;
}
.cp-approach-grid { display: grid; gap: 18px; margin-top: 48px; }
.cp-approach-grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.cp-approach-grid.cols-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 1000px) {
  .cp-approach-grid.cols-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 760px) {
  .cp-approach-grid.cols-3,
  .cp-approach-grid.cols-4 { grid-template-columns: 1fr; }
}
.cp-step {
  background: var(--bg); border: 1px solid var(--border);
  border-radius: 10px; padding: 28px 26px;
}
.section--panel .cp-step { background: var(--bg); }
.cp-step .no {
  font-size: 56px; font-weight: 500; color: var(--accent);
  letter-spacing: -0.045em; margin-bottom: 18px; line-height: 1;
}
.cp-step .t {
  font-size: 22px; font-weight: 500; color: var(--fg);
  margin-bottom: 8px; letter-spacing: -0.018em;
}
.cp-step .s {
  font-family: var(--mono); font-size: 11px; color: var(--fg-faint);
  margin-bottom: 10px; letter-spacing: 0.5px;
}
.cp-step .d { font-size: 14.5px; line-height: 1.55; color: var(--fg-dim); }

.cp-result-grid {
  display: grid; grid-template-columns: 1fr 1.1fr;
  gap: 56px; margin-top: 48px; align-items: center;
}
.cp-metric-card {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: 10px; padding: 52px 44px;
  position: relative; overflow: hidden;
}
.cp-metric-glow { position: absolute; inset: 0; }
.cp-metric-inner { position: relative; }
.cp-metric {
  font-size: clamp(4rem, 9vw, 7.5rem); font-weight: 500;
  letter-spacing: -0.04em; line-height: 0.9; margin-bottom: 14px;
}
.cp-metric-label { font-size: 16px; color: var(--fg-dim); line-height: 1.4; }
.cp-kpis {
  margin-top: 32px; padding-top: 24px; border-top: 1px solid var(--border);
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px;
}
.cp-kpi .k {
  font-family: var(--mono); font-size: 10px; color: var(--fg-faint);
  letter-spacing: 1px; text-transform: uppercase;
}
.cp-kpi .v {
  font-size: 24px; font-weight: 500; color: var(--fg);
  margin-top: 6px; letter-spacing: -0.02em;
}
.cp-kpi .sub { font-size: 11px; color: var(--fg-faint); margin-top: 2px; }
.cp-result-body {
  font-size: 19px; line-height: 1.6; color: var(--fg);
  margin: 0; text-wrap: pretty;
}

.cp-gallery-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 22px; margin-top: 48px;
}

.cp-quote-wrap { max-width: 980px; margin: 0 auto; }
.cp-quote {
  font-size: clamp(1.9rem, 4.4vw, 3.5rem); font-weight: 400;
  color: var(--fg); line-height: 1.15; letter-spacing: -0.024em;
  font-style: italic; text-wrap: pretty; margin: 0;
}
.cp-quote .mark { color: var(--accent); font-style: normal; }
.cp-quote-author { margin-top: 36px; display: flex; align-items: center; gap: 14px; }
.cp-avatar {
  width: 44px; height: 44px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 16px; font-weight: 600; color: var(--bg); flex: none;
}
.cp-quote-author .name { font-size: 15px; font-weight: 600; color: var(--fg); }
.cp-quote-author .role { font-size: 13px; color: var(--fg-dim); margin-top: 2px; }

.cp-stack-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 48px;
}
.cp-stack-card {
  background: var(--bg); border: 1px solid var(--border);
  border-radius: 10px; padding: 22px 24px;
}
.section--panel .cp-stack-card { background: var(--bg); }
.cp-stack-card .k {
  font-size: 18px; font-weight: 600; color: var(--fg); letter-spacing: -0.017em;
}
.cp-stack-card .v { font-size: 13.5px; color: var(--fg-dim); margin-top: 6px; line-height: 1.5; }

.cp-next-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 28px;
}
.cp-next {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: 10px; padding: 32px; text-decoration: none; color: var(--fg);
  transition: border-color .15s, transform .15s; display: block;
}
.cp-next:hover { border-color: var(--accent); transform: translateY(-2px); }
.cp-next .label {
  font-family: var(--mono); font-size: 11px; color: var(--fg-faint);
  letter-spacing: 1px; text-transform: uppercase; margin-bottom: 14px;
}
.cp-next .title { font-size: 34px; font-weight: 500; letter-spacing: -0.023em; }
.cp-next .sub { font-size: 14px; color: var(--fg-dim); margin-top: 8px; }
.cp-cta {
  background: var(--panel); border: 1px solid var(--accent);
  border-radius: 10px; padding: 32px; position: relative; overflow: hidden;
}
.cp-cta-glow {
  position: absolute; inset: 0;
  background: radial-gradient(circle at 100% 0%, var(--accent-soft), transparent 70%);
}
.cp-cta-inner { position: relative; }
.cp-cta .title {
  font-size: 28px; font-weight: 500; letter-spacing: -0.021em;
  line-height: 1.15; text-wrap: pretty;
}
.cp-cta .sub { font-size: 14.5px; color: var(--fg-dim); margin-top: 12px; line-height: 1.55; }
.cp-cta .btn-primary { margin-top: 22px; padding: 12px 22px; font-size: 14px; }

/* ── Screenshot lightbox ─────────────────────────────────────────── */
.lightbox {
  position: fixed; inset: 0; z-index: 200;
  background: rgba(5, 6, 9, 0.94);
}
.lightbox[hidden] { display: none; }
.lightbox-scroll {
  position: absolute; inset: 0;
  overflow-y: auto; overflow-x: hidden;
  padding: 64px 16px 40px; cursor: zoom-out;
  -webkit-overflow-scrolling: touch;
}
.lightbox-img {
  display: block; width: 100%; max-width: 1200px; height: auto;
  margin: 0 auto; border-radius: 8px; cursor: default;
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.7);
}
.lightbox-close {
  position: fixed; top: 16px; right: 18px; z-index: 210;
  width: 46px; height: 46px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: var(--panel); border: 1px solid var(--border);
  color: var(--fg); font-size: 18px; cursor: pointer;
  transition: border-color .15s, color .15s;
}
.lightbox-close:hover { border-color: var(--accent); color: var(--accent); }

/* ── i18n visibility ─────────────────────────────────────────────── */
[data-lang-hidden] { display: none !important; }

/* ── Responsive ──────────────────────────────────────────────────── */
@media (max-width: 1000px) {
  .hero-grid { grid-template-columns: 1fr; gap: 36px; }
  .cp-hero-grid { grid-template-columns: 1fr; gap: 36px; }
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .cp-result-grid { grid-template-columns: 1fr; gap: 32px; }
  .proc-grid { grid-template-columns: repeat(2, 1fr); }
  .cp-next-grid { grid-template-columns: 1fr; }
}

@media (max-width: 860px) {
  :root { --gutter: 20px; }
  .nav-toggle { display: flex; }
  .nav-logo img { height: 32px; }
  .nav-menu {
    position: absolute; top: 100%; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: var(--bg); border-bottom: 1px solid var(--border);
    padding: 8px 20px 20px; display: none;
  }
  .nav-menu.open { display: flex; }
  .nav-links { flex-direction: column; gap: 0; }
  .nav-link { padding: 14px 0; border-bottom: 1px solid var(--border-soft); font-size: 16px; }
  .nav-menu .lang { padding: 16px 0 8px; }
  .nav-menu .btn-accent { justify-content: center; padding: 13px 18px; font-size: 14px; }
  .section { padding: 64px 0 60px; }
  .hero { padding: 48px 0 44px; }
  .serv-grid { grid-template-columns: 1fr; }
  .case-grid { grid-template-columns: 1fr; }
  .cp-gallery-grid { grid-template-columns: 1fr; }
  .cp-stack-grid { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; align-items: flex-start; gap: 14px; }
}

@media (max-width: 560px) {
  .footer-brand { flex-direction: column; align-items: flex-start; gap: 12px; }
  .footer-legal { flex-direction: column; align-items: flex-start; gap: 3px; }
  .footer-legal span + span { margin-left: 0; }
  .footer-legal span + span::before { content: none; }
}

@media (max-width: 540px) {
  .proc-grid { grid-template-columns: 1fr; }
  .form { grid-template-columns: 1fr; }
  .serv-card h3 { font-size: 26px; }
  .cp-kpis { grid-template-columns: 1fr; gap: 14px; }
  .cp-metric-card { padding: 36px 28px; }
  .form-actions { justify-content: stretch; }
  .form-actions .btn-primary { width: 100%; justify-content: center; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}