/* =========================================================
   Faperia — styles.css
   Direction: "Engineered / Blueprint"
   Palette: cool white + light-gray + near-black ink, one cobalt accent
   Type: Space Grotesk (display) + Inter (body)
   ========================================================= */

:root {
  --bg:          #FFFFFF;          /* white */
  --bg-alt:      #F4F6F8;          /* cool light-gray (section-alt) */
  --bg-ink:      #0C1322;          /* deep cool ink (dark bands) */
  --ink:         #0E1626;          /* near-black, cool */
  --ink-soft:    #28324A;
  --muted:       #5B6577;          /* cool gray, secondary text */
  --accent:      #2F4BFF;          /* electric indigo / cobalt */
  --accent-deep: #1E36CC;
  --accent-soft: rgba(47, 75, 255, 0.08);
  --line:        #E2E6EE;          /* cool hairline */
  --line-soft:   #ECEFF5;
  --line-strong: #CDD4E0;
  --grid:        rgba(14, 22, 38, 0.05);  /* blueprint grid line */
  --white:       #FFFFFF;
  --on-ink:      rgba(255, 255, 255, 0.74); /* muted text on dark bands */

  --display:     'Space Grotesk', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --sans:        'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --container:   1180px;
  --radius:      8px;
  --radius-sm:   6px;
  --radius-pill: 999px;

  --t-fast:      150ms ease;
  --t-base:      280ms cubic-bezier(.2,.7,.2,1);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
img, svg { display: block; max-width: 100%; }
button { font: inherit; color: inherit; cursor: pointer; background: none; border: 0; }
a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; list-style: none; }

/* ---------- Base ---------- */
body {
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.65;
  color: var(--ink);
  background: var(--bg);
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

::selection { background: var(--accent); color: var(--white); }

.container {
  width: 100%;
  max-width: var(--container);
  padding: 0 28px;
  margin: 0 auto;
}

/* ---------- Typography ---------- */
h1, h2, h3, h4 {
  font-family: var(--display);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.12;
  color: var(--ink);
  margin: 0 0 0.5em;
}
h1 { font-size: clamp(2.6rem, 5.4vw, 4.4rem); font-weight: 700; letter-spacing: -0.035em; }
h2 { font-size: clamp(1.9rem, 3.2vw, 2.6rem); }
h3 { font-size: 1.25rem; font-weight: 600; }
h4 { font-size: 1.05rem; font-weight: 600; }
p  { margin: 0 0 1.1em; color: var(--ink-soft); }
p.muted { color: var(--muted); }
strong { font-weight: 600; color: var(--ink); }

/* Indexed, technical eyebrow — node tick + uppercase grotesk (not a code-comment) */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--display);
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 22px;
}
.eyebrow::before {
  content: '';
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-soft);
  flex-shrink: 0;
}

/* ---------- Header ---------- */
.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.78);
  border-bottom: 1px solid transparent;
  transition: border-color var(--t-base), background var(--t-base);
}
/* blur lives on a pseudo-element: backdrop-filter on .header itself would make it
   the containing block for the fixed mobile .nav, collapsing the menu panel */
.header::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  backdrop-filter: saturate(140%) blur(14px);
  -webkit-backdrop-filter: saturate(140%) blur(14px);
}
.header.scrolled {
  border-bottom-color: var(--line);
  background: rgba(255, 255, 255, 0.94);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 78px;
  gap: 32px;
}
.logo {
  font-family: var(--display);
  font-size: 1.45rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--ink);
  position: relative;
  padding-bottom: 4px;
}
.logo .accent-tail {
  color: var(--accent);
  border-bottom: 2px solid var(--accent);
  padding-bottom: 1px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 32px;
}
.nav-link {
  font-size: 0.94rem;
  color: var(--ink-soft);
  font-weight: 500;
  position: relative;
  padding: 6px 0;
  transition: color var(--t-fast);
}
.nav-link:hover { color: var(--accent); }
.nav-link.active { color: var(--ink); }
.nav-link.active::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: -2px;
  height: 1px;
  background: var(--accent);
}

.lang-toggle {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  padding: 4px;
  background: var(--white);
  margin-left: 8px;
}
.lang-toggle button {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--muted);
  padding: 5px 11px;
  border-radius: var(--radius-pill);
  transition: color var(--t-fast), background var(--t-fast);
}
.lang-toggle button.active {
  background: var(--ink);
  color: var(--bg);
}

/* ---------- Hamburger ---------- */
.hamburger {
  display: none;
  width: 28px;
  height: 28px;
  position: relative;
}
.hamburger span {
  position: absolute;
  left: 2px;
  right: 2px;
  height: 1.5px;
  background: var(--ink);
  transition: transform var(--t-base), opacity var(--t-fast);
}
.hamburger span:nth-child(1) { top: 8px; }
.hamburger span:nth-child(2) { top: 14px; }
.hamburger span:nth-child(3) { top: 20px; }
.hamburger.is-open span:nth-child(1) { top: 14px; transform: rotate(45deg); }
.hamburger.is-open span:nth-child(2) { opacity: 0; }
.hamburger.is-open span:nth-child(3) { top: 14px; transform: rotate(-45deg); }

/* ---------- Buttons ---------- */
/* Class display rules (.btn etc.) would otherwise beat the UA [hidden] rule */
[hidden] { display: none !important; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 26px;
  font-family: var(--display);
  font-size: 0.92rem;
  font-weight: 500;
  letter-spacing: 0;
  border-radius: var(--radius);
  transition: transform var(--t-fast), background var(--t-base), color var(--t-base), border-color var(--t-base), box-shadow var(--t-base);
  border: 1px solid transparent;
  cursor: pointer;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary {
  background: var(--accent);
  color: var(--white);
}
.btn-primary:hover {
  background: var(--accent-deep);
  box-shadow: 0 12px 26px -12px rgba(47, 75, 255, 0.6);
}
.btn-outline {
  background: transparent;
  color: var(--accent);
  border-color: var(--accent);
}
.btn-outline:hover { background: var(--accent); color: var(--white); }
.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line-strong);
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }

.btn-arrow::after {
  content: '→';
  font-size: 1.05em;
  transition: transform var(--t-base);
}
.btn-arrow:hover::after { transform: translateX(4px); }

.cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 36px;
}

/* ---------- Sections ---------- */
section {
  padding: 110px 0;
}
.section-alt {
  background-color: var(--bg-alt);
  background-image:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 28px 28px;
}
.section-tight { padding: 72px 0; }

.section-head {
  max-width: 720px;
  margin-bottom: 64px;
}
.section-head.center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}
.section-head p {
  font-size: 1.1rem;
  color: var(--muted);
  margin-bottom: 0;
}

/* ---------- Page hero ---------- */
.page-hero {
  padding: 130px 0 90px;
  border-bottom: 1px solid var(--line);
  position: relative;
  background-color: var(--bg);
  background-image:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 28px 28px;
}
.page-hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(120% 90% at 18% 0%, transparent 0%, var(--bg) 80%);
  pointer-events: none;
}
.page-hero .container { position: relative; z-index: 1; }
.page-hero .container { max-width: 920px; }
.page-hero h1 {
  font-size: clamp(2.4rem, 4.8vw, 3.8rem);
  margin-bottom: 28px;
}
.page-hero p.lead {
  font-size: 1.2rem;
  color: var(--muted);
  max-width: 640px;
  line-height: 1.55;
}

/* ---------- Home hero ---------- */
.hero {
  padding: 140px 0 130px;
  position: relative;
  overflow: hidden;
  background-color: var(--bg);
  background-image:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 28px 28px;
  background-position: center top;
}
/* fade the blueprint grid out toward the page so it reads as a backdrop */
.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(120% 90% at 18% 0%, transparent 0%, var(--bg) 78%);
  pointer-events: none;
  z-index: 0;
}
.hero .container { position: relative; z-index: 1; }
.hero-content { max-width: 880px; }
.hero h1 {
  font-size: clamp(3rem, 7.4vw, 6rem);
  font-weight: 700;
  letter-spacing: -0.045em;
  line-height: 1.0;
  margin-bottom: 28px;
}
.hero h1 em {
  color: var(--accent);
  font-style: italic;
  font-weight: 500;
}
.hero-tagline {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--display);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 28px;
}
.hero-desc {
  font-size: 1.25rem;
  color: var(--muted);
  max-width: 600px;
  line-height: 1.55;
  margin-bottom: 0;
}
.hero-meta {
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
  margin-top: 44px;
  font-size: 0.9rem;
  color: var(--muted);
}
.hero-meta span::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  margin-right: 9px;
  vertical-align: middle;
}

/* Flow-node graphic: ◍──◍──◍ automated-flow motif */
.hero-flow {
  margin-top: 52px;
  max-width: 560px;
  width: 100%;
  height: auto;
  color: var(--accent);
  overflow: visible;
}
.hero-flow .flow-track { stroke: var(--line-strong); stroke-width: 2; }
.hero-flow .flow-node {
  fill: var(--white);
  stroke: var(--accent);
  stroke-width: 2;
}
.hero-flow .flow-core { fill: var(--accent); }
.hero-flow .flow-pulse {
  fill: var(--accent);
  animation: flowPulse 3.2s cubic-bezier(.4,0,.2,1) infinite;
}
@keyframes flowPulse {
  0%   { transform: translateX(0);     opacity: 0; }
  8%   { opacity: 1; }
  92%  { opacity: 1; }
  100% { transform: translateX(480px); opacity: 0; }
}

/* ---------- Reveal ---------- */
.reveal { opacity: 0; transform: translateY(14px); }
.reveal.visible { opacity: 1; transform: translateY(0); transition: opacity .9s ease, transform .9s cubic-bezier(.2,.7,.2,1); }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .btn:hover { transform: none; }
  .btn-arrow:hover::after { transform: none; }
  .hero-flow .flow-pulse { animation: none; opacity: 0; }
}

/* ---------- Cards: solution categories ---------- */
.solutions-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.solution-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 38px 34px;
  transition: transform var(--t-base), border-color var(--t-base), box-shadow var(--t-base);
}
.solution-card:hover {
  transform: translateY(-3px);
  border-color: var(--accent);
  box-shadow: 0 24px 50px -32px rgba(47,75,255,.35);
}
.solution-card .icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: var(--accent-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  margin-bottom: 24px;
}
.solution-card .icon svg { width: 22px; height: 22px; }
.solution-card h3 { margin-bottom: 12px; }
.solution-card p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.97rem;
}

/* ---------- Pricing cards ---------- */
.offers-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: stretch;
}
.offer-card {
  position: relative;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 40px 34px;
  display: flex;
  flex-direction: column;
  transition: transform var(--t-base), border-color var(--t-base), box-shadow var(--t-base);
}
.offer-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 24px 50px -32px rgba(47,75,255,.35);
}
/* Featured = cobalt top-rule + soft cobalt wash (stays light) */
.offer-card.featured {
  background:
    linear-gradient(var(--accent-soft), var(--accent-soft)),
    var(--white);
  border-color: var(--accent);
  box-shadow: 0 24px 60px -34px rgba(47,75,255,.45);
}
.offer-card.featured::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--accent);
  border-radius: var(--radius) var(--radius) 0 0;
}

.offer-tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 14px;
}
.offer-card h3 {
  font-size: 1.5rem;
  margin-bottom: 8px;
}
.offer-meta {
  font-size: 0.88rem;
  color: var(--muted);
  margin-bottom: 28px;
  letter-spacing: 0.02em;
}
.offer-price {
  font-family: var(--display);
  font-size: 2.6rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--ink);
  line-height: 1;
  margin-bottom: 4px;
}
.offer-price-sub {
  font-size: 0.85rem;
  color: var(--muted);
  margin-bottom: 28px;
}
.offer-divider {
  height: 1px;
  background: var(--line);
  margin: 6px 0 24px;
}
.offer-features {
  margin: 0 0 32px;
  padding: 0;
  flex: 1;
}
.offer-feature {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 9px 0;
  font-size: 0.95rem;
  color: var(--ink-soft);
  border-bottom: 1px solid var(--line-soft);
}
.offer-feature:last-child { border-bottom: 0; }
.offer-feature::before {
  content: '→';
  color: var(--accent);
  font-weight: 500;
  flex-shrink: 0;
  line-height: 1.65;
}
.offer-card .btn { margin-top: auto; }

/* ---------- Process steps ---------- */
.process {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-top: 1px solid var(--line);
}
.process-step {
  display: grid;
  grid-template-columns: 96px 1fr 200px;
  gap: 40px;
  padding: 44px 0;
  border-bottom: 1px solid var(--line);
  align-items: start;
}
.process-step .num {
  font-family: var(--display);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -0.02em;
}
.process-step h3 { margin-bottom: 10px; }
.process-step p { color: var(--muted); margin-bottom: 0; }
.process-step .duration {
  font-size: 0.86rem;
  color: var(--muted);
  text-align: right;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* ---------- Two-column blocks ---------- */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}
.split-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 38px;
}
.split-card h3 { margin-bottom: 14px; }
.split-card ul { margin-top: 14px; }
.split-card li {
  padding: 10px 0;
  border-bottom: 1px solid var(--line-soft);
  color: var(--ink-soft);
  font-size: 0.97rem;
}
.split-card li:last-child { border-bottom: 0; }

/* ---------- Features list (4-col) ---------- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 36px 56px;
}
.feature h4 {
  font-size: 1.05rem;
  margin-bottom: 8px;
}
.feature p {
  color: var(--muted);
  font-size: 0.96rem;
  margin-bottom: 0;
}

/* ---------- Detail blocks (offer detail + how-it-works) ---------- */
.detail-block {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 56px;
  margin-bottom: 28px;
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 56px;
}
.detail-block .meta-col h2 {
  font-size: 1.7rem;
  margin-bottom: 14px;
}
.detail-block .meta-col .price {
  font-family: var(--display);
  font-size: 2.4rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--ink);
  margin: 18px 0 6px;
  line-height: 1;
}
.detail-block .meta-col .price-sub {
  font-size: 0.88rem;
  color: var(--muted);
  margin-bottom: 22px;
}
.detail-block .meta-col .stat-row {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 14px 0;
  border-top: 1px solid var(--line);
  font-size: 0.92rem;
}
.detail-block .meta-col .stat-row .label {
  color: var(--muted);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-size: 0.74rem;
}
.detail-block .meta-col .stat-row .value {
  color: var(--ink);
  font-weight: 500;
}
.detail-block .body-col h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 10px;
  margin-top: 28px;
}
.detail-block .body-col h3:first-child { margin-top: 0; }
.detail-block .body-col p { color: var(--ink-soft); }
.detail-block .body-col ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.detail-block .body-col li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  color: var(--ink-soft);
  font-size: 0.97rem;
}
.detail-block .body-col li::before {
  content: '→';
  color: var(--accent);
  flex-shrink: 0;
  line-height: 1.65;
}

/* ---------- Quote ---------- */
.pull-quote {
  font-size: clamp(1.4rem, 2.4vw, 2rem);
  font-weight: 400;
  font-style: italic;
  color: var(--ink);
  line-height: 1.4;
  letter-spacing: -0.015em;
  max-width: 820px;
  margin: 0;
  padding-left: 32px;
  border-left: 2px solid var(--accent);
}
.pull-quote-cite {
  margin-top: 18px;
  padding-left: 32px;
  font-size: 0.9rem;
  font-style: normal;
  color: var(--muted);
  letter-spacing: 0.04em;
}

/* ---------- Numbers strip ---------- */
.numbers {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  padding: 56px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.number-item .big {
  font-family: var(--display);
  font-size: 2.6rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--ink);
  line-height: 1;
  margin-bottom: 8px;
}
.number-item .label {
  font-size: 0.93rem;
  color: var(--muted);
}

/* ---------- Founding badge ---------- */
.founding-strip {
  position: relative;
  background: var(--bg-ink);
  color: var(--white);
  border-radius: var(--radius);
  padding: 44px 48px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 32px;
  flex-wrap: wrap;
  overflow: hidden;
}
/* faint blueprint grid inside the dark strip */
.founding-strip::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 28px 28px;
  pointer-events: none;
}
.founding-strip > * { position: relative; z-index: 1; }
.founding-strip h3 {
  color: var(--white);
  margin-bottom: 6px;
  font-size: 1.4rem;
}
.founding-strip p {
  color: var(--on-ink);
  margin: 0;
}
.founding-strip .btn-primary { background: var(--accent); color: var(--white); }
.founding-strip .btn-primary:hover { background: var(--accent-deep); }

/* ---------- CTA section ---------- */
.cta-section {
  padding: 100px 0;
}
.cta-card {
  position: relative;
  background: var(--bg-ink);
  color: var(--white);
  border-radius: var(--radius);
  padding: 88px 64px;
  text-align: center;
  overflow: hidden;
}
.cta-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 28px 28px;
  pointer-events: none;
}
.cta-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(60% 80% at 50% 0%, rgba(47,75,255,0.28), transparent 70%);
  pointer-events: none;
}
.cta-card > * { position: relative; z-index: 1; }
.cta-card h2 {
  color: var(--white);
  font-size: clamp(2rem, 4vw, 3rem);
  max-width: 720px;
  margin: 0 auto 18px;
}
.cta-card p {
  color: var(--on-ink);
  font-size: 1.12rem;
  max-width: 580px;
  margin: 0 auto 36px;
}
.cta-card .btn-primary { background: var(--accent); color: var(--white); }
.cta-card .btn-primary:hover { background: var(--accent-deep); }
.cta-card .btn-outline {
  color: var(--white);
  border-color: rgba(255,255,255,.32);
}
.cta-card .btn-outline:hover {
  background: var(--white);
  color: var(--bg-ink);
  border-color: var(--white);
}

/* ---------- Form ---------- */
.form {
  display: flex;
  flex-direction: column;
  gap: 22px;
  max-width: 620px;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
}
.form-field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.form-field label {
  font-size: 0.84rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--muted);
  text-transform: uppercase;
}
.form-field input,
.form-field textarea,
.form-field select {
  font-family: inherit;
  font-size: 1rem;
  color: var(--ink);
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
}
.form-field input:focus,
.form-field textarea:focus,
.form-field select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.form-field textarea {
  resize: vertical;
  min-height: 140px;
  line-height: 1.5;
}
.quiz-conditional textarea { min-height: 88px; }
.form-note {
  font-size: 0.85rem;
  color: var(--muted);
  margin-top: -4px;
}
.form-status {
  font-size: 0.92rem;
  color: var(--accent);
  margin-top: 8px;
  min-height: 22px;
}

/* ---------- Questionnaire (multi-step) ---------- */
.questionnaire .section-head { margin-bottom: 48px; }
.quiz-card {
  max-width: 780px;
  margin: 0 auto;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 44px 44px 40px;
  box-shadow: 0 30px 70px -50px rgba(14,22,38,.4);
}

/* progress: numbered nodes joined by a track */
.quiz-progress {
  display: flex;
  align-items: flex-start;
  gap: 0;
  margin: 0 0 36px;
  padding: 0;
}
.quiz-dot {
  position: relative;
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  text-align: center;
}
.quiz-dot::before {
  content: '';
  position: absolute;
  top: 16px;
  left: -50%;
  width: 100%;
  height: 2px;
  background: var(--line);
  z-index: 0;
}
.quiz-dot:first-child::before { display: none; }
.quiz-dot.is-done::before,
.quiz-dot.is-active::before { background: var(--accent); }
.quiz-dot-num {
  position: relative;
  z-index: 1;
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--white);
  border: 2px solid var(--line);
  font-family: var(--display);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--muted);
  transition: background var(--t-base), border-color var(--t-base), color var(--t-base);
}
.quiz-dot em {
  font-style: normal;
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  transition: color var(--t-base);
}
.quiz-dot.is-active .quiz-dot-num {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--white);
}
.quiz-dot.is-done .quiz-dot-num {
  background: var(--accent-soft);
  border-color: var(--accent);
  color: var(--accent);
}
.quiz-dot.is-active em { color: var(--ink); }

/* steps */
.quiz-form { max-width: none; }
.quiz-step {
  display: none;
  flex-direction: column;
  gap: 22px;
  border: 0;
  margin: 0;
  padding: 0;
  min-inline-size: 0;
}
.quiz-step.is-active { display: flex; }
.quiz-step h3 { margin: 0 0 4px; }
.quiz-grp-label {
  font-size: 0.84rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--muted);
  text-transform: uppercase;
}

/* selectable options (radio / checkbox chips) */
.quiz-radios,
.quiz-checks {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}
.quiz-opt {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  font-size: 0.96rem;
  color: var(--ink-soft);
  cursor: pointer;
  transition: border-color var(--t-fast), background var(--t-fast);
}
.quiz-opt:hover { border-color: var(--line-strong); }
.quiz-opt input {
  width: 18px;
  height: 18px;
  accent-color: var(--accent);
  flex-shrink: 0;
}
.quiz-opt:has(input:checked) {
  border-color: var(--accent);
  background: var(--accent-soft);
}

/* consent */
.quiz-consent {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.92rem;
  color: var(--ink-soft);
  line-height: 1.5;
  cursor: pointer;
}
.quiz-consent input {
  width: 18px;
  height: 18px;
  margin-top: 2px;
  accent-color: var(--accent);
  flex-shrink: 0;
}

/* nav row */
.quiz-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}
.quiz-nav-right {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-left: auto;
}
.quiz-count {
  font-family: var(--display);
  font-size: 0.86rem;
  font-weight: 500;
  color: var(--muted);
  letter-spacing: 0.04em;
}
.quiz-card.is-done .quiz-progress,
.quiz-card.is-done .quiz-nav { opacity: 0.5; }

/* ---------- Contact info column ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 80px;
  align-items: start;
}
.contact-info h3 {
  font-size: 1.15rem;
  margin-bottom: 8px;
  color: var(--ink);
}
.contact-info p { color: var(--muted); margin-bottom: 0; }
.contact-info .info-block {
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
}
.contact-info .info-block:last-child { border-bottom: 0; }
.contact-info a:hover { color: var(--accent); }

/* ---------- Footer (dark anchor band) ---------- */
.footer {
  background: var(--bg-ink);
  color: var(--white);
  padding: 76px 0 40px;
}
.footer .logo { color: var(--white); }
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 56px;
  margin-bottom: 56px;
}
.footer-brand .logo { font-size: 1.6rem; }
.footer-brand p {
  margin-top: 14px;
  color: var(--on-ink);
  font-size: 0.95rem;
  max-width: 320px;
}
.footer h4 {
  font-family: var(--display);
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
  margin-bottom: 18px;
  font-weight: 600;
}
.footer ul li { padding: 5px 0; }
.footer ul a {
  color: var(--on-ink);
  font-size: 0.95rem;
  transition: color var(--t-fast);
}
.footer ul a:hover { color: var(--white); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.12);
  padding-top: 28px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.5);
}
.footer-bottom a { color: rgba(255,255,255,0.5); }
.footer-bottom a:hover { color: var(--white); }

/* ---------- Mobile ---------- */
@media (max-width: 960px) {
  .nav {
    position: fixed;
    inset: 78px 0 0 0;
    background: var(--bg);
    flex-direction: column;
    align-items: flex-start;
    padding: 32px 28px;
    gap: 18px;
    transform: translateX(100%);
    transition: transform var(--t-base);
    border-top: 1px solid var(--line);
    overflow-y: auto;
  }
  .nav.is-open { transform: translateX(0); }
  .nav-link { font-size: 1.4rem; padding: 10px 0; }
  .nav-link.active::after { display: none; }
  .lang-toggle { margin: 16px 0 0; }
  .hamburger { display: block; }

  section { padding: 80px 0; }
  .hero { padding: 90px 0 80px; }
  .page-hero { padding: 80px 0 60px; }

  .solutions-grid,
  .offers-grid {
    grid-template-columns: 1fr;
  }
  .features-grid { grid-template-columns: 1fr; gap: 28px; }
  .numbers { grid-template-columns: repeat(2, 1fr); gap: 28px; }
  .split { grid-template-columns: 1fr; gap: 32px; }
  .contact-grid { grid-template-columns: 1fr; gap: 48px; }

  .process-step {
    grid-template-columns: 60px 1fr;
    gap: 24px;
    padding: 32px 0;
  }
  .process-step .duration {
    grid-column: 2;
    text-align: left;
    margin-top: 4px;
  }

  .detail-block {
    grid-template-columns: 1fr;
    gap: 32px;
    padding: 36px 28px;
  }

  .founding-strip { padding: 32px; }
  .cta-card { padding: 56px 28px; }
  .form-row { grid-template-columns: 1fr; }

  .quiz-card { padding: 32px 22px 30px; }
  .quiz-dot em { display: none; }
  .quiz-radios, .quiz-checks { grid-template-columns: 1fr; }
  .quiz-nav { flex-wrap: wrap; }
  .quiz-nav-right { flex-wrap: wrap; gap: 12px; }
  .quiz-nav .btn { flex: 1; }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }
  .footer-bottom { flex-direction: column; gap: 6px; }
}

@media (max-width: 520px) {
  .container { padding: 0 20px; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: 2.6rem; }
}