/* Shinun — "desk & highlighter". Tokens are SPEC-DESIGN.md §3 verbatim.
   Light is primary (paper cards); dark is the same desk at night. */

:root {
  --bg: #F4F1EA;
  --card: #FFFDF8;
  --card-back: #FBF7EE;
  --ink: #1F2430;
  --ink-soft: #5B6172;
  --ink-faint: #626B7A;
  --marker: #F2D34B;
  --marker-wash: #FBF0BE;
  --right: #3E9D6B;
  --right-text: #28704A;
  --right-wash: #DFF1E6;
  --wrong: #D96A5B;
  --wrong-text: #A94236;
  --wrong-wash: #F8E1DD;
  --line: #E5E0D3;

  --shadow-card: 0 1px 2px rgba(31, 36, 48, .05), 0 10px 26px -12px rgba(31, 36, 48, .22);
  --shadow-lift: 0 2px 4px rgba(31, 36, 48, .06), 0 26px 50px -20px rgba(31, 36, 48, .32);
  --radius: 14px;
  --wrap: 1080px;
  --lat: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  --heb: Heebo, var(--lat);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #171A21;
    --card: #222733;
    --card-back: #262B38;
    --ink: #F1EFE8;
    --ink-soft: #B5B9C4;
    --ink-faint: #8E93A3;
    --marker: #E8C93F;
    --marker-wash: #3B3618;
    --right: #5FC28E;
    --right-text: #7ED4A3;
    --right-wash: #1F3A2C;
    --wrong: #E58072;
    --wrong-text: #F09A8C;
    --wrong-wash: #3F2622;
    --line: #2E3341;
    --shadow-card: 0 1px 2px rgba(0, 0, 0, .3), 0 10px 26px -12px rgba(0, 0, 0, .6);
    --shadow-lift: 0 2px 4px rgba(0, 0, 0, .35), 0 26px 50px -20px rgba(0, 0, 0, .7);
  }
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--lat);
  font-size: 17px;
  line-height: 1.6;
  font-feature-settings: "tnum" 0;
  /* The desk: a very faint warm grain so the canvas is paper, not a swatch. */
  background-image:
    radial-gradient(1200px 520px at 50% -180px, var(--marker-wash), transparent 70%);
  background-repeat: no-repeat;
}

:lang(he) body, body:lang(he), [dir="rtl"] body, body[dir="rtl"] { font-family: var(--heb); }
html[lang^="he"] body { font-family: var(--heb); }

.num, time, .tnum { font-variant-numeric: tabular-nums; font-feature-settings: "tnum" 1; }

a { color: inherit; }

.wrap { width: min(100% - 40px, var(--wrap)); margin-inline: auto; }

h1, h2, h3 { line-height: 1.18; letter-spacing: -.015em; margin: 0 0 .45em; font-weight: 700; }
h1 { font-size: clamp(34px, 5.4vw, 56px); }
h2 { font-size: clamp(26px, 3.6vw, 38px); }
h3 { font-size: 19px; }
p { margin: 0 0 1em; }

/* The highlighter: a marker stroke behind the words, never a text colour. */
mark {
  background: linear-gradient(transparent 58%, var(--marker) 58%, var(--marker) 94%, transparent 94%);
  color: inherit;
  padding: 0 .06em;
}
/* SPEC-DESIGN §3, hard rule: text sitting on a `marker` fill is ALWAYS the
   light-scheme ink, in both schemes (10.5:1 light, 9.5:1 dark; dark ink on
   marker would be 1.4:1). In dark the stroke therefore has to cover the whole
   glyph, not just its lower third, or the ascenders land on the canvas. */
@media (prefers-color-scheme: dark) {
  mark {
    color: #1F2430;
    background: linear-gradient(transparent 8%, var(--marker) 8%, var(--marker) 97%, transparent 97%);
  }
}

/* ---------- header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: color-mix(in srgb, var(--bg) 86%, transparent);
  backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid var(--line);
}
.site-header .wrap { display: flex; align-items: center; gap: 22px; min-height: 60px; }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; font-weight: 700; }
.brand .mark { width: 28px; height: 28px; border-radius: 7px; display: block; }
.header-nav { margin-inline-start: auto; display: flex; align-items: center; gap: 20px; font-size: 15px; }
.header-nav a { color: var(--ink-soft); text-decoration: none; }
.header-nav a:hover { color: var(--ink); }
.lang-switch {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 4px 12px;
  background: var(--card);
  text-decoration: none;
  font-size: 14px;
  color: var(--ink) !important;
}
@media (max-width: 760px) { .header-nav .opt { display: none; } }

/* ---------- hero ---------- */

.hero { padding: 56px 0 24px; }
.hero .wrap { display: grid; grid-template-columns: 1.08fr .92fr; gap: 48px; align-items: center; }
.hero-kicker {
  font-size: 13px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 14px;
  font-weight: 600;
}
html[lang^="he"] .hero-kicker { letter-spacing: .04em; text-transform: none; }
.hero-lead { font-size: 19px; color: var(--ink-soft); max-width: 34em; }
.hero-note { font-size: 15px; color: var(--ink-faint); max-width: 36em; margin-bottom: .5em; }

.chips { list-style: none; display: flex; flex-wrap: wrap; gap: 8px; padding: 0; margin: 18px 0 22px; }
.chips li {
  font-size: 14px;
  font-weight: 500;
  padding: 5px 12px;
  border-radius: 999px;
  background: var(--card);
  border: 1px solid var(--line);
  color: var(--ink-soft);
}

/* ---------- store badges ---------- */

.store-badges { display: flex; flex-wrap: wrap; gap: 12px; margin: 4px 0 20px; }
.store-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 9px 18px 9px 14px;
  border-radius: 12px;
  background: var(--ink);
  color: var(--bg);
  text-decoration: none;
  border: 1px solid var(--ink);
}
[dir="rtl"] .store-badge { padding: 9px 14px 9px 18px; }
.store-badge svg { width: 24px; height: 24px; flex: none; }
.badge-copy { display: flex; flex-direction: column; line-height: 1.15; text-align: start; }
.badge-copy small { font-size: 10px; opacity: .78; }
.badge-copy strong { font-size: 16px; font-weight: 600; }
.store-badge.soon { opacity: .58; pointer-events: none; }
.store-badge.soon .badge-copy small::after { content: " — " attr(data-soon); }

/* ---------- phone frame ---------- */

.phone {
  --w: 300px;
  width: var(--w);
  margin-inline: auto;
  border-radius: calc(var(--w) * .14);
  padding: calc(var(--w) * .028);
  background: var(--ink);
  box-shadow: var(--shadow-lift);
  position: relative;
}
.phone::after {
  content: "";
  position: absolute;
  inset-inline: 0;
  top: calc(var(--w) * .052);
  width: calc(var(--w) * .30);
  height: calc(var(--w) * .075);
  margin-inline: auto;
  border-radius: 999px;
  background: #000;
}
.phone img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: calc(var(--w) * .112);
  background: var(--card);
}
.phone.tilt { transform: rotate(-1.6deg); }

/* ---------- sections ---------- */

section { padding: 56px 0; }
.section-title { text-align: center; max-width: 20ch; margin-inline: auto; }
.section-sub { text-align: center; color: var(--ink-soft); max-width: 62ch; margin: 0 auto 38px; }

/* ---------- the index-card motif ---------- */

.cardstack { display: grid; grid-template-columns: repeat(auto-fit, minmax(270px, 1fr)); gap: 18px; }
.indexcard {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px 22px 24px;
  box-shadow: var(--shadow-card);
  position: relative;
  overflow: hidden;
}
/* the ruled line every index card has, under the heading */
.indexcard h3 { margin-bottom: 12px; padding-bottom: 12px; border-bottom: 1px solid var(--line); }
.indexcard p { margin: 0; color: var(--ink-soft); font-size: 16px; }
.indexcard .icon { width: 30px; height: 30px; color: var(--ink); margin-bottom: 14px; display: block; }
.indexcard .icon svg { width: 100%; height: 100%; fill: none; stroke: currentColor; }
.indexcard .tag {
  display: inline-block;
  margin-top: 14px;
  font-size: 12.5px;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 999px;
  background: var(--marker-wash);
  color: var(--ink);
}
.indexcard.marked::before {
  content: "";
  position: absolute;
  inset-block-start: 0;
  inset-inline-start: 0;
  width: 64px;
  height: 5px;
  background: var(--marker);
}

/* ---------- the pen: a live demo of the typed diff ---------- */

.pen {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  padding: 28px 24px;
  text-align: center;
  max-width: 460px;
  margin-inline: auto;
}
.pen .front { font-size: 30px; font-family: var(--heb); margin: 0 0 6px; }
.pen .mode { font-size: 13px; color: var(--ink-faint); margin-bottom: 18px; }
.pen .typed {
  font-size: 24px;
  border-bottom: 2px solid var(--line);
  padding-bottom: 8px;
  margin-bottom: 14px;
  color: var(--ink-soft);
}
.pen .verdict { font-size: 15px; color: var(--wrong-text); font-weight: 600; margin-bottom: 6px; }
.pen .answer { font-size: 26px; }
.pen .answer .ok { color: var(--right-text); }
.pen .answer .diff {
  color: var(--wrong-text);
  background: var(--wrong-wash);
  border-bottom: 2px solid var(--wrong);
  border-radius: 2px 2px 0 0;
}

/* ---------- gallery ---------- */

.gallery-rail {
  display: flex;
  gap: 22px;
  overflow-x: auto;
  padding: 8px 4px 24px;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}
.gallery-rail figure { margin: 0; flex: none; scroll-snap-align: center; width: 232px; }
.gallery-rail .phone { --w: 232px; }
.gallery-rail figcaption {
  margin-top: 12px;
  font-size: 14px;
  color: var(--ink-faint);
  text-align: center;
}
.rail-label {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin: 18px 0 2px;
}
html[lang^="he"] .rail-label { letter-spacing: 0; text-transform: none; }
.rail-label::after { content: ""; flex: 1; height: 1px; background: var(--line); }

/* ---------- pricing ---------- */

.price-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; align-items: start; }
.price-grid .indexcard ul { margin: 0; padding: 0; list-style: none; }
.price-grid .indexcard li {
  padding: 7px 0;
  border-bottom: 1px solid var(--line);
  color: var(--ink-soft);
  font-size: 16px;
  display: flex;
  gap: 10px;
}
.price-grid .indexcard li:last-child { border-bottom: 0; }
.price-grid .indexcard li::before { content: "·"; color: var(--marker); font-weight: 700; }
.price-tag { font-size: 30px; font-weight: 700; margin: 0 0 4px; }
.price-sub { font-size: 14px; color: var(--ink-faint); margin: 0 0 16px; }

/* ---------- support / footer ---------- */

.support-card { max-width: 660px; margin-inline: auto; text-align: center; }
.mailto { font-weight: 600; text-decoration-color: var(--marker); text-decoration-thickness: 2px; }

.site-footer { border-top: 1px solid var(--line); padding: 30px 0 44px; color: var(--ink-faint); font-size: 14.5px; }
.site-footer .wrap { display: flex; flex-wrap: wrap; gap: 8px 20px; align-items: center; }
.site-footer a { color: var(--ink-soft); }
.site-footer .spacer { flex: 1; }

/* ---------- legal pages ---------- */

.legal { padding: 44px 0 0; }
.legal article {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  padding: 34px clamp(20px, 4vw, 44px) 40px;
  margin-bottom: 30px;
  max-width: 76ch;
  margin-inline: auto;
}
.legal article[lang="he"] { direction: rtl; text-align: right; font-family: var(--heb); }
.legal h2 { font-size: 28px; margin-top: 0; }
.legal h3 { font-size: 20px; margin-top: 1.9em; }
.legal h3:first-of-type { margin-top: 1.1em; }
.legal p, .legal li { color: var(--ink-soft); }
.legal strong { color: var(--ink); }
.legal ul { padding-inline-start: 1.25em; }
.legal li { margin-bottom: .45em; }
.legal .lede {
  background: var(--marker-wash);
  border-radius: 10px;
  padding: 16px 18px;
  color: var(--ink);
}
.legal .updated { font-size: 14px; color: var(--ink-faint); }
.legal table { width: 100%; border-collapse: collapse; font-size: 15px; margin: 1em 0 1.6em; }
.legal th, .legal td { text-align: start; padding: 9px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
.legal th { color: var(--ink); font-size: 13.5px; text-transform: uppercase; letter-spacing: .06em; }
.legal article[lang="he"] th { text-transform: none; letter-spacing: 0; }
.legal code { font-size: .92em; background: var(--marker-wash); padding: 1px 5px; border-radius: 5px; }
.legal .jump { text-align: center; margin-bottom: 26px; }

/* ---------- /d/ receiver ---------- */

.receiver { min-height: 72vh; display: flex; align-items: center; padding: 40px 0 70px; }
.receiver .wrap { width: min(100% - 32px, 560px); }
.share-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--shadow-lift);
  overflow: hidden;
}
.share-head { padding: 26px 24px 20px; border-bottom: 1px solid var(--line); position: relative; }
.share-head::before {
  content: "";
  position: absolute;
  inset-block-start: 0;
  inset-inline-start: 24px;
  width: 58px;
  height: 5px;
  background: var(--marker);
}
.share-kicker { font-size: 13px; color: var(--ink-faint); margin: 0 0 6px; }
.share-name { font-size: 27px; font-weight: 700; margin: 0; overflow-wrap: anywhere; }
.share-meta { font-size: 14.5px; color: var(--ink-soft); margin: 8px 0 0; }
.share-cards { list-style: none; margin: 0; padding: 0; }
.share-cards li { border-bottom: 1px solid var(--line); padding: 14px 24px; }
.share-cards li:last-child { border-bottom: 0; }
/* Card faces are user text in any script. Heebo first (the app's Hebrew face),
   Inter behind it for Latin glyphs Heebo does not carry. */
.share-name, .face-front, .face-back, .face-extra { font-family: var(--heb); }
.face-front { font-size: 19px; margin: 0; }
.face-back { font-size: 16px; color: var(--ink-soft); margin: 3px 0 0; }
.face-extra { font-size: 14px; color: var(--ink-faint); margin: 3px 0 0; }
.share-more {
  padding: 14px 24px;
  font-size: 14.5px;
  color: var(--ink-faint);
  background: var(--card-back);
  border-top: 1px solid var(--line);
}
.share-actions { padding: 20px 24px 24px; border-top: 1px solid var(--line); }
.btn-open {
  display: block;
  text-align: center;
  background: var(--marker);
  color: #1F2430; /* SPEC-DESIGN §3: ink on marker is the LIGHT ink in both schemes */
  font-weight: 700;
  font-size: 17px;
  padding: 14px 20px;
  border-radius: 12px;
  text-decoration: none;
}
.share-hint { font-size: 13.5px; color: var(--ink-faint); margin: 12px 0 0; text-align: center; }
.share-state { padding: 34px 26px 30px; text-align: center; }
.share-state h1 { font-size: 26px; }
.share-state p { color: var(--ink-soft); margin-bottom: 0; }
.spinner {
  width: 26px; height: 26px; margin: 0 auto 16px;
  border: 3px solid var(--line);
  border-top-color: var(--marker);
  border-radius: 50%;
  animation: spin .8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) {
  .spinner { animation-duration: 3s; }
  html { scroll-behavior: auto; }
}
[hidden] { display: none !important; }

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

@media (max-width: 880px) {
  .hero { padding-top: 34px; }
  .hero .wrap { grid-template-columns: 1fr; gap: 32px; }
  .hero-shot { order: 2; }
  .price-grid { grid-template-columns: 1fr; }
  section { padding: 42px 0; }
}