/* Caviane — Redesign
   Fonts: Instrument Serif (display) + Inter (UI)
*/

:root {
  --bg: #FBFBFD;
  --bg-elev: #FFFFFF;
  --fg: #0A0A0B;
  --fg-soft: #1D1D1F;
  --mute: #86868B;
  --hairline: rgba(0,0,0,0.08);
  --hairline-strong: rgba(0,0,0,0.14);
  --accent: #FF6B35;
  --accent-soft: #FFF1EA;
  --brand-purple: #2E2762;
  --brand-purple-soft: #EEEDF5;
  --blue: #0071E3;
  --blue-soft: #E8F1FE;
  --dark-bg: #0A0A0B;
  --dark-fg: #F5F5F7;
  --dark-mute: #86868B;
  --dark-hairline: rgba(255,255,255,0.10);
  --font-display: 'Inter Tight', 'Inter', -apple-system, sans-serif;
  --font-ui: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;
}

* { box-sizing: border-box; }

/* Skip to content link (a11y) */
.skip-link {
  position: absolute; left: -9999px; top: 0;
  background: var(--fg); color: var(--bg);
  padding: 10px 16px; border-radius: 0 0 8px 0;
  font-family: var(--font-ui); font-size: 14px; font-weight: 500;
  z-index: 1000;
}
.skip-link:focus { left: 0; top: 0; }

html, body {
  margin: 0; padding: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-ui);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
}

body[data-theme="dark"] {
  background: var(--dark-bg);
  color: var(--dark-fg);
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }

/* ── Typography ── */
.display {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.035em;
  line-height: 1.02;
  font-style: normal;
}

.display-xl { font-size: clamp(52px, 8vw, 112px); font-weight: 600; }
.display-lg { font-size: clamp(44px, 6.2vw, 88px); font-weight: 600; }
.display-md { font-size: clamp(34px, 4.6vw, 64px); font-weight: 600; }
.display-sm { font-size: clamp(26px, 3.2vw, 40px); font-weight: 600; }

.eyebrow {
  font-family: var(--font-ui);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.02em;
  text-transform: none;
  color: var(--mute);
}
body[data-theme="dark"] .eyebrow { color: var(--dark-mute); }

.italic-accent { color: var(--accent); font-style: normal; }
.italic-blue { color: var(--blue); font-style: normal; }
.italic-purple { color: var(--brand-purple); font-style: normal; }

/* ── Layout ── */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
}
.container-narrow {
  max-width: 980px;
  margin: 0 auto;
  padding: 0 32px;
}
@media (max-width: 640px) {
  .container, .container-narrow { padding: 0 20px; }
}

section { position: relative; }

.section-pad { padding: 120px 0; }
.section-pad-lg { padding: 160px 0; }
@media (max-width: 768px) {
  .section-pad { padding: 80px 0; }
  .section-pad-lg { padding: 96px 0; }
}

/* ── Nav (Statement · orb + ticker + bold pill) ── */
.nav-ticker {
  position: sticky; top: 0; z-index: 101;
  display: flex; justify-content: center;
  padding: 8px 16px;
  background: #0A0A0B; color: rgba(255,255,255,0.7);
  font-family: var(--font-mono);
  font-size: 10.5px; letter-spacing: 0.14em; text-transform: uppercase;
  overflow: hidden;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.nav-ticker-inner {
  display: flex; gap: 40px; align-items: center;
  white-space: nowrap;
  animation: ticker-scroll 40s linear infinite;
}
.nav-ticker-inner span { display: inline-flex; align-items: center; gap: 10px; }
.nav-ticker-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: #34D399; box-shadow: 0 0 8px #34D399;
  animation: ticker-pulse 1.8s ease-in-out infinite;
}
.nav-ticker-inner em {
  font-style: normal; color: var(--accent); font-weight: 500;
}
@keyframes ticker-scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}
@keyframes ticker-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: .35; }
}

.nav {
  position: sticky; top: 28px; z-index: 100;
  padding: 14px 0;
  transition: padding .25s ease;
  display: flex; justify-content: center;
  pointer-events: none;
}
.nav > .container { display: flex; justify-content: stretch; pointer-events: none; width: 100%; }
.nav-inner {
  pointer-events: auto;
  display: flex; align-items: center; justify-content: space-between;
  width: 100%;
  padding: 8px 8px 8px 24px;
  background: rgba(255,255,255,0.82);
  backdrop-filter: saturate(180%) blur(28px);
  -webkit-backdrop-filter: saturate(180%) blur(28px);
  border: 1px solid rgba(0,0,0,0.06);
  border-radius: 100px;
  box-shadow:
    0 24px 48px -24px rgba(0,0,0,0.2),
    0 8px 16px -6px rgba(0,0,0,0.06),
    inset 0 1px 0 rgba(255,255,255,0.8);
  transition: box-shadow .25s ease, transform .25s ease;
  max-width: 100%;
  position: relative;
}
/* Gradient hairline ring */
.nav-inner::before {
  content: ""; position: absolute; inset: -1px;
  border-radius: 100px; padding: 1px;
  background: linear-gradient(90deg,
    rgba(255,107,53,0) 0%,
    rgba(255,107,53,.5) 20%,
    rgba(46,39,98,.5) 50%,
    rgba(255,107,53,.5) 80%,
    rgba(255,107,53,0) 100%);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
          mask-composite: exclude;
  opacity: .55;
  pointer-events: none;
  display: block !important;
  width: auto !important; height: auto !important;
  border: 0 !important;
}
.nav-inner::after { display: none !important; }
.nav-inner > .nav-bl, .nav-inner > .nav-br { display: none !important; }

body[data-theme="dark"] .nav-inner {
  background: rgba(20,20,22,0.78);
  border-color: rgba(255,255,255,0.08);
  box-shadow:
    0 24px 48px -24px rgba(0,0,0,0.6),
    0 8px 16px -6px rgba(0,0,0,0.3),
    inset 0 1px 0 rgba(255,255,255,0.06);
}

/* Logo cluster: pulsing orb + wordmark */
.nav-logo {
  display: flex; align-items: center; gap: 12px;
  padding-right: 20px;
  border-right: 1px solid rgba(0,0,0,0.08);
  margin-right: 12px;
  position: relative;
}
body[data-theme="dark"] .nav-logo { border-right-color: rgba(255,255,255,0.08); }
.nav-logo::before {
  content: "";
  width: 9px; height: 9px; border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 3px rgba(255,107,53,0.18), 0 0 14px rgba(255,107,53,0.55);
  animation: nav-orb 2.4s ease-in-out infinite;
  flex-shrink: 0;
}
@keyframes nav-orb {
  0%, 100% { transform: scale(1); box-shadow: 0 0 0 3px rgba(255,107,53,0.18), 0 0 14px rgba(255,107,53,0.55); }
  50%      { transform: scale(1.15); box-shadow: 0 0 0 5px rgba(255,107,53,0.12), 0 0 20px rgba(255,107,53,0.8); }
}
.nav-logo img { height: 22px !important; width: auto; display: block; }

/* Links with number + animated underline */
.nav-links {
  display: flex; gap: 4px;
  font-family: var(--font-sans, 'Inter', sans-serif);
  font-size: 13px; font-weight: 500;
  letter-spacing: 0;
  text-transform: none;
  color: #1D1D1F;
}
body[data-theme="dark"] .nav-links { color: rgba(255,255,255,0.9); }
.nav-links a {
  padding: 10px 14px;
  border-radius: 100px;
  opacity: 1;
  position: relative;
  transition: color .2s ease;
  white-space: nowrap;
  display: inline-flex; align-items: baseline; gap: 6px;
}
.nav-links a::before {
  content: attr(data-num);
  font-family: var(--font-mono);
  font-size: 9.5px;
  letter-spacing: 0.08em;
  color: var(--accent);
  opacity: .65;
  font-weight: 500;
}
.nav-links a::after {
  content: "";
  position: absolute;
  left: 50%; right: 50%;
  bottom: 4px;
  height: 1.5px; background: var(--accent);
  border-radius: 2px;
  transition: left .3s cubic-bezier(.4,0,.2,1), right .3s cubic-bezier(.4,0,.2,1);
}
.nav-links a:hover { color: var(--accent); }
.nav-links a:hover::after { left: 14px; right: 14px; }
.nav-links a:hover::before { opacity: 1; }

/* CTA: bicolor with sliding arrow */
.nav-cta {
  display: inline-flex; align-items: center; gap: 0;
  margin-left: 8px;
  background: #1D1D1F; color: white;
  padding: 0;
  border-radius: 100px;
  font-family: var(--font-sans, 'Inter', sans-serif);
  font-size: 13px; font-weight: 600;
  letter-spacing: 0;
  text-transform: none;
  transition: background .25s ease, transform .25s ease;
  white-space: nowrap;
  overflow: hidden;
  position: relative;
}
.nav-cta::before { display: none; }
.nav-cta > span {
  padding: 10px 18px;
  display: inline-flex; align-items: center;
}
.nav-cta > .nav-cta-arrow {
  width: 34px; height: 34px;
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--accent);
  color: white;
  margin: 3px 3px 3px 0;
  border-radius: 100px;
  transition: background .25s ease, transform .25s ease;
  flex-shrink: 0;
}
.nav-cta:hover {
  background: var(--accent);
  transform: translateY(-1px);
  opacity: 1;
}
.nav-cta:hover > .nav-cta-arrow {
  background: #1D1D1F;
  transform: rotate(-45deg);
}
body[data-theme="dark"] .nav-cta { background: white; color: #1D1D1F; }
body[data-theme="dark"] .nav-cta:hover { background: var(--accent); color: white; }

/* Burger — hidden by default (desktop), shown on mobile */
.nav-burger {
  display: none;
  align-items: center; justify-content: center;
  width: 38px; height: 38px;
  margin-right: 6px;
  border-radius: 100px;
  background: transparent;
  border: 1px solid rgba(0,0,0,0.08);
  color: #1D1D1F;
  cursor: pointer;
  transition: background .2s ease, color .2s ease, border-color .2s ease;
}
body[data-theme="dark"] .nav-burger {
  border-color: rgba(255,255,255,0.1);
  color: rgba(255,255,255,0.9);
}
.nav-burger:hover { color: var(--accent); border-color: var(--accent); }
.nav-burger[aria-expanded="true"] {
  background: var(--accent); color: white; border-color: var(--accent);
}

@media (max-width: 900px) {
  .nav-logo { padding-right: 0; border-right: none; margin-right: 0; }
  .nav-inner { padding: 6px 6px 6px 16px; position: relative; }
  .nav-ticker { font-size: 9.5px; }
  .nav { top: 32px; }

  .nav-burger { display: inline-flex; }

  /* Mobile menu panel */
  .nav-links {
    display: none;
    position: absolute;
    top: calc(100% + 12px);
    left: 0; right: 0;
    background: rgba(255,255,255,0.96);
    backdrop-filter: saturate(180%) blur(24px);
    -webkit-backdrop-filter: saturate(180%) blur(24px);
    border: 1px solid rgba(0,0,0,0.08);
    border-radius: 16px;
    padding: 10px;
    flex-direction: column;
    gap: 2px;
    box-shadow:
      0 20px 48px -16px rgba(0,0,0,0.2),
      0 8px 16px -6px rgba(0,0,0,0.08);
    animation: mobile-menu-in 0.22s cubic-bezier(.2,.7,.2,1);
  }
  body[data-theme="dark"] .nav-links {
    background: rgba(20,20,22,0.95);
    border-color: rgba(255,255,255,0.08);
  }
  @keyframes mobile-menu-in {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
  }
  .nav-inner.menu-open .nav-links { display: flex; }

  .nav-links a {
    padding: 12px 16px;
    font-size: 15px;
    border-radius: 10px;
    gap: 10px;
    justify-content: flex-start;
  }
  .nav-links a::after { display: none; }
  .nav-links a::before { min-width: 18px; }
  .nav-links a:hover { background: rgba(255,107,53,0.08); }

  /* Shrink CTA text on very small screens to avoid squishing */
  .nav-cta > span:not(.nav-cta-arrow) { font-size: 12.5px; padding: 10px 14px; }
}
@media (max-width: 420px) {
  .nav-cta > span:not(.nav-cta-arrow) { display: none; }
  .nav-cta > .nav-cta-arrow { margin: 3px; }
}

/* ── Buttons ── */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 26px;
  border-radius: 980px;
  font-size: 15px; font-weight: 500;
  transition: transform .2s ease, background .2s ease, color .2s ease;
  border: none;
}
.btn-primary { background: var(--fg); color: var(--bg); }
.btn-primary:hover { transform: translateY(-1px); background: #2a2a2c; }
body[data-theme="dark"] .btn-primary { background: var(--dark-fg); color: var(--dark-bg); }
body[data-theme="dark"] .btn-primary:hover { background: #e5e5e7; }

.btn-accent { background: var(--accent); color: white; }
.btn-accent:hover { background: #ff7c4a; transform: translateY(-1px); }

.btn-ghost {
  background: transparent; color: var(--fg);
  border: 1px solid var(--hairline-strong);
}
body[data-theme="dark"] .btn-ghost {
  color: var(--dark-fg); border: 1px solid var(--dark-hairline);
}
.btn-ghost:hover { border-color: var(--fg); }
body[data-theme="dark"] .btn-ghost:hover { border-color: var(--dark-fg); }

.btn-link {
  display: inline-flex; align-items: center; gap: 6px;
  color: var(--accent); font-size: 15px; font-weight: 500;
  transition: gap .2s ease;
}
.btn-link:hover { gap: 10px; }
.btn-link.blue { color: var(--blue); }
.btn-link.purple { color: var(--brand-purple); }

/* ── Reveal on scroll ── */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity .9s cubic-bezier(.2,.7,.2,1), transform .9s cubic-bezier(.2,.7,.2,1);
}
.reveal.in { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: .08s; }
.reveal-delay-2 { transition-delay: .16s; }
.reveal-delay-3 { transition-delay: .24s; }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ── Hairline section breaks (Apple-style) ── */
.hairline { height: 1px; background: var(--hairline); }
body[data-theme="dark"] .hairline { background: var(--dark-hairline); }

/* ── Dark section ── */
.section-dark {
  background: var(--dark-bg);
  color: var(--dark-fg);
}
.section-dark .mute { color: var(--dark-mute); }

.mute { color: var(--mute); }

/* ── Placeholder imagery (striped SVG) ── */
.ph {
  background:
    repeating-linear-gradient(135deg, rgba(0,0,0,0.04) 0 14px, transparent 14px 28px),
    linear-gradient(180deg, #f2f2f4, #e8e8ec);
  border: 1px solid var(--hairline);
  border-radius: 16px;
  display: flex; align-items: center; justify-content: center;
  color: var(--mute);
  font-family: var(--font-mono);
  font-size: 12px;
}
body[data-theme="dark"] .ph {
  background:
    repeating-linear-gradient(135deg, rgba(255,255,255,0.04) 0 14px, transparent 14px 28px),
    linear-gradient(180deg, #141416, #1a1a1c);
  border: 1px solid var(--dark-hairline);
}

/* ── Marquee ── */
.marquee {
  overflow: hidden;
  white-space: nowrap;
  mask-image: linear-gradient(90deg, transparent, black 10%, black 90%, transparent);
}
.marquee-inner {
  display: inline-flex; gap: 80px;
  animation: scroll 40s linear infinite;
  padding-right: 80px;
}
@keyframes scroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ── Chat demo ── */
.chat-window {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--dark-hairline);
  border-radius: 14px;
  backdrop-filter: blur(20px);
  overflow: hidden;
}
.chat-header {
  padding: 14px 20px;
  border-bottom: 1px solid var(--dark-hairline);
  display: flex; align-items: center; gap: 10px;
  font-size: 12px; color: var(--dark-mute);
}
.chat-dot { width: 10px; height: 10px; border-radius: 50%; background: #34C759; }
.chat-body {
  padding: 24px; min-height: 320px; max-height: 420px;
  overflow-y: auto;
  display: flex; flex-direction: column; gap: 14px;
}
.chat-msg {
  max-width: 80%;
  padding: 12px 16px; border-radius: 10px;
  font-size: 15px; line-height: 1.5;
  animation: msgIn .4s cubic-bezier(.2,.7,.2,1);
}
@keyframes msgIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}
.chat-msg.user {
  background: var(--accent); color: white;
  align-self: flex-end;
  border-bottom-right-radius: 6px;
}
.chat-msg.bot {
  background: rgba(255,255,255,0.08); color: var(--dark-fg);
  align-self: flex-start;
  border-bottom-left-radius: 6px;
}
.chat-input-wrap {
  padding: 16px;
  border-top: 1px solid var(--dark-hairline);
  display: flex; gap: 10px;
}
.chat-input {
  flex: 1;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--dark-hairline);
  border-radius: 980px;
  padding: 12px 20px;
  color: var(--dark-fg);
  font-family: var(--font-ui); font-size: 15px;
  outline: none;
}
.chat-input:focus { border-color: var(--accent); }
.chat-send {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--accent); color: white;
  border: none;
  display: flex; align-items: center; justify-content: center;
}
.chat-send:disabled { opacity: .5; cursor: not-allowed; }

.chat-suggest {
  display: inline-flex;
  padding: 6px 12px;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--dark-hairline);
  border-radius: 980px;
  font-size: 12px;
  color: var(--dark-fg);
  cursor: pointer;
  transition: background .2s ease;
}
.chat-suggest:hover { background: rgba(255,255,255,0.12); }

/* Typing dots */
.typing { display: inline-flex; gap: 4px; padding: 4px 0; }
.typing span {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--dark-mute);
  animation: typing 1.2s infinite;
}
.typing span:nth-child(2) { animation-delay: .2s; }
.typing span:nth-child(3) { animation-delay: .4s; }
@keyframes typing {
  0%, 60%, 100% { opacity: .3; transform: translateY(0); }
  30% { opacity: 1; transform: translateY(-3px); }
}

/* ── Service card ── */
.service-card {
  background: var(--bg-elev);
  border: 1px solid var(--hairline);
  border-radius: 18px;
  overflow: hidden;
  transition: transform .4s cubic-bezier(.2,.7,.2,1), border-color .2s ease;
  position: relative;
}
.service-card:hover { transform: translateY(-4px); border-color: var(--hairline-strong); }
body[data-theme="dark"] .service-card {
  background: #141416;
  border: 1px solid var(--dark-hairline);
}

/* ── Tweaks panel ── */
.tweaks-panel {
  position: fixed; right: 20px; bottom: 20px;
  width: 300px;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(20px);
  border: 1px solid var(--hairline-strong);
  border-radius: 12px;
  padding: 18px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.15);
  z-index: 200;
  font-size: 13px;
  display: none;
}
body[data-theme="dark"] .tweaks-panel {
  background: rgba(20,20,22,0.95);
  border: 1px solid var(--dark-hairline);
  color: var(--dark-fg);
}
.tweaks-panel.on { display: block; }
.tweaks-title { font-weight: 600; margin-bottom: 14px; font-size: 14px; }
.tweaks-row { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; gap: 10px; }
.tweaks-row label { color: var(--mute); }
.tweaks-row select, .tweaks-row input[type="range"] {
  font-family: inherit; font-size: 12px;
  border: 1px solid var(--hairline-strong);
  background: transparent; color: inherit;
  padding: 4px 8px; border-radius: 8px;
  max-width: 140px;
}
.swatch-row { display: flex; gap: 8px; }
.swatch {
  width: 24px; height: 24px; border-radius: 50%;
  border: 2px solid transparent;
  cursor: pointer;
}
.swatch.active { border-color: var(--fg); }
body[data-theme="dark"] .swatch.active { border-color: var(--dark-fg); }

/* ── Legal / prose reader (terms, privacy, habeas data) ── */
.legal-prose { color: var(--fg-soft); font-size: 16px; line-height: 1.7; }
.legal-prose section { padding: 20px 0; border-bottom: 1px solid var(--hairline); }
.legal-prose section:last-child { border-bottom: none; }
.legal-prose h2 {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.02em;
  font-size: 22px;
  color: var(--fg);
  margin: 0 0 16px;
  display: flex; align-items: baseline; gap: 12px;
}
.legal-prose h2::before {
  content: attr(data-num);
  font-family: var(--font-mono);
  font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--accent);
  font-weight: 500;
  flex-shrink: 0;
}
.legal-prose p { margin: 0 0 14px; }
.legal-prose p:last-child { margin-bottom: 0; }
.legal-prose ul, .legal-prose ol { margin: 0 0 14px; padding-left: 24px; }
.legal-prose li { margin-bottom: 6px; }
.legal-prose a { color: var(--accent); }
.legal-prose a:hover { text-decoration: underline; }
.legal-prose strong { color: var(--fg); font-weight: 600; }
body[data-theme="dark"] .legal-prose { color: var(--dark-fg); }
body[data-theme="dark"] .legal-prose h2 { color: var(--dark-fg); }
body[data-theme="dark"] .legal-prose section { border-bottom-color: var(--dark-hairline); }
body[data-theme="dark"] .legal-prose strong { color: var(--dark-fg); }

.legal-header {
  padding: 40px 0 24px;
  border-bottom: 1px solid var(--hairline);
  margin-bottom: 40px;
}
body[data-theme="dark"] .legal-header { border-bottom-color: var(--dark-hairline); }
.legal-updated {
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--mute);
}

/* ── FAQ ── */
.faq-item {
  border-bottom: 1px solid var(--hairline);
  padding: 24px 0;
  cursor: pointer;
}
body[data-theme="dark"] .faq-item { border-bottom: 1px solid var(--dark-hairline); }
.faq-q {
  display: flex; justify-content: space-between; align-items: center;
  font-size: 19px; font-weight: 500;
}
.faq-a {
  max-height: 0; overflow: hidden;
  transition: max-height .4s cubic-bezier(.2,.7,.2,1);
  color: var(--mute);
  font-size: 16px; line-height: 1.6;
}
.faq-item.open .faq-a { max-height: 300px; padding-top: 14px; }
.faq-chevron { transition: transform .3s ease; }
.faq-item.open .faq-chevron { transform: rotate(45deg); }

/* ── Footer ── */
.footer {
  background: var(--dark-bg);
  color: var(--dark-fg);
  padding: 80px 0 32px;
}
.footer a { color: var(--dark-mute); font-size: 13px; }
.footer a:hover { color: var(--dark-fg); }

/* ── Section label ── */
.section-label {
  display: flex; align-items: center; gap: 10px;
  font-size: 13px; color: var(--mute); margin-bottom: 24px;
}
.section-label::before {
  content: ''; width: 24px; height: 1px; background: var(--mute);
}

/* ── Counter ── */
.counter-num {
  font-family: var(--font-display);
  font-size: clamp(80px, 14vw, 220px);
  line-height: 1;
  letter-spacing: -0.04em;
}
.metric-num .counter-num {
  font-size: inherit;
  line-height: inherit;
  letter-spacing: inherit;
  font-family: inherit;
}

/* ── Scroll progress ── */
.scroll-bar {
  position: fixed; top: 0; left: 0;
  height: 2px; width: 0%;
  background: var(--accent);
  z-index: 101;
  transition: width .1s linear;
}

/* ── Parallax ── */
.parallax-img { will-change: transform; }

/* ═══════════════════════════════════════════════════════════
   FUTURISTIC HUD SYSTEM  (corner-ticks, tags, grids)
   ═══════════════════════════════════════════════════════════ */

/* Corner ticks — small, thin L's in each corner of a container */
.hud { position: relative; }
.hud::before,
.hud::after,
.hud > .hud-bl,
.hud > .hud-br {
  content: ""; position: absolute; width: 12px; height: 12px;
  border: 1px solid var(--accent); opacity: .55; pointer-events: none;
  transition: opacity .25s ease, border-color .25s ease;
}
.hud::before { top: 10px; left: 10px; border-right: none; border-bottom: none; }
.hud::after  { top: 10px; right: 10px; border-left: none; border-bottom: none; }
.hud > .hud-bl { bottom: 10px; left: 10px; border-right: none; border-top: none; }
.hud > .hud-br { bottom: 10px; right: 10px; border-left: none; border-top: none; }
.hud:hover::before, .hud:hover::after,
.hud:hover > .hud-bl, .hud:hover > .hud-br { opacity: 1; }

.hud-tag {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-mono);
  font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--mute);
}
.hud-tag::before {
  content: ""; width: 6px; height: 6px; border-radius: 1px;
  background: var(--accent); box-shadow: 0 0 10px var(--accent);
}
body[data-theme="dark"] .hud-tag { color: var(--dark-mute); }

/* Faint blueprint grid bg (wrap a section, gets soft ellipse mask) */
.hud-grid-bg {
  position: absolute; inset: 0; pointer-events: none; opacity: .35;
  background-image:
    linear-gradient(var(--hairline) 1px, transparent 1px),
    linear-gradient(90deg, var(--hairline) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
}
body[data-theme="dark"] .hud-grid-bg {
  background-image:
    linear-gradient(var(--dark-hairline) 1px, transparent 1px),
    linear-gradient(90deg, var(--dark-hairline) 1px, transparent 1px);
}

/* ── Floating WhatsApp (Premium) ── */
.wa-float {
  position: fixed; bottom: 28px; right: 28px; z-index: 99;
  display: inline-flex; align-items: center;
  text-decoration: none;
  isolation: isolate;
}
.wa-float::before {
  content: "";
  position: absolute; inset: -6px;
  border-radius: 999px;
  background: radial-gradient(circle, rgba(37,211,102,.3), transparent 70%);
  filter: blur(12px);
  opacity: 0; z-index: -1;
  transition: opacity .3s ease;
}
.wa-float:hover::before { opacity: 1; }

/* Tooltip card */
.wa-float .wa-tip {
  position: absolute; right: calc(100% + 14px); top: 50%;
  transform: translateY(-50%) translateX(8px);
  background: #1D1D1F; color: white;
  padding: 12px 16px;
  border-radius: 12px;
  font-family: var(--font-sans, 'Inter', sans-serif);
  font-size: 13px; font-weight: 500;
  white-space: nowrap;
  box-shadow: 0 18px 40px -12px rgba(0,0,0,.3), 0 4px 10px rgba(0,0,0,.1);
  opacity: 0; pointer-events: none;
  transition: opacity .25s ease, transform .25s cubic-bezier(.2,.7,.2,1);
  display: flex; align-items: center; gap: 10px;
}
.wa-float .wa-tip::after {
  content: ""; position: absolute; right: -5px; top: 50%; transform: translateY(-50%) rotate(45deg);
  width: 10px; height: 10px; background: #1D1D1F; border-radius: 2px;
}
.wa-float .wa-tip strong {
  color: #34D399; font-weight: 600;
}
.wa-float .wa-tip em {
  font-style: normal; color: rgba(255,255,255,.5);
  font-family: var(--font-mono); font-size: 11px; letter-spacing: .04em;
}
.wa-float:hover .wa-tip {
  opacity: 1;
  transform: translateY(-50%) translateX(0);
}

/* Button body */
.wa-float .wa-btn {
  position: relative;
  width: 56px; height: 56px;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
  color: white;
  border-radius: 999px;
  box-shadow:
    0 10px 28px -8px rgba(18, 140, 126, .55),
    0 2px 6px rgba(0,0,0,.08),
    inset 0 1px 0 rgba(255,255,255,.25);
  transition: transform .3s cubic-bezier(.2,.7,.2,1), box-shadow .3s ease;
}
.wa-float .wa-btn svg {
  width: 26px; height: 26px;
  transition: transform .3s cubic-bezier(.2,.7,.2,1);
}
.wa-float:hover .wa-btn {
  transform: translateY(-3px) scale(1.05);
  box-shadow:
    0 16px 36px -8px rgba(18, 140, 126, .7),
    0 2px 6px rgba(0,0,0,.1),
    inset 0 1px 0 rgba(255,255,255,.3);
}
.wa-float:hover .wa-btn svg {
  transform: rotate(-8deg) scale(1.05);
}

/* Active status dot */
.wa-float .wa-btn::after {
  content: "";
  position: absolute; bottom: 2px; right: 2px;
  width: 14px; height: 14px;
  background: #34D399;
  border: 2.5px solid var(--bg, #FBFBFD);
  border-radius: 50%;
  box-shadow: 0 0 0 0 rgba(52, 211, 153, .5);
  animation: wa-dot-pulse 2s ease-out infinite;
}
@keyframes wa-dot-pulse {
  0%   { box-shadow: 0 0 0 0 rgba(52, 211, 153, .6); }
  70%  { box-shadow: 0 0 0 8px rgba(52, 211, 153, 0); }
  100% { box-shadow: 0 0 0 0 rgba(52, 211, 153, 0); }
}

body[data-theme="dark"] .wa-float .wa-btn::after {
  border-color: var(--dark-bg, #0A0A0B);
}

/* Hide legacy label */
.wa-float .wa-label { display: none; }

@media (max-width: 560px) {
  .wa-float { bottom: 20px; right: 20px; }
  .wa-float .wa-btn { width: 52px; height: 52px; }
  .wa-float .wa-btn svg { width: 24px; height: 24px; }
  .wa-float .wa-tip { display: none; }
}

/* ── Section background patterns ── */
.pattern-dots {
  position: absolute; inset: 0; pointer-events: none; opacity: .5;
  background-image: radial-gradient(circle, rgba(0,0,0,.08) 1px, transparent 1.2px);
  background-size: 28px 28px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
}
body[data-theme="dark"] .pattern-dots {
  background-image: radial-gradient(circle, rgba(255,255,255,.09) 1px, transparent 1.2px);
}
.pattern-grid-fine {
  position: absolute; inset: 0; pointer-events: none; opacity: .4;
  background-image:
    linear-gradient(rgba(0,0,0,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,0,0,.05) 1px, transparent 1px);
  background-size: 40px 40px;
  mask-image: linear-gradient(180deg, transparent 0%, black 30%, black 70%, transparent 100%);
  -webkit-mask-image: linear-gradient(180deg, transparent 0%, black 30%, black 70%, transparent 100%);
}
body[data-theme="dark"] .pattern-grid-fine {
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
}
.pattern-diagonal {
  position: absolute; inset: 0; pointer-events: none; opacity: .35;
  background-image: repeating-linear-gradient(
    45deg,
    rgba(0,0,0,.04) 0, rgba(0,0,0,.04) 1px,
    transparent 1px, transparent 14px
  );
  mask-image: radial-gradient(ellipse at 50% 40%, black 20%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse at 50% 40%, black 20%, transparent 80%);
}
body[data-theme="dark"] .pattern-diagonal {
  background-image: repeating-linear-gradient(
    45deg,
    rgba(255,255,255,.04) 0, rgba(255,255,255,.04) 1px,
    transparent 1px, transparent 14px
  );
}
.pattern-crosshair {
  position: absolute; inset: 0; pointer-events: none; opacity: .6;
  background-image:
    linear-gradient(rgba(0,0,0,.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,0,0,.06) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: linear-gradient(180deg, black 0%, black 85%, transparent 100%);
  -webkit-mask-image: linear-gradient(180deg, black 0%, black 85%, transparent 100%);
}
body[data-theme="dark"] .pattern-crosshair {
  background-image:
    linear-gradient(rgba(255,255,255,.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.06) 1px, transparent 1px);
}
/* Glow orbs to sprinkle */
.pattern-glow {
  position: absolute; pointer-events: none; border-radius: 50%;
  filter: blur(60px); opacity: .4;
}

/* Scrollbar for chat body */
.chat-body::-webkit-scrollbar { width: 6px; }
.chat-body::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.15); border-radius: 3px; }