:root {
  --color-action: #2d5bff;
  --color-action-hover: #1748ef;
  --color-ink: #1d1d1f;
  --color-surface: #ffffff;
  --color-canvas: #f8f8fa;
  --color-muted: #6e6e73;
  --color-faint: #d7d7dc;
  --color-rule: #d9d9de;
  --color-warm: #f0ede7;
  --color-highlight: #e9ff70;
  --color-dark: #111113;
  --shadow-surface: 0 18px 44px rgba(29, 29, 31, 0.08);
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  --radius-control: 8px;
  --radius-surface: 16px;
  --page-width: 1120px;
  --reading-width: 680px;
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--color-canvas);
  color: var(--color-ink);
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

button, input { font: inherit; }

button, label[for="episode-file"] { -webkit-tap-highlight-color: transparent; }

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

.masthead {
  width: min(100% - 48px, var(--page-width));
  margin: 0 auto;
  padding: 24px 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.brand-mark { width: 29px; height: 29px; object-fit: contain; }
.brand-word { width: auto; height: 16px; object-fit: contain; }

.page { width: min(100% - 48px, var(--page-width)); margin: 0 auto; }

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.72fr);
  gap: 72px;
  align-items: end;
  padding: 78px 0 64px;
  border-bottom: 1px solid var(--color-rule);
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--color-muted);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

h1, h2, p { margin-top: 0; }

h1 {
  max-width: 11ch;
  margin-bottom: 0;
  font-size: clamp(48px, 7.2vw, 88px);
  font-weight: 600;
  letter-spacing: -0.052em;
  word-spacing: 0.025em;
  line-height: 1.01;
}

.hero-copy {
  max-width: 29ch;
  margin: 0 0 5px;
  color: var(--color-muted);
  font-size: clamp(20px, 2.25vw, 27px);
  letter-spacing: -0.035em;
  line-height: 1.25;
}

.upload-zone {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(280px, 0.75fr);
  margin-top: 48px;
  overflow: hidden;
  border: 1px solid var(--color-rule);
  border-radius: var(--radius-surface);
  background: var(--color-surface);
  box-shadow: var(--shadow-surface);
}

.upload-file { padding: 38px; border-right: 1px solid var(--color-rule); }

.section-label {
  margin: 0 0 14px;
  color: var(--color-muted);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.drop-target {
  position: relative;
  display: flex;
  min-height: 252px;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  padding: 32px;
  border: 1.5px dashed #aaaab1;
  border-radius: 10px;
  background: #fbfbfc;
  transition: border-color 150ms ease, background 150ms ease;
}

.drop-target.is-dragging { border-color: var(--color-action); background: #f1f4ff; }

.file-icon {
  display: grid;
  width: 48px;
  height: 48px;
  margin-bottom: 22px;
  place-items: center;
  border-radius: 50%;
  background: var(--color-warm);
}

.file-icon svg { width: 23px; height: 23px; }

.drop-title { margin: 0 0 6px; font-size: 22px; font-weight: 600; letter-spacing: -0.035em; }
.drop-copy { max-width: 31ch; margin: 0; color: var(--color-muted); font-size: 15px; }

.file-button {
  display: inline-flex;
  margin-top: 24px;
  align-items: center;
  justify-content: center;
  padding: 11px 15px;
  border: 1px solid var(--color-ink);
  border-radius: var(--radius-control);
  background: var(--color-surface);
  color: var(--color-ink);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
}

.file-button:hover { background: var(--color-ink); color: var(--color-surface); }
.file-name { min-height: 24px; margin: 15px 0 0; color: var(--color-muted); font-size: 14px; overflow-wrap: anywhere; }

.delivery-details { padding: 38px; background: #fcfcfd; }

.delivery-title { margin: 0 0 8px; font-size: 25px; font-weight: 600; letter-spacing: -0.045em; line-height: 1.08; }
.delivery-copy { margin: 0 0 26px; color: var(--color-muted); font-size: 15px; line-height: 1.45; }

.field-label { display: block; margin-bottom: 8px; font-size: 14px; font-weight: 600; }
.field-label span { display: block; margin-top: 3px; color: var(--color-muted); font-size: 13px; font-weight: 400; }

.email-input {
  width: 100%;
  padding: 12px 13px;
  border: 1px solid #bbbcc2;
  border-radius: var(--radius-control);
  background: var(--color-surface);
  color: var(--color-ink);
}

.email-input::placeholder { color: #929299; }

.primary-button {
  width: 100%;
  margin-top: 18px;
  padding: 14px 16px;
  border: 0;
  border-radius: var(--radius-control);
  background: var(--color-action);
  color: #fff;
  font-weight: 600;
  cursor: pointer;
  transition: background 150ms ease, transform 150ms ease;
}

.primary-button:hover { background: var(--color-action-hover); }
.primary-button:active { transform: translateY(1px); }
.form-note { margin: 15px 0 0; color: var(--color-muted); font-size: 13px; line-height: 1.4; }

.time-back {
  display: grid;
  grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr);
  gap: 88px;
  padding: 124px 0 112px;
}

.time-back h2, .handling h2 {
  margin-bottom: 0;
  font-size: clamp(34px, 4.2vw, 57px);
  font-weight: 600;
  letter-spacing: -0.052em;
  word-spacing: 0.015em;
  line-height: 1.03;
}

.time-back-copy { align-self: end; }
.time-back-copy p { max-width: 43ch; margin-bottom: 18px; color: var(--color-muted); font-size: 20px; letter-spacing: -0.025em; line-height: 1.4; }
.time-back-copy p:last-child { margin-bottom: 0; }

.handling {
  padding: 64px 0 112px;
  border-top: 1px solid var(--color-rule);
}

.handling-header {
  display: grid;
  grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr);
  gap: 88px;
  padding-bottom: 58px;
}

.handling-intro { max-width: 38ch; margin: 8px 0 0; color: var(--color-muted); font-size: 18px; line-height: 1.45; }

.handling-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  padding: 1px;
  border: 1px solid var(--color-rule);
  background: var(--color-rule);
  list-style: none;
}
.handling-list li {
  min-height: 148px;
  padding: 28px;
  background: var(--color-surface);
  font-size: clamp(19px, 2.2vw, 25px);
  letter-spacing: -0.04em;
  line-height: 1.25;
}

.handling-number { display: none; }

.return-note {
  padding: 68px 0 112px;
}

.return-note p { max-width: 36ch; margin: 0 auto; text-align: center; font-size: clamp(25px, 3vw, 36px); font-weight: 500; letter-spacing: -0.045em; word-spacing: 0.015em; line-height: 1.15; }

.footer { width: min(100% - 48px, var(--page-width)); margin: 0 auto; padding: 26px 0 34px; border-top: 1px solid var(--color-rule); color: var(--color-muted); font-size: 13px; }

/* ---------- processing ---------- */

.processing-page {
  width: min(100% - 48px, var(--reading-width));
  margin: 0 auto;
  padding: 78px 0 112px;
}

.episode-ticket {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--color-rule);
}

.ticket-label { margin: 0 0 4px; color: var(--color-muted); font-size: 12px; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; }
.ticket-name { max-width: 38ch; margin: 0; overflow-wrap: anywhere; font-size: 16px; font-weight: 600; }
.ticket-time { flex: 0 0 auto; margin: 0; color: var(--color-muted); font-size: 13px; }

.processing-intro { padding: 66px 0 58px; }
.processing-intro h1 { max-width: 10ch; }
.processing-lede { max-width: 35ch; margin: 26px 0 0; color: var(--color-muted); font-size: 21px; letter-spacing: -0.03em; line-height: 1.35; }

.permission-note {
  display: flex;
  gap: 13px;
  margin-top: 30px;
  padding: 18px 20px;
  border-left: 3px solid var(--color-action);
  background: var(--color-surface);
  color: var(--color-ink);
  font-size: 15px;
  line-height: 1.45;
}

.permission-mark { flex: 0 0 auto; color: var(--color-action); font-weight: 600; }
.permission-note p { margin: 0; }

.stage-panel {
  overflow: hidden;
  border: 1px solid var(--color-rule);
  border-radius: var(--radius-surface);
  background: var(--color-surface);
  box-shadow: var(--shadow-surface);
}

.stage-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 23px 28px;
  border-bottom: 1px solid var(--color-rule);
}

.stage-panel-title { margin: 0; font-size: 15px; font-weight: 600; }
.elapsed { margin: 0; color: var(--color-muted); font-size: 14px; font-variant-numeric: tabular-nums; }

.stage-list { margin: 0; padding: 0; list-style: none; }
.stage-row {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr) auto;
  gap: 16px;
  align-items: center;
  min-height: 76px;
  padding: 16px 28px;
  border-bottom: 1px solid var(--color-rule);
}

.stage-row:last-child { border-bottom: 0; }
.stage-marker { display: grid; width: 24px; height: 24px; place-items: center; border: 1.5px solid #b7b7be; border-radius: 50%; color: transparent; }
.stage-marker svg { width: 14px; height: 14px; }
.stage-name { margin: 0; font-size: 17px; font-weight: 500; letter-spacing: -0.02em; }
.stage-detail { margin: 3px 0 0; color: var(--color-muted); font-size: 13px; }
.stage-state { color: var(--color-muted); font-size: 12px; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; }

.stage-row.is-complete .stage-marker { border-color: var(--color-ink); background: var(--color-ink); color: white; }
.stage-row.is-complete .stage-state { color: var(--color-ink); }
.stage-row.is-active { background: #f4f6ff; }
.stage-row.is-active .stage-marker { border-color: var(--color-action); background: var(--color-action); box-shadow: 0 0 0 5px rgba(45, 91, 255, 0.12); }
.stage-row.is-active .stage-marker::after { width: 6px; height: 6px; border-radius: 50%; background: white; content: ""; }
.stage-row.is-active .stage-name, .stage-row.is-active .stage-state { color: var(--color-action); }

.stage-explainer { margin: 22px 2px 0; color: var(--color-muted); font-size: 14px; line-height: 1.5; }

.processing-close {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 32px;
  align-items: end;
  margin-top: 86px;
  padding-top: 28px;
  border-top: 1px solid var(--color-rule);
}

.processing-close p { max-width: 31ch; margin: 0; font-size: 22px; font-weight: 500; letter-spacing: -0.04em; line-height: 1.22; }
.processing-close .ticket-mark { color: var(--color-muted); font-size: 13px; text-align: right; }

/* ---------- delivery ---------- */

.delivery-page { width: min(100% - 48px, var(--page-width)); margin: 0 auto; padding: 42px 0 112px; }

.delivery-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 48px;
  align-items: end;
  padding: clamp(40px, 7vw, 84px);
  border-radius: var(--radius-surface);
  background: var(--color-dark);
  color: var(--color-surface);
}

.delivery-hero h1 { max-width: 9.5ch; margin: 0; }
.delivery-title { max-width: 34ch; margin: 26px 0 0; color: #c9c9ce; font-size: clamp(17px, 2vw, 23px); letter-spacing: -0.03em; line-height: 1.35; }
.delivery-time { margin: 0; color: var(--color-highlight); font-size: clamp(42px, 6vw, 74px); font-weight: 600; letter-spacing: -0.07em; line-height: 0.9; white-space: nowrap; }
.delivery-time span { display: block; margin-top: 12px; color: #c9c9ce; font-size: 14px; font-weight: 500; letter-spacing: -0.01em; line-height: 1.3; white-space: normal; }

.download-block {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 32px;
  align-items: center;
  margin: 28px 0 104px;
  padding: 28px 32px;
  border: 1px solid var(--color-rule);
  border-radius: 12px;
  background: var(--color-surface);
}

.download-block h2 { margin: 0; font-size: 24px; font-weight: 600; letter-spacing: -0.045em; }
.download-block p { max-width: 47ch; margin: 8px 0 0; color: var(--color-muted); font-size: 15px; }
.download-actions { display: flex; flex-direction: column; align-items: flex-end; gap: 10px; }
.download-button { display: inline-flex; min-width: 232px; justify-content: center; padding: 14px 18px; border-radius: var(--radius-control); background: var(--color-action); color: #fff; font-weight: 600; text-decoration: none; }
.download-button:hover { background: var(--color-action-hover); }
.archive-link { color: var(--color-ink); font-size: 14px; text-underline-offset: 3px; }

.proof { margin-bottom: 114px; }
.proof-head { display: flex; align-items: end; justify-content: space-between; gap: 32px; margin-bottom: 26px; }
.proof h2, .results h2, .show-notes h2, .technical h2 { max-width: 15ch; margin: 0; font-size: clamp(32px, 4.2vw, 54px); font-weight: 600; letter-spacing: -0.052em; word-spacing: 0.015em; line-height: 1.03; }
.proof-head p { max-width: 30ch; margin: 0; color: var(--color-muted); font-size: 16px; }
.episode-proof { overflow: hidden; border: 1px solid var(--color-rule); border-radius: 12px; background: var(--color-surface); }
.proof-bar { position: relative; height: 114px; overflow: hidden; background: var(--color-action); }
.proof-bar::before { position: absolute; inset: 22px 0; background: repeating-linear-gradient(90deg, rgba(255,255,255,.5) 0 2px, transparent 2px 7px); content: ""; opacity: .55; }
.edit-mark { position: absolute; top: 20px; bottom: 20px; width: 3px; background: var(--color-highlight); box-shadow: 0 0 0 3px rgba(233,255,112,.18); }
.edit-mark.one { left: 4%; width: 10px; }.edit-mark.two { left: 31%; }.edit-mark.three { left: 46%; width: 6px; }.edit-mark.four { left: 66%; }.edit-mark.five { left: 81%; width: 5px; }.edit-mark.six { left: 93%; }
.proof-caption { display: flex; justify-content: space-between; gap: 20px; padding: 15px 20px 17px; color: var(--color-muted); font-size: 14px; font-variant-numeric: tabular-nums; }
.proof-caption strong { color: var(--color-ink); font-weight: 600; }

.results { padding-top: 70px; border-top: 1px solid var(--color-rule); }
.results-intro { max-width: 45ch; margin: 26px 0 44px; color: var(--color-muted); font-size: 19px; letter-spacing: -0.02em; }
.results-table { border-top: 1px solid var(--color-rule); }
.results-row { display: grid; grid-template-columns: minmax(135px, .55fr) minmax(180px, .85fr) minmax(0, 1.6fr); gap: 28px; align-items: start; padding: 25px 0; border-bottom: 1px solid var(--color-rule); }
.results-column { color: var(--color-muted); font-size: 13px; font-weight: 500; }
.results-data { color: var(--color-action); font-size: clamp(27px, 3vw, 38px); font-weight: 600; letter-spacing: -0.06em; line-height: .95; }
.results-data span { display: block; margin-top: 8px; color: var(--color-muted); font-size: 13px; font-weight: 500; letter-spacing: 0; line-height: 1.25; }
.results-result { font-size: 18px; font-weight: 600; letter-spacing: -0.03em; line-height: 1.2; }
.results-why { margin: 0; color: var(--color-muted); font-size: 16px; line-height: 1.42; }

.highlight-edit { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: 72px; margin: 90px 0 110px; padding: 42px 0; border-top: 1px solid var(--color-rule); border-bottom: 1px solid var(--color-rule); }
.highlight-edit h2 { margin: 0; font-size: 25px; font-weight: 600; letter-spacing: -0.045em; line-height: 1.12; }
.highlight-edit p { max-width: 39ch; margin: 0; font-size: 19px; letter-spacing: -0.025em; line-height: 1.4; }
.highlight-edit time { display: inline-block; margin-top: 16px; color: var(--color-muted); font-size: 14px; font-variant-numeric: tabular-nums; }

.show-notes { display: grid; grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); gap: 76px; margin: 92px 0 110px; }
.show-notes-intro { max-width: 34ch; margin: 24px 0 0; color: var(--color-muted); font-size: 18px; line-height: 1.45; }
.notes-card { padding: 32px; border-radius: 12px; background: var(--color-warm); }
.notes-card h3 { margin: 0; font-size: 22px; font-weight: 600; letter-spacing: -0.04em; line-height: 1.15; }
.notes-card p { margin: 18px 0 0; color: #4f4e4a; font-size: 16px; line-height: 1.48; }
.takeaways { margin: 24px 0 0; padding: 0; list-style: none; }
.takeaways li { padding: 12px 0; border-top: 1px solid rgba(29,29,31,.15); font-size: 15px; line-height: 1.35; }
.chapters { margin: 24px 0 0; padding: 0; list-style: none; }
.chapters li { display: grid; grid-template-columns: 54px minmax(0, 1fr); gap: 12px; padding: 12px 0; border-top: 1px solid rgba(29,29,31,.15); font-size: 15px; line-height: 1.35; }
.chapters time { color: var(--color-action); font-size: 13px; font-weight: 600; font-variant-numeric: tabular-nums; line-height: 1.55; }

.technical { padding: 70px 0 0; border-top: 1px solid var(--color-rule); }
.technical-intro { max-width: 48ch; margin: 26px 0 44px; color: var(--color-muted); font-size: 19px; }
.technical-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1px; border: 1px solid var(--color-rule); background: var(--color-rule); }
.technical-item { min-height: 195px; padding: 28px; background: var(--color-surface); }
.technical-item h3 { margin: 0; font-size: 20px; font-weight: 600; letter-spacing: -0.04em; line-height: 1.15; }
.technical-item p { margin: 12px 0 0; color: var(--color-muted); font-size: 15px; line-height: 1.45; }
.technical-close { max-width: 35ch; margin: 64px auto 0; text-align: center; font-size: 26px; font-weight: 500; letter-spacing: -0.045em; word-spacing: 0.015em; line-height: 1.2; }

@media (max-width: 760px) {
  .masthead, .page, .footer { width: min(100% - 32px, var(--page-width)); }
  .masthead { padding: 19px 0; }
  .hero { display: block; padding: 52px 0 46px; }
  h1 { max-width: 10.5ch; }
  .hero-copy { margin-top: 30px; }
  .upload-zone { display: block; margin-top: 32px; }
  .upload-file { padding: 22px; border-right: 0; border-bottom: 1px solid var(--color-rule); }
  .delivery-details { padding: 28px 22px; }
  .drop-target { min-height: 220px; padding: 25px; }
  .time-back, .handling-header, .return-note { display: block; padding-top: 72px; padding-bottom: 72px; }
  .time-back-copy, .handling-intro { margin-top: 28px; }
  .return-note p { margin: 0 auto; }
  .handling { padding: 46px 0 0; }
  .handling-header { padding-bottom: 44px; }
  .handling-list { grid-template-columns: 1fr; }
  .processing-page { width: min(100% - 32px, var(--reading-width)); padding: 48px 0 72px; }
  .episode-ticket, .stage-panel-header { align-items: flex-start; flex-direction: column; gap: 5px; }
  .processing-intro { padding: 53px 0 42px; }
  .processing-lede { font-size: 19px; }
  .stage-row { grid-template-columns: 28px minmax(0, 1fr); gap: 14px; padding: 17px 20px; }
  .stage-state { grid-column: 2; margin-top: -9px; }
  .processing-close { display: block; margin-top: 60px; }
  .processing-close .ticket-mark { margin-top: 20px; text-align: left; }
  .delivery-page { width: min(100% - 32px, var(--page-width)); padding: 20px 0 72px; }
  .delivery-hero { display: block; padding: 42px 28px; }
  .delivery-time { margin-top: 45px; }
  .download-block { display: block; margin-bottom: 72px; padding: 25px 22px; }
  .download-actions { align-items: stretch; margin-top: 22px; }
  .download-button { width: 100%; }
  .archive-link { text-align: center; }
  .proof { margin-bottom: 72px; }.proof-head { display: block; }.proof-head p { margin-top: 20px; }
  .proof-bar { height: 90px; }
  .proof-caption { flex-direction: column; gap: 5px; }
  .results { padding-top: 48px; }.results-intro { margin-bottom: 30px; }
  .results-row { grid-template-columns: minmax(0, 1fr); gap: 10px; padding: 22px 0; }
  .results-column { display: none; }.results-data span { display: inline; margin-left: 7px; }.results-result { margin-top: 5px; }
  .highlight-edit, .show-notes { display: block; margin: 64px 0 72px; padding: 30px 0; }
  .highlight-edit p, .notes-card { margin-top: 24px; }.show-notes-intro { margin-bottom: 30px; }
  .technical { padding-top: 48px; }.technical-list { grid-template-columns: 1fr; }.technical-item { min-height: 0; }.technical-close { margin: 46px 0 0; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: 0.01ms !important; }
}