/* Hallmark · macrostructure: Marquee Hero (adapted: hero carries name + pitch + CTA per brief)
 * theme: studied-DNA (source: app codebase — real AppTint.terracotta, ink/paper, SF Rounded, Liquid Glass)
 * DNA-source: image + code (Assets.xcassets/Logo.imageset, OnboardingFlowView.swift, DesignTokens.swift)
 * nav: N5 floating glass pill (+ scroll-compact) · footer: Ft2 inline single-line (extended link row)
 * enrichment: hand-drawn ink stroke-draw (matches the app's own self-drawing flourish-underline motif)
 * pre-emit critique: P5 H4 E5 S5 R4 V4
 */

@import url("tokens.css");

html { overflow-x: clip; scroll-behavior: smooth; }
body { overflow-x: clip; }

*, *::before, *::after { box-sizing: border-box; }

body {
  margin: 0;
  font-family: var(--font-sans);
  background: var(--paper-gradient);
  background-attachment: fixed;
  color: var(--color-ink);
  font-size: var(--text-base);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* paper grain — feTurbulence at whisper opacity gives the page physical tooth */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: var(--z-tooltip);
  pointer-events: none;
  opacity: 0.05;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 240px 240px;
}

img, svg { display: block; max-width: 100%; }

h1, h2, h3, h4 {
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin: 0;
  overflow-wrap: anywhere;
  min-width: 0;
}

p { margin: 0; }

a { color: inherit; text-decoration: none; }

.container {
  width: 100%;
  max-width: 74rem;
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 4vw, 3rem);
}

.measure { max-width: var(--measure); }

.visually-hidden {
  position: absolute; width: 1px; height: 1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap;
}

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

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

/* ---------------------------------- logo mark (the app's real hand-drawn logotype, CSS-mask recoloured) ---------------------------------- */

.logo-mark {
  display: block;
  width: 7.5rem;
  aspect-ratio: 1536 / 1024;
  background-color: var(--color-ink);
  -webkit-mask-image: url("/images/logo.svg");
  mask-image: url("/images/logo.svg");
  -webkit-mask-size: contain;
  mask-size: contain;
  -webkit-mask-repeat: no-repeat;
  mask-repeat: no-repeat;
  -webkit-mask-position: left center;
  mask-position: left center;
  flex: none;
  transition: background-color var(--dur-short) var(--ease-out);
}

/* small monogram — the cursive "HN" mark (images/small_logo.svg), square */
.logo-mark--sm {
  width: 2.5rem;
  aspect-ratio: 1;
  -webkit-mask-image: url("/images/small_logo.svg");
  mask-image: url("/images/small_logo.svg");
  -webkit-mask-position: center;
  mask-position: center;
  /* the artwork sits inside generous padding — scale it up to fill the box */
  -webkit-mask-size: 210%;
  mask-size: 210%;
}

a:hover > .logo-mark { background-color: var(--color-accent); }

/* Nav brand: the monogram is drawn 200% bigger via transform only — its
   layout box (and therefore every other element in the pill) stays exactly
   where it was; the enlarged artwork intentionally overlaps the pill. */
.nav-pill .logo-mark--sm {
  transform: scale(3);
  transform-origin: center;
}

/* The hand-drawn wordmark (logo.svg) as the brand "text" next to the icon.
   Absolutely positioned so it adds zero layout footprint — nav links and the
   store button keep their exact places. */
.nav-pill .nav-pill__wordmark { position: relative; }

.nav-pill .logo-mark--nav-text {
  position: absolute;
  left: 4.25rem;
  top: 50%;
  transform: translateY(-50%);
  width: 11rem;
  pointer-events: none;
}

.portrait-mark {
  width: 13rem;
  aspect-ratio: 1122 / 1402;
  background-color: var(--color-ink);
  -webkit-mask-image: url("/images/portrait.svg");
  mask-image: url("/images/portrait.svg");
  -webkit-mask-size: contain;
  mask-size: contain;
  -webkit-mask-repeat: no-repeat;
  mask-repeat: no-repeat;
  flex: none;
}

/* ---------------------------------- nav (N5 floating glass pill + scroll-compact) ---------------------------------- */

.nav-pill {
  position: sticky;
  top: var(--space-md);
  z-index: var(--z-sticky);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
  width: fit-content;
  max-width: calc(100% - 2rem);
  margin: var(--space-md) auto 0;
  padding: 0.5rem 0.5rem 0.5rem 1rem;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: var(--rule-hair) solid var(--glass-border);
  border-radius: var(--radius-pill);
  box-shadow: var(--shadow-raised);
  transform-origin: 50% 0%;
  transition: transform var(--dur-short) var(--ease-out), box-shadow var(--dur-short) var(--ease-out),
              background-color var(--dur-short) var(--ease-out);
}

.nav-pill.is-compact {
  transform: scale(0.94);
  box-shadow: var(--shadow-raised);
  background: var(--glass-bg-strong);
}

.nav-pill__wordmark {
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
}

.nav-pill__links {
  display: flex;
  gap: var(--space-lg);
  list-style: none;
  margin: 0; padding: 0;
}

.nav-pill__links a {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-muted);
  white-space: nowrap;
  transition: color var(--dur-short) var(--ease-out);
}
.nav-pill__links a:hover { color: var(--color-ink); }

.nav-pill .btn { padding: 0.5rem 1rem; font-size: var(--text-sm); }

@media (max-width: 26rem) {
  .nav-pill__links { display: none; }
  .nav-pill {
    gap: var(--space-sm);
    padding: 0.4rem 0.4rem 0.4rem 0.75rem;
  }
  .logo-mark { width: 5.25rem; }
  .nav-pill .btn { padding: 0.5rem 0.85rem; font-size: var(--text-xs); }
}

/* ---------------------------------- buttons (native "Liquid Glass" material) ---------------------------------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5em;
  min-height: 44px;
  padding: 0.85rem 1.5rem;
  border-radius: var(--radius-pill);
  font-size: var(--text-md);
  font-weight: 600;
  white-space: nowrap;
  border: var(--rule-hair) solid transparent;
  cursor: pointer;
  transition: background-color var(--dur-short) var(--ease-out),
              color var(--dur-short) var(--ease-out),
              border-color var(--dur-short) var(--ease-out),
              transform 100ms var(--ease-out),
              box-shadow var(--dur-short) var(--ease-out);
}
.btn:active { transform: translateY(1px); }

.btn-fill {
  background: color-mix(in oklch, var(--color-accent) 78%, var(--color-paper) 22%);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  color: var(--color-on-accent);
  border-color: color-mix(in oklch, var(--color-accent) 30%, transparent);
  box-shadow: var(--shadow-whisper);
}
.btn-fill:hover { background: var(--color-accent); }

.btn-outline {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  color: var(--color-ink);
  border-color: var(--glass-border);
}
.btn-outline:hover { background: var(--glass-bg-strong); border-color: var(--color-accent-soft); }

.btn__icon {
  width: 1.2em;
  height: 1.2em;
  flex: none;
}

.btn__arrow {
  display: inline-block;
  transition: transform var(--dur-short) var(--ease-out);
}

@media (hover: hover) and (pointer: fine) {
  .btn-fill:hover, .btn-outline:hover { transform: translateY(-1.5px); }
  .btn:hover .btn__arrow { transform: translateX(3px); }
}

/* ---------------------------------- App Store badge ---------------------------------- */

.badge-store {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.7rem 1.35rem;
  border-radius: var(--radius-md);
  background: var(--color-ink);
  color: var(--color-paper);
  min-height: 48px;
  transition: transform var(--dur-short) var(--ease-out), background-color var(--dur-short) var(--ease-out),
              box-shadow var(--dur-short) var(--ease-out);
}
.badge-store:hover { transform: translateY(-2px); background: var(--color-ink-soft); box-shadow: var(--shadow-raised); }
.badge-store svg { flex: none; width: 26px; height: 26px; }
.badge-store__text { display: flex; flex-direction: column; line-height: 1.15; }
.badge-store__text small { font-size: 0.68rem; color: color-mix(in oklch, var(--color-paper) 75%, transparent); font-weight: 400; }
.badge-store__text strong { font-size: 1.15rem; font-weight: 600; letter-spacing: -0.01em; }

/* ---------------------------------- hero (marquee, real logo mark + self-drawing flourish) ---------------------------------- */

.hero {
  position: relative;
  padding-block: clamp(3rem, 9vw, var(--space-4xl)) var(--space-3xl);
  /* no overflow clipping — the halo gradient must render at full size */
  touch-action: pan-y;   /* fingers scroll; Apple Pencil draws */
}

.hero__stage {
  position: relative;
}

.hero__halo {
  position: absolute;
  left: -8%;
  top: -55%;
  width: min(60vw, 640px);
  aspect-ratio: 1;
  background: radial-gradient(circle, var(--color-accent-wash) 0%, transparent 68%);
  z-index: -1;
  pointer-events: none;
  opacity: 0;
  animation: halo-in 900ms var(--ease-out) forwards;
  animation-delay: 80ms;
}

@keyframes halo-in { to { opacity: 1; } }

.hero-in {
  opacity: 0;
  transform: translateY(14px);
  animation: hero-rise var(--dur-long) var(--ease-out) forwards;
  animation-delay: calc(140ms + var(--i, 0) * 110ms);
}
@keyframes hero-rise { to { opacity: 1; transform: none; } }

.hero__eyebrow {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-accent);
  letter-spacing: 0.01em;
  margin-bottom: var(--space-lg);
}

.hero__logo {
  width: min(26rem, 72vw);
  aspect-ratio: 1536 / 1024;
  background-color: var(--color-ink);
  -webkit-mask-image: url("/images/logo.svg");
  mask-image: url("/images/logo.svg");
  -webkit-mask-size: contain;
  mask-size: contain;
  -webkit-mask-repeat: no-repeat;
  mask-repeat: no-repeat;
  -webkit-mask-position: left center;
  mask-position: left center;

  /* the app's own logo reveal: opacity + blur + offset, easeOut 1.2s (OnboardingFlowView) */
  opacity: 0;
  animation: logo-rise 1100ms var(--ease-out) forwards;
  animation-delay: 150ms;
}

@keyframes logo-rise {
  from { opacity: 0; filter: blur(10px); transform: translateY(22px) scale(0.985); }
  60%  { filter: blur(0); }
  to   { opacity: 1; filter: blur(0); transform: translateY(0) scale(1); }
}

.hero__handwriting {
  display: block;
  width: min(16rem, 46vw);
  aspect-ratio: 1536 / 1024;
  margin-top: var(--space-md);
  background-color: var(--color-accent);
  -webkit-mask-image: url("/images/handwriting.svg");
  mask-image: url("/images/handwriting.svg");
  -webkit-mask-size: contain;
  mask-size: contain;
  -webkit-mask-repeat: no-repeat;
  mask-repeat: no-repeat;
  -webkit-mask-position: left center;
  mask-position: left center;
  opacity: 0;
  animation: hero-rise var(--dur-long) var(--ease-out) forwards;
  animation-delay: 1050ms;   /* lands as the logo finishes settling, like the app's 1.7s flourish */
}

/* ---------------------------------- live ink — scribble on the hero ---------------------------------- */

.hero__ink {
  position: absolute;
  inset: 0;
  z-index: 3;
  pointer-events: none;   /* events land on .hero itself; canvas is pure output */
}

.hero.is-inking, .hero.is-inking * { user-select: none; -webkit-user-select: none; }

.hero__hint {
  position: absolute;
  right: clamp(1rem, 7vw, 6rem);
  top: clamp(4.5rem, 11vw, 8.5rem);
  display: none;
  transform: rotate(-4deg);
  font-family: var(--font-script);
  font-size: clamp(1.25rem, 2.2vw, 1.75rem);
  color: var(--color-accent);
  pointer-events: none;
  opacity: 0;
  animation: hero-rise var(--dur-long) var(--ease-out) forwards;
  animation-delay: 1600ms;
  transition: opacity 600ms var(--ease-out);
}
.hero__hint svg {
  width: 3.25rem;
  margin: 0.25rem auto 0;
  overflow: visible;
}
.hero__hint svg path {
  fill: none;
  stroke: var(--color-accent);
  stroke-width: 2.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.hero__hint.is-done { opacity: 0 !important; }

@media (hover: hover) and (pointer: fine) {
  .hero__hint { display: block; }
}

/* ---------------------------------- ink-underline (self-drawing swash for section heads) ---------------------------------- */

.ink-underline {
  display: block;
  width: min(11rem, 50%);
  height: 1.6rem;
  margin-top: var(--space-xs);
  overflow: visible;
}
.ink-underline path {
  fill: none;
  stroke: var(--color-accent);
  stroke-width: 4;
  stroke-linecap: round;
  stroke-dasharray: 1;
  stroke-dashoffset: 1;
  transition: stroke-dashoffset 800ms var(--ease-out) 250ms;
}
.reveal.is-visible .ink-underline path,
.is-visible > .ink-underline path { stroke-dashoffset: 0; }

.hero__pitch {
  margin-top: var(--space-lg);
  max-width: 34rem;
  font-size: var(--text-lg);
  color: var(--color-muted);
  font-weight: 400;
  line-height: 1.5;
}

.hero__cta {
  margin-top: var(--space-xl);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-md);
}

.hero__note {
  margin-top: var(--space-lg);
  font-size: var(--text-xs);
  color: var(--color-neutral);
}

/* ---------------------------------- ink stroke-draw (shared across hero + feature art) ---------------------------------- */

svg .draw {
  stroke-dasharray: 1;
  stroke-dashoffset: 1;
  transition: stroke-dashoffset 1000ms var(--ease-out);
}
svg .draw-d1 { transition-delay: 160ms; }
svg .draw-d2 { transition-delay: 340ms; }
svg .draw-d3 { transition-delay: 520ms; }

svg .pop {
  transform-box: fill-box;
  transform-origin: center;
  transform: scale(0);
  opacity: 0;
  transition: transform 360ms var(--ease-out) 760ms, opacity 300ms var(--ease-out) 760ms;
}

.reveal.is-visible svg .draw { stroke-dashoffset: 0; }
.reveal.is-visible svg .pop { transform: scale(1); opacity: 1; }

/* ---------------------------------- features (alternating split, richer rhythm) ---------------------------------- */

.section-head {
  max-width: 40rem;
  margin-bottom: var(--space-2xl);
}
.section-head__title {
  font-size: var(--text-3xl);
  letter-spacing: -0.02em;
}
.section-head__body {
  margin-top: var(--space-sm);
  font-size: var(--text-md);
  color: var(--color-muted);
  max-width: 42ch;
}

.features {
  padding-block: var(--space-2xl) var(--space-3xl);
  display: flex;
  flex-direction: column;
  gap: var(--space-4xl);
}

.feature {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: var(--space-2xl);
  align-items: center;
}

.feature--reverse .feature__art { order: 2; }
.feature--reverse .feature__copy { order: 1; }

.feature__kicker {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
}

.feature__title {
  font-size: var(--text-2xl);
  letter-spacing: -0.02em;
  margin-bottom: var(--space-md);
}

.feature__body {
  font-size: var(--text-md);
  color: var(--color-muted);
  max-width: 40ch;
  line-height: 1.55;
}

.feature__specs {
  margin-top: var(--space-lg);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  list-style: none;
  padding: 0;
}
.feature__specs li {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-ink-soft);
  padding: 0.35rem 0.75rem;
  border: var(--rule-hair) solid var(--glass-border);
  background: var(--glass-bg);
  border-radius: var(--radius-pill);
  white-space: nowrap;
  transition: border-color var(--dur-short) var(--ease-out), background-color var(--dur-short) var(--ease-out);
}
@media (hover: hover) and (pointer: fine) {
  .feature__specs li:hover { border-color: var(--color-accent); background: var(--color-accent-wash); }
}

.feature__art {
  position: relative;
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-lg);
  background: var(--glass-bg-strong);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: var(--rule-hair) solid var(--glass-border);
  display: grid;
  place-items: center;
  overflow: hidden;
  min-width: 0;
  transition: transform 320ms var(--ease-out);
}

.feature__art::before {
  content: "";
  position: absolute;
  inset: -20%;
  background: radial-gradient(circle at 45% 40%, var(--color-accent-wash) 0%, transparent 62%);
  pointer-events: none;
}

/* ruled note-paper lines behind the ink drawings */
.feature__art::after {
  content: "";
  position: absolute;
  inset: 12% 8%;
  background: repeating-linear-gradient(
    to bottom,
    transparent 0,
    transparent 27px,
    color-mix(in oklch, var(--color-ink) 9%, transparent) 27px,
    color-mix(in oklch, var(--color-ink) 9%, transparent) 28px
  );
  pointer-events: none;
}

.feature__art svg {
  position: relative;
  z-index: 1;
  width: 62%;
  height: 62%;
}

@media (hover: hover) and (pointer: fine) {
  .feature__art:hover { transform: perspective(900px) rotateX(3deg) rotateY(-3deg) scale(1.015); }
}

/* language showcase strip (F2 companion) */
.lang-strip {
  margin-top: var(--space-xl);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}
.lang-strip li {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-ink-soft);
  padding: 0.5rem 1rem;
  border-radius: var(--radius-pill);
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: var(--rule-hair) solid var(--glass-border);
  white-space: nowrap;
  transition: transform var(--dur-short) var(--ease-out), border-color var(--dur-short) var(--ease-out), color var(--dur-short) var(--ease-out);
}
@media (hover: hover) and (pointer: fine) {
  .lang-strip li:hover { transform: translateY(-2px); border-color: var(--color-accent); color: var(--color-accent); }
}

/* reveal (one-shot, IntersectionObserver-driven) */
.reveal {
  opacity: 0;
  transform: translateY(16px);
}
.reveal.is-visible {
  animation: reveal var(--dur-long) var(--ease-out) forwards;
  animation-delay: calc(var(--i, 0) * 90ms);
}
@keyframes reveal { to { opacity: 1; transform: none; } }

/* ---------------------------------- CTA strip ---------------------------------- */

.cta-strip {
  position: relative;
  padding-block: var(--space-3xl);
  border-top: var(--rule-hair) solid var(--color-rule);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-xl);
  overflow: clip;
}

.cta-strip::before {
  content: "";
  position: absolute;
  right: -10%;
  top: -60%;
  width: min(40vw, 420px);
  aspect-ratio: 1;
  background: radial-gradient(circle, var(--color-accent-wash) 0%, transparent 68%);
  z-index: -1;
  pointer-events: none;
}

.cta-strip__copy { max-width: 26rem; }

.cta-strip__heading {
  font-size: var(--text-2xl);
  letter-spacing: -0.02em;
}

.cta-strip__sub {
  margin-top: var(--space-xs);
  font-size: var(--text-md);
  color: var(--color-muted);
}

/* ---------------------------------- footer (Ft2 inline single line, extended) ---------------------------------- */

.foot {
  border-top: var(--rule-hair) solid var(--color-rule);
  padding-block: var(--space-xl);
}

.foot__row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
}

.foot__links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-lg);
  list-style: none;
  margin: 0; padding: 0;
}

.foot__links a {
  font-size: var(--text-sm);
  color: var(--color-muted);
  white-space: nowrap;
  transition: color var(--dur-short) var(--ease-out);
}
.foot__links a:hover { color: var(--color-ink); }

.foot__credit {
  font-size: var(--text-xs);
  color: var(--color-neutral);
}

/* ---------------------------------- doc pages (support / privacy / terms) ---------------------------------- */

.doc {
  padding-block: var(--space-2xl) var(--space-3xl);
}

.doc__header {
  margin-bottom: var(--space-2xl);
  padding-bottom: var(--space-xl);
  border-bottom: var(--rule-hair) solid var(--color-rule);
}

.doc__intro {
  display: flex;
  align-items: flex-start;
  gap: var(--space-xl);
  flex-wrap: wrap;
}

.doc__title {
  font-size: var(--text-3xl);
  letter-spacing: -0.02em;
}

.doc__meta {
  margin-top: var(--space-sm);
  font-size: var(--text-sm);
  color: var(--color-neutral);
}

.doc__lede {
  margin-top: var(--space-lg);
  font-size: var(--text-md);
  color: var(--color-muted);
  max-width: var(--measure);
  line-height: 1.6;
}

.doc__body {
  max-width: var(--measure);
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

.doc__body h2 {
  font-size: var(--text-xl);
  letter-spacing: -0.015em;
  margin-top: var(--space-md);
}

.doc__body h3 {
  font-size: var(--text-md);
  letter-spacing: -0.01em;
}

.doc__body p, .doc__body li {
  font-size: var(--text-base);
  color: var(--color-ink-soft);
  line-height: 1.65;
}

.doc__body ul, .doc__body ol {
  padding-left: 1.3em;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.doc__body a { color: var(--color-accent); text-decoration: underline; text-underline-offset: 0.15em; }
.doc__body a:hover { color: var(--color-accent-hover); }

.doc__body strong { font-weight: 600; color: var(--color-ink); }

.callout {
  padding: var(--space-lg);
  border: var(--rule-hair) solid var(--glass-border);
  border-radius: var(--radius-lg);
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
}

.callout--ru {
  border-color: var(--color-accent-soft);
  background: var(--color-accent-wash);
}

.callout p + p { margin-top: var(--space-sm); }

.faq-item {
  padding: var(--space-lg) 0;
  border-bottom: var(--rule-hair) solid var(--color-rule);
}
.faq-item:first-child { padding-top: 0; }
.faq-item h3 { margin-bottom: var(--space-sm); }

.contact-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  margin-top: var(--space-md);
}

/* ---------------------------------- invite / 404 ---------------------------------- */

.centered-page {
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
}
.centered-page main {
  flex: 1;
  display: grid;
  place-items: center;
  padding-block: var(--space-3xl);
  text-align: center;
}
.centered-page .hero__logo { margin-inline: auto; animation: none; opacity: 1; }
.centered-page__wrap { display: flex; flex-direction: column; align-items: center; gap: var(--space-lg); }

.page-title {
  font-size: var(--text-3xl);
  letter-spacing: -0.02em;
  max-width: 24ch;
}
.page-title + .hero__pitch { margin-top: 0; }

/* ---------------------------------- responsive ---------------------------------- */

@media (max-width: 60rem) {
  .feature, .feature--reverse .feature__art, .feature--reverse .feature__copy {
    order: initial;
  }
  .feature {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }
  .feature__art { max-width: 26rem; margin-inline: auto; width: 100%; }
  .features { gap: var(--space-3xl); }
}

@media (max-width: 40rem) {
  .hero { padding-block: var(--space-2xl) var(--space-2xl); }
  .hero__halo { width: 80vw; left: -20%; top: -40%; }
  .hero__logo { width: min(20rem, 86vw); }
  .hero__pitch { font-size: var(--text-md); }
  .section-head__title { font-size: var(--text-2xl); }
  .cta-strip { flex-direction: column; align-items: flex-start; }
  .doc__intro { flex-direction: column; }
  .doc__title { font-size: var(--text-2xl); }
  .portrait-mark { width: 9rem; }
  .badge-store { width: 100%; justify-content: center; }
  .hero__cta .btn-outline { width: 100%; }
  /* contact (Telegram / email) buttons — compact so the long email address
     fits a phone screen without wrapping the row awkwardly */
  .contact-row { gap: var(--space-sm); }
  .contact-row .btn {
    min-height: 38px;
    padding: 0.6rem 1rem;
    font-size: var(--text-sm);
  }
  .contact-row .btn__icon { width: 1.1em; height: 1.1em; }
}

/* ---------------------------------- reduced motion ---------------------------------- */

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 150ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 150ms !important;
  }
  .hero__logo, .hero-in, .hero__halo, .hero__handwriting { animation: none !important; opacity: 1 !important; transform: none !important; filter: none !important; }
  .ink-underline path { animation: none !important; transition: none !important; stroke-dashoffset: 0 !important; }
  .hero__hint { display: none !important; }
  .reveal.is-visible { animation: none; opacity: 1; transform: none; }
  svg .draw { stroke-dashoffset: 0 !important; transition: none !important; }
  svg .pop { transform: scale(1) !important; opacity: 1 !important; transition: none !important; }
  .feature__art:hover, .nav-pill.is-compact { transform: none; }
}