/* Landing page (spec §7). Flat: no gradients, no glass, no glow. */
@layer reset, tokens, base, layout, components, flat, utilities;

@layer layout {
  :root {
    --sb-font-serif: "Fraunces", "Fraunces Fallback", Georgia, serif;
    --sb-font-hand: "Caveat", "Segoe Print", cursive;
    --sb-font-mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;
    --lp-wrap: 1200px;
    --lp-gutter: 24px;
    --lp-band-y: clamp(56px, 8vw, 104px);
    --lp-offset-shadow: 5px 5px 0 var(--sb-teal-light);
  }
  :root:where([lang|="ar"]) {
    --sb-font-serif: "Cairo", system-ui, sans-serif;
    --sb-font-hand: "Aref Ruqaa", "Cairo", serif;
    --sb-font-mono: "Cairo", system-ui, sans-serif;
  }
  @media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) { --lp-offset-shadow: none; } }
  :root[data-theme="dark"] { --lp-offset-shadow: none; }
  @media (max-width: 640px) { :root { --lp-gutter: 16px; } }
}

@layer layout {
  .sb-lp { background: var(--sb-paper); color: var(--sb-ink); }
  .sb-lp-wrap { max-inline-size: var(--lp-wrap); margin-inline: auto; padding-inline: var(--lp-gutter); }
  .sb-lp-section { padding-block: var(--lp-band-y); scroll-margin-top: 72px; }
  .sb-lp-section--white { background: var(--sb-surface); border-block: 1px solid var(--sb-paper-line); }
  .sb-lp-grid { grid-template-columns: minmax(0, 1fr); display: grid; gap: clamp(28px, 4vw, 56px); align-items: center; }
  @media (min-width: 960px) {
    .sb-lp-grid--hero, .sb-lp-grid--split { grid-template-columns: 1fr 1.1fr; }
    .sb-lp-grid--split-rev { grid-template-columns: 1.1fr 1fr; }
  }
  .sb-lp-btn-row { display: flex; flex-wrap: wrap; gap: 12px; margin-block-start: 28px; }
}

@layer components {
  /* Type */
  .sb-lp-kicker { font-family: var(--sb-font-mono); font-size: var(--sb-fs-xs); letter-spacing: .06em; text-transform: uppercase; color: var(--sb-teal-ink); margin: 0 0 12px; }
  .sb-lp-hero__title, .sb-lp-h2 { font-family: var(--sb-font-serif); font-weight: 600; color: var(--sb-teal-ink); letter-spacing: -.01em; text-wrap: balance; margin: 0; }
  :where([lang|="ar"]) .sb-lp-hero__title, :where([lang|="ar"]) .sb-lp-h2 { font-weight: 800; letter-spacing: 0; }
  .sb-lp-hero__title { font-size: clamp(2.4rem, 5.2vw, 3.6rem); line-height: 1.04; max-inline-size: 15ch; }
  .sb-lp-h2 { font-size: clamp(1.8rem, 3.4vw, 2.5rem); line-height: 1.1; max-inline-size: 24ch; }
  .sb-lp-lede { font-size: var(--sb-fs-lg); line-height: 1.6; color: var(--sb-ink-2); max-inline-size: 56ch; margin: 16px 0 0; text-wrap: pretty; }

  /* Hand-drawn underline: one teal stroke, round caps, never a fill. */
  .sb-lp-mark { position: relative; white-space: nowrap; }
  .sb-lp-mark__line { position: absolute; inset-inline: -2%; inset-block-end: -.12em; inline-size: 104%; block-size: .32em; overflow: visible; }
  .sb-lp-mark__line path { fill: none; stroke: var(--sb-teal); stroke-width: 3; stroke-linecap: round; vector-effect: non-scaling-stroke; stroke-dasharray: 1; stroke-dashoffset: 0; }
  :where([dir="rtl"]) .sb-lp-mark__line { transform: scaleX(-1); }

  /* Handwritten margin note: decorative only (aria-hidden in markup). */
  .sb-lp-note { font-family: var(--sb-font-hand); font-size: 1.45rem; line-height: 1.1; color: var(--sb-teal-strong); margin: 14px 0 0; rotate: -2.5deg; }
  :where([lang|="ar"]) .sb-lp-note { font-size: 1.25rem; }
  .sb-lp-note--below { text-align: end; }
  .sb-lp-note__arrow { display: inline-block; }
  :where([dir="rtl"]) .sb-lp-note__arrow { transform: scaleX(-1); }

  /* Product replica frame */
  .sb-lp-shot { margin: 0; position: relative; }
  .sb-lp-shot__sample { position: absolute; inset-block-start: -10px; inset-inline-end: 12px; font-family: var(--sb-font-mono); font-size: 10px; letter-spacing: .06em; text-transform: uppercase; color: var(--sb-ink-2); background: var(--sb-paper); border: 1px solid var(--sb-paper-line); border-radius: 999px; padding: 2px 8px; }
  .sb-lp-pill { font-size: var(--sb-fs-xs); font-weight: 700; padding: 3px 10px; border-radius: 999px; color: var(--sb-ink-2); border: 1px solid var(--sb-border); }
  .sb-lp-pill--on { background: var(--sb-teal-strong); border-color: var(--sb-teal-strong); color: var(--sb-on-accent); }
  .sb-lp-av { inline-size: 28px; block-size: 28px; border-radius: 50%; display: inline-grid; place-items: center; flex: none; background: var(--sb-teal-surface); color: var(--sb-teal-ink); font-size: 11px; font-weight: 700; }
  .sb-lp-reason { font-size: var(--sb-fs-xs); font-weight: 700; padding: 3px 9px; border-radius: 999px; white-space: nowrap; display: inline-flex; align-items: center; gap: 4px; }
  @media (max-width: 640px) { .sb-lp-reason { white-space: normal; } }
  .sb-lp-reason .sb-icon { inline-size: 1em; block-size: 1em; }
  .sb-lp-reason--risk { background: var(--sb-error-surface); color: var(--sb-error-ink); }
  .sb-lp-reason--warn { background: var(--sb-warning-surface); color: var(--sb-warning-ink); }
  .sb-lp-reason--info { background: var(--sb-teal-surface); color: var(--sb-teal-ink); }
  .sb-lp-reason--ok { background: var(--sb-success-surface); color: var(--sb-success-ink); }
  .sb-lp-coach { padding: 16px 0 6px; }
  .sb-lp-coach__head { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; padding: 0 16px 12px; }
  .sb-lp-coach__title { font-weight: 700; display: inline-flex; gap: 6px; align-items: center; margin-inline-end: 6px; }
  .sb-lp-rows { list-style: none; margin: 0; padding: 0; }
  .sb-lp-rows li { display: flex; align-items: center; gap: 10px; padding: 11px 16px; border-block-start: 1px solid var(--sb-border); font-size: var(--sb-fs-sm); flex-wrap: wrap; }
  .sb-lp-rows__act { margin-inline-start: auto; color: var(--sb-teal-ink); font-weight: 700; font-size: var(--sb-fs-xs); }

  /* Nav */
  .sb-lp-nav { position: sticky; inset-block-start: 0; z-index: 20; background: var(--sb-paper); border-block-end: 1px solid transparent; }
  .sb-lp-nav.sb-lp-is-scrolled { border-block-end-color: var(--sb-paper-line); }
  .sb-lp-nav__bar { display: flex; align-items: center; gap: 20px; min-block-size: 68px; }
  .sb-lp-nav__logo { display: inline-flex; min-block-size: 44px; align-items: center; }
  .sb-lp-nav__links { display: none; gap: 4px; }
  .sb-lp-nav__links a, .sb-lp-nav__login { color: var(--sb-ink-2); text-decoration: none; font-weight: 600; font-size: var(--sb-fs-sm); padding: 12px 10px; border-radius: 8px; }
  .sb-lp-nav__links a:hover, .sb-lp-nav__login:hover { color: var(--sb-teal-ink); background: var(--sb-hover); }
  .sb-lp-nav__actions { display: flex; align-items: center; gap: 6px; margin-inline-start: auto; }
  .sb-lp-nav__login, .sb-lp-nav__demo, .sb-lp-nav__lang span { display: none; }
  .sb-lp-nav__menu { inset: auto; position-area: bottom span-left; margin-block-start: 6px; }
  .sb-lp-sheet { inset: 0 0 auto auto; inline-size: min(360px, 100vw); block-size: 100dvh; margin: 0; padding: 20px; border: 0; background: var(--sb-surface); border-inline-start: 1px solid var(--sb-border); }
  .sb-lp-sheet__close { margin-inline-start: auto; display: flex; }
  .sb-lp-sheet__links { display: grid; gap: 4px; margin-block-start: 12px; }
  .sb-lp-sheet__links a:not(.sb-btn) { padding: 14px 8px; font-weight: 700; color: var(--sb-ink); text-decoration: none; border-block-end: 1px solid var(--sb-border); }
  .sb-lp-sheet__links .sb-btn { margin-block-start: 16px; }
  .sb-lp-sheet::backdrop { background: var(--sb-scrim); }
  @media (min-width: 640px) { .sb-lp-nav__demo, .sb-lp-nav__login { display: inline-flex; } }
  @media (min-width: 1100px) { .sb-lp-nav__links, .sb-lp-nav__lang span { display: flex; } .sb-lp-nav__toggle { display: none; } }

  /* Hero */
  .sb-lp-hero { padding-block-start: clamp(24px, 5vw, 64px); }
  .sb-lp-hero__shot { position: relative; }

  /* Footer */
  .sb-lp-footer { background: var(--sb-surface); border-block-start: 1px solid var(--sb-paper-line); padding-block: 48px 32px; font-size: var(--sb-fs-sm); color: var(--sb-ink-2); }
  .sb-lp-footer__grid { display: grid; gap: 28px; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); align-items: start; }
  .sb-lp-footer__brand p { margin: 10px 0 0; max-inline-size: 32ch; }
  .sb-lp-footer__title { font-size: var(--sb-fs-xs); text-transform: uppercase; letter-spacing: .06em; color: var(--sb-ink); margin: 0 0 8px; }
  .sb-lp-footer nav { display: grid; }
  .sb-lp-footer nav a { color: var(--sb-ink-2); text-decoration: none; padding-block: 10px; }
  .sb-lp-footer nav a:hover { color: var(--sb-teal-ink); }
  .sb-lp-footer__copy { grid-column: 1 / -1; margin: 12px 0 0; border-block-start: 1px solid var(--sb-border); padding-block-start: 16px; }

  /* Phone CTA bar */
  .sb-lp-cta-bar { position: fixed; inset-inline: 0; inset-block-end: 0; z-index: 15; padding: 10px var(--lp-gutter) calc(10px + env(safe-area-inset-bottom)); background: var(--sb-surface); border-block-start: 1px solid var(--sb-border); }
  @media (min-width: 640px) { .sb-lp-cta-bar { display: none; } }

  .sb-lp-check-list { list-style: none; margin: 24px 0 0; padding: 0; display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
  .sb-lp-check-list li { display: flex; gap: 8px; align-items: start; color: var(--sb-ink-2); font-size: var(--sb-fs-sm); }
  .sb-lp-check-list .sb-icon { color: var(--sb-teal-strong); flex: none; margin-block-start: 2px; }
  /* Week */
  .sb-lp-week { grid-template-columns: minmax(0, 1fr); list-style: none; margin: 36px 0 0; padding: 0; display: grid; gap: 22px; border-block-start: 2px solid var(--sb-ink); }
  @media (min-width: 900px) { .sb-lp-week { grid-template-columns: repeat(4, 1fr); gap: 0; } .sb-lp-week__day { padding-inline-end: 18px; } }
  .sb-lp-week__day { padding-block-start: 14px; }
  .sb-lp-week__time { font-family: var(--sb-font-mono); font-size: var(--sb-fs-xs); color: var(--sb-ink-2); }
  .sb-lp-week__title { font-size: var(--sb-fs-md); margin: 6px 0 10px; }
  .sb-lp-week__card { padding: 14px; display: grid; gap: 8px; justify-items: start; }
  .sb-lp-week__card .sb-icon { color: var(--sb-teal-strong); }
  .sb-lp-week__body { margin: 0; font-weight: 700; font-size: var(--sb-fs-sm); }
  .sb-lp-shot__sample--inline { position: static; display: inline-block; margin: 14px 0 0; }

  /* Meter and bars (width from --w, set inline) */
  .sb-lp-meter, .sb-lp-bar { display: block; inline-size: 100%; block-size: 8px; border-radius: 99px; background: var(--sb-track); overflow: hidden; }
  .sb-lp-meter__fill, .sb-lp-bar__fill { display: block; block-size: 100%; inline-size: var(--w, 0%); background: var(--sb-teal); border-radius: inherit; }
  .sb-lp-bar__fill--warn { background: var(--sb-warning); }
  .sb-lp-bars { list-style: none; margin: 10px 0 0; padding: 0; display: grid; gap: 10px; font-size: var(--sb-fs-sm); }
  .sb-lp-bars li { display: grid; gap: 4px; }

  /* Tabs */
  .sb-lp-tabs { margin-block-start: 28px; }
  .sb-lp-tabs__list { display: flex; gap: 8px; overflow-x: auto; padding-block-end: 4px; margin-block-end: 18px; scrollbar-width: thin; }
  .sb-lp-tabs__list[hidden] { display: none; }
  .sb-lp-tabs__tab { min-block-size: 44px; padding: 0 16px; border-radius: 999px; border: 1px solid var(--sb-border); background: var(--sb-surface); color: var(--sb-teal-ink); font: inherit; font-weight: 700; font-size: var(--sb-fs-sm); white-space: nowrap; cursor: pointer; }
  .sb-lp-tabs__tab[aria-selected="true"] { background: var(--sb-teal-strong); border-color: var(--sb-teal-strong); color: var(--sb-on-accent); }
  .sb-lp-tabs__tab:focus-visible { outline: 3px solid var(--sb-focus); outline-offset: 2px; }
  .sb-lp-tabs__panel + .sb-lp-tabs__panel { margin-block-start: 36px; }
  .sb-lp-tabs.sb-lp-is-tabbed .sb-lp-tabs__panel + .sb-lp-tabs__panel { margin-block-start: 0; }
  .sb-lp-tabs__heading { font-size: var(--sb-fs-md); margin: 0 0 12px; color: var(--sb-ink-2); }
  .sb-lp-tabs.sb-lp-is-tabbed .sb-lp-tabs__heading { position: absolute; inline-size: 1px; block-size: 1px; overflow: hidden; clip-path: inset(50%); }
  @media (prefers-reduced-motion: no-preference) { .sb-lp-tabs.sb-lp-is-tabbed .sb-lp-tabs__panel:not([hidden]) { animation: lp-fade .15s ease-out; } @keyframes lp-fade { from { opacity: 0; } } }

  /* Dashboard replicas */
  .sb-lp-dash { display: grid; gap: 12px; }
  .sb-lp-kpis { display: grid; gap: 12px; grid-template-columns: repeat(2, 1fr); }
  @media (min-width: 720px) { .sb-lp-kpis { grid-template-columns: repeat(4, 1fr); } .sb-lp-kpis--3 { grid-template-columns: repeat(3, 1fr); } }
  .sb-lp-kpi { padding: 14px 16px; display: grid; gap: 2px; }
  .sb-lp-kpi__v { font-size: var(--sb-fs-2xl); font-weight: 800; }
  .sb-lp-kpi__v small { font-size: var(--sb-fs-xs); }
  .sb-lp-kpi__v--risk { color: var(--sb-error-ink); }
  .sb-lp-kpi__l, .sb-lp-panel__meta { font-size: var(--sb-fs-xs); color: var(--sb-ink-2); margin: 0; }
  .sb-lp-dash__row { grid-template-columns: minmax(0, 1fr); display: grid; gap: 12px; }
  @media (min-width: 900px) { .sb-lp-dash__row { grid-template-columns: 1.5fr 1fr; } }
  .sb-lp-panel { padding: 16px; position: relative; }
  .sb-lp-panel__title { font-weight: 700; font-size: var(--sb-fs-sm); margin: 0; }
  .sb-lp-panel__title--gap { margin-block-start: 18px; }
  .sb-lp-up { color: var(--sb-success-ink); } .sb-lp-down { color: var(--sb-error-ink); }
  .sb-lp-chart { display: block; inline-size: 100%; block-size: 140px; margin-block-start: 8px; overflow: visible; }
  .sb-lp-chart__grid line { stroke: var(--sb-border); stroke-width: 1; vector-effect: non-scaling-stroke; }
  .sb-lp-chart__line { fill: none; stroke: var(--sb-teal-strong); stroke-width: 2.5; stroke-linejoin: round; stroke-linecap: round; vector-effect: non-scaling-stroke; }
  .sb-lp-chart__dot { fill: var(--sb-teal-strong); }
  .sb-lp-chart__bar { fill: var(--sb-teal); }
  .sb-lp-chart__axis { stroke: var(--sb-ink-3); vector-effect: non-scaling-stroke; }
  .sb-lp-axis { display: flex; justify-content: space-around; }
  .sb-lp-note--chart { position: absolute; inset-block-start: 10px; inset-inline-end: 14px; font-size: 1.2rem; margin: 0; }
  .sb-lp-av--lg { inline-size: 44px; block-size: 44px; font-size: var(--sb-fs-sm); }
  .sb-lp-profile__head { display: flex; align-items: center; gap: 12px; }
  .sb-lp-profile__head .sb-lp-reason { margin-inline-start: auto; }
  .sb-lp-fake-btn { margin-block-start: 12px; pointer-events: none; }
  .sb-lp-history { margin: 8px 0 0; font-size: var(--sb-fs-sm); border-inline-start: 3px solid var(--sb-teal); padding-inline-start: 10px; display: grid; gap: 2px; }
  .sb-lp-history span { font-size: var(--sb-fs-xs); color: var(--sb-ink-2); }
  .sb-lp-plain { list-style: none; margin: 10px 0 0; padding: 0; display: grid; gap: 8px; justify-items: start; }
  .sb-lp-tags { display: flex; flex-wrap: wrap; gap: 6px; margin: 8px 0 0; }
  .sb-lp-updown { margin-block-start: 14px; font-size: var(--sb-fs-sm); }
  .sb-lp-updown p { margin: 4px 0; }

  /* Paper object (report card, letter) */
  .sb-lp-shot--paper { max-inline-size: 520px; margin-inline: auto; }
  .sb-lp-paper { background: var(--sb-surface); color: var(--sb-ink); border: 1px solid var(--sb-paper-line); padding: 24px 26px; box-shadow: var(--lp-offset-shadow); rotate: 1.2deg; }
  .sb-lp-paper__head { display: flex; justify-content: space-between; align-items: center; font-size: var(--sb-fs-xs); color: var(--sb-ink-2); }
  .sb-lp-paper__name { font-weight: 800; margin: 14px 0 6px; }
  .sb-lp-paper__table { inline-size: 100%; border-collapse: collapse; font-size: var(--sb-fs-sm); }
  .sb-lp-paper__table th, .sb-lp-paper__table td { text-align: start; padding: 8px 4px; border-block-end: 1px solid var(--sb-border); }
  .sb-lp-paper__table th { font-size: var(--sb-fs-xs); text-transform: uppercase; letter-spacing: .06em; color: var(--sb-ink-2); }
  .sb-lp-paper__advice { margin: 14px 0 0; font-size: var(--sb-fs-sm); font-weight: 600; }
  /* AI */
  .sb-lp-ai { grid-template-columns: minmax(0, 1fr); display: grid; gap: 28px; margin-block-start: 32px; }
  @media (min-width: 900px) { .sb-lp-ai { grid-template-columns: 1fr 1fr; } }
  .sb-lp-ai__col { display: grid; gap: 14px; align-content: start; }
  .sb-lp-ai__side { font-family: var(--sb-font-mono); font-size: var(--sb-fs-xs); letter-spacing: .06em; text-transform: uppercase; color: var(--sb-teal-ink); margin: 0; }
  .sb-lp-ai__card { padding: 20px; display: grid; gap: 8px; border-inline-start: var(--sb-accent-bar); }
  .sb-lp-ai__icon { color: var(--sb-teal-strong); }
  .sb-lp-ai__title { margin: 0; font-size: var(--sb-fs-lg); }
  .sb-lp-ai__text { margin: 0; color: var(--sb-ink-2); line-height: 1.55; font-size: var(--sb-fs-sm); }
  .sb-lp-bubble { margin: 6px 0 0; background: var(--sb-teal-surface); color: var(--sb-teal-ink); border-radius: 14px; border-start-start-radius: 4px; padding: 12px 14px; font-size: var(--sb-fs-sm); line-height: 1.5; }
  .sb-lp-bubble--block { margin-block-start: 12px; }
  .sb-lp-note--center { text-align: center; margin-block-start: 28px; rotate: -1.5deg; }

  /* Student replicas */
  .sb-lp-exam__top { display: flex; justify-content: space-between; align-items: center; gap: 8px; flex-wrap: wrap; }
  .sb-lp-exam__stem { font-weight: 600; margin: 14px 0; line-height: 1.5; }
  .sb-lp-options { margin: 0; padding-inline-start: 1.6em; display: grid; gap: 6px; font-size: var(--sb-fs-sm); }
  .sb-lp-options li { padding: 8px 10px; border: 1px solid var(--sb-border); border-radius: 10px; }
  .sb-lp-options li.sb-lp-is-picked { border-color: var(--sb-teal-line); background: var(--sb-teal-surface); }
  .sb-lp-btn-row--tight { margin-block-start: 14px; gap: 8px; }
  .sb-lp-result__score { display: flex; align-items: center; gap: 12px; }
  .sb-lp-result__pct { font-size: var(--sb-fs-4xl); font-weight: 800; color: var(--sb-teal-ink); margin: 0; }
  .sb-lp-result__pct--sm { font-size: var(--sb-fs-xl); margin-block-start: 12px; }
  .sb-lp-dots { list-style: none; margin: 14px 0 0; padding: 0; display: flex; gap: 8px; }
  .sb-lp-dots li { inline-size: 28px; block-size: 28px; border-radius: 50%; background: var(--sb-success); }
  .sb-lp-dots li.sb-lp-is-bad { background: var(--sb-error); }
  .sb-lp-phone { inline-size: 230px; margin-inline: auto; }
  .sb-lp-phone__screen { border: 9px solid var(--sb-ink-2); border-radius: 32px; background: var(--sb-bg); padding: 18px 12px; min-block-size: 400px; display: grid; gap: 12px; align-content: start; }
  .sb-lp-phone .sb-lp-shot__sample { inset-block-start: auto; inset-block-end: -12px; inset-inline-end: 50%; translate: 50% 0; }
  :where([dir="rtl"]) .sb-lp-phone .sb-lp-shot__sample { translate: -50% 0; }
  .sb-lp-phone__card { display: grid; gap: 4px; justify-items: start; }
  .sb-lp-phone__badge { position: absolute; inset-block-start: -14px; inset-inline-end: -26px; z-index: 1; background: var(--sb-success-surface); color: var(--sb-success-ink); border: 1px solid var(--sb-success); font-weight: 800; font-size: var(--sb-fs-xs); padding: 4px 10px; border-radius: 999px; rotate: 6deg; }
  .sb-lp-stores { margin-block-start: 20px; }
  .sb-lp-store { gap: 8px; }

  /* Steps */
  .sb-lp-steps { grid-template-columns: minmax(0, 1fr); list-style: none; margin: 32px 0 0; padding: 0; display: grid; gap: 28px; }
  @media (min-width: 900px) { .sb-lp-steps { grid-template-columns: repeat(3, 1fr); } }
  .sb-lp-step__num { font-family: var(--sb-font-serif); font-size: 3rem; line-height: 1; color: var(--sb-teal); }
  .sb-lp-step__title { margin: 10px 0 6px; font-size: var(--sb-fs-lg); }
  .sb-lp-step__text { margin: 0; color: var(--sb-ink-2); line-height: 1.55; }

  /* Trust */
  .sb-lp-trust { padding-block: 48px; }
  .sb-lp-trust__list { list-style: none; margin: 0; padding: 0; display: grid; gap: 22px; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
  .sb-lp-trust__list li { display: flex; gap: 12px; align-items: start; }
  .sb-lp-trust__list .sb-icon { color: var(--sb-teal-strong); flex: none; margin-block-start: 3px; }
  .sb-lp-trust__list h3 { margin: 0 0 4px; font-size: var(--sb-fs-md); }
  .sb-lp-trust__list p { margin: 0; color: var(--sb-ink-2); font-size: var(--sb-fs-sm); }

  /* Letter */
  .sb-lp-letter { max-inline-size: 660px; margin-inline: auto; rotate: -.6deg; padding: 32px 36px; }
  .sb-lp-letter__title { font-size: var(--sb-fs-2xl); }
  .sb-lp-letter__body { line-height: 1.7; color: var(--sb-ink-2); }
  .sb-lp-letter__sign { rotate: 0deg; font-size: 1.7rem; }
  /* FAQ */
  .sb-lp-faq { grid-template-columns: minmax(0, 1fr); display: grid; gap: 28px; }
  @media (min-width: 900px) { .sb-lp-faq { grid-template-columns: 1fr 1.6fr; align-items: start; } }
  .sb-lp-faq__item { border-block-end: 1px solid var(--sb-paper-line); }
  .sb-lp-faq__item summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; gap: 16px; align-items: center; min-block-size: 56px; font-weight: 700; }
  .sb-lp-faq__item summary::-webkit-details-marker { display: none; }
  .sb-lp-faq__item summary .sb-icon { color: var(--sb-teal-strong); flex: none; transition: rotate .2s; }
  .sb-lp-faq__item[open] summary .sb-icon { rotate: 45deg; }
  .sb-lp-faq__item p { margin: 0 0 18px; color: var(--sb-ink-2); line-height: 1.6; max-inline-size: 68ch; }
  .sb-lp-faq__item summary:focus-visible { outline: 3px solid var(--sb-focus); outline-offset: 2px; }

  /* Demo form */
  .sb-lp-demo { display: grid; }
  .sb-lp-form__grid { grid-template-columns: minmax(0, 1fr); display: grid; gap: 14px; }
  @media (min-width: 640px) { .sb-lp-form__grid { grid-template-columns: 1fr 1fr; } .sb-lp-form__wide { grid-column: 1 / -1; } }
  .sb-lp-form__tracks { border: 0; padding: 0; margin: 0; display: flex; flex-direction: row; flex-wrap: wrap; gap: 6px 16px; align-items: center; }
  .sb-lp-form__tracks legend { inline-size: 100%; margin-block-end: 4px; }
  .sb-lp-form__tracks .sb-check, .sb-lp-form__consent { min-block-size: 44px; align-items: center; }
  .sb-lp-form__note { inline-size: 100%; border: 1px solid var(--sb-border); border-radius: 10px; padding: 10px 12px; font: inherit; background: var(--sb-surface); color: var(--sb-ink); resize: vertical; }
  .sb-lp-form__consent { display: flex; gap: 10px; font-size: var(--sb-fs-sm); color: var(--sb-ink-2); }
  .sb-lp-form__consent a { color: var(--sb-teal-ink); }
  .sb-lp-form__error { color: var(--sb-error-ink); font-weight: 600; min-block-size: 1.4em; margin: 14px 0 10px; }
  .sb-lp-form__error:empty { margin-block: 6px; }
  .sb-lp-hp { position: absolute; inline-size: 1px; block-size: 1px; overflow: hidden; clip-path: inset(50%); }
  .sb-lp-demo__state { text-align: center; padding-block: 24px; }
  .sb-lp-demo__state:focus { outline: none; }
  .sb-lp-demo__ok { inline-size: 44px; block-size: 44px; color: var(--sb-success); }

  /* Restyled /RequestAccess */
  .sb-lp-access .sb-lp-grid { align-items: start; }
  .sb-lp-access__back { margin-block-start: 20px; }
  .sb-lp-access__state { font-size: var(--sb-fs-xl); margin: 8px 0; }

  /* Public user manual (/kilavuz): one card per manual, the page's own QR beside them on wide screens. */
  .sb-lp-kilavuz { padding-block-start: clamp(20px, 4vw, 48px); }
  .sb-lp-kilavuz__back { margin-block-end: 20px; }
  .sb-lp-kilavuz__grid { align-items: start; }
  .sb-lp-kilavuz__side { display: grid; gap: 20px; }
  .sb-lp-kilavuz__list { list-style: none; margin: 0; padding: 0; display: grid; gap: 16px; }
  .sb-lp-kilavuz__card { box-shadow: var(--lp-offset-shadow); }
  .sb-lp-kilavuz__head { display: flex; align-items: center; gap: 14px; }
  .sb-lp-kilavuz__icon { inline-size: 48px; block-size: 48px; border-radius: 12px; display: inline-grid; place-items: center; flex: none; background: var(--sb-teal-surface); color: var(--sb-teal-strong); }
  .sb-lp-kilavuz__name { margin: 0; font-family: var(--sb-font-serif); font-size: var(--sb-fs-2xl); font-weight: 600; color: var(--sb-teal-ink); }
  :where([lang|="ar"]) .sb-lp-kilavuz__name { font-family: "Cairo", system-ui, sans-serif; font-weight: 800; }
  .sb-lp-kilavuz__meta { margin: 2px 0 0; font-family: var(--sb-font-mono); font-size: var(--sb-fs-xs); letter-spacing: .04em; color: var(--sb-ink-2); }
  .sb-lp-kilavuz__actions { margin-block-start: 20px; }
  .sb-lp-kilavuz__actions .sb-btn { flex: 1 1 140px; justify-content: center; min-block-size: 48px; }
  .sb-lp-kilavuz__empty { margin: 0; color: var(--sb-ink-2); }
  .sb-lp-kilavuz__qr { display: none; align-items: center; gap: 16px; padding: 14px; border: 1px dashed var(--sb-paper-line); border-radius: 14px; }
  .sb-lp-kilavuz__qr img { inline-size: 120px; block-size: 120px; flex: none; border-radius: 8px; background: var(--sb-surface); }
  .sb-lp-kilavuz__qr-title { margin: 0 0 4px; font-size: var(--sb-fs-md); }
  .sb-lp-kilavuz__qr p { margin: 0; color: var(--sb-ink-2); font-size: var(--sb-fs-sm); line-height: 1.5; }
  @media (min-width: 960px) { .sb-lp-kilavuz__qr { display: flex; } }

  /* Privacy policy (Home/PrivacyNew): one readable column on the paper background. */
  .sb-lp-legal__back { margin-block-end: 24px; }
  .sb-lp-legal__doc { max-inline-size: 72ch; }
  .sb-lp-legal__doc .sb-lp-h2 { max-inline-size: none; }
  .sb-lp-legal__updated { margin: 12px 0 28px; font-family: var(--sb-font-mono); font-size: var(--sb-fs-xs); letter-spacing: .04em; color: var(--sb-ink-2); }
  .sb-lp-legal__doc h2 { margin: 36px 0 10px; font-size: var(--sb-fs-xl); font-weight: 800; color: var(--sb-ink); }
  .sb-lp-legal__doc :is(p, li) { font-size: var(--sb-fs-md); line-height: 1.7; color: var(--sb-ink-2); text-wrap: pretty; }
  .sb-lp-legal__doc p { margin: 0 0 12px; }
  .sb-lp-legal__doc ul { margin: 0 0 12px; padding-inline-start: 1.25em; }
  .sb-lp-legal__doc li + li { margin-block-start: 6px; }
  .sb-lp-legal__doc strong { color: var(--sb-ink); }
}

@layer utilities {
  .sb-lp-visually-hidden { position: absolute; inline-size: 1px; block-size: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
}

/* Metric-matched fallbacks (spec §9): keep line breaks stable while the web fonts swap in. */
@font-face { font-family: "Fraunces Fallback"; src: local("Georgia"); size-adjust: 104%; ascent-override: 92%; descent-override: 24%; }
@font-face { font-family: "Plus Jakarta Sans Fallback"; src: local("Arial"); size-adjust: 103%; ascent-override: 98%; descent-override: 26%; }

/* Motion (spec §7): each element once; nothing at all under reduced motion. */
@media (prefers-reduced-motion: no-preference) {
  .sb-lp-hero .sb-lp-mark__line path { animation: lp-draw .9s .25s ease-out both; }
  [data-reveal] { transition: opacity .5s ease-out, translate .5s ease-out; }
  [data-reveal].sb-lp-is-waiting { opacity: 0; translate: 0 14px; }
  [data-reveal].sb-lp-is-waiting .sb-lp-mark__line path { stroke-dashoffset: 1; }
  [data-reveal] .sb-lp-mark__line path { transition: stroke-dashoffset .9s .2s ease-out; }
  @keyframes lp-draw { from { stroke-dashoffset: 1; } to { stroke-dashoffset: 0; } }
}