/* ==========================================================================
   Amwali AI — design system
   Author: Bruno AI (bruno123.com)
   ========================================================================== */

/* ---------- 1. Tokens ---------------------------------------------------- */
:root {
  /* surfaces */
  --bg:            hsl(0 0% 10.5%);
  --bg-deep:       hsl(240 10% 3.9%);
  --surface-1:     hsl(0 0% 100% / 0.035);
  --surface-2:     hsl(0 0% 100% / 0.06);
  --surface-3:     hsl(0 0% 100% / 0.09);

  /* text */
  --fg:            hsl(0 0% 98%);
  --fg-muted:      hsl(240 5% 64.9%);
  --fg-dim:        hsl(240 5% 46%);

  /* brand */
  --primary:       hsl(217 91% 65%);
  --primary-soft:  hsl(217 91% 72%);
  --primary-deep:  hsl(217 91% 56%);
  --primary-fg:    hsl(217 100% 99%);
  --mint:          hsl(158 64% 52%);
  --amber:         hsl(38 92% 60%);
  --rose:          hsl(347 89% 66%);

  /* lines */
  --border:        hsl(0 0% 100% / 0.10);
  --border-strong: hsl(0 0% 100% / 0.18);

  /* shape */
  --radius:        0.75rem;
  --radius-lg:     1.25rem;
  --radius-xl:     1.75rem;
  --radius-pill:   999px;

  /* rhythm */
  --gutter:        clamp(1.15rem, 4vw, 2rem);
  --section-y:     clamp(4.5rem, 9vw, 8.5rem);
  --container:     73.5rem;

  /* depth */
  --shadow-sm:     0 1px 2px hsl(0 0% 0% / 0.4);
  --shadow-md:     0 12px 32px -12px hsl(0 0% 0% / 0.65);
  --shadow-lg:     0 40px 80px -32px hsl(0 0% 0% / 0.8);
  --glow:          0 0 0 1px hsl(217 91% 65% / 0.35), 0 18px 50px -18px hsl(217 91% 65% / 0.55);

  /* motion */
  --ease:          cubic-bezier(0.22, 1, 0.36, 1);
  --ease-in-out:   cubic-bezier(0.65, 0, 0.35, 1);
  --dur-fast:      160ms;
  --dur:           280ms;
  --dur-slow:      620ms;

  --nav-h:         4.5rem;
}

/* ---------- 2. Reset ----------------------------------------------------- */
*,
*::before,
*::after { margin: 0; padding: 0; box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-h) + 1.5rem);
}

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'Manrope', ui-sans-serif, system-ui, -apple-system, 'Segoe UI', sans-serif;
  font-size: 1rem;
  line-height: 1.65;
  font-weight: 400;
  letter-spacing: -0.011em;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  padding-top: env(safe-area-inset-top);
}

img, svg, video { display: block; max-width: 100%; }
img { height: auto; }
svg { flex: none; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; background: none; border: 0; }
button { cursor: pointer; }
ul, ol { list-style: none; }
:focus { outline: none; }
:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
  border-radius: 4px;
}
::selection { background: hsl(217 91% 65% / 0.32); color: #fff; }

/* Scrollbar */
* { scrollbar-width: thin; scrollbar-color: hsl(0 0% 100% / 0.16) transparent; }
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-thumb {
  background: hsl(0 0% 100% / 0.14);
  border: 3px solid var(--bg);
  border-radius: 999px;
}
::-webkit-scrollbar-thumb:hover { background: hsl(0 0% 100% / 0.24); }

/* ---------- 3. Typography ------------------------------------------------ */
h1, h2, h3, h4 { font-weight: 800; line-height: 1.08; letter-spacing: -0.03em; }

.display {
  font-size: clamp(2.6rem, 7.2vw, 4.75rem);
  line-height: 1.02;
  letter-spacing: -0.038em;
}
.h2 {
  font-size: clamp(2rem, 4.6vw, 3.15rem);
  letter-spacing: -0.032em;
}
.h3 { font-size: clamp(1.15rem, 2.2vw, 1.45rem); font-weight: 700; letter-spacing: -0.022em; }

.lead {
  font-size: clamp(1.03rem, 1.65vw, 1.25rem);
  line-height: 1.6;
  color: var(--fg-muted);
  font-weight: 400;
}
.muted { color: var(--fg-muted); }
.dim   { color: var(--fg-dim); }

.grad-text {
  background: linear-gradient(102deg, #fff 8%, var(--primary-soft) 52%, hsl(190 90% 70%) 96%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

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

.skip-link {
  position: fixed; top: 0.75rem; left: 0.75rem; z-index: 200;
  padding: 0.65rem 1.1rem; border-radius: var(--radius);
  background: var(--primary); color: var(--primary-fg); font-weight: 700;
  transform: translateY(-160%);
  transition: transform var(--dur) var(--ease);
}
.skip-link:focus-visible { transform: translateY(0); }

/* ---------- 4. Layout ---------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.section { padding-block: var(--section-y); position: relative; }
.section--tight { padding-block: clamp(3rem, 6vw, 5rem); }

.section-head {
  max-width: 46rem;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}
.section-head--center { margin-inline: auto; text-align: center; }
.section-head .h2 { margin-block: 0.9rem 1.1rem; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.36rem 0.8rem 0.36rem 0.55rem;
  border: 1px solid var(--border);
  background: var(--surface-1);
  border-radius: var(--radius-pill);
  font-size: 0.775rem; font-weight: 600; letter-spacing: 0.02em;
  color: var(--fg-muted);
  text-transform: uppercase;
}
.eyebrow::before {
  content: ''; width: 0.4rem; height: 0.4rem; border-radius: 50%;
  background: var(--primary);
  box-shadow: 0 0 0 3px hsl(217 91% 65% / 0.18);
}
.eyebrow--mint::before { background: var(--mint); box-shadow: 0 0 0 3px hsl(158 64% 52% / 0.18); }

/* ---------- 5. Buttons --------------------------------------------------- */
.btn {
  --btn-bg: var(--surface-2);
  --btn-fg: var(--fg);
  position: relative;
  display: inline-flex; align-items: center; justify-content: center; gap: 0.55rem;
  padding: 0.78rem 1.35rem;
  min-height: 2.95rem;
  border-radius: var(--radius);
  background: var(--btn-bg);
  color: var(--btn-fg);
  font-weight: 700; font-size: 0.94rem; letter-spacing: -0.01em;
  white-space: nowrap;
  isolation: isolate;
  transition:
    transform var(--dur-fast) var(--ease),
    background-color var(--dur) var(--ease),
    box-shadow var(--dur) var(--ease),
    border-color var(--dur) var(--ease),
    opacity var(--dur) var(--ease);
}
.btn > * { transition: transform var(--dur) var(--ease); }
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0) scale(0.985); transition-duration: 80ms; }

.btn--primary {
  --btn-bg: var(--primary);
  --btn-fg: var(--primary-fg);
  box-shadow: 0 10px 28px -12px hsl(217 91% 65% / 0.85);
}
.btn--primary::after {
  content: ''; position: absolute; inset: 0; z-index: -1;
  border-radius: inherit;
  background: linear-gradient(180deg, hsl(0 0% 100% / 0.22), transparent 62%);
}
.btn--primary:hover { --btn-bg: var(--primary-soft); box-shadow: 0 16px 38px -14px hsl(217 91% 65% / 0.95); }
.btn--primary:active { --btn-bg: var(--primary-deep); }

.btn--ghost {
  --btn-bg: transparent;
  border: 1px solid var(--border);
}
.btn--ghost:hover { --btn-bg: var(--surface-2); border-color: var(--border-strong); }

.btn--soft { --btn-bg: var(--surface-2); border: 1px solid var(--border); }
.btn--soft:hover { --btn-bg: var(--surface-3); border-color: var(--border-strong); }

.btn--lg { padding: 1rem 1.75rem; min-height: 3.35rem; font-size: 1rem; }
.btn--block { width: 100%; }

.btn:disabled,
.btn[aria-disabled='true'] {
  cursor: not-allowed;
  opacity: 0.45;
  transform: none !important;
  box-shadow: none;
}

.btn[data-loading='true'] { pointer-events: none; color: transparent; }
.btn[data-loading='true']::before {
  content: ''; position: absolute; inset: 0; margin: auto;
  width: 1.05rem; height: 1.05rem; border-radius: 50%;
  border: 2px solid hsl(0 0% 100% / 0.35);
  border-top-color: #fff;
  animation: spin 0.7s linear infinite;
}
.btn .btn-arrow { transition: transform var(--dur) var(--ease); }
.btn:hover .btn-arrow { transform: translateX(3px); }

@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- 6. Navigation ------------------------------------------------ */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 90;
  padding-top: env(safe-area-inset-top);
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: background-color var(--dur) var(--ease), border-color var(--dur) var(--ease), backdrop-filter var(--dur) var(--ease);
}
.nav.is-stuck {
  background: hsl(0 0% 10.5% / 0.78);
  backdrop-filter: blur(18px) saturate(140%);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
  border-bottom-color: var(--border);
}
.nav__inner {
  height: var(--nav-h);
  display: flex; align-items: center; gap: 1rem;
}

.logo { display: inline-flex; align-items: center; gap: 0.65rem; font-weight: 800; letter-spacing: -0.03em; font-size: 1.12rem; }
.logo__mark {
  width: 2.1rem; height: 2.1rem; border-radius: 0.62rem;
  display: grid; place-items: center;
  background: linear-gradient(145deg, var(--primary-soft), var(--primary-deep) 70%, hsl(255 80% 62%));
  color: #fff; font-size: 0.95rem; font-weight: 800;
  box-shadow: 0 6px 18px -8px hsl(217 91% 65% / 0.9), inset 0 1px 0 hsl(0 0% 100% / 0.35);
  transition: transform var(--dur) var(--ease);
}
.logo:hover .logo__mark { transform: rotate(-8deg) scale(1.06); }

.nav__links {
  display: flex; align-items: center; gap: 0.15rem;
  margin-inline: auto;
}
.nav__link {
  position: relative;
  padding: 0.5rem 0.85rem;
  border-radius: var(--radius);
  font-size: 0.9rem; font-weight: 600;
  color: var(--fg-muted);
  transition: color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}
.nav__link:hover { color: var(--fg); background: var(--surface-1); }
.nav__link.is-active { color: var(--fg); }
.nav__link.is-active::after {
  content: ''; position: absolute; left: 50%; bottom: 0.15rem;
  width: 1rem; height: 2px; border-radius: 2px;
  background: var(--primary);
  transform: translateX(-50%);
}

.nav__actions { display: flex; align-items: center; gap: 0.55rem; }

.nav__burger {
  display: none;
  width: 2.75rem; height: 2.75rem;
  border: 1px solid var(--border); border-radius: var(--radius);
  background: var(--surface-1);
  align-items: center; justify-content: center;
  transition: background-color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.nav__burger:hover { background: var(--surface-2); border-color: var(--border-strong); }
.nav__burger-box { position: relative; width: 1.05rem; height: 0.7rem; }
.nav__burger-box span {
  position: absolute; left: 0; height: 2px; width: 100%; border-radius: 2px;
  background: var(--fg);
  transition: transform var(--dur) var(--ease), opacity var(--dur-fast) var(--ease);
}
.nav__burger-box span:nth-child(1) { top: 0; }
.nav__burger-box span:nth-child(2) { top: 50%; transform: translateY(-50%); }
.nav__burger-box span:nth-child(3) { bottom: 0; }
.nav__burger[aria-expanded='true'] span:nth-child(1) { transform: translateY(0.34rem) rotate(45deg); }
.nav__burger[aria-expanded='true'] span:nth-child(2) { opacity: 0; }
.nav__burger[aria-expanded='true'] span:nth-child(3) { transform: translateY(-0.34rem) rotate(-45deg); }

.drawer {
  position: fixed; inset: 0; z-index: 95;
  display: grid; grid-template-rows: 1fr;
  background: hsl(0 0% 6% / 0.72);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  opacity: 0; visibility: hidden;
  transition: opacity var(--dur) var(--ease), visibility var(--dur) var(--ease);
}
.drawer.is-open { opacity: 1; visibility: visible; }
.drawer__panel {
  position: absolute; inset: 0 0 auto 0;
  padding: calc(var(--nav-h) + env(safe-area-inset-top) + 1rem) var(--gutter) 2rem;
  background: hsl(0 0% 9%);
  border-bottom: 1px solid var(--border);
  border-radius: 0 0 var(--radius-xl) var(--radius-xl);
  transform: translateY(-14px);
  opacity: 0;
  transition: transform var(--dur-slow) var(--ease), opacity var(--dur) var(--ease);
}
.drawer.is-open .drawer__panel { transform: translateY(0); opacity: 1; }
.drawer__link {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0.95rem 0.25rem;
  font-size: 1.15rem; font-weight: 700; letter-spacing: -0.02em;
  border-bottom: 1px solid var(--border);
  transition: color var(--dur) var(--ease), padding-left var(--dur) var(--ease);
}
.drawer__link:hover { color: var(--primary-soft); padding-left: 0.7rem; }
.drawer__link span { color: var(--fg-dim); font-size: 0.85rem; font-weight: 500; }
.drawer__actions { display: grid; gap: 0.6rem; margin-top: 1.5rem; }

body.is-locked { overflow: hidden; }

/* ---------- 7. Hero ------------------------------------------------------ */
.hero {
  position: relative;
  padding-top: calc(var(--nav-h) + clamp(3.5rem, 8vw, 6.5rem));
  padding-bottom: clamp(3rem, 7vw, 5.5rem);
  overflow: hidden;
}
.hero__bg { position: absolute; inset: 0; pointer-events: none; overflow: hidden; }
.hero__photo {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  opacity: 0.42;
  mask-image: radial-gradient(ellipse 100% 78% at 50% 8%, #000 30%, transparent 82%);
  -webkit-mask-image: radial-gradient(ellipse 100% 78% at 50% 8%, #000 30%, transparent 82%);
  animation: hero-photo-in 1.6s var(--ease) both;
}
@keyframes hero-photo-in {
  from { opacity: 0; transform: scale(1.06); }
  to   { opacity: 0.42; transform: scale(1); }
}
.hero__orb {
  position: absolute; border-radius: 50%;
  filter: blur(90px);
  opacity: 0.55;
  will-change: transform;
}
.hero__orb--a {
  width: 46rem; height: 46rem; top: -20rem; left: 50%;
  translate: -50% 0;
  background: radial-gradient(circle at 50% 50%, hsl(217 91% 60% / 0.55), transparent 68%);
  animation: drift 22s var(--ease-in-out) infinite alternate;
}
.hero__orb--b {
  width: 32rem; height: 32rem; top: 8rem; right: -12rem;
  background: radial-gradient(circle at 50% 50%, hsl(266 85% 62% / 0.4), transparent 70%);
  animation: drift 28s var(--ease-in-out) -6s infinite alternate-reverse;
}
.hero__orb--c {
  width: 28rem; height: 28rem; bottom: -10rem; left: -10rem;
  background: radial-gradient(circle at 50% 50%, hsl(158 64% 52% / 0.28), transparent 70%);
  animation: drift 26s var(--ease-in-out) -12s infinite alternate;
}
.hero__grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(hsl(0 0% 100% / 0.035) 1px, transparent 1px),
    linear-gradient(90deg, hsl(0 0% 100% / 0.035) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 90% 60% at 50% 12%, #000 20%, transparent 78%);
  -webkit-mask-image: radial-gradient(ellipse 90% 60% at 50% 12%, #000 20%, transparent 78%);
}

@keyframes drift {
  from { transform: translate3d(0, 0, 0) scale(1); }
  to   { transform: translate3d(3%, 5%, 0) scale(1.12); }
}

.hero__inner { position: relative; text-align: center; }
.hero__title { margin-block: 1.35rem 1.35rem; }
.hero__title span { display: block; }
.hero__lead { max-width: 40rem; margin-inline: auto; }
.hero__cta {
  display: flex; flex-wrap: wrap; justify-content: center; gap: 0.75rem;
  margin-top: 2.1rem;
}
.hero__note {
  display: flex; flex-wrap: wrap; justify-content: center; align-items: center;
  gap: 0.5rem 1.35rem;
  margin-top: 1.5rem;
  font-size: 0.85rem; color: var(--fg-dim); font-weight: 500;
}
.hero__note li { display: inline-flex; align-items: center; gap: 0.4rem; }
.hero__note svg { color: var(--mint); }

/* App shell mock */
.hero__stage {
  position: relative;
  margin-top: clamp(3rem, 6vw, 4.5rem);
  perspective: 1600px;
}
.appshell {
  position: relative;
  border-radius: var(--radius-xl);
  border: 1px solid var(--border);
  background: linear-gradient(180deg, hsl(0 0% 100% / 0.055), hsl(0 0% 100% / 0.015));
  box-shadow: var(--shadow-lg), inset 0 1px 0 hsl(0 0% 100% / 0.08);
  overflow: hidden;
  transform: rotateX(7deg) translateY(0);
  transform-origin: top center;
  transition: transform var(--dur-slow) var(--ease);
}
.hero__stage.is-in .appshell { transform: rotateX(0deg); }
.appshell::before {
  content: ''; position: absolute; inset: -1px; z-index: 3; pointer-events: none;
  border-radius: inherit;
  background: linear-gradient(180deg, transparent 55%, hsl(0 0% 10.5% / 0.55) 100%);
}
.appshell__bar {
  display: flex; align-items: center; gap: 0.75rem;
  padding: 0.85rem 1.1rem;
  border-bottom: 1px solid var(--border);
  background: hsl(0 0% 100% / 0.025);
}
.appshell__dots { display: flex; gap: 0.4rem; }
.appshell__dots i { width: 0.62rem; height: 0.62rem; border-radius: 50%; background: hsl(0 0% 100% / 0.16); }
.appshell__dots i:first-child { background: hsl(347 89% 66% / 0.65); }
.appshell__dots i:nth-child(2) { background: hsl(38 92% 60% / 0.65); }
.appshell__dots i:nth-child(3) { background: hsl(158 64% 52% / 0.65); }
.appshell__url {
  flex: 1; max-width: 22rem; margin-inline: auto;
  padding: 0.3rem 0.85rem;
  border-radius: var(--radius-pill);
  background: hsl(0 0% 0% / 0.28);
  border: 1px solid var(--border);
  font-size: 0.78rem; color: var(--fg-dim); text-align: center;
  font-weight: 600;
}
.appshell__body { position: relative; }
.appshell__body img { width: 100%; }

.hero__badge {
  position: absolute; z-index: 4;
  display: flex; align-items: center; gap: 0.65rem;
  padding: 0.7rem 0.95rem;
  border-radius: var(--radius);
  border: 1px solid var(--border-strong);
  background: hsl(0 0% 8% / 0.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: var(--shadow-md);
  font-size: 0.82rem; font-weight: 600;
  animation: float 6s var(--ease-in-out) infinite;
}
.hero__badge b { display: block; font-size: 0.98rem; font-weight: 800; letter-spacing: -0.02em; }
.hero__badge small { color: var(--fg-dim); font-weight: 500; }
.hero__badge i {
  width: 2.1rem; height: 2.1rem; border-radius: 0.55rem;
  display: grid; place-items: center;
  background: hsl(158 64% 52% / 0.14); color: var(--mint);
}
.hero__badge--a { top: 16%; left: -1.5rem; }
.hero__badge--b { bottom: 18%; right: -1.5rem; animation-delay: -3s; }
.hero__badge--b i { background: hsl(217 91% 65% / 0.16); color: var(--primary-soft); }

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-10px); }
}

/* ---------- 8. Marquee --------------------------------------------------- */
.marquee {
  position: relative;
  overflow: hidden;
  mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
}
.marquee__track {
  display: flex; width: max-content;
  gap: 0.75rem;
  animation: scroll-x 38s linear infinite;
}
.marquee:hover .marquee__track { animation-play-state: paused; }
.chip {
  display: inline-flex; align-items: center; gap: 0.55rem;
  padding: 0.6rem 1.05rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  background: var(--surface-1);
  font-size: 0.88rem; font-weight: 600; color: var(--fg-muted);
  white-space: nowrap;
}
.chip i { width: 0.45rem; height: 0.45rem; border-radius: 50%; background: var(--primary); opacity: 0.75; }

@keyframes scroll-x {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ---------- 9. Conversation demo ---------------------------------------- */
.demo__grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
}
.demo__prompts { display: grid; gap: 0.6rem; margin-top: 2rem; }
.prompt-btn {
  display: flex; align-items: center; gap: 0.75rem;
  width: 100%;
  padding: 0.85rem 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface-1);
  text-align: left;
  font-size: 0.92rem; font-weight: 600; color: var(--fg-muted);
  transition: background-color var(--dur) var(--ease), border-color var(--dur) var(--ease),
              color var(--dur) var(--ease), transform var(--dur-fast) var(--ease);
}
.prompt-btn svg { color: var(--fg-dim); transition: color var(--dur) var(--ease), transform var(--dur) var(--ease); }
.prompt-btn:hover { background: var(--surface-2); border-color: var(--border-strong); color: var(--fg); transform: translateX(4px); }
.prompt-btn:hover svg { color: var(--primary-soft); transform: translateX(2px); }
.prompt-btn:active { transform: translateX(1px) scale(0.99); }
.prompt-btn.is-active {
  background: hsl(217 91% 65% / 0.1);
  border-color: hsl(217 91% 65% / 0.42);
  color: var(--fg);
}
.prompt-btn.is-active svg { color: var(--primary-soft); }

.chat {
  border-radius: var(--radius-xl);
  border: 1px solid var(--border);
  background: linear-gradient(180deg, hsl(0 0% 100% / 0.05), hsl(0 0% 100% / 0.015));
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}
.chat__head {
  display: flex; align-items: center; gap: 0.7rem;
  padding: 0.95rem 1.15rem;
  border-bottom: 1px solid var(--border);
  background: hsl(0 0% 100% / 0.025);
  font-size: 0.85rem; font-weight: 700;
}
.chat__status {
  margin-left: auto;
  display: inline-flex; align-items: center; gap: 0.4rem;
  font-size: 0.74rem; font-weight: 600; color: var(--mint);
  text-transform: uppercase; letter-spacing: 0.04em;
}
.chat__status::before {
  content: ''; width: 0.42rem; height: 0.42rem; border-radius: 50%;
  background: var(--mint);
  animation: pulse-dot 1.8s var(--ease-in-out) infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 hsl(158 64% 52% / 0.5); }
  50%      { opacity: 0.55; box-shadow: 0 0 0 5px hsl(158 64% 52% / 0); }
}

.chat__body { padding: 1.25rem; display: grid; gap: 1rem; min-height: 23rem; align-content: start; }

.bubble { max-width: 88%; display: grid; gap: 0.5rem; }
.bubble--user { justify-self: end; }
.bubble--user .bubble__text {
  background: var(--primary);
  color: var(--primary-fg);
  border-radius: var(--radius-lg) var(--radius-lg) 0.35rem var(--radius-lg);
  font-weight: 600;
}
.bubble--ai .bubble__text {
  background: hsl(0 0% 100% / 0.055);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg) var(--radius-lg) var(--radius-lg) 0.35rem;
}
.bubble__text { padding: 0.8rem 1.05rem; font-size: 0.93rem; line-height: 1.55; }
.bubble .caret {
  display: inline-block; width: 2px; height: 1em;
  background: currentColor; vertical-align: -0.14em;
  margin-left: 2px;
  animation: caret 1s step-end infinite;
}
@keyframes caret { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }

.thinking { display: inline-flex; gap: 0.28rem; padding: 0.95rem 1.05rem; }
.thinking i {
  width: 0.42rem; height: 0.42rem; border-radius: 50%;
  background: var(--fg-dim);
  animation: bounce 1.2s var(--ease-in-out) infinite;
}
.thinking i:nth-child(2) { animation-delay: 0.15s; }
.thinking i:nth-child(3) { animation-delay: 0.3s; }
@keyframes bounce {
  0%, 60%, 100% { transform: translateY(0); opacity: 0.45; }
  30%           { transform: translateY(-5px); opacity: 1; }
}

/* mini chart inside answer */
.minichart {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: hsl(0 0% 0% / 0.2);
  padding: 0.95rem 1.05rem 0.8rem;
}
.minichart__top {
  display: flex; align-items: baseline; justify-content: space-between;
  font-size: 0.78rem; color: var(--fg-dim); font-weight: 600;
  margin-bottom: 0.75rem;
}
.minichart__top b { color: var(--fg); font-size: 1.05rem; font-weight: 800; letter-spacing: -0.02em; }
.bars { display: flex; align-items: flex-end; gap: 0.4rem; height: 5.25rem; }
.bars > span {
  flex: 1;
  border-radius: 0.3rem 0.3rem 0.15rem 0.15rem;
  background: linear-gradient(180deg, hsl(217 91% 65% / 0.95), hsl(217 91% 65% / 0.25));
  height: var(--h, 30%);
  transform-origin: bottom;
  animation: grow-bar 0.75s var(--ease) backwards;
}
.bars > span.is-peak { background: linear-gradient(180deg, var(--rose), hsl(347 89% 66% / 0.3)); }
@keyframes grow-bar { from { transform: scaleY(0.02); opacity: 0; } to { transform: scaleY(1); opacity: 1; } }

.chat__foot {
  display: flex; align-items: center; gap: 0.65rem;
  padding: 0.85rem 1.15rem;
  border-top: 1px solid var(--border);
  background: hsl(0 0% 0% / 0.18);
}
.chat__input {
  flex: 1;
  padding: 0.6rem 0.9rem;
  border-radius: var(--radius-pill);
  background: hsl(0 0% 100% / 0.05);
  border: 1px solid var(--border);
  font-size: 0.87rem; color: var(--fg-dim);
}
.chat__send {
  width: 2.35rem; height: 2.35rem; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--primary); color: var(--primary-fg);
  transition: transform var(--dur-fast) var(--ease), background-color var(--dur) var(--ease);
}
.chat__send:hover { background: var(--primary-soft); transform: scale(1.08); }
.chat__send:active { transform: scale(0.94); }

/* ---------- 10. Bento features ------------------------------------------ */
.bento {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 1rem;
}
.card {
  position: relative;
  padding: clamp(1.35rem, 2.6vw, 2rem);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, hsl(0 0% 100% / 0.045), hsl(0 0% 100% / 0.012));
  overflow: hidden;
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease), background-color var(--dur) var(--ease);
}
.card::after {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  border-radius: inherit;
  opacity: 0;
  background: radial-gradient(28rem 28rem at var(--mx, 50%) var(--my, 0%), hsl(217 91% 65% / 0.13), transparent 62%);
  transition: opacity var(--dur) var(--ease);
}
.card:hover { transform: translateY(-4px); border-color: var(--border-strong); }
.card:hover::after { opacity: 1; }
.card__icon {
  width: 2.75rem; height: 2.75rem; border-radius: 0.8rem;
  display: grid; place-items: center;
  background: hsl(217 91% 65% / 0.13);
  color: var(--primary-soft);
  border: 1px solid hsl(217 91% 65% / 0.22);
  margin-bottom: 1.15rem;
  transition: transform var(--dur) var(--ease);
}
.card:hover .card__icon { transform: scale(1.08) rotate(-5deg); }
.card__icon--mint { background: hsl(158 64% 52% / 0.13); color: var(--mint); border-color: hsl(158 64% 52% / 0.22); }
.card__icon--amber { background: hsl(38 92% 60% / 0.13); color: var(--amber); border-color: hsl(38 92% 60% / 0.22); }
.card__icon--rose { background: hsl(347 89% 66% / 0.13); color: var(--rose); border-color: hsl(347 89% 66% / 0.22); }
.card h3 { margin-bottom: 0.55rem; }
.card p { color: var(--fg-muted); font-size: 0.95rem; }

.card--wide { grid-column: span 4; }
.card--half { grid-column: span 3; }
.card--third { grid-column: span 2; }

.card__visual {
  margin-top: 1.5rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: hsl(0 0% 0% / 0.22);
  padding: 1rem;
}
.ledger { display: grid; gap: 0.55rem; }
.ledger__row {
  display: flex; align-items: center; gap: 0.75rem;
  padding: 0.6rem 0.75rem;
  border-radius: 0.6rem;
  background: hsl(0 0% 100% / 0.04);
  font-size: 0.85rem; font-weight: 600;
  transition: background-color var(--dur) var(--ease);
}
.card:hover .ledger__row { background: hsl(0 0% 100% / 0.07); }
.ledger__row span:last-child { margin-left: auto; font-variant-numeric: tabular-nums; }
.ledger__row .tag {
  font-size: 0.68rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.04em;
  padding: 0.16rem 0.45rem; border-radius: 0.35rem;
}
.tag--cut  { background: hsl(347 89% 66% / 0.16); color: var(--rose); }
.tag--save { background: hsl(158 64% 52% / 0.16); color: var(--mint); }
.tag--watch{ background: hsl(38 92% 60% / 0.16); color: var(--amber); }

.meter {
  height: 0.5rem; border-radius: 999px;
  background: hsl(0 0% 100% / 0.08);
  overflow: hidden;
}
.meter > i {
  display: block; height: 100%; border-radius: inherit;
  background: linear-gradient(90deg, var(--primary-deep), var(--mint));
  width: 0;
  transition: width 1.4s var(--ease);
}
.is-in .meter > i { width: var(--w, 60%); }

/* ---------- 10b. Image slots --------------------------------------------- */
/* Every photographic asset sits in a slot that stays presentable while the
   file is missing: the wrapper paints a branded block and the label below. */
.imgslot {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background:
    radial-gradient(ellipse 80% 60% at 20% 0%, hsl(217 91% 65% / 0.16), transparent 70%),
    hsl(0 0% 8%);
}
.imgslot::after {
  content: attr(data-label);
  position: absolute; inset: auto 0 0 0;
  display: grid; place-items: center;
  padding: 0 1.25rem 1.25rem;
  font-size: 0.78rem; font-weight: 600; letter-spacing: 0.02em;
  color: var(--fg-dim);
  text-align: center;
  opacity: 0;
  transition: opacity var(--dur) var(--ease);
  pointer-events: none;
}
.imgslot.is-missing { min-height: 12rem; }
.imgslot.is-missing::before {
  content: '';
  position: absolute; inset: 0;
  background-image:
    repeating-linear-gradient(135deg, hsl(0 0% 100% / 0.035) 0 12px, transparent 12px 24px);
}
.imgslot.is-missing::after { opacity: 1; }
.imgslot img {
  width: 100%;
  transition: opacity var(--dur-slow) var(--ease), transform var(--dur-slow) var(--ease);
}
.imgslot img[data-loaded='false'] { opacity: 0; }
.imgslot img.is-broken { display: none; }

/* ---------- 10c. Showcase rows ------------------------------------------- */
.showcase { display: grid; gap: 1rem; }
.showcase__row {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 0.92fr);
  align-items: end;
  gap: clamp(1.5rem, 4vw, 3.5rem);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  background:
    radial-gradient(ellipse 80% 60% at 20% 0%, hsl(217 91% 65% / 0.14), transparent 70%),
    var(--surface-1);
  overflow: hidden;
  transition: border-color var(--dur) var(--ease);
}
.showcase__row:hover { border-color: var(--border-strong); }
.showcase__row:nth-child(even) { grid-template-columns: minmax(0, 0.92fr) minmax(0, 1fr); }
.showcase__row:nth-child(even) .showcase__media { order: -1; }

.showcase__copy { padding: clamp(1.75rem, 4vw, 2.9rem); align-self: center; }
.showcase__copy h3 {
  font-size: clamp(1.4rem, 2.8vw, 1.95rem);
  margin-block: 0.85rem 0.8rem;
}
.showcase__copy p { color: var(--fg-muted); font-size: 0.97rem; max-width: 34rem; }
.showcase__tags { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-top: 1.4rem; }
.showcase__tags span {
  display: inline-flex; align-items: center;
  padding: 0.36rem 0.75rem;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border);
  background: hsl(0 0% 100% / 0.04);
  font-size: 0.72rem; color: var(--fg-dim); font-weight: 600;
  font-variant-numeric: tabular-nums;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.showcase__row:hover .showcase__tags span { color: var(--fg-muted); border-color: var(--border-strong); }
.showcase__tags span:hover { transform: translateY(-2px); color: var(--fg); }

.showcase__media {
  display: flex; justify-content: center; align-items: flex-end;
  padding: clamp(1.5rem, 4vw, 2rem) clamp(1.5rem, 4vw, 2rem) 0;
}
.showcase__media .imgslot {
  width: 100%;
  max-width: 23rem;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  transition: transform var(--dur-slow) var(--ease);
}
.showcase__row:hover .showcase__media .imgslot { transform: translateY(-6px); }

/* ---------- 11. Steps ---------------------------------------------------- */
.steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  counter-reset: step;
}
.step {
  position: relative;
  padding: clamp(1.5rem, 3vw, 2.15rem);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface-1);
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.step:hover { border-color: var(--border-strong); background: var(--surface-2); transform: translateY(-4px); }
.step__n {
  counter-increment: step;
  display: inline-grid; place-items: center;
  width: 2.4rem; height: 2.4rem; border-radius: 0.7rem;
  border: 1px solid var(--border-strong);
  background: hsl(0 0% 0% / 0.25);
  font-weight: 800; font-size: 0.9rem; color: var(--primary-soft);
  margin-bottom: 1.1rem;
  font-variant-numeric: tabular-nums;
}
.step__n::before { content: '0' counter(step); }
.step h3 { margin-bottom: 0.5rem; }
.step p { color: var(--fg-muted); font-size: 0.95rem; }
.step__line {
  position: absolute; top: 50%; right: -1rem; width: 1rem; height: 1px;
  background: var(--border-strong);
}
.step:last-child .step__line { display: none; }

/* ---------- 12. Stats ---------------------------------------------------- */
.stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--border);
  overflow: hidden;
}
.stat {
  padding: clamp(1.5rem, 3vw, 2.25rem) clamp(1rem, 2vw, 1.75rem);
  background: hsl(0 0% 11.5%);
  transition: background-color var(--dur) var(--ease);
}
.stat:hover { background: hsl(0 0% 14%); }
.stat__value {
  font-size: clamp(1.9rem, 4vw, 2.75rem);
  font-weight: 800; letter-spacing: -0.04em; line-height: 1;
  font-variant-numeric: tabular-nums;
  background: linear-gradient(150deg, #fff, hsl(217 91% 72%));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.stat__label { margin-top: 0.6rem; font-size: 0.87rem; color: var(--fg-muted); font-weight: 500; }

/* ---------- 13. Testimonial ---------------------------------------------- */
.quote {
  position: relative;
  max-width: 52rem; margin-inline: auto; text-align: center;
  padding: clamp(2rem, 5vw, 3.5rem);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  background: radial-gradient(60rem 24rem at 50% -10%, hsl(217 91% 65% / 0.12), transparent 70%), var(--surface-1);
}
.quote__text {
  font-size: clamp(1.2rem, 2.6vw, 1.75rem);
  line-height: 1.45; font-weight: 700; letter-spacing: -0.025em;
}
.quote__by {
  margin-top: 1.75rem;
  display: inline-flex; align-items: center; gap: 0.8rem;
  text-align: left;
}
.quote__avatar {
  position: relative;
  width: 2.85rem; height: 2.85rem; border-radius: 50%;
  display: grid; place-items: center;
  background: linear-gradient(145deg, var(--primary-soft), hsl(266 85% 62%));
  font-weight: 800; color: #fff;
  overflow: hidden;
  flex: none;
}
.quote__avatar img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  border-radius: inherit;
}
.quote__avatar img.is-broken { display: none; }
.quote__by b { display: block; font-size: 0.95rem; }
.quote__by span { font-size: 0.85rem; color: var(--fg-dim); }

/* ---------- 14. Pricing -------------------------------------------------- */
.pricing__toggle {
  display: inline-flex; align-items: center; gap: 0.25rem;
  padding: 0.28rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  background: var(--surface-1);
  margin-top: 1.75rem;
}
.pricing__toggle button {
  position: relative;
  padding: 0.5rem 1.05rem;
  border-radius: var(--radius-pill);
  font-size: 0.86rem; font-weight: 700; color: var(--fg-muted);
  transition: color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}
.pricing__toggle button[aria-pressed='true'] { background: var(--surface-3); color: var(--fg); }
.pricing__toggle button:hover { color: var(--fg); }
.pricing__toggle .save {
  margin-left: 0.4rem; font-size: 0.7rem; color: var(--mint);
  background: hsl(158 64% 52% / 0.14); padding: 0.1rem 0.4rem; border-radius: 0.35rem;
}

.plans {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  align-items: start;
}
.plan {
  position: relative;
  display: flex; flex-direction: column;
  padding: clamp(1.5rem, 3vw, 2.15rem);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface-1);
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}
.plan:hover { border-color: var(--border-strong); transform: translateY(-4px); }
.plan--featured {
  border-color: hsl(217 91% 65% / 0.45);
  background: linear-gradient(180deg, hsl(217 91% 65% / 0.1), hsl(0 0% 100% / 0.02));
  box-shadow: 0 30px 70px -40px hsl(217 91% 65% / 0.9);
}
.plan--featured:hover { border-color: hsl(217 91% 65% / 0.7); }
.plan__flag {
  position: absolute; top: -0.75rem; left: 50%; translate: -50% 0;
  padding: 0.3rem 0.8rem; border-radius: var(--radius-pill);
  background: var(--primary); color: var(--primary-fg);
  font-size: 0.72rem; font-weight: 800; letter-spacing: 0.03em; text-transform: uppercase;
  white-space: nowrap;
  box-shadow: 0 8px 22px -10px hsl(217 91% 65% / 0.95);
}
.plan__name { font-size: 1.05rem; font-weight: 800; letter-spacing: -0.02em; }
.plan__desc { margin-top: 0.35rem; font-size: 0.88rem; color: var(--fg-muted); min-height: 2.6rem; }
.plan__price {
  display: flex; align-items: baseline; gap: 0.4rem;
  margin-block: 1.25rem 0.35rem;
}
.plan__amount {
  font-size: clamp(2.1rem, 4.5vw, 2.75rem);
  font-weight: 800; letter-spacing: -0.04em; line-height: 1;
  font-variant-numeric: tabular-nums;
}
.plan__unit { font-size: 0.86rem; color: var(--fg-dim); font-weight: 600; }
.plan__billing { font-size: 0.8rem; color: var(--fg-dim); min-height: 1.2rem; }
.plan .btn { margin-block: 1.5rem 1.5rem; }
.plan__features { display: grid; gap: 0.7rem; font-size: 0.9rem; }
.plan__features li { display: flex; gap: 0.6rem; align-items: flex-start; color: var(--fg-muted); }
.plan__features svg { margin-top: 0.28rem; color: var(--mint); }
.plan__features strong { color: var(--fg); font-weight: 700; }
.plan__note {
  margin-top: 1.25rem; padding-top: 1.25rem;
  border-top: 1px solid var(--border);
  font-size: 0.8rem; color: var(--fg-dim);
}

/* ---------- 15. Security ------------------------------------------------- */
.security {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}
.shieldgrid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0.85rem; }
.shieldgrid .card { padding: 1.35rem; }
.shieldgrid h3 { font-size: 1rem; }
.shieldgrid p { font-size: 0.87rem; }
.shieldgrid .card__icon { width: 2.35rem; height: 2.35rem; margin-bottom: 0.9rem; border-radius: 0.65rem; }

/* ---------- 16. FAQ ------------------------------------------------------ */
.faq { max-width: 50rem; margin-inline: auto; display: grid; gap: 0.6rem; }
.faq__item {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface-1);
  overflow: hidden;
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}
.faq__item:hover { border-color: var(--border-strong); }
.faq__item.is-open { background: var(--surface-2); border-color: hsl(217 91% 65% / 0.35); }
.faq__q {
  display: flex; align-items: center; gap: 1rem; width: 100%;
  padding: 1.15rem 1.35rem;
  text-align: left;
  font-size: 1rem; font-weight: 700; letter-spacing: -0.02em;
}
.faq__q:hover { color: var(--primary-soft); }
.faq__icon {
  margin-left: auto; flex: none;
  width: 1.6rem; height: 1.6rem; border-radius: 50%;
  display: grid; place-items: center;
  border: 1px solid var(--border-strong);
  transition: transform var(--dur) var(--ease), background-color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.faq__item.is-open .faq__icon {
  transform: rotate(45deg);
  background: var(--primary); border-color: var(--primary); color: var(--primary-fg);
}
.faq__a {
  display: grid; grid-template-rows: 0fr;
  transition: grid-template-rows var(--dur-slow) var(--ease);
}
.faq__item.is-open .faq__a { grid-template-rows: 1fr; }
.faq__a > div { overflow: hidden; }
.faq__a p {
  padding: 0 1.35rem 1.35rem;
  color: var(--fg-muted); font-size: 0.94rem;
}

/* ---------- 17. CTA ------------------------------------------------------ */
.cta {
  position: relative;
  text-align: center;
  padding: clamp(3rem, 7vw, 5.5rem) clamp(1.5rem, 5vw, 4rem);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  background:
    radial-gradient(50rem 24rem at 50% 0%, hsl(217 91% 65% / 0.22), transparent 70%),
    linear-gradient(180deg, hsl(0 0% 100% / 0.05), hsl(0 0% 100% / 0.015));
  overflow: hidden;
}
.cta::before {
  content: ''; position: absolute; inset: 0;
  background-image:
    linear-gradient(hsl(0 0% 100% / 0.04) 1px, transparent 1px),
    linear-gradient(90deg, hsl(0 0% 100% / 0.04) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(ellipse 70% 70% at 50% 40%, #000, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 70% 70% at 50% 40%, #000, transparent 75%);
  pointer-events: none;
}
.cta > * { position: relative; }
.cta__actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.75rem; margin-top: 2rem; }

/* ---------- 18. Footer --------------------------------------------------- */
.footer {
  border-top: 1px solid var(--border);
  padding-block: clamp(3rem, 6vw, 4.5rem) 2rem;
  padding-bottom: calc(2rem + env(safe-area-inset-bottom));
  background: hsl(0 0% 8.5%);
}
.footer__top {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) repeat(3, minmax(0, 1fr));
  gap: clamp(2rem, 4vw, 3rem);
}
.footer__about p { margin-top: 1rem; font-size: 0.9rem; color: var(--fg-muted); max-width: 22rem; }
.footer__col h4 {
  font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.08em;
  color: var(--fg-dim); font-weight: 700; margin-bottom: 1rem;
}
.footer__col li + li { margin-top: 0.6rem; }
.footer__col a {
  font-size: 0.92rem; color: var(--fg-muted);
  transition: color var(--dur) var(--ease), padding-left var(--dur) var(--ease);
  display: inline-block;
}
.footer__col a:hover { color: var(--fg); padding-left: 0.25rem; }
.footer__bottom {
  margin-top: clamp(2.5rem, 5vw, 3.5rem);
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  display: flex; flex-wrap: wrap; align-items: center; gap: 0.85rem 1.5rem;
  font-size: 0.84rem; color: var(--fg-dim);
}
.footer__status {
  margin-left: auto;
  display: inline-flex; align-items: center; gap: 0.45rem;
  font-weight: 600;
}
.footer__status::before {
  content: ''; width: 0.45rem; height: 0.45rem; border-radius: 50%;
  background: var(--mint);
  animation: pulse-dot 2.2s var(--ease-in-out) infinite;
}

/* ---------- 19. Back to top --------------------------------------------- */
.totop {
  position: fixed; right: 1.25rem; bottom: 1.25rem; z-index: 80;
  width: 2.9rem; height: 2.9rem; border-radius: 50%;
  display: grid; place-items: center;
  background: hsl(0 0% 100% / 0.08);
  border: 1px solid var(--border);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  opacity: 0; visibility: hidden; transform: translateY(12px);
  transition: opacity var(--dur) var(--ease), visibility var(--dur) var(--ease),
              transform var(--dur) var(--ease), background-color var(--dur) var(--ease);
}
.totop.is-visible { opacity: 1; visibility: visible; transform: translateY(0); }
.totop:hover { background: hsl(0 0% 100% / 0.16); transform: translateY(-3px); }
.totop:active { transform: translateY(0) scale(0.94); }

/* ---------- 20. Scroll progress ----------------------------------------- */
.progress {
  position: fixed; top: 0; left: 0; z-index: 100;
  height: 2px; width: 100%;
  transform-origin: 0 50%; transform: scaleX(0);
  background: linear-gradient(90deg, var(--primary), var(--mint));
  pointer-events: none;
}

/* ---------- 21. Reveal animation ---------------------------------------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
  transition-delay: var(--delay, 0ms);
}
[data-reveal].is-in { opacity: 1; transform: none; }

/* ---------- 22. Legal / article pages ----------------------------------- */
.page-head {
  padding-top: calc(var(--nav-h) + clamp(3rem, 7vw, 5rem));
  padding-bottom: clamp(2rem, 4vw, 3rem);
  position: relative; overflow: hidden;
}
.page-head::before {
  content: ''; position: absolute; inset: -30% 0 auto;
  height: 34rem;
  background: radial-gradient(40rem 18rem at 50% 0%, hsl(217 91% 65% / 0.2), transparent 70%);
  pointer-events: none;
}
.page-head > * { position: relative; }

.prose { max-width: 46rem; }
.prose h2 {
  font-size: clamp(1.35rem, 2.6vw, 1.75rem);
  margin-top: 2.75rem; margin-bottom: 0.85rem;
  letter-spacing: -0.028em;
}
.prose h2:first-child { margin-top: 0; }
.prose h3 { font-size: 1.08rem; margin-top: 1.75rem; margin-bottom: 0.5rem; }
.prose p { color: var(--fg-muted); margin-bottom: 1rem; }
.prose ul { display: grid; gap: 0.55rem; margin-bottom: 1.25rem; }
.prose ul li {
  position: relative; padding-left: 1.35rem;
  color: var(--fg-muted);
}
.prose ul li::before {
  content: ''; position: absolute; left: 0.15rem; top: 0.72em;
  width: 0.4rem; height: 0.4rem; border-radius: 50%;
  background: var(--primary); opacity: 0.8;
}
.prose a { color: var(--primary-soft); text-decoration: underline; text-underline-offset: 3px; }
.prose a:hover { color: var(--fg); }
.prose strong { color: var(--fg); font-weight: 700; }

.toc {
  position: sticky; top: calc(var(--nav-h) + 1.5rem);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface-1);
  padding: 1.35rem;
}
.toc h4 {
  font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.08em;
  color: var(--fg-dim); margin-bottom: 0.9rem;
}
.toc li + li { margin-top: 0.5rem; }
.toc a {
  font-size: 0.89rem; color: var(--fg-muted);
  transition: color var(--dur) var(--ease), padding-left var(--dur) var(--ease);
  display: inline-block;
}
.toc a:hover { color: var(--fg); padding-left: 0.25rem; }

.legal-layout {
  display: grid;
  grid-template-columns: 16rem minmax(0, 1fr);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}

/* Vision page timeline */
.timeline { display: grid; gap: 0; max-width: 46rem; }
.tl {
  position: relative;
  padding: 0 0 2.25rem 2.5rem;
  border-left: 1px solid var(--border);
}
.tl:last-child { border-left-color: transparent; padding-bottom: 0; }
.tl::before {
  content: ''; position: absolute; left: -0.44rem; top: 0.35rem;
  width: 0.85rem; height: 0.85rem; border-radius: 50%;
  background: var(--bg);
  border: 2px solid var(--primary);
  transition: box-shadow var(--dur) var(--ease);
}
.tl.is-in::before { box-shadow: 0 0 0 5px hsl(217 91% 65% / 0.16); }
.tl__when {
  font-size: 0.78rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--primary-soft);
}
.tl h3 { margin-block: 0.4rem 0.5rem; }
.tl p { color: var(--fg-muted); font-size: 0.95rem; }

/* 404 */
.notfound {
  min-height: 100svh;
  display: grid; place-items: center; text-align: center;
  padding: calc(var(--nav-h) + 3rem) var(--gutter) 4rem;
  position: relative; overflow: hidden;
}
.notfound__code {
  font-size: clamp(6rem, 22vw, 12rem);
  font-weight: 800; line-height: 0.9; letter-spacing: -0.06em;
  background: linear-gradient(160deg, #fff 10%, hsl(217 91% 65% / 0.35) 80%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}

/* ---------- 23. Responsive ---------------------------------------------- */
@media (max-width: 1080px) {
  .demo__grid { grid-template-columns: minmax(0, 1fr); }
  .demo__copy { max-width: 40rem; }
  .security { grid-template-columns: minmax(0, 1fr); }
  .card--wide { grid-column: span 6; }
  .card--half { grid-column: span 3; }
  .card--third { grid-column: span 3; }
  .legal-layout { grid-template-columns: minmax(0, 1fr); }
  .toc { position: static; }
  .showcase__row,
  .showcase__row:nth-child(even) { grid-template-columns: minmax(0, 1fr); }
  .showcase__row:nth-child(even) .showcase__media { order: 0; }
  .showcase__media { order: -1; padding-bottom: 0; }
  .showcase__media .imgslot { max-width: 19rem; }
  .showcase__copy { padding-top: clamp(1.25rem, 3vw, 2rem); }
}

@media (max-width: 900px) {
  .nav__links { display: none; }
  .nav__actions { margin-left: auto; }
  .nav__actions .btn--ghost { display: none; }
  .nav__burger { display: flex; }
  .footer__top { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer__about { grid-column: 1 / -1; }
  .plans { grid-template-columns: minmax(0, 1fr); max-width: 30rem; margin-inline: auto; }
  .plan--featured { order: -1; }
  .steps { grid-template-columns: minmax(0, 1fr); }
  .step__line { display: none; }
  .stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .hero__badge { display: none; }
}

@media (max-width: 640px) {
  :root { --nav-h: 4rem; }
  .card--wide, .card--half, .card--third { grid-column: span 6; }
  .shieldgrid { grid-template-columns: minmax(0, 1fr); }
  .appshell { transform: none; }
  .chat__body { min-height: 20rem; }
  .bubble { max-width: 95%; }
  .hero__cta .btn { width: 100%; }
  .hero__photo { opacity: 0.3; }
  .showcase__media .imgslot { max-width: 16rem; }
  .footer__bottom { flex-direction: column; align-items: flex-start; }
  .footer__status { margin-left: 0; }
}

@media (max-width: 420px) {
  .stats { grid-template-columns: minmax(0, 1fr); }
}

/* ---------- 24. Motion preferences -------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  [data-reveal] { opacity: 1; transform: none; }
  .appshell { transform: none; }
}

/* ---------- 25. Print ---------------------------------------------------- */
@media print {
  .nav, .totop, .progress, .drawer, .hero__bg { display: none !important; }
  body { background: #fff; color: #000; }
}