:root {
  --roast-red: #B82A24;
  --roast-red-light: #D4423B;
  --roast-red-dark: #8C1F1A;
  --roast-red-deep: #6B1712;
  --roast-red-text: #D84C45;

  --ink: #0A0A0C;
  --ink-90: #141416;
  --ink-80: #1E1E22;
  --ink-70: #2A2A30;
  --ink-60: #3A3A42;
  --ink-40: #6A6A74;
  --ink-30: #8A8A94;
  --ink-20: #AAAAB2;
  --ink-10: #D4D0C8;

  --parchment: #F0EBE0;
  --parchment-light: #F7F4ED;
  --parchment-dark: #E4DDD0;

  --white: #FAFAF7;

  --font-display: 'Cormorant Garamond', serif;
  --font-brand: 'Libre Baskerville', serif;
  --font-body: 'Plus Jakarta Sans', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --text-heading: rgba(255,255,255,0.82);
  --text-body: rgba(255,255,255,0.58);
  --text-secondary: rgba(255,255,255,0.46);

  --type-ui-sm: 13px;
  --type-copy-sm: 16px;
  --type-copy-md: 18px;
  --type-copy-lg: 20px;
  --type-copy-xl: 24px;

  /* Hero / display headline scale — reused where a price should match the hero */
  --headline-display-size: 68px;
  --headline-display-leading: 1.1;
  --headline-display-weight: 500;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { height: 100%; }

body {
  background: var(--ink);
  color: var(--text-body);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.6;
  min-height: 100%;
}

body.landing-page {
  height: 100%;
  overflow: hidden;
}

body.nav-drawer-open {
  overflow: hidden;
}

body.nav-drawer-open .scroll-container {
  overflow: hidden;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; }

a,
button,
input[type="button"],
input[type="submit"],
input[type="checkbox"],
select,
summary,
[role="button"] {
  touch-action: manipulation;
}

/* ==================== */
/* ACCESSIBILITY        */
/* ==================== */
.skip-link {
  position: absolute; top: -100%; left: 16px; z-index: 200;
  padding: 12px 24px; background: var(--roast-red); color: #fff;
  font-family: var(--font-mono); font-size: 12px; text-decoration: none;
}
.skip-link:focus { top: 16px; }
:focus-visible { outline: 2px solid var(--roast-red); outline-offset: 4px; }
:focus:not(:focus-visible) { outline: none; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
  .scroll-container { scroll-snap-type: none; scroll-behavior: auto; }
}

/* ==================== */
/* SCROLL SNAP (landing)*/
/* ==================== */
.scroll-container {
  height: 100vh;
  height: 100dvh;
  overflow-y: auto;
  overflow-x: hidden;
  /* proximity: last section is min 100vh; footer has no snap point — mandatory traps scroll on #subscribe. */
  scroll-snap-type: y proximity;
  scroll-behavior: smooth;
  overscroll-behavior-y: contain;
  -webkit-overflow-scrolling: touch;
}
.snap-section {
  min-height: 100vh;
  min-height: 100dvh;
  scroll-snap-align: start;
  scroll-snap-stop: always;
}

/* Landing only: footer must be a snap target or y-proximity keeps choosing #subscribe. */
.scroll-container > footer.landing-footer-snap {
  min-height: auto;
  scroll-snap-stop: normal;
}

/* ==================== */
/* NAV                  */
/* ==================== */
.landing-nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  padding: calc(22px + env(safe-area-inset-top)) 40px 22px;
  display: flex; justify-content: space-between; align-items: center;
  background: linear-gradient(to bottom, var(--ink) 0%, var(--ink) 60%, transparent 100%);
}

.nav-shell {
  position: relative;
}

/* Keep landing header fixed: .nav-shell sets position:relative for drawer stacking;
   that rule must not override .landing-nav’s fixed bar (scroll-snap would snap the hero
   to the scrollport top and leave the in-flow nav scrolled above the visible area). */
.landing-nav.nav-shell {
  position: fixed;
}

.nav-stamp {
  display: inline-flex; align-items: center; justify-content: center;
  position: relative; padding: 15px 33px 14px;
  border: 1px solid rgba(255,255,255,0.12); text-decoration: none;
  flex-shrink: 0;
}
.nav-stamp::before {
  content: ''; position: absolute; inset: 3px;
  border: 0.5px solid rgba(255,255,255,0.05);
}
.nav-stamp-word {
  font-family: var(--font-brand); font-weight: 700; font-size: 23px;
  color: #E8E6E1; letter-spacing: 0.14em; line-height: 1;
}
.nav-stamp-fm {
  font-family: var(--font-brand); font-weight: 400; font-size: 11px;
  color: var(--text-secondary); letter-spacing: 0.12em;
  position: absolute; bottom: 5px; right: 11px;
}

.nav-subscribe {
  font-family: var(--font-mono); font-size: var(--type-copy-sm); letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--text-secondary);
  text-decoration: none; padding: 12px 22px;
  border: 1px solid rgba(255,255,255,0.12); transition: all 0.4s ease;
}
.nav-subscribe:hover {
  color: #fff; border-color: var(--roast-red);
  background: rgba(184,42,36,0.08);
}

.nav-subscribe--quiet {
  border-color: transparent;
  padding-inline: 16px;
}

.nav-subscribe--quiet:hover,
.nav-subscribe--quiet:focus-visible {
  border-color: rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.04);
}

.nav-link-list .nav-subscribe[aria-current="page"] {
  color: var(--text-heading);
  border-color: rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.04);
}

.nav-panel {
  display: flex; align-items: center; gap: 16px;
  margin-left: auto;
}

.nav-link-list {
  display: flex; align-items: center; justify-content: flex-end;
  gap: 10px; flex-wrap: wrap;
}

.nav-toggle {
  display: none; align-items: center; gap: 12px;
  min-height: 48px; padding: 12px 16px;
  border: 1px solid rgba(255,255,255,0.1);
  background: rgba(255,255,255,0.02);
  color: var(--text-heading); cursor: pointer;
  font-family: var(--font-mono); font-size: 12px;
  letter-spacing: 0.12em; text-transform: uppercase;
  flex-shrink: 0;
  margin-left: auto;
}

.nav-toggle-line {
  display: block;
  width: 14px; height: 1px;
  background: currentColor;
  transition: transform 0.25s ease, opacity 0.25s ease;
}

.nav-toggle-icon {
  display: inline-flex; flex-direction: column; gap: 4px;
}

.nav-shell[data-nav-open="true"] .nav-stamp,
.nav-shell[data-nav-open="true"] .brand-stamp,
.nav-shell[data-nav-open="true"] .nav-toggle {
  position: relative;
  z-index: 3;
}

.nav-shell[data-nav-open="true"] .nav-toggle-line:nth-child(1) {
  transform: translateY(5px) rotate(45deg);
}

.nav-shell[data-nav-open="true"] .nav-toggle-line:nth-child(2) {
  opacity: 0;
}

.nav-shell[data-nav-open="true"] .nav-toggle-line:nth-child(3) {
  transform: translateY(-5px) rotate(-45deg);
}

.subpage-nav {
  position: relative; padding: 26px 0 30px;
  display: flex; justify-content: space-between; align-items: center;
  gap: 20px;
}

/* ==================== */
/* APP NAV (sticky bar) */
/* ==================== */
.app-nav {
  position: sticky; top: 0; z-index: 100;
  padding: calc(20px + env(safe-area-inset-top)) 32px 20px;
  display: flex; justify-content: space-between; align-items: center;
  background: linear-gradient(to bottom, var(--ink) 0%, var(--ink) 80%, transparent 100%);
  border-bottom: 1px solid rgba(255,255,255,0.04);
}

.app-nav-links {
  display: flex; align-items: center; gap: 20px;
}

.app-nav-links a,
.app-nav-links button {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 1px;
  text-transform: uppercase; color: var(--text-secondary);
  text-decoration: none; background: none; border: none; cursor: pointer;
  padding: 8px 0; transition: color 0.3s ease;
}

.app-nav-links a:hover,
.app-nav-links a:focus-visible,
.app-nav-links button:hover,
.app-nav-links button:focus-visible {
  color: var(--text-heading);
}

.app-nav-links a.is-active {
  color: var(--text-heading);
  border-bottom: 1px solid var(--roast-red);
}

/* Shared brand stamp (small, for app nav) */
.brand-stamp {
  display: inline-flex; align-items: center; justify-content: center;
  position: relative; padding: 5px 12px 4px;
  border: 1px solid rgba(255,255,255,0.1); text-decoration: none;
}
.brand-stamp::before {
  content: ''; position: absolute; inset: 2px;
  border: 0.5px solid rgba(255,255,255,0.04);
}
.brand-stamp-word {
  font-family: var(--font-brand); font-weight: 700; font-size: 11px;
  color: #E8E6E1; letter-spacing: 0.15em; line-height: 1;
}
.brand-stamp-fm {
  font-family: var(--font-brand); font-weight: 400; font-size: 5px;
  color: var(--text-secondary); letter-spacing: 0.12em;
  position: absolute; bottom: 1px; right: 4px;
}

/* ==================== */
/* LAYOUT               */
/* ==================== */
.page-width {
  max-width: 720px; margin: 0 auto; width: 100%;
  padding: 0 32px;
}

.page-width-wide {
  max-width: 880px; margin: 0 auto; width: 100%;
  padding: 0 32px;
}

.section {
  min-height: 100vh;
  min-height: 100dvh;
  padding: 120px 0;
  border-top: 1px solid rgba(255,255,255,0.04);
  display: flex;
  align-items: center;
}

.section > .page-width,
.section > .page-width-wide {
  width: 100%;
}

/* Non-snap sections (used on subpages) */
.content-section {
  padding: 80px 0;
  border-top: 1px solid rgba(255,255,255,0.04);
}

.section-title {
  font-family: var(--font-display);
  font-size: 52px; font-weight: 300;
  color: var(--text-heading);
  margin-bottom: 40px; line-height: 1.1;
}

.section-intro {
  font-size: var(--type-copy-md); color: var(--text-body);
  line-height: 1.8; font-weight: 400;
  max-width: 520px;
}

.section-intro + .section-intro { margin-top: 16px; }

#how .section-intro {
  color: var(--text-heading);
  font-size: var(--type-copy-xl);
  line-height: 1.6;
  max-width: none;
}

/* ==================== */
/* HERO                 */
/* ==================== */
.hero {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex; flex-direction: column; justify-content: center;
  padding: 108px 32px 80px;
}

.hero-inner {
  max-width: 900px; margin: 0 auto; width: 100%;
}

.headline {
  font-family: var(--font-display);
  font-size: var(--headline-display-size);
  font-weight: var(--headline-display-weight);
  color: var(--text-heading);
  line-height: var(--headline-display-leading);
  margin-bottom: 28px;
}

.hero-sub {
  font-size: var(--type-copy-xl);
  color: var(--text-body);
  line-height: 1.6;
  margin-bottom: 44px;
  font-weight: 400;
  max-width: none;
}

.hero-cta {
  display: flex; align-items: center; gap: 20px;
  margin-bottom: 56px;
}

.hero-cta .cta-primary {
  text-transform: none;
  letter-spacing: 0.04em;
  font-size: var(--type-copy-xl);
}

/* ==================== */
/* BUTTONS              */
/* ==================== */
.cta-primary {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 16px 36px;
  background: var(--roast-red); color: #fff;
  text-decoration: none; border: none; cursor: pointer;
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: 2px; text-transform: uppercase;
  position: relative; transition: background 0.3s ease;
}
.cta-primary::before {
  content: ''; position: absolute; inset: 3px;
  border: 0.5px solid rgba(255,255,255,0.15); pointer-events: none;
}
.cta-primary:hover { background: var(--roast-red-light); }

.cta-btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 14px 28px; width: 100%;
  background: var(--roast-red); color: #fff;
  text-decoration: none; border: none; cursor: pointer;
  font-family: var(--font-body); font-size: 13px; font-weight: 500;
  letter-spacing: 0.02em; position: relative;
  transition: background 0.2s ease;
}
.cta-btn::before {
  content: ''; position: absolute; inset: 3px;
  border: 0.5px solid rgba(255,255,255,0.18);
  pointer-events: none;
}
.cta-btn:hover { background: var(--roast-red-light); }

.cta-secondary {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 14px 28px;
  background: transparent; color: var(--text-body);
  text-decoration: none; cursor: pointer;
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: 1.5px; text-transform: uppercase;
  border: 1px solid rgba(255,255,255,0.12);
  transition: all 0.3s ease;
}
.cta-secondary:hover {
  color: #fff; border-color: rgba(255,255,255,0.25);
  background: rgba(255,255,255,0.04);
}

/* App-level buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 12px 24px;
  background: var(--roast-red); color: #fff;
  text-decoration: none; border: none; cursor: pointer;
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: 1.5px; text-transform: uppercase;
  position: relative; transition: background 0.3s ease;
}
.btn::before {
  content: ''; position: absolute; inset: 3px;
  border: 0.5px solid rgba(255,255,255,0.15); pointer-events: none;
}
.btn:hover { background: var(--roast-red-light); }

.btn-secondary {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 10px 20px;
  background: transparent; color: var(--text-body);
  text-decoration: none; cursor: pointer;
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: 1px; text-transform: uppercase;
  border: 1px solid rgba(255,255,255,0.1);
  transition: all 0.3s ease;
}
.btn-secondary:hover {
  color: var(--text-heading); border-color: rgba(255,255,255,0.2);
}

.btn-row {
  display: flex; flex-wrap: wrap; gap: 12px; margin-top: 24px;
}

/* ==================== */
/* PLAYER               */
/* ==================== */
.hero-episode {
  background: var(--ink-90);
  border: 1px solid rgba(255,255,255,0.06);
  padding: 24px 28px;
}

.player-top {
  display: flex; align-items: center; gap: 16px;
  margin-bottom: 20px;
}

.player-info { flex: 1; }

.episode-title {
  font-family: var(--font-display);
  font-size: 20px; font-weight: 400;
  color: var(--text-heading);
  margin-bottom: 2px; line-height: 1.3;
}

.episode-time {
  font-family: var(--font-mono); font-size: 11px;
  color: var(--text-secondary); letter-spacing: 0.5px;
  flex-shrink: 0;
}

.player-waveform {
  display: flex; align-items: center; gap: 2px;
  height: 40px; margin-bottom: 20px;
}

.wave-bar {
  flex: 1; border-radius: 1px;
  background: rgba(255,255,255,0.1);
  transition: height 0.15s ease;
}
.wave-bar.active {
  background: rgba(255,255,255,0.25);
}

.unmute-btn {
  display: flex; align-items: center; gap: 12px;
  width: 100%; padding: 14px 20px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  cursor: pointer; transition: all 0.3s ease;
  color: inherit;
}
.unmute-btn:hover {
  background: rgba(255,255,255,0.06);
  border-color: rgba(255,255,255,0.12);
}
.unmute-btn.is-unmuted {
  border-color: rgba(255,255,255,0.15);
}

.unmute-icon {
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid rgba(255,255,255,0.1);
  flex-shrink: 0; position: relative;
}
.unmute-icon svg {
  width: 18px; height: 18px;
  fill: none; stroke: var(--text-secondary);
  stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round;
  transition: stroke 0.3s ease;
}
.unmute-btn:hover .unmute-icon svg,
.unmute-btn.is-unmuted .unmute-icon svg {
  stroke: var(--text-heading);
}

.mute-slash {
  position: absolute;
  width: 22px; height: 1.5px;
  background: var(--text-secondary);
  transform: rotate(-45deg);
  transition: opacity 0.2s ease;
}
.unmute-btn.is-unmuted .mute-slash { opacity: 0; }

.unmute-label {
  font-family: var(--font-mono); font-size: 11px;
  color: var(--text-secondary); letter-spacing: 1px;
  text-transform: uppercase; transition: color 0.3s ease;
}
.unmute-btn:hover .unmute-label,
.unmute-btn.is-unmuted .unmute-label {
  color: var(--text-body);
}

/* ==================== */
/* PROBLEM              */
/* ==================== */
.assertions {
  display: flex; flex-direction: column;
}

.assertion {
  font-size: var(--type-copy-sm); color: var(--text-body);
  font-weight: 400; line-height: 1.75;
  padding: 24px 0;
  border-bottom: 1px solid rgba(255,255,255,0.04);
}
.assertion:first-child {
  padding-top: 0;
  font-size: var(--type-copy-md);
}
.assertion:last-child {
  border-bottom: none;
  color: var(--text-heading);
}

#problem-heading ~ .assertions .assertion {
  font-size: var(--type-copy-lg);
  line-height: 1.65;
}

#problem-heading ~ .assertions .assertion:last-child {
  font-size: var(--type-copy-xl);
  line-height: 1.55;
}

/* ==================== */
/* STEPS                */
/* ==================== */
.steps {
  display: flex; flex-direction: column;
  gap: 0; margin-top: 48px;
}

.step {
  padding: 32px 0;
  border-bottom: 1px solid rgba(255,255,255,0.04);
}
.step:first-child { padding-top: 0; }
.step:last-child { border-bottom: none; }

.step-title {
  font-family: var(--font-display);
  font-size: 20px; font-weight: 400;
  color: var(--text-heading); margin-bottom: 10px;
}

#how .step-title {
  font-size: 36px;
  line-height: 1.12;
  margin-bottom: 14px;
}

.step-title span {
  color: var(--text-secondary);
}

.step-desc {
  font-size: var(--type-copy-sm); color: var(--text-body);
  font-weight: 400; line-height: 1.75;
  max-width: 520px;
}

#how .step-desc {
  max-width: none;
  font-size: var(--type-copy-lg);
  line-height: 1.65;
}

/* ==================== */
/* PRICING              */
/* ==================== */
.pricing-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.pricing-grid--solo {
  grid-template-columns: 1fr;
  width: 100%;
  max-width: none;
  margin-left: auto;
  margin-right: auto;
}

.pricing-card {
  background: var(--ink-90);
  border: 1px solid rgba(255,255,255,0.05);
  padding: 36px 28px;
}

.pricing-card.featured {
  border-color: rgba(184,42,36,0.2);
}

#subscribe .pricing-card {
  padding: 24px 28px 32px;
}

#subscribe .pricing-card .tier-price,
#subscribe .pricing-card .tier-period {
  text-align: center;
}

#subscribe .pricing-card .tier-price {
  font-size: var(--headline-display-size);
  line-height: var(--headline-display-leading);
  font-weight: var(--headline-display-weight);
  margin-bottom: 6px;
}

#subscribe .pricing-card .tier-period {
  font-size: var(--type-ui-sm);
  margin-bottom: 20px;
}

#subscribe .pricing-card .tier-hours {
  text-align: center;
  font-size: var(--type-copy-xl);
  letter-spacing: 0.04em;
  margin-bottom: 6px;
  line-height: 1.15;
}

#subscribe .pricing-card .cta-btn {
  font-family: var(--font-mono);
  font-size: var(--type-copy-xl);
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: none;
  padding: 16px 36px;
}

.tier-name {
  font-family: var(--font-display);
  font-size: 13px; font-weight: 500;
  color: var(--text-secondary);
  letter-spacing: 0.5px; margin-bottom: 6px;
}

.tier-price {
  font-family: var(--font-display);
  font-size: 40px; font-weight: 300;
  color: var(--text-heading); margin-bottom: 2px;
}

.tier-period {
  font-family: var(--font-mono); font-size: 11px;
  color: var(--text-secondary);
  letter-spacing: 0.5px; margin-bottom: 20px;
}

.tier-hours {
  font-family: var(--font-mono); font-size: 11px;
  color: var(--text-body); letter-spacing: 0.3px;
  margin-bottom: 12px;
}

.tier-desc {
  font-size: var(--type-copy-lg);
  color: var(--text-body);
  font-weight: 400;
  line-height: 1.65;
  min-height: 66px;
}

ul.tier-desc {
  list-style: disc;
  padding-left: 1.15em;
  margin: 0;
  min-height: 0;
}
ul.tier-desc li + li { margin-top: 0.45em; }

.tier-cta { margin-top: 28px; }

.pricing-card:not(.featured) .cta-btn {
  background: transparent;
  border: 1.5px solid rgba(255,255,255,0.12);
}
.pricing-card:not(.featured) .cta-btn::before { display: none; }
.pricing-card:not(.featured) .cta-btn:hover {
  background: rgba(255,255,255,0.04);
}

.pricing-footer { margin-top: 36px; }

.overage-note {
  font-size: 13px; color: var(--text-secondary);
  font-weight: 400; line-height: 1.6;
}

.cancel-note {
  margin-top: 8px; font-size: 12px;
  color: var(--text-secondary); font-weight: 300;
}

/* ==================== */
/* FOOTER               */
/* ==================== */
footer {
  padding: 60px 32px;
  border-top: 1px solid rgba(255,255,255,0.04);
  max-width: 720px; margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px 24px;
}

.footer-legal {
  font-size: 12px; color: var(--text-secondary);
  font-weight: 400; letter-spacing: 0.5px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-links a {
  font-size: 12px;
  color: var(--text-secondary);
  font-weight: 400;
  letter-spacing: 0.5px;
  text-decoration: none;
}

.footer-links a:hover,
.footer-links a:focus-visible {
  color: var(--text-heading);
}

/* Extended footer (subpages) */
.site-footer {
  padding: 60px 0;
  border-top: 1px solid rgba(255,255,255,0.04);
  display: flex; flex-wrap: wrap;
  justify-content: space-between; gap: 18px;
  font-size: 12px; color: var(--text-secondary);
}

.site-footer nav {
  display: flex; flex-wrap: wrap; gap: 16px;
}

.site-footer a:hover { color: var(--text-heading); }

/* ==================== */
/* SUBPAGE LAYOUT       */
/* ==================== */
.subpage {
  max-width: 720px; margin: 0 auto;
  padding: 0 32px;
}

.subpage-wide {
  max-width: 880px; margin: 0 auto;
  padding: 0 32px;
}

.subpage-header {
  padding: 120px 0 60px;
}

.subpage-title {
  font-family: var(--font-display);
  font-size: 36px; font-weight: 300;
  color: var(--text-heading);
  line-height: 1.2; margin-bottom: 20px;
}

.subpage-intro {
  font-size: 15px; color: var(--text-body);
  line-height: 1.8; max-width: 520px;
}

.subpage-label {
  font-family: var(--font-mono); font-size: 11px;
  color: var(--roast-red-text); letter-spacing: 1.5px;
  text-transform: uppercase; font-weight: 500;
  margin-bottom: 12px;
}

/* ==================== */
/* SIGNUP — full-bleed  */
/* typeform-style       */
/* ==================== */
.signup-modal {
  position: fixed;
  inset: 0;
  z-index: 300;
  background: var(--ink);
  color: inherit;
  display: flex;
  flex-direction: column;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.35s ease, visibility 0.35s ease;
}

.signup-modal.is-open {
  opacity: 1;
  visibility: visible;
}

.signup-modal__dialog {
  flex: 1;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  padding: calc(24px + env(safe-area-inset-top)) 32px calc(24px + env(safe-area-inset-bottom));
}

.signup-modal__close {
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-left: auto;
  border: 1px solid rgba(255,255,255,0.06);
  background: none;
  color: var(--text-secondary);
  cursor: pointer;
  transition: color 0.2s, border-color 0.2s;
}

.signup-modal__close:hover {
  color: var(--text-heading);
  border-color: rgba(255,255,255,0.16);
}

.signup-modal__close svg {
  width: 14px;
  height: 14px;
  stroke: currentColor;
  stroke-width: 1.5;
  fill: none;
}

.signup-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-shrink: 0;
}

.signup-plan {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-secondary);
  letter-spacing: 1px;
  text-transform: uppercase;
}

.signup-progress {
  display: flex;
  gap: 6px;
  flex-shrink: 0;
}

.signup-dot {
  width: 24px;
  height: 2px;
  background: rgba(255,255,255,0.08);
  transition: background 0.25s ease;
}

.signup-dot.is-active {
  background: rgba(255,255,255,0.4);
}

.signup-dot.is-complete {
  background: var(--roast-red);
}

.signup-form {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.signup-stage {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding: 0 32px;
}

.signup-step {
  position: absolute;
  width: 100%;
  max-width: 480px;
  padding: 0 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: translateY(40px);
  pointer-events: none;
  transition: opacity 0.35s ease, transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.signup-step.is-active {
  position: relative;
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.signup-step.is-exiting {
  opacity: 0;
  transform: translateY(-40px);
}

.signup-step__inner {
  width: 100%;
}

.signup-question {
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 300;
  color: var(--text-heading);
  line-height: 1.3;
  margin-bottom: 40px;
}

.signup-input {
  width: 100%;
  border: 0;
  border-bottom: 2px solid rgba(255,255,255,0.1);
  padding: 16px 0;
  background: none;
  color: var(--text-heading);
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 300;
  line-height: 1.2;
  caret-color: var(--roast-red);
  transition: border-color 0.2s ease;
}

.signup-input:focus {
  border-bottom-color: rgba(255,255,255,0.35);
  outline: none;
}

.signup-input::placeholder {
  color: rgba(255,255,255,0.48);
  font-style: italic;
}

.signup-consent {
  display: grid;
  grid-template-columns: 24px minmax(0, 1fr);
  gap: 16px;
  align-items: start;
  color: var(--text-body);
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 300;
  line-height: 1.5;
  cursor: pointer;
}

.signup-consent input[type="checkbox"],
.consent-item input[type="checkbox"] {
  appearance: none;
  -webkit-appearance: none;
  width: 24px;
  height: 24px;
  min-width: 24px;
  margin: 0;
  padding: 0;
  border: 1.5px solid rgba(255,255,255,0.2);
  background: none;
  cursor: pointer;
  position: relative;
  transition: border-color 0.2s, background 0.2s;
}

.signup-consent input[type="checkbox"]:focus-visible,
.consent-item input[type="checkbox"]:focus-visible {
  outline: 2px solid var(--roast-red);
  outline-offset: 3px;
}

.signup-consent input[type="checkbox"]:checked,
.consent-item input[type="checkbox"]:checked {
  background: var(--roast-red);
  border-color: var(--roast-red);
}

.signup-consent input[type="checkbox"]:checked::after,
.consent-item input[type="checkbox"]:checked::after {
  content: '';
  position: absolute;
  left: 7px;
  top: 4px;
  width: 6px;
  height: 11px;
  border: solid rgba(255,255,255,0.95);
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.signup-consent a {
  color: var(--text-heading);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: rgba(255,255,255,0.2);
  transition: text-decoration-color 0.2s ease;
}

.signup-consent a:hover {
  text-decoration-color: var(--text-heading);
}

.signup-step-hint {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-secondary);
  letter-spacing: 0.5px;
  min-height: 1.4em;
  margin-top: 16px;
}

.signup-step-hint[data-state="error"] {
  color: var(--roast-red-text);
}

.signup-footer {
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex-shrink: 0;
  padding: 24px 32px 0;
}

.signup-footer__row {
  display: flex;
  align-items: center;
  gap: 16px;
}

.signup-back {
  background: none;
  border: 0;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 0;
  color: var(--text-secondary);
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 1px;
  text-transform: uppercase;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease, color 0.2s ease;
}

.signup-back.is-visible {
  opacity: 1;
  pointer-events: auto;
}

.signup-back:hover {
  color: var(--text-heading);
}

.signup-back svg,
.signup-next svg {
  width: 14px;
  height: 14px;
  stroke: currentColor;
  stroke-width: 1.75;
  fill: none;
}

.signup-next {
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 32px;
  border: 0;
  background: var(--roast-red);
  color: #fff;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  position: relative;
  transition: background 0.2s ease, opacity 0.2s ease;
}

.signup-next::before {
  content: '';
  position: absolute;
  inset: 3px;
  border: 0.5px solid rgba(255,255,255,0.15);
  pointer-events: none;
}

.signup-next:hover {
  background: var(--roast-red-light);
}

.signup-next[aria-disabled="true"] {
  opacity: 0.25;
  cursor: pointer;
}

.signup-next[aria-disabled="true"]:hover {
  background: var(--roast-red);
}

.status-line {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.5px;
  min-height: 1.4em;
}

.status-line[data-state="error"] { color: var(--roast-red-text); }
.status-line[data-state="info"] { color: var(--text-secondary); }

/* ==================== */
/* CONTENT CARDS        */
/* ==================== */
.card-flat {
  background: var(--ink-90);
  border: 1px solid rgba(255,255,255,0.05);
  padding: 32px 28px;
}

.card-flat h3 {
  font-family: var(--font-display);
  font-size: 20px; font-weight: 400;
  color: var(--text-heading);
  margin-bottom: 12px; line-height: 1.3;
}

.card-flat p {
  font-size: 14px; color: var(--text-body);
  line-height: 1.75;
}

.card-flat .card-label {
  font-family: var(--font-mono); font-size: 11px;
  color: var(--text-secondary); letter-spacing: 1px;
  text-transform: uppercase; margin-bottom: 12px;
  display: block;
}

.card-flat a.card-link {
  display: inline-block; margin-top: 16px;
  font-family: var(--font-mono); font-size: 11px;
  color: var(--text-secondary); letter-spacing: 0.5px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  padding-bottom: 2px; transition: color 0.3s ease;
}
.card-flat a.card-link:hover { color: var(--text-heading); }

/* Grid layouts */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 24px; }
.grid-1 { display: grid; grid-template-columns: 1fr; gap: 16px; }

/* ==================== */
/* FAQ ITEMS            */
/* ==================== */
.faq-item {
  padding: 32px 0;
  border-bottom: 1px solid rgba(255,255,255,0.04);
}
.faq-item:first-child { padding-top: 0; }
.faq-item:last-child { border-bottom: none; }

.faq-item h3 {
  font-family: var(--font-display);
  font-size: 20px; font-weight: 400;
  color: var(--text-heading);
  margin-bottom: 10px; line-height: 1.3;
}
.faq-item h3 a { color: inherit; }

.faq-item p {
  font-size: 14px; color: var(--text-body);
  line-height: 1.75; max-width: 580px;
}

.faq-item .support-copy {
  margin-top: 12px;
}
.faq-item .support-copy p {
  color: var(--text-secondary); font-size: 13px;
}

/* ==================== */
/* LEGAL BODY           */
/* ==================== */
.legal-body {
  padding: 60px 0;
}

.legal-body h2 {
  font-family: var(--font-display);
  font-size: 22px; font-weight: 400;
  color: var(--text-heading);
  margin: 40px 0 12px; line-height: 1.3;
}
.legal-body h2:first-child { margin-top: 0; }

.legal-body p {
  font-size: 14px; color: var(--text-body);
  line-height: 1.8; max-width: 580px;
}

.legal-body p + p { margin-top: 14px; }

.legal-body a { border-bottom: 1px solid rgba(255,255,255,0.15); }
.legal-body a:hover { color: var(--text-heading); }

.legal-body code {
  font-family: var(--font-mono); font-size: 12px;
  color: var(--text-secondary); background: rgba(255,255,255,0.04);
  padding: 2px 6px;
}

.legal-body ul, .legal-body ol {
  margin: 12px 0; padding-left: 20px;
}
.legal-body li {
  font-size: 14px; color: var(--text-body);
  line-height: 1.8; padding: 2px 0;
}

/* Support copy (blog articles, FAQ detail) */
.support-copy p {
  font-size: 14px; color: var(--text-body);
  line-height: 1.8; max-width: 580px;
}
.support-copy p + p { margin-top: 14px; }
.support-copy ul, .support-copy ol {
  margin: 12px 0; padding-left: 20px;
}
.support-copy li {
  font-size: 14px; color: var(--text-body);
  line-height: 1.8; padding: 2px 0;
}
.support-copy h2,
.support-copy h3 {
  font-family: var(--font-display);
  color: var(--text-heading);
  line-height: 1.25;
}
.support-copy h2 {
  font-size: 24px;
  font-weight: 400;
  margin: 40px 0 12px;
}
.support-copy h3 {
  font-size: 20px;
  font-weight: 400;
  margin: 28px 0 10px;
}
.support-copy a {
  border-bottom: 1px solid rgba(255,255,255,0.15);
}
.support-copy a:hover { color: var(--text-heading); }
.support-copy code {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-secondary);
  background: rgba(255,255,255,0.04);
  padding: 2px 6px;
}
.support-copy blockquote {
  margin: 28px 0;
  padding-left: 18px;
  border-left: 1px solid rgba(255,255,255,0.12);
  color: var(--text-secondary);
}

.muted {
  font-size: 12px; color: var(--text-secondary);
  font-weight: 400;
}

/* ==================== */
/* FORMS                */
/* ==================== */
.form-stack {
  display: grid; gap: 14px; margin-top: 22px;
}

.form-grid {
  display: grid; gap: 16px;
}

.field {
  display: grid; gap: 8px;
}

.field span {
  font-size: 12px; color: var(--text-secondary);
  font-family: var(--font-mono); letter-spacing: 0.5px;
  text-transform: uppercase;
}

input, textarea, select {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid rgba(255,255,255,0.08);
  background: var(--ink-90);
  color: var(--text-heading);
  font: inherit; font-size: 16px;
  transition: border-color 0.2s ease;
}

input:focus-visible, textarea:focus-visible, select:focus-visible {
  border-color: var(--roast-red);
  outline: none;
}

input::placeholder, textarea::placeholder {
  color: var(--text-secondary);
}

input[readonly] { opacity: 0.6; }

.fine-print {
  font-size: 12px; color: var(--text-secondary);
  line-height: 1.6;
}
.fine-print a { border-bottom: 1px solid rgba(255,255,255,0.1); }

/* ==================== */
/* STATUS / FEEDBACK    */
/* ==================== */
.status-line {
  font-family: var(--font-mono); font-size: 12px;
  color: var(--text-secondary); letter-spacing: 0.3px;
  min-height: 1.6em; margin-top: 12px;
}
.status-line[data-state="success"] { color: #b4f5d0; }
.status-line[data-state="error"] { color: #ffb4a8; }
.status-line[data-state="info"] { color: var(--text-body); }

/* ==================== */
/* APP: SHARED          */
/* ==================== */
.app-page {
  min-height: 100vh;
  min-height: 100dvh;
}

.app-shell {
  max-width: 720px; margin: 0 auto;
  padding: 0 32px 80px;
}

.app-shell--wide {
  max-width: 1100px;
}

.app-section {
  padding: 48px 0;
  border-top: 1px solid rgba(255,255,255,0.04);
}
.app-section:first-child { border-top: none; padding-top: 24px; }

.app-section-title {
  font-family: var(--font-display);
  font-size: 24px; font-weight: 400;
  color: var(--text-heading);
  margin-bottom: 24px; line-height: 1.3;
}

.app-section-label {
  font-family: var(--font-mono); font-size: 11px;
  color: var(--text-secondary); letter-spacing: 1.5px;
  text-transform: uppercase; margin-bottom: 8px;
  display: block;
}

.app-page-title {
  font-family: var(--font-display);
  font-size: 36px; font-weight: 300;
  color: var(--text-heading);
  line-height: 1.2; margin-bottom: 12px;
}

.app-page-intro {
  font-size: 15px; color: var(--text-body);
  line-height: 1.75; max-width: 520px;
  margin-bottom: 32px;
}

.app-loading-shell .app-section:first-child {
  padding-top: 24px;
}

.app-loading-split {
  display: grid;
  grid-template-columns: clamp(280px, 32vw, 360px) minmax(0, 1fr);
  gap: 24px;
}

.app-loading-list {
  display: grid;
  gap: 12px;
}

.app-loading-card {
  min-height: 148px;
  padding: 24px 20px;
  border: 1px solid rgba(255,255,255,0.05);
  background: var(--ink-90);
  display: grid;
  gap: 12px;
  align-content: start;
}

.app-loading-card--list {
  min-height: 108px;
}

.app-loading-card--detail {
  min-height: 260px;
}

.app-loading-line {
  display: block;
  height: 12px;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(255,255,255,0.06) 0%, rgba(255,255,255,0.14) 50%, rgba(255,255,255,0.06) 100%);
  background-size: 200% 100%;
  animation: app-loading-shimmer 1.2s linear infinite;
}

.app-loading-line--label {
  width: 72px;
  height: 10px;
}

.app-loading-line--title {
  width: min(100%, 320px);
  height: 24px;
}

.app-loading-line--short {
  width: 68%;
}

@keyframes app-loading-shimmer {
  0% { background-position: 100% 0; }
  100% { background-position: -100% 0; }
}

/* Metric cards (app) */
.metric-flat {
  background: var(--ink-90);
  border: 1px solid rgba(255,255,255,0.05);
  padding: 24px 20px;
}

.metric-flat .metric-label {
  font-family: var(--font-mono); font-size: 11px;
  color: var(--text-secondary); letter-spacing: 1px;
  text-transform: uppercase; margin-bottom: 8px;
  display: block;
}

.metric-flat .metric-value {
  font-family: var(--font-display);
  font-size: 22px; font-weight: 400;
  color: var(--text-heading);
  margin-bottom: 6px;
}

.metric-flat p {
  font-size: 13px; color: var(--text-body);
  line-height: 1.6;
}

/* Artifact cards (app: alias, feed URL) */
.artifact-flat {
  background: var(--ink-90);
  border: 1px solid rgba(255,255,255,0.05);
  padding: 24px 20px;
}

.artifact-flat .artifact-label {
  font-family: var(--font-mono); font-size: 11px;
  color: var(--text-secondary); letter-spacing: 1px;
  text-transform: uppercase; margin-bottom: 8px;
  display: block;
}

.artifact-flat .artifact-value {
  font-family: var(--font-mono); font-size: 13px;
  color: var(--parchment-light); word-break: break-all;
  margin-bottom: 8px;
}

.artifact-flat .artifact-actions {
  display: flex; gap: 8px; margin-top: 12px;
}

.artifact-flat p {
  font-size: 13px; color: var(--text-body);
  line-height: 1.6;
}

/* Inbox list (app) */
.split-view {
  display: grid;
  grid-template-columns: clamp(280px, 32vw, 360px) minmax(0, 1fr);
  gap: 24px;
}

.inbox-list {
  display: flex; flex-direction: column; gap: 0;
}

.item-row {
  display: flex; justify-content: space-between; align-items: center;
  gap: 16px; padding: 16px 0;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  text-decoration: none; transition: background 0.2s ease;
}
.item-row:first-child { padding-top: 0; }
.item-row:last-child { border-bottom: none; }

.item-row:hover { background: rgba(255,255,255,0.02); }
.item-row.is-active { background: rgba(184,42,36,0.06); }

.item-row strong {
  font-size: 14px; color: var(--text-heading);
  font-weight: 500; display: block;
}
.item-row .muted { display: block; margin-top: 2px; }

.item-meta {
  display: flex; flex-direction: column;
  align-items: flex-end; gap: 4px; flex-shrink: 0;
}

.pill {
  font-family: var(--font-mono); font-size: 10px;
  letter-spacing: 0.5px; text-transform: uppercase;
  color: var(--text-secondary);
  padding: 4px 8px;
  border: 1px solid rgba(255,255,255,0.06);
}

.pill-row {
  display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px;
}

/* Detail panel */
.detail-card {
  padding: 32px 0;
}

.detail-card h2 {
  font-family: var(--font-display);
  font-size: 24px; font-weight: 400;
  color: var(--text-heading);
  margin: 12px 0 8px;
}

.detail-actions {
  display: flex; gap: 12px; margin-top: 20px;
}

.detail-back-link {
  margin-bottom: 20px;
}

.inbox-audio-player {
  margin-top: 24px;
  background:
    radial-gradient(circle at top left, rgba(184,42,36,0.16), transparent 38%),
    linear-gradient(180deg, rgba(255,255,255,0.03), rgba(255,255,255,0.01)),
    var(--ink-90);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.03);
}

.inbox-audio-player__label {
  margin-bottom: 10px;
}

.inbox-audio-player__summary {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-body);
  max-width: 42ch;
}

.inbox-audio-player__waveform {
  margin-top: 4px;
}

.inbox-player-toggle {
  justify-content: flex-start;
}

.inbox-player-toggle.is-playing {
  border-color: rgba(255,255,255,0.15);
}

.inbox-player-toggle__icon {
  overflow: hidden;
}

.inbox-player-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.inbox-player-icon--play {
  width: 0;
  height: 0;
  margin-left: 2px;
  border-top: 7px solid transparent;
  border-bottom: 7px solid transparent;
  border-left: 11px solid var(--text-secondary);
  transition: opacity 0.2s ease;
}

.inbox-player-icon--pause {
  position: absolute;
  inset: 0;
  gap: 4px;
  opacity: 0;
  transition: opacity 0.2s ease;
}

.inbox-player-icon--pause span {
  width: 3px;
  height: 14px;
  background: var(--text-secondary);
}

.inbox-player-toggle:hover .inbox-player-icon--play,
.inbox-player-toggle.is-playing .inbox-player-icon--play {
  border-left-color: var(--text-heading);
}

.inbox-player-toggle:hover .inbox-player-icon--pause span,
.inbox-player-toggle.is-playing .inbox-player-icon--pause span {
  background: var(--text-heading);
}

.inbox-player-toggle.is-playing .inbox-player-icon--play {
  opacity: 0;
}

.inbox-player-toggle.is-playing .inbox-player-icon--pause {
  opacity: 1;
}

/* Empty state */
.empty-state {
  padding: 48px 0; text-align: center;
}
.empty-state h3 {
  font-family: var(--font-display);
  font-size: 20px; font-weight: 400;
  color: var(--text-heading);
  margin-bottom: 8px;
}
.empty-state p {
  font-size: 14px; color: var(--text-secondary);
}

/* Banner warning */
.banner-warning {
  border-left: 3px solid #f59e0b;
  padding: 16px 20px;
  background: rgba(245, 158, 11, 0.04);
}
.banner-warning strong {
  color: var(--text-heading); font-size: 14px;
}
.banner-warning a {
  font-family: var(--font-mono); font-size: 11px;
  color: var(--text-secondary); letter-spacing: 0.5px;
  border-bottom: 1px solid rgba(255,255,255,0.15);
  margin-left: 12px;
}
.banner-warning a:hover { color: var(--text-heading); }

/* Consent items */
.consent-list { display: flex; flex-direction: column; gap: 12px; }

.consent-item {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr);
  gap: 16px;
  align-items: start;
  min-height: 44px;
  padding: 14px 0;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  cursor: pointer;
}
.consent-item:last-child { border-bottom: none; }
.consent-item input[type="checkbox"] {
  flex-shrink: 0;
}
.consent-item span {
  font-size: 14px; color: var(--text-body);
  line-height: 1.65;
}
.consent-item a { border-bottom: 1px solid rgba(255,255,255,0.15); }

/* Activation checklist */
.activation-checklist {
  padding: 24px 0;
}
.activation-checklist .checklist-label {
  font-family: var(--font-mono); font-size: 10px;
  color: var(--text-secondary); letter-spacing: 1px;
  text-transform: uppercase; margin-bottom: 12px;
  display: block;
}
.activation-checklist ul {
  padding-left: 20px; margin: 0;
}
.activation-checklist li {
  font-size: 14px; color: var(--text-body);
  padding: 4px 0; line-height: 1.75;
}

/* Sticky form actions */
.sticky-actions {
  position: sticky; bottom: 0;
  padding: 16px 0 calc(8px + env(safe-area-inset-bottom));
  background: linear-gradient(180deg, transparent 0%, var(--ink) 30%);
}

/* Dossier card */
.dossier-card {
  background: var(--ink-90);
  border: 1px solid rgba(255,255,255,0.05);
  padding: 28px 24px; margin-top: 24px;
}
.dossier-card h3 {
  font-family: var(--font-display);
  font-size: 20px; font-weight: 400;
  color: var(--text-heading);
  margin: 8px 0;
}
.dossier-card p {
  font-size: 14px; color: var(--text-body);
  line-height: 1.75;
}

/* Status panel (sign-in, billing success) */
.status-panel {
  max-width: 720px; margin: 0 auto;
  padding: 120px 32px 80px;
}

.status-panel__brand {
  margin-bottom: 44px;
}

.status-panel h2 {
  font-family: var(--font-display);
  font-size: 36px; font-weight: 300;
  color: var(--text-heading);
  line-height: 1.2; margin-bottom: 16px;
}

.status-actions {
  display: flex; gap: 12px; margin-top: 24px;
  flex-wrap: wrap;
}

.status-actions > * {
  min-height: 44px;
}

/* ==================== */
/* RESPONSIVE           */
/* ==================== */
@media (max-width: 720px) {
  .pricing-grid, .grid-2 { grid-template-columns: 1fr; }
  .tier-desc { min-height: auto; }
  .split-view { grid-template-columns: 1fr; }
  .app-nav {
    padding: 16px 20px;
    flex-wrap: wrap;
    gap: 12px;
  }
  .app-nav .nav-toggle {
    gap: 10px;
    width: 48px;
    height: 48px;
    padding: 0;
    font-size: 10px;
    letter-spacing: 1.2px;
    justify-content: center;
    border-color: rgba(255,255,255,0.12);
    background: var(--ink-90);
  }
  .app-nav .nav-toggle > span:first-child {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    white-space: nowrap;
    border: 0;
  }
  .app-nav .nav-toggle-line {
    width: 16px;
  }
  .app-nav .nav-panel {
    width: 100%;
  }
  .app-nav .app-nav-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
    width: 100%;
    min-height: 100%;
  }
  .app-nav .app-nav-links a,
  .app-nav .app-nav-links button {
    display: flex;
    align-items: center;
    min-height: 56px;
    width: 100%;
    padding: 18px 20px;
    border: 1px solid rgba(255,255,255,0.08);
    background: var(--ink-90);
    justify-content: flex-start;
    font-size: 12px;
    letter-spacing: 0.18em;
    color: var(--text-heading);
  }
  .app-nav .app-nav-links a.is-active {
    border-bottom: none;
    border-color: rgba(255,255,255,0.16);
    background: var(--ink-80);
  }
  .app-nav .app-nav-links button[data-logout] {
    margin-top: auto;
    border-color: rgba(184,42,36,0.22);
  }
  .app-nav.nav-shell[data-nav-js="ready"] .nav-toggle {
    display: inline-flex;
  }
  .app-nav.nav-shell[data-nav-js="ready"] .nav-panel {
    position: fixed;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 20px;
    width: 100vw;
    height: 100dvh;
    padding: calc(92px + env(safe-area-inset-top)) 20px calc(24px + env(safe-area-inset-bottom));
    border: none;
    background: var(--ink);
    box-shadow: none;
    backdrop-filter: none;
    margin: 0;
    opacity: 0;
    pointer-events: none;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    z-index: 2;
    transform: none;
    transition: opacity 0.2s ease;
  }
  .app-nav.nav-shell[data-nav-js="ready"][data-nav-open="true"] .nav-panel {
    opacity: 1;
    pointer-events: auto;
  }
  .app-nav.nav-shell[data-nav-js="ready"][data-nav-open="false"] .nav-panel {
    display: none;
  }
  .app-nav[data-nav-open="true"] {
    background: var(--ink);
  }
  .app-shell {
    padding: 0 20px calc(72px + env(safe-area-inset-bottom));
  }
  .app-section {
    padding: 36px 0;
  }
  .app-section:first-child {
    padding-top: 16px;
  }
  .app-page-title {
    font-size: clamp(42px, 12vw, 52px);
    line-height: 1.04;
    max-width: 10ch;
  }
  .app-page-intro {
    font-size: 16px;
    line-height: 1.7;
    max-width: 34ch;
    margin-bottom: 24px;
  }
  .app-loading-split {
    grid-template-columns: 1fr;
  }
  .app-shell .btn-row,
  .sticky-actions .btn-row {
    flex-direction: column;
    align-items: stretch;
  }
  .app-shell .btn-row > *,
  .sticky-actions .btn-row > * {
    width: 100%;
    min-height: 44px;
  }
  .artifact-flat .artifact-actions {
    flex-direction: column;
  }
  .artifact-flat .artifact-actions > * {
    width: 100%;
  }
  .item-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
    padding: 18px 0;
  }
  .item-meta {
    flex-direction: row;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
  }
  .detail-card {
    padding: 0;
  }
  .detail-actions {
    flex-direction: column;
    align-items: stretch;
  }
  .detail-actions > * {
    width: 100%;
  }
  .consent-item {
    padding: 16px 0;
  }
  .activation-checklist {
    padding: 20px 0;
  }
  .dossier-card {
    padding: 24px 20px;
  }
}

@media (max-width: 640px) {
  :root {
    --headline-display-size: clamp(34px, 10.8vw, 46px);
    --headline-display-leading: 1.02;
  }
  .scroll-container { scroll-snap-type: y proximity; }
  .snap-section { scroll-snap-stop: normal; }
  .landing-nav {
    position: fixed;
    top: 0;
    left: 20px;
    right: 20px;
    margin: 0;
    padding: calc(18px + env(safe-area-inset-top)) 0 18px;
    background: linear-gradient(to bottom, rgba(10,10,12,0.96) 0%, rgba(10,10,12,0.9) 72%, rgba(10,10,12,0) 100%);
    z-index: 140;
  }
  .subpage-nav {
    padding: calc(16px + env(safe-area-inset-top)) 0 16px;
  }
  .landing-nav,
  .subpage-nav {
    flex-wrap: wrap;
    gap: 12px;
  }
  .nav-toggle {
    gap: 10px;
    width: 52px;
    height: 52px;
    padding: 0;
    font-size: 11px;
    letter-spacing: 0.1em;
    justify-content: center;
    border-color: rgba(255,255,255,0.12);
    background: var(--ink-90);
  }
  .nav-toggle > span:first-child {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    white-space: nowrap;
    border: 0;
  }
  .nav-toggle-line {
    width: 16px;
  }
  .nav-stamp {
    padding: 15px 27px 14px;
  }
  .nav-panel {
    width: 100%;
    display: grid;
    gap: 20px;
  }
  .nav-link-list {
    display: grid;
    justify-content: stretch;
    gap: 12px;
    width: 100%;
  }
  .nav-link-list .nav-subscribe,
  .nav-panel > .nav-subscribe {
    display: flex;
    align-items: center;
    width: 100%;
    min-height: 60px;
    padding: 20px 22px;
    justify-content: flex-start;
    font-size: var(--type-copy-sm);
    letter-spacing: 0.12em;
    color: var(--text-heading);
    background: var(--ink-90);
    border-color: rgba(255,255,255,0.08);
  }
  .nav-subscribe--quiet {
    border-color: rgba(255,255,255,0.08);
    padding-inline: 20px;
  }
  .nav-shell[data-nav-js="ready"] .nav-toggle {
    display: inline-flex;
  }
  .nav-shell[data-nav-js="ready"] .nav-panel {
    position: fixed;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 20px;
    width: 100vw;
    height: 100dvh;
    padding: calc(104px + env(safe-area-inset-top)) 20px calc(24px + env(safe-area-inset-bottom));
    border: none;
    background: var(--ink);
    box-shadow: none;
    backdrop-filter: none;
    margin: 0;
    opacity: 0;
    pointer-events: none;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    z-index: 2;
    transform: none;
    transition: opacity 0.2s ease;
  }
  .nav-shell[data-nav-js="ready"][data-nav-open="true"] .nav-panel {
    opacity: 1;
    pointer-events: auto;
  }
  .nav-shell[data-nav-js="ready"][data-nav-open="false"] .nav-panel {
    display: none;
  }
  .landing-nav[data-nav-open="true"],
  .subpage-nav[data-nav-open="true"] {
    background: var(--ink);
  }
  .nav-link-list .nav-subscribe[aria-current="page"] {
    border-color: rgba(255,255,255,0.16);
    background: var(--ink-80);
  }
  .nav-panel > .nav-subscribe {
    margin-top: auto;
    justify-content: center;
    background: var(--roast-red);
    color: #fff;
    border-color: var(--roast-red);
  }
  .section {
    align-items: flex-start;
    padding: 104px 0 72px;
  }
  .hero {
    justify-content: flex-start;
    padding: calc(112px + env(safe-area-inset-top)) 20px 64px;
  }
  .hero-inner {
    display: grid;
    gap: 24px;
    max-width: 100%;
  }
  .headline {
    margin-bottom: 0;
    max-width: 100%;
    text-wrap: balance;
  }
  .headline br {
    display: none;
  }
  .hero-sub {
    font-size: clamp(19px, 5.4vw, 24px);
    line-height: 1.6;
    margin-bottom: 0;
    max-width: none;
  }
  .hero-cta {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    width: 100%;
    margin-bottom: 0;
  }
  .hero-cta .cta-primary {
    width: min(100%, 280px);
    min-height: 56px;
    font-size: clamp(18px, 5.2vw, 24px);
  }
  #subscribe .pricing-card .cta-btn {
    font-size: clamp(18px, 5.2vw, 24px);
    min-height: 56px;
  }
  .hero-episode {
    width: 100%;
    padding: 18px;
    border-radius: 20px;
    overflow: hidden;
  }
  .player-top {
    align-items: flex-start;
    gap: 10px;
  }
  .player-waveform {
    margin-bottom: 16px;
  }
  .unmute-btn {
    padding: 12px 16px;
  }
  .page-width, .page-width-wide,
  .subpage, .subpage-wide { padding: 0 20px; }
  .content-section { padding: 64px 0; }
  .section-title {
    font-size: clamp(40px, 11vw, 50px);
    margin-bottom: 28px;
  }
  .subpage-title {
    font-size: clamp(42px, 12vw, 54px);
    line-height: 1.04;
    margin-bottom: 16px;
    max-width: 10ch;
  }
  .subpage-intro {
    font-size: 16px;
    line-height: 1.7;
    max-width: 34ch;
  }
  .subpage-header { padding: 104px 0 32px; }
  .assertion {
    font-size: 17px;
    padding: 20px 0;
  }
  .assertion:first-child {
    font-size: 18px;
  }
  #problem-heading ~ .assertions .assertion {
    font-size: 20px;
    line-height: 1.65;
  }
  #problem-heading ~ .assertions .assertion:last-child {
    font-size: 24px;
    line-height: 1.55;
  }
  .step {
    padding: 24px 0;
  }
  .step-title {
    font-size: 22px;
    margin-bottom: 8px;
  }
  #how .step-title {
    font-size: clamp(28px, 6.5vw, 36px);
    line-height: 1.1;
    margin-bottom: 10px;
  }
  .step-desc {
    font-size: 16px;
    max-width: none;
  }
  #how .step-desc {
    font-size: 20px;
    line-height: 1.65;
  }
  .legal-body {
    padding: 48px 0 56px;
  }
  .legal-body h2 {
    font-size: 24px;
    margin: 32px 0 10px;
  }
  .legal-body p {
    font-size: 15px;
    max-width: none;
  }
  .pricing-grid--solo {
    max-width: 100%;
  }
  .pricing-card {
    padding: 24px 20px;
    border-radius: 20px;
  }
  #subscribe .pricing-card {
    padding: 20px 20px 24px;
  }
  .tier-price { font-size: 32px; }
  footer {
    max-width: none;
    padding: 40px 20px calc(40px + env(safe-area-inset-bottom));
    flex-direction: column;
    align-items: flex-start;
  }
  .site-footer {
    flex-direction: column;
    align-items: flex-start;
    gap: 20px;
    padding: 44px 0 calc(44px + env(safe-area-inset-bottom));
  }
  .site-footer nav {
    row-gap: 10px;
    column-gap: 14px;
  }
  .grid-3 { grid-template-columns: 1fr; }
  .status-panel {
    min-height: 100dvh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: calc(104px + env(safe-area-inset-top)) 20px calc(56px + env(safe-area-inset-bottom));
  }
  .status-panel h2 {
    font-size: clamp(40px, 11vw, 52px);
    max-width: 11ch;
  }
  .status-actions {
    flex-direction: column;
    align-items: stretch;
  }
  .status-actions > * {
    width: 100%;
  }
  .signup-modal__dialog {
    padding: calc(20px + env(safe-area-inset-top)) 24px calc(20px + env(safe-area-inset-bottom));
  }
  .signup-stage {
    padding: 0 24px;
  }
  .signup-step {
    padding: 0 24px;
  }
  .signup-question {
    font-size: 26px;
  }
  .signup-input {
    font-size: 22px;
  }
  .signup-consent {
    font-size: 18px;
  }
  .signup-footer__row {
    gap: 12px;
  }
  .signup-footer {
    padding: 20px 24px 0;
  }
  .signup-next {
    padding-inline: 24px;
  }
}

@media (max-width: 640px) and (orientation: landscape),
       (max-width: 640px) and (max-height: 540px) {
  .scroll-container {
    scroll-snap-type: y proximity;
    scroll-padding-top: calc(84px + env(safe-area-inset-top));
  }
  .snap-section {
    min-height: auto;
    scroll-snap-stop: normal;
  }
}

@media (max-width: 380px) {
  :root {
    --headline-display-size: clamp(30px, 10.4vw, 38px);
    --headline-display-leading: 1.04;
  }
  .landing-nav {
    left: 18px;
    right: 18px;
    margin: 0;
    padding: calc(16px + env(safe-area-inset-top)) 0 16px;
  }
  .nav-stamp {
    padding: 14px 24px 12px;
  }
  .nav-stamp-word {
    font-size: 21px;
  }
  .nav-stamp-fm {
    font-size: 9px;
    right: 9px;
    bottom: 4px;
  }
  .brand-stamp {
    padding: 5px 11px 4px;
  }
  .brand-stamp-word {
    font-size: 10px;
  }
  .brand-stamp-fm {
    font-size: 4px;
  }
  .nav-shell[data-nav-js="ready"] .nav-panel,
  .app-nav.nav-shell[data-nav-js="ready"] .nav-panel {
    padding-inline: 18px;
  }
  .hero {
    padding: calc(102px + env(safe-area-inset-top)) 18px 56px;
  }
  .hero-inner {
    gap: 22px;
  }
  .headline {
    text-wrap: pretty;
  }
  .hero-sub {
    font-size: clamp(18px, 5.2vw, 24px);
    line-height: 1.6;
    max-width: none;
  }
  .hero-cta .cta-primary {
    width: 100%;
  }
  .hero-episode {
    padding: 16px;
    border-radius: 18px;
  }
  .episode-title {
    font-size: 18px;
  }
  .episode-time,
  .unmute-label,
  .nav-toggle,
  .btn,
  .btn-secondary,
  .signup-step-hint,
  .status-line,
  .tier-period,
  .tier-hours,
  .footer-legal,
  .subpage-label,
  .app-section-label,
  .card-flat .card-label,
  .metric-flat .metric-label,
  .artifact-flat .artifact-label {
    font-size: 12px;
  }
  .page-width,
  .page-width-wide,
  .subpage,
  .subpage-wide,
  .app-shell {
    padding-inline: 18px;
  }
  .subpage-header {
    padding-top: 96px;
  }
  .subpage-title,
  .app-page-title,
  .status-panel h2 {
    max-width: none;
  }
}