/* ============================================
   Donavision — AI Automation Agency
   Design tokens
   ============================================ */
:root {
  --color-bg: #FAFAFB;
  --color-bg-alt: #F2F3F6;
  --color-surface: #FFFFFF;
  --color-ink: #14161F;
  --color-ink-soft: #454A58;
  --color-muted: #676C7B;
  --color-border: #E6E7EC;
  --color-border-strong: #D8D9E0;

  --color-accent: #C2903F;
  --color-accent-dark: #96702D;
  --color-accent-light: #E0AE63;
  --color-accent-tint: #F7EEDF;

  --color-dark-bg: #12141C;
  --color-dark-surface: #1B1E29;
  --color-dark-border: #2C2F3C;
  --color-dark-text: #F3F3F5;
  --color-dark-muted: #A7ABBB;

  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-pill: 999px;

  --shadow-sm: 0 1px 2px rgba(20,22,31,0.04), 0 2px 8px rgba(20,22,31,0.04);
  --shadow-md: 0 8px 24px rgba(20,22,31,0.08);
  --shadow-lg: 0 24px 64px rgba(20,22,31,0.14);
  --shadow-accent: 0 10px 30px rgba(194,144,63,0.25);

  --container: 1220px;
  --container-narrow: 760px;

  --font-display: "Instrument Serif", Georgia, serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", "SF Mono", monospace;

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --header-h: 84px;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

/* ============================================
   Reset
   ============================================ */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-ink);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  line-height: 1.5;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }
ul { list-style: none; margin: 0; padding: 0; }
h1, h2, h3, h4, p { margin: 0; }
input, textarea, select { font: inherit; }

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--color-ink);
  color: #fff;
  padding: 12px 20px;
  z-index: 999;
  border-radius: 0 0 8px 0;
}
.skip-link:focus {
  left: 0;
}

:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: 4px;
}

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 32px;
}
.container-narrow {
  max-width: var(--container-narrow);
  margin: 0 auto;
  padding: 0 32px;
}

section { position: relative; }
.section-pad {
  padding: 128px 0;
}
@media (max-width: 900px) {
  .section-pad { padding: 88px 0; }
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent-dark);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
}
.eyebrow::before {
  content: "";
  width: 16px;
  height: 1px;
  background: var(--color-accent);
}

.section-head {
  max-width: 620px;
  margin-bottom: 64px;
}
.about-grid {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  align-items: center;
  gap: 40px;
}
.about-grid .section-head { margin-bottom: 0; }
.about-visual { display: flex; align-items: center; justify-content: center; }
.about-visual svg { width: 100%; max-width: 260px; }
.about-visual .ring { fill: none; stroke: var(--color-border-strong); }
.about-visual .ring-accent { stroke: var(--color-accent); opacity: 0.65; }
.about-visual .node { fill: var(--color-ink); opacity: 0.4; }
.about-visual .node-accent { fill: var(--color-accent); opacity: 0.8; }
.about-visual .core { fill: url(#coreGradient); opacity: 0.8; }
@media (max-width: 900px) {
  .about-grid { grid-template-columns: 1fr; }
  .about-visual { display: none; }
}
.section-head.center {
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}
.section-head.center .eyebrow { justify-content: center; }
.section-head.center .eyebrow::before { display: none; }

h1, h2, h3 { font-family: var(--font-display); font-weight: 400; letter-spacing: -0.01em; }

h2.h-section {
  font-size: clamp(30px, 3.4vw, 42px);
  line-height: 1.15;
  color: var(--color-ink);
}
p.section-sub {
  margin-top: 16px;
  font-size: 17px;
  line-height: 1.6;
  color: var(--color-muted);
}

/* ============================================
   Buttons
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 15px 28px;
  border-radius: var(--radius-pill);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 15px;
  border: 1px solid transparent;
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease), background-color 0.35s var(--ease), border-color 0.35s var(--ease), color 0.35s var(--ease);
  white-space: nowrap;
}
.btn-primary {
  background: var(--color-ink);
  color: #fff;
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover {
  background: var(--color-accent-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-accent);
}
.btn-secondary {
  background: transparent;
  color: var(--color-ink);
  border-color: var(--color-border-strong);
}
.btn-secondary:hover {
  border-color: var(--color-ink);
  transform: translateY(-2px);
}
.btn-on-dark {
  background: var(--color-accent);
  color: var(--color-dark-bg);
}
.btn-on-dark:hover {
  background: var(--color-accent-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-accent);
}
.btn-ghost-on-dark {
  background: transparent;
  color: var(--color-dark-text);
  border-color: var(--color-dark-border);
}
.btn-ghost-on-dark:hover {
  border-color: var(--color-dark-text);
  transform: translateY(-2px);
}
.btn svg { width: 16px; height: 16px; }

/* ============================================
   Header
   ============================================ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--header-h);
  display: flex;
  align-items: center;
  background: rgba(250, 250, 251, 0);
  border-bottom: 1px solid rgba(230, 231, 236, 0);
  transition: background-color 0.5s var(--ease), border-color 0.5s var(--ease), box-shadow 0.5s var(--ease), backdrop-filter 0.5s var(--ease);
}
.site-header.scrolled {
  background: rgba(250, 250, 251, 0.82);
  backdrop-filter: blur(14px) saturate(1.4);
  -webkit-backdrop-filter: blur(14px) saturate(1.4);
  border-bottom: 1px solid var(--color-border);
  box-shadow: 0 8px 30px rgba(20,22,31,0.05);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 22px;
  color: var(--color-ink);
}
.logo .mark { height: 36px; width: auto; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}
.nav-links a {
  font-size: 14.5px;
  font-weight: 500;
  color: var(--color-ink-soft);
  position: relative;
  padding: 6px 0;
  transition: color 0.25s var(--ease);
}
.nav-links a::after {
  content: "";
  position: absolute;
  left: 0; right: 100%;
  bottom: 0;
  height: 1px;
  background: var(--color-accent);
  transition: right 0.3s var(--ease);
}
.nav-links a:hover {
  color: var(--color-ink);
}
.nav-links a:hover::after { right: 0; }

.header-actions {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-left: 32px;
}
.header-actions .btn { padding: 12px 22px; font-size: 14px; }
.contact-link {
  font-size: 14.5px;
  font-weight: 500;
  color: var(--color-ink-soft);
}
.contact-link:hover { color: var(--color-ink); }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
}
.nav-toggle span {
  display: block;
  width: 20px;
  height: 1.5px;
  background: var(--color-ink);
  position: relative;
  transition: transform 0.3s var(--ease), opacity 0.3s var(--ease);
}
.nav-toggle span::before, .nav-toggle span::after {
  content: "";
  position: absolute;
  left: 0;
  width: 20px;
  height: 1.5px;
  background: var(--color-ink);
  transition: transform 0.3s var(--ease), top 0.3s var(--ease);
}
.nav-toggle span::before { top: -6px; }
.nav-toggle span::after { top: 6px; }
.nav-toggle.open span { background: transparent; }
.nav-toggle.open span::before { top: 0; transform: rotate(45deg); }
.nav-toggle.open span::after { top: 0; transform: rotate(-45deg); }

.mobile-panel {
  display: none;
  position: fixed;
  inset: var(--header-h) 0 0 0;
  background: var(--color-bg);
  z-index: 99;
  padding: 32px;
  flex-direction: column;
  gap: 4px;
  overflow-y: auto;
}
.mobile-panel.open { display: flex; }
.mobile-panel a {
  font-family: var(--font-display);
  font-size: 28px;
  padding: 14px 0;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-ink);
}
.mobile-panel a.btn-primary {
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  color: #fff;
  padding: 15px 28px;
  border-bottom: none;
  margin-top: 24px;
  align-self: flex-start;
}

/* ============================================
   Hero
   ============================================ */
.hero {
  padding-top: calc(var(--header-h) + 96px);
  padding-bottom: 120px;
  overflow: hidden;
  background:
    radial-gradient(60% 55% at 82% 8%, rgba(194,144,63,0.14) 0%, rgba(194,144,63,0) 60%),
    var(--color-bg);
}
.hero .container {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  align-items: center;
  gap: 40px;
}
.hero-copy { max-width: 640px; }
.hero .eyebrow { opacity: 0; animation: rise 0.8s var(--ease) 0.05s forwards; }
.hero h1 {
  opacity: 0;
  animation: rise 0.9s var(--ease) 0.18s forwards;
  font-size: clamp(38px, 5vw, 60px);
  line-height: 1.08;
  color: var(--color-ink);
  letter-spacing: -0.015em;
}
.hero h1 em {
  font-style: italic;
  color: var(--color-accent-dark);
}
.hero .hero-sub {
  opacity: 0;
  animation: rise 0.9s var(--ease) 0.32s forwards;
  margin-top: 26px;
  font-size: 18px;
  line-height: 1.65;
  color: var(--color-muted);
  max-width: 560px;
}
.hero-ctas {
  opacity: 0;
  animation: rise 0.9s var(--ease) 0.46s forwards;
  margin-top: 40px;
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
}
.hero-meta {
  opacity: 0;
  animation: rise 0.9s var(--ease) 0.58s forwards;
  margin-top: 56px;
  display: flex;
  gap: 0;
}
.hero-meta div {
  display: flex;
  flex-direction: column;
  gap: 7px;
  padding: 0 34px;
  border-left: 1px solid var(--color-border);
}
.hero-meta div:first-child { padding-left: 0; border-left: none; }
.hero-meta .num {
  font-family: var(--font-display);
  font-size: 30px;
  line-height: 1;
  color: var(--color-ink);
  font-variant-numeric: lining-nums tabular-nums;
}
.hero-meta .lbl { font-size: 13px; line-height: 1.45; color: var(--color-muted); }

@keyframes rise {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

.hero-visual {
  position: relative;
  aspect-ratio: 1 / 1;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  animation: fadeIn 1.2s var(--ease) 0.3s forwards;
}
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

.hero-visual .glow {
  position: absolute;
  width: 70%;
  height: 70%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(194,144,63,0.22) 0%, rgba(194,144,63,0) 70%);
  filter: blur(10px);
}
.aperture { width: 92%; height: 92%; }
.aperture .ring { fill: none; stroke: var(--color-border-strong); }
.aperture .ring-accent { stroke: var(--color-accent); }
.aperture .core { fill: url(#coreGradient); }
.aperture .node { fill: var(--color-ink); }
.aperture .node-accent { fill: var(--color-accent); }
.aperture .link { stroke: var(--color-border-strong); stroke-width: 1; }
.spin-slow { animation: spin 40s linear infinite; transform-origin: center; }
.spin-slow-rev { animation: spinRev 55s linear infinite; transform-origin: center; }
.spin-med { animation: spin 26s linear infinite; transform-origin: center; }
@keyframes spin { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }
@keyframes spinRev { from { transform: rotate(0deg); } to { transform: rotate(-360deg); } }
.pulse { animation: pulse 3.6s ease-in-out infinite; transform-origin: center; }
@keyframes pulse { 0%, 100% { opacity: 0.55; } 50% { opacity: 1; } }

/* ============================================
   Trusted By
   ============================================ */
.trusted {
  padding: 56px 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}
.trusted-label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-muted);
  text-align: center;
  margin-bottom: 32px;
}
.logo-row {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  flex-wrap: wrap;
  gap: 32px 64px;
}
.logo-row .wordmark {
  font-family: var(--font-display);
  font-size: 21px;
  color: var(--color-ink-soft);
  opacity: 0.82;
  transition: opacity 0.3s var(--ease);
  letter-spacing: 0.01em;
}
.logo-row .wordmark:hover { opacity: 1; }
.logo-row .client-logo {
  height: 48px;
  width: auto;
  opacity: 0.82;
  transition: opacity 0.3s var(--ease);
}
.logo-row .client-logo:hover { opacity: 1; }

/* ============================================
   Reveal on scroll
   ============================================ */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}
.reveal.in-view {
  opacity: 1;
  transform: translateY(0);
}
.reveal-stagger > * {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.reveal-stagger.in-view > * {
  opacity: 1;
  transform: translateY(0);
}
.reveal-stagger.in-view > *:nth-child(1) { transition-delay: 0.02s; }
.reveal-stagger.in-view > *:nth-child(2) { transition-delay: 0.09s; }
.reveal-stagger.in-view > *:nth-child(3) { transition-delay: 0.16s; }
.reveal-stagger.in-view > *:nth-child(4) { transition-delay: 0.23s; }
.reveal-stagger.in-view > *:nth-child(5) { transition-delay: 0.30s; }
.reveal-stagger.in-view > *:nth-child(6) { transition-delay: 0.37s; }

/* ============================================
   Services
   ============================================ */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.service-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  transition: transform 0.4s var(--ease), box-shadow 0.4s var(--ease), border-color 0.4s var(--ease);
}
.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-border-strong);
}
.service-icon {
  width: 58px;
  height: 58px;
  border-radius: var(--radius-md);
  background: radial-gradient(120% 120% at 28% 22%, #FBF5E8 0%, var(--color-accent-tint) 65%, #F1DFC0 100%);
  box-shadow: inset 0 1px 1px rgba(255,255,255,0.7), 0 1px 3px rgba(150,112,45,0.14);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  position: relative;
  transition: transform 0.5s var(--ease);
}
.service-card:hover .service-icon { transform: scale(1.08) rotate(-4deg); }
.service-icon svg { width: 25px; height: 25px; stroke: var(--color-accent-dark); position: relative; z-index: 1; }
.service-icon .icon-dot {
  position: absolute;
  top: -4px;
  right: -4px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--color-accent);
  border: 2px solid var(--color-surface);
}
.service-card h3 {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 17px;
  color: var(--color-ink);
  margin-bottom: 10px;
}
.service-card p {
  font-size: 14.5px;
  line-height: 1.65;
  color: var(--color-muted);
}

/* ============================================
   How We Work
   ============================================ */
.process-dark {
  background: var(--color-dark-bg);
  color: var(--color-dark-text);
}
.process-dark .eyebrow { color: var(--color-accent-light); }
.process-dark .h-section { color: var(--color-dark-text); }
.process-dark .section-sub { color: var(--color-dark-muted); }
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--color-dark-border);
  border: 1px solid var(--color-dark-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.process-step {
  background: var(--color-dark-bg);
  padding: 68px 30px 40px;
  position: relative;
  transition: background-color 0.4s var(--ease);
}
.process-step:hover { background: var(--color-dark-surface); }
.process-step::before {
  content: "";
  position: absolute;
  top: 40px;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--color-dark-border);
}
.process-step:first-child::before { left: 30px; }
.process-step:last-child::before { right: 30px; }
.process-step .step-node {
  position: absolute;
  top: 40px;
  left: 30px;
  transform: translateY(-50%);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--color-dark-bg);
  border: 1.5px solid var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-accent-light);
  z-index: 1;
  transition: box-shadow 0.4s var(--ease);
}
.process-step:hover .step-node { box-shadow: 0 0 0 5px rgba(194,144,63,0.15); }
.process-step h3 {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 17px;
  margin-bottom: 12px;
}
.process-step p {
  font-size: 14px;
  line-height: 1.65;
  color: var(--color-dark-muted);
}

/* ============================================
   Case Studies
   ============================================ */
.case-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.case-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-surface);
  transition: transform 0.4s var(--ease), box-shadow 0.4s var(--ease);
}
.case-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.case-top {
  padding: 32px 28px;
  background: var(--color-ink);
  color: #fff;
}
.case-metric {
  font-family: var(--font-display);
  font-size: 44px;
  color: var(--color-accent-light);
  line-height: 1;
}
.case-metric-label {
  margin-top: 10px;
  font-size: 13px;
  color: #C7C9D3;
}
.case-body { padding: 28px; }
.case-tag {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent-dark);
}
.case-card h3 {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 16.5px;
  margin: 12px 0 10px;
  line-height: 1.4;
}
.case-card p {
  font-size: 14px;
  color: var(--color-muted);
  line-height: 1.6;
}
.case-note {
  margin-top: 28px;
  font-size: 13px;
  color: var(--color-muted);
  font-style: italic;
}

/* ============================================
   Testimonials
   ============================================ */
.testi-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.testi-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.testi-quote-mark {
  font-family: var(--font-display);
  font-size: 44px;
  color: var(--color-accent);
  line-height: 0.5;
}
.testi-card p.quote {
  font-size: 15.5px;
  line-height: 1.7;
  color: var(--color-ink-soft);
}
.testi-person {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: auto;
}
.avatar {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--color-accent-tint);
  color: var(--color-accent-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 14px;
  font-family: var(--font-body);
}
.testi-person .name { font-size: 14px; font-weight: 600; color: var(--color-ink); }
.testi-person .role { font-size: 12.5px; color: var(--color-muted); }

/* ============================================
   Technologies
   ============================================ */
.tech-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1px;
  background: var(--color-border);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.tech-item {
  background: var(--color-surface);
  padding: 32px 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 13.5px;
  color: var(--color-ink-soft);
  transition: color 0.3s var(--ease), background-color 0.3s var(--ease);
}
.tech-item:hover { color: var(--color-accent-dark); background: var(--color-accent-tint); }

/* ============================================
   Blog
   ============================================ */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}
.blog-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-surface);
  transition: transform 0.4s var(--ease), box-shadow 0.4s var(--ease);
  display: flex;
  flex-direction: column;
}
.blog-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.blog-thumb {
  aspect-ratio: 4 / 3;
  position: relative;
  overflow: hidden;
}
.blog-thumb svg { width: 100%; height: 100%; }
.blog-body { padding: 22px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.blog-cat {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent-dark);
}
.blog-card h3 {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 15.5px;
  line-height: 1.45;
  color: var(--color-ink);
}
.blog-meta {
  margin-top: auto;
  font-size: 12.5px;
  color: var(--color-muted);
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ============================================
   FAQ
   ============================================ */
.faq-list { border-top: 1px solid var(--color-border); }
.faq-item { border-bottom: 1px solid var(--color-border); }
.faq-q {
  width: 100%;
  background: none;
  border: none;
  text-align: left;
  padding: 26px 4px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 16px;
  color: var(--color-ink);
}
.faq-q .icon {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
  position: relative;
}
.faq-q .icon::before, .faq-q .icon::after {
  content: "";
  position: absolute;
  background: var(--color-ink);
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  transition: transform 0.35s var(--ease), opacity 0.35s var(--ease);
}
.faq-q .icon::before { width: 12px; height: 1.5px; }
.faq-q .icon::after { width: 1.5px; height: 12px; }
.faq-item.open .faq-q .icon::after { transform: translate(-50%, -50%) rotate(90deg); opacity: 0; }
.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.45s var(--ease);
}
.faq-a p {
  padding: 0 4px 26px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--color-muted);
  max-width: 680px;
}

/* ============================================
   Final CTA
   ============================================ */
.final-cta {
  background: var(--color-ink);
  color: #fff;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.final-cta::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(50% 80% at 50% 0%, rgba(194,144,63,0.18), rgba(18,20,28,0) 70%);
}
.final-cta .container { position: relative; }
.final-cta h2 {
  font-size: clamp(30px, 4vw, 48px);
  max-width: 700px;
  margin: 0 auto;
  line-height: 1.15;
}
.final-cta p {
  margin: 20px auto 0;
  max-width: 480px;
  color: #B9BCC8;
  font-size: 16.5px;
  line-height: 1.6;
}
.final-cta .cta-row {
  margin-top: 40px;
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* ============================================
   Contact
   ============================================ */
.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 64px;
}
.contact-info h3 {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 15px;
  color: var(--color-ink);
  margin-bottom: 6px;
}
.contact-info .info-block { margin-bottom: 32px; }
.contact-info .info-block p, .contact-info .info-block a {
  font-size: 15px;
  color: var(--color-muted);
  line-height: 1.6;
}
.contact-info .info-block a:hover { color: var(--color-accent-dark); }
.social-row {
  display: flex;
  gap: 12px;
  margin-top: 8px;
}
.social-row a {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid var(--color-border-strong);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color 0.3s var(--ease), background-color 0.3s var(--ease);
}
.social-row a:hover { background: var(--color-ink); border-color: var(--color-ink); }
.social-row a:hover svg { stroke: #fff; }
.social-row svg { width: 16px; height: 16px; stroke: var(--color-ink-soft); }

.form-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-sm);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { margin-bottom: 20px; }
.field label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-ink-soft);
  margin-bottom: 8px;
}
.field input, .field select, .field textarea {
  width: 100%;
  padding: 13px 16px;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-sm);
  background: var(--color-bg);
  color: var(--color-ink);
  transition: border-color 0.25s var(--ease), box-shadow 0.25s var(--ease);
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(194,144,63,0.15);
}
.field textarea { resize: vertical; min-height: 110px; }
.field.hp { position: absolute; left: -9999px; }
.form-status {
  font-size: 14px;
  margin-top: 4px;
  min-height: 20px;
}
.form-status.success { color: #3E7A4E; }
.form-status.error { color: #B3442F; }
.form-card .btn { width: 100%; }

/* ============================================
   Footer
   ============================================ */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding: 48px 0;
}
.site-footer .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}
.footer-links { display: flex; gap: 28px; }
.footer-links a { font-size: 13.5px; color: var(--color-muted); }
.footer-links a:hover { color: var(--color-ink); }
.footer-copy { font-size: 13.5px; color: var(--color-muted); }

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 1080px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .case-grid { grid-template-columns: repeat(3, 1fr); }
  .process-grid { grid-template-columns: repeat(2, 1fr); }
  .tech-grid { grid-template-columns: repeat(3, 1fr); }
  .blog-grid { grid-template-columns: repeat(2, 1fr); }
  .testi-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 900px) {
  .nav-links { display: none; }
  .header-actions .contact-link { display: none; }
  .header-actions .btn-primary { display: none; }
  .header-actions { gap: 12px; margin-left: 0; }
  .nav-toggle { display: flex; }
  .hero .container { grid-template-columns: 1fr; }
  .hero-visual { order: -1; max-width: 320px; margin: 0 auto 24px; }
  .hero { padding-top: calc(var(--header-h) + 56px); }
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .form-row { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
  .container, .container-narrow { padding: 0 22px; }
  .services-grid, .case-grid, .testi-grid, .blog-grid { grid-template-columns: 1fr; }
  .process-grid { grid-template-columns: 1fr; }
  .tech-grid { grid-template-columns: repeat(2, 1fr); }
  .hero-meta { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px 8px; }
  .hero-meta div { padding: 0 8px; }
  .hero-meta div:first-child { padding-left: 0; }
  .hero-meta .num { font-size: 24px; }
  .hero-meta .lbl { font-size: 12px; }
  .hero-visual { max-width: 190px; margin: 0 auto 12px; }
  .hero { padding-top: calc(var(--header-h) + 32px); }
  .logo-row { justify-content: center; gap: 28px; }
  .final-cta .cta-row .btn, .hero-ctas .btn { width: 100%; }
  .hero-ctas { flex-direction: column; align-items: stretch; }
}

/* ============================================
   Chat Widget
   ============================================ */
.chat-widget {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 200;
}
.chat-toggle {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--color-ink);
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
  transition: transform 0.35s var(--ease), background-color 0.35s var(--ease);
  position: relative;
}
.chat-toggle:hover { transform: translateY(-3px) scale(1.04); background: var(--color-accent-dark); }
.chat-toggle svg {
  width: 24px;
  height: 24px;
  stroke: #fff;
  position: absolute;
  transition: opacity 0.25s var(--ease), transform 0.25s var(--ease);
}
.chat-icon-close { opacity: 0; transform: scale(0.6) rotate(-45deg); }
.chat-toggle.open .chat-icon-open { opacity: 0; transform: scale(0.6) rotate(45deg); }
.chat-toggle.open .chat-icon-close { opacity: 1; transform: scale(1) rotate(0deg); }

.chat-panel {
  position: absolute;
  right: 0;
  bottom: 76px;
  width: 380px;
  max-width: calc(100vw - 48px);
  height: 540px;
  max-height: calc(100vh - 140px);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  opacity: 0;
  transform: translateY(16px) scale(0.98);
  pointer-events: none;
  transition: opacity 0.35s var(--ease), transform 0.35s var(--ease);
}
.chat-panel.open { opacity: 1; transform: translateY(0) scale(1); pointer-events: auto; }

.chat-header {
  background: var(--color-ink);
  color: #fff;
  padding: 18px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
}
.chat-header-info { display: flex; align-items: center; gap: 12px; }
.chat-header-mark {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: rgba(194,144,63,0.18);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.chat-header-mark svg { width: 17px; height: 17px; stroke: var(--color-accent-light); }
.chat-header-title { font-family: var(--font-body); font-weight: 600; font-size: 14.5px; }
.chat-header-sub { font-size: 12px; color: #A7ABBB; margin-top: 1px; }
.chat-close {
  background: none;
  border: none;
  width: 30px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: background-color 0.25s var(--ease);
}
.chat-close:hover { background: rgba(255,255,255,0.1); }
.chat-close svg { width: 16px; height: 16px; stroke: #fff; }

.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  background: var(--color-bg);
}
.chat-msg { max-width: 84%; padding: 11px 15px; border-radius: 16px; font-size: 14px; line-height: 1.55; }
.chat-msg-assistant {
  align-self: flex-start;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-ink-soft);
  border-bottom-left-radius: 4px;
}
.chat-msg-user {
  align-self: flex-end;
  background: var(--color-ink);
  color: #fff;
  border-bottom-right-radius: 4px;
}
.chat-msg-error { align-self: center; background: transparent; color: #B3442F; font-size: 12.5px; text-align: center; }

.chat-typing {
  align-self: flex-start;
  display: flex;
  gap: 4px;
  padding: 13px 15px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  border-bottom-left-radius: 4px;
}
.chat-typing span { width: 6px; height: 6px; border-radius: 50%; background: var(--color-muted); animation: chatTyping 1.2s ease-in-out infinite; }
.chat-typing span:nth-child(2) { animation-delay: 0.15s; }
.chat-typing span:nth-child(3) { animation-delay: 0.3s; }
@keyframes chatTyping {
  0%, 60%, 100% { transform: translateY(0); opacity: 0.4; }
  30% { transform: translateY(-3px); opacity: 1; }
}

.chat-input-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  border-top: 1px solid var(--color-border);
  background: var(--color-surface);
  flex-shrink: 0;
}
.chat-input-row input {
  flex: 1;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-pill);
  padding: 10px 16px;
  background: var(--color-bg);
  color: var(--color-ink);
  font-size: 14px;
}
.chat-input-row input:focus { outline: none; border-color: var(--color-accent); box-shadow: 0 0 0 3px rgba(194,144,63,0.15); }
.chat-send {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--color-ink);
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: #fff;
  transition: background-color 0.3s var(--ease), transform 0.3s var(--ease);
}
.chat-send:hover { background: var(--color-accent-dark); transform: scale(1.05); }
.chat-send svg { width: 15px; height: 15px; }

@media (max-width: 480px) {
  .chat-widget { right: 16px; bottom: 16px; }
  .chat-panel { width: calc(100vw - 32px); height: calc(100vh - 120px); bottom: 72px; }
}

/* ============================================
   Blog Article Page
   ============================================ */
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  color: var(--color-muted);
  margin-bottom: 28px;
  transition: color 0.25s var(--ease);
}
.back-link:hover { color: var(--color-ink); }
.article-hero { padding-top: calc(var(--header-h) + 64px); padding-bottom: 8px; }
.article-meta-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 22px;
  font-size: 13.5px;
  color: var(--color-muted);
}
.article-body { max-width: 100%; }
.article-body > p {
  font-size: 17px;
  line-height: 1.75;
  color: var(--color-ink-soft);
  margin-bottom: 20px;
}
.article-body h2 {
  font-size: clamp(26px, 3vw, 32px);
  margin: 52px 0 18px;
  color: var(--color-ink);
}
.sign-block {
  display: flex;
  gap: 20px;
  margin: 40px 0;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--color-border);
}
.sign-block:last-of-type { border-bottom: none; }
.sign-num {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1.5px solid var(--color-accent);
  color: var(--color-accent-dark);
  font-family: var(--font-mono);
  font-size: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.sign-content h3 {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 19px;
  color: var(--color-ink);
  margin-bottom: 10px;
  line-height: 1.4;
}
.sign-content p {
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-ink-soft);
  margin-bottom: 10px;
}
.sign-content p:last-child { margin-bottom: 0; }
.article-cta {
  margin-top: 56px;
  padding: 44px 40px;
  border-radius: var(--radius-lg);
  background: var(--color-ink);
  color: #fff;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.article-cta::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(60% 100% at 50% 0%, rgba(194,144,63,0.18), rgba(18,20,28,0) 70%);
}
.article-cta * { position: relative; }
.article-cta h3 { font-size: clamp(24px, 3vw, 30px); margin-bottom: 12px; }
.article-cta p { color: #B9BCC8; margin-bottom: 24px; font-size: 15.5px; }
@media (max-width: 600px) {
  .sign-block { gap: 14px; }
  .sign-num { width: 34px; height: 34px; font-size: 13px; }
}

/* Bullet lists inside article body */
.article-body ul { margin: 4px 0 22px; padding-left: 0; list-style: none; }
.article-body ul li {
  position: relative;
  padding-left: 22px;
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-ink-soft);
  margin-bottom: 9px;
}
.article-body ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
}

/* Can / Can't capability blocks (icon instead of number) */
.capability-block {
  display: flex;
  gap: 20px;
  margin: 32px 0;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--color-border);
}
.capability-block:last-of-type { border-bottom: none; }
.capability-icon {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.capability-can .capability-icon { background: var(--color-accent-tint); }
.capability-can .capability-icon svg { width: 16px; height: 16px; stroke: var(--color-accent-dark); }
.capability-cant .capability-icon { background: var(--color-bg-alt); border: 1px solid var(--color-border-strong); }
.capability-cant .capability-icon svg { width: 14px; height: 14px; stroke: var(--color-muted); }