/* ============================================================
   Mabel Inbox — Beta-tester landing page
   Built ENTIRELY on the existing token sheet. Component rules
   (.btn / .input / .ck / .badge / .spin) are copied verbatim
   from the product's app.css so the page matches the app 1:1.
   Landing-only additions: a display type scale (the named scale
   tops out at 28px) and section layout. No tokens redefined.
   ============================================================ */
@import url('colors_and_type.css');

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
html, body { margin: 0; }
body { font-family: var(--font-sans); background: var(--color-bg); color: var(--color-text-primary);
  font-size: var(--text-base); line-height: var(--text-base-lh);
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; }
.ic { color: inherit; display: inline-flex; }
.ic svg { width: 100%; height: 100%; stroke-width: 1.75; display: block; }
button { font-family: inherit; }
::selection { background: var(--color-accent-subtle); }
.mono { font-family: var(--font-mono); font-variant-numeric: tabular-nums; }
a { color: inherit; }

/* ---------- Buttons (verbatim from app.css) ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 7px;
  font-weight: 500; white-space: nowrap; border-radius: var(--radius-md); border: 1px solid transparent;
  cursor: pointer; transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease), transform var(--dur-fast) var(--ease);
  height: 36px; padding: 0 12px; font-size: var(--text-base); }
.btn .ic { width: 15px; height: 15px; flex: none; }
.btn.sm { height: 28px; padding: 0 10px; font-size: var(--text-sm); border-radius: var(--radius-sm); gap: 5px; }
.btn.lg { height: 44px; padding: 0 20px; font-size: var(--text-lg); }
.btn:focus-visible { outline: 2px solid var(--color-accent-strong); outline-offset: 2px; }
.btn:disabled { opacity: 0.55; cursor: default; pointer-events: none; }
.btn.primary { background: var(--color-accent); color: var(--color-accent-ink); }
.btn.primary:hover { background: var(--color-accent-hover); }
.btn.primary:active { transform: scale(0.985); }
.btn.secondary { background: var(--color-surface); color: var(--color-text-primary); border-color: var(--color-border-strong); box-shadow: var(--shadow-sm); }
.btn.secondary:hover { background: var(--color-surface-sunken); }
.btn.ghost { background: transparent; color: var(--color-text-secondary); border-color: transparent; }
.btn.ghost:hover { background: var(--color-surface-sunken); }
.btn.full { width: 100%; }
.spin { width: 16px; height: 16px; border: 2px solid currentColor; border-right-color: transparent; border-radius: 999px;
  animation: spin 0.6s linear infinite; display: inline-block; opacity: 0.9; }
@keyframes spin { to { transform: rotate(360deg); } }

/* key cap — echoes the app's .kbd / mono affordances */
.kbd { font-family: var(--font-mono); font-size: 12px; line-height: 1; color: var(--color-text-secondary);
  background: var(--color-surface); border: 1px solid var(--color-border-strong); border-bottom-width: 2px;
  border-radius: 5px; padding: 3px 6px 4px; display: inline-flex; align-items: center; justify-content: center; min-width: 18px; }
.btn.primary .kbd { background: rgba(44,46,80,0.12); border-color: rgba(44,46,80,0.22); color: var(--color-accent-ink); }

/* ---------- Inputs (focus = 3px accent ring, per DS Inputs card) ---------- */
.field { display: flex; flex-direction: column; gap: 7px; }
.field > label { font-size: var(--text-sm); font-weight: 500; color: var(--color-text-secondary); }
.field > label .opt { color: var(--color-text-tertiary); font-weight: 400; }
.input { display: flex; align-items: center; gap: 9px; height: 44px; padding: 0 12px;
  background: var(--color-surface); border: 1px solid var(--color-border-strong); border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease); }
.input .ic { width: 16px; height: 16px; color: var(--color-text-tertiary); flex: none; }
.input input { flex: 1; min-width: 0; border: 0; outline: 0; background: transparent;
  font-family: inherit; font-size: var(--text-base); color: var(--color-text-primary); height: 100%; }
.input input::placeholder { color: var(--color-text-tertiary); }
.input:focus-within { border-color: var(--color-accent-strong); box-shadow: 0 0 0 3px var(--ring); }
.input.error { border-color: var(--color-danger); box-shadow: 0 0 0 3px var(--danger-soft); }
.input.error .ic { color: var(--color-danger); }
.err-msg { display: flex; align-items: center; gap: 6px; font-size: var(--text-sm); color: var(--color-danger); }
.err-msg .ic { width: 14px; height: 14px; }

/* ---------- Checkbox (verbatim) ---------- */
.ck { width: 18px; height: 18px; border: 1.5px solid var(--color-border-strong); border-radius: var(--radius-sm);
  flex: none; display: inline-flex; align-items: center; justify-content: center; background: var(--color-surface);
  transition: background var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease); }
.ck .ic { width: 12px; height: 12px; color: var(--color-accent-ink); opacity: 0; }
.ck .ic svg { stroke-width: 3; }
.ck.on { background: var(--color-accent); border-color: var(--color-accent); }
.ck.on .ic { opacity: 1; }

/* ---------- Badges ---------- */
.badge { display: inline-flex; align-items: center; gap: 5px; font-size: var(--text-xs); font-weight: 500;
  padding: 3px 9px; border-radius: var(--radius-full); white-space: nowrap; }
.badge .ic { width: 11px; height: 11px; }
.badge.special { background: var(--color-accent-subtle); color: var(--color-accent-strong); font-weight: 600; letter-spacing: 0.04em; }

/* ============================================================
   LANDING-ONLY: display type scale + layout
   (the named scale stops at --text-2xl/28px; a hero needs more.
   Same family, same tight tracking as .text-2xl.)
   ============================================================ */
.lp { --measure: 720px; container-type: inline-size; }
.eyebrow { font-family: var(--font-mono); font-size: 12px; font-weight: 500; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--color-accent-strong); }
.display { font-weight: 700; letter-spacing: -0.03em; line-height: 1.05; color: var(--color-text-primary);
  font-size: clamp(32px, 4.2cqw, 48px); text-wrap: balance; }
.h-section { font-weight: 700; letter-spacing: -0.022em; line-height: 1.1; color: var(--color-text-primary);
  font-size: clamp(26px, 3cqw, 34px); text-wrap: balance; }
.lede { font-size: 17px; line-height: 28px; color: var(--color-text-secondary); }

.wrap { max-width: 1040px; margin: 0 auto; padding: 0 32px; }
section { position: relative; }

/* ---------- Top bar ---------- */
.topbar { position: sticky; top: 0; z-index: 30; display: flex; align-items: center; gap: 12px;
  padding: 14px 0; background: color-mix(in srgb, var(--color-bg) 88%, transparent); backdrop-filter: blur(8px);
  border-bottom: 1px solid transparent; transition: border-color var(--dur) var(--ease); }
.topbar.scrolled { border-bottom-color: var(--color-border); }
.topbar .wrap { display: flex; align-items: center; gap: 12px; width: 100%; }
.topbar img.wm { height: 30px; display: block; }
.topbar .spacer { flex: 1; }
.topbar .open-app { display: inline-flex; align-items: center; gap: 5px; text-decoration: none;
  font-size: var(--text-sm); font-weight: 500; color: var(--color-text-secondary);
  padding: 6px 10px; border-radius: var(--radius-sm); margin-right: 6px;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease); }
.topbar .open-app .ic { width: 14px; height: 14px; color: var(--color-text-tertiary); transition: color var(--dur) var(--ease); }
.topbar .open-app:hover { color: var(--color-accent-strong); background: var(--color-surface-sunken); }
.topbar .open-app:hover .ic { color: var(--color-accent-strong); }

/* ---------- Hero ---------- */
.hero { padding: clamp(36px, 5vh, 64px) 0 clamp(48px, 7vh, 88px); }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1fr) 396px; gap: 60px; align-items: center; }
.hero .inner { max-width: 560px; }

/* hero visual — an inbox vignette built from Mabel's own UI vocabulary */
.hero-visual { display: flex; flex-direction: column; gap: 12px; }
.hero-visual .hv-cap { font-size: var(--text-xs); color: var(--color-text-tertiary); line-height: 16px; padding-left: 2px; }
.vignette { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md); padding: 14px; }
.vg-top { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; }
.vg-search { flex: 1; min-width: 0; display: flex; align-items: center; gap: 8px; background: var(--color-surface-sunken);
  border-radius: var(--radius-full); padding: 8px 13px; font-size: var(--text-sm); color: var(--color-text-secondary); }
.vg-search .ic { width: 14px; height: 14px; color: var(--color-text-tertiary); flex: none; }
.vg-meta { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.02em; color: var(--color-accent-strong); white-space: nowrap; }
.vg-list { display: flex; flex-direction: column; gap: 6px; }
.vg-row { display: flex; align-items: center; gap: 11px; padding: 10px 11px; border-radius: var(--radius-md); }
.vg-row .vg-icon { width: 30px; height: 30px; border-radius: 8px; flex: none; display: flex; align-items: center; justify-content: center;
  background: var(--color-surface-sunken); color: var(--color-text-tertiary); }
.vg-row .vg-icon .ic { width: 15px; height: 15px; }
.vg-body { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 1px; }
.vg-who { font-size: var(--text-sm); font-weight: 600; color: var(--color-text-primary); }
.vg-subj { font-size: var(--text-xs); color: var(--color-text-secondary); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.vg-row.found { background: var(--color-accent-subtle); box-shadow: inset 0 0 0 1px var(--accent-line); }
.vg-row.found .vg-icon { background: var(--color-surface); color: var(--color-accent-strong); }
.vg-badge { font-size: 10px; font-weight: 600; color: var(--color-accent-strong); background: var(--color-surface);
  border: 1px solid var(--accent-line); border-radius: var(--radius-full); padding: 2px 9px; flex: none; }
.vg-row.muted { opacity: 0.5; }
.hero .eyebrow { margin-bottom: 16px; }
.hero .display { margin: 0; }
.hero .story { margin: 22px 0 0; display: flex; flex-direction: column; gap: 14px; }
.hero .story p { margin: 0; font-size: 17px; line-height: 28px; color: var(--color-text-secondary); }
.hero .story p.kick { color: var(--color-text-primary); font-weight: 500; }
.hero .story strong { color: var(--color-text-primary); font-weight: 600; }
.hero .signoff { display: flex; align-items: center; gap: 11px; margin-top: 20px; }
.hero .signoff img { width: 30px; height: 30px; display: block; }
.hero .signoff .by { font-size: var(--text-base); color: var(--color-text-secondary); }
.hero .signoff .by b { color: var(--color-text-primary); font-weight: 600; }
.hero .cta-row { display: flex; align-items: center; gap: 16px; margin-top: 24px; flex-wrap: wrap; }
.hero .seehow { display: inline-flex; align-items: center; gap: 6px; font-size: var(--text-base); font-weight: 500;
  color: var(--color-text-secondary); text-decoration: none; padding: 8px 4px; border-radius: var(--radius-sm); }
.hero .seehow:hover { color: var(--color-accent-strong); }
.hero .seehow .ic { width: 15px; height: 15px; }

/* ---------- How it works (white band) ---------- */
.band-surface { background: var(--color-surface); border-top: 1px solid var(--color-border); border-bottom: 1px solid var(--color-border); }
.howitworks { padding-block: clamp(56px, 8vh, 88px); }
.section-head { max-width: 620px; margin-bottom: 44px; }
.section-head .eyebrow { margin-bottom: 14px; }
.section-head .h-section { margin: 0; }
.section-head .sub { margin: 14px 0 0; font-size: 17px; line-height: 27px; color: var(--color-text-secondary); }
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.step .num { font-family: var(--font-mono); font-size: var(--text-sm); color: var(--color-accent-strong); letter-spacing: 0.04em; }
.step .stepicon { width: 40px; height: 40px; border-radius: var(--radius-md); background: var(--color-accent-subtle);
  color: var(--color-accent-strong); display: flex; align-items: center; justify-content: center; margin: 16px 0 14px; }
.step .stepicon .ic { width: 20px; height: 20px; }
.step h3 { margin: 0 0 8px; font-size: var(--text-lg); font-weight: 600; letter-spacing: -0.006em; }
.step p { margin: 0; font-size: var(--text-base); line-height: 23px; color: var(--color-text-secondary); }
.step p em { font-style: normal; color: var(--color-accent-strong); font-weight: 500; }

/* reassurance band */
.reassure { margin-top: 44px; display: flex; align-items: center; gap: 16px;
  background: var(--color-accent-subtle); border: 1px solid var(--accent-line); border-radius: var(--radius-lg);
  padding: 20px 24px; }
.reassure .rm { width: 38px; height: 38px; border-radius: var(--radius-md); flex: none; display: flex; align-items: center; justify-content: center;
  background: var(--color-surface); color: var(--color-accent-strong); }
.reassure .rm .ic { width: 20px; height: 20px; }
.reassure p { margin: 0; font-size: var(--text-lg); line-height: 25px; font-weight: 500; color: var(--color-accent-ink); }

/* ---------- Why different (feature grid) ---------- */
.why { padding-block: clamp(56px, 8vh, 96px); }
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.fcard { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-lg);
  padding: 22px 22px 24px; display: flex; flex-direction: column; gap: 12px; transition: box-shadow var(--dur) var(--ease), border-color var(--dur) var(--ease); }
.fcard:hover { box-shadow: var(--shadow-md); border-color: var(--color-border-strong); }
.fcard .ficon { width: 34px; height: 34px; border-radius: var(--radius-md); flex: none; display: flex; align-items: center; justify-content: center;
  background: var(--color-surface-sunken); color: var(--color-accent-strong); }
.fcard .ficon .ic { width: 18px; height: 18px; }
.fcard h3 { margin: 0; font-size: var(--text-lg); font-weight: 600; letter-spacing: -0.006em; }
.fcard p { margin: 0; font-size: var(--text-base); line-height: 23px; color: var(--color-text-secondary); }
.fcard.feature { grid-column: span 2; flex-direction: row; gap: 28px; align-items: stretch; }
.fcard.feature .fc-main { flex: 1; display: flex; flex-direction: column; gap: 12px; }
.fcard.feature .fc-keys { flex: none; width: 196px; background: var(--color-surface-sunken); border-radius: var(--radius-md);
  padding: 16px; display: flex; flex-direction: column; gap: 9px; justify-content: center; }
.keyrow { display: flex; align-items: center; gap: 10px; font-size: var(--text-sm); color: var(--color-text-secondary); }
.keyrow .kbd { min-width: 24px; }
.privacy-card { background: var(--color-accent-subtle); border-color: var(--accent-line); }
.privacy-card .ficon { background: var(--color-surface); }

/* ---------- Signup ---------- */
.signup { padding: clamp(56px, 8vh, 96px) 0 clamp(64px, 9vh, 104px); }
.signup .inner { max-width: 560px; margin: 0 auto; }
.signup .section-head { text-align: center; max-width: 100%; margin-bottom: 32px; }
.signup .section-head .sub { max-width: 460px; margin-left: auto; margin-right: auto; }
.form-card { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md); padding: 32px; }
.form-card form { display: flex; flex-direction: column; gap: 18px; }
.disclosure-row { display: flex; align-items: flex-start; gap: 11px; cursor: pointer; user-select: none;
  padding: 4px 2px; border-radius: var(--radius-sm); }
.disclosure-row input { position: absolute; opacity: 0; width: 0; height: 0; }
.disclosure-row .dr-tx { font-size: var(--text-base); color: var(--color-text-primary); line-height: 20px; }
.disclosure-row .dr-hint { display: block; font-size: var(--text-xs); color: var(--color-text-tertiary); margin-top: 3px; }
.disclosure-row:focus-within .ck { box-shadow: 0 0 0 3px var(--ring); border-color: var(--color-accent-strong); }
/* smooth reveal */
.reveal { display: grid; grid-template-rows: 0fr; transition: grid-template-rows var(--dur-slow) var(--ease); }
.reveal.open { grid-template-rows: 1fr; }
.reveal > .reveal-in { overflow: hidden; min-height: 0; }
.reveal > .reveal-in > .field { padding-top: 4px; }
.submit-block { display: flex; flex-direction: column; gap: 12px; margin-top: 4px; }
.privacy-line { display: flex; align-items: flex-start; gap: 7px; font-size: var(--text-xs); line-height: 17px; color: var(--color-text-tertiary); text-align: left; }
.privacy-line .ic { width: 13px; height: 13px; flex: none; margin-top: 1px; color: var(--color-text-tertiary); }
.enter-hint { display: inline-flex; align-items: center; gap: 6px; justify-content: center; font-size: var(--text-xs);
  color: var(--color-text-tertiary); }

/* success state */
.success { text-align: center; display: flex; flex-direction: column; align-items: center; gap: 16px; padding: 12px 8px; }
.success .smark { width: 52px; height: 52px; border-radius: var(--radius-lg); background: var(--color-success-subtle);
  color: var(--color-success); display: flex; align-items: center; justify-content: center; }
.success .smark .ic { width: 26px; height: 26px; }
.success h3 { margin: 0; font-size: var(--text-xl); font-weight: 600; letter-spacing: -0.012em; }
.success p { margin: 0; font-size: var(--text-base); line-height: 23px; color: var(--color-text-secondary); max-width: 380px; }

/* ---------- Footer ---------- */
.footer { padding: 40px 0 48px; border-top: 1px solid var(--color-border); }
.footer .wrap { display: flex; align-items: center; gap: 14px 20px; flex-wrap: wrap; }
.footer .foot-brand { display: flex; align-items: center; gap: 12px; }
.footer img.wm { height: 26px; display: block; }
.footer .tag { font-size: var(--text-sm); color: var(--color-text-secondary); }
.footer .foot-links { margin-left: auto; display: flex; align-items: center; gap: 18px; }
.footer .foot-links a { display: inline-flex; align-items: center; gap: 5px; text-decoration: none;
  font-size: var(--text-sm); font-weight: 500; color: var(--color-text-secondary);
  transition: color var(--dur) var(--ease); }
.footer .foot-links a:hover { color: var(--color-accent-strong); }
.footer .foot-links .ic { width: 13px; height: 13px; color: var(--color-text-tertiary); }
.footer .note { flex-basis: 100%; font-size: var(--text-xs); color: var(--color-text-tertiary); margin: 0; }

/* ---------- entrance motion ----------
   Content is visible by default (no load-time hiding). The intended hero
   fade-up is documented in the motion-notes frame; it's omitted from the live
   resting styles so content is never dependent on an animation timeline. */
.rise { will-change: auto; }

/* ---------- responsive: single mobile column (container query so the
   mobile FRAMES render true mobile layout, not just the live viewport) ---------- */
@container (max-width: 760px) {
  .wrap { padding: 0 20px; }
  .hero { padding: 40px 0 36px; }
  .hero-grid { grid-template-columns: 1fr; gap: 32px; }
  .hero .inner { max-width: 100%; }
  .steps { grid-template-columns: 1fr; gap: 26px; }
  .grid { grid-template-columns: 1fr; }
  .fcard.feature { grid-column: span 1; flex-direction: column; gap: 16px; }
  .fcard.feature .fc-keys { width: 100%; }
  .reassure { flex-direction: row; align-items: flex-start; padding: 18px; }
  .form-card { padding: 22px; }
  .footer .wrap { flex-direction: column; align-items: flex-start; gap: 10px; }
  .footer .note { margin-left: 0; }
  .topbar { padding: 12px 0; }
}

/* page-as-frame helper (used by the frames canvas to render at a fixed width) */
.page-frame { width: 100%; background: var(--color-bg); }