:root {
  --ink: #1f1f1f;
  --ink-soft: #626262;
  --page: #f8f4f1;
  --card: #ffffff;
  --line: #d9d9d9;
  --sea: #1f1f1f;
  --sea-dark: #000000;
  --signal: #46645b;
  --correction: #f25a2b;
  --shadow: 0 20px 60px rgba(0, 0, 0, .08);
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  --sans: "Avenir Next", Avenir, "Century Gothic", sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--ink);
  background: var(--page);
  font-family: var(--sans);
  min-height: 100vh;
}

button, textarea, input { font: inherit; }
button { color: inherit; }

.page-shell { width: min(1440px, 100%); margin: 0 auto; padding: 0 42px; }

.site-header {
  height: 126px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(16, 45, 51, .2);
}

.brand { display: inline-flex; align-items: center; color: inherit; text-decoration: none; }
.brand-logo {
  width: 94px;
  height: 104px;
  background: url("/raetta-logo.png") -55px -63px / 200px auto no-repeat;
}

.source-note { display: flex; align-items: center; gap: 9px; color: var(--ink-soft); font-size: 12px; letter-spacing: .03em; }
.source-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--signal); box-shadow: 0 0 0 5px rgba(70, 100, 91, .12); }

.workspace { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); min-height: 670px; margin-top: 34px; box-shadow: var(--shadow); border: 1px solid var(--line); border-radius: 8px; overflow: hidden; background: var(--card); }
.editor-card, .result-card { min-width: 0; padding: 32px; }
.editor-card { display: flex; flex-direction: column; background: var(--card); border-right: 1px solid var(--line); }
.result-card { background: #ffffff; position: relative; overflow: hidden; }

.card-heading, .result-topline { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin-bottom: 24px; }
.card-heading > div, .result-topline > div:first-child { display: flex; align-items: baseline; gap: 12px; }
.card-heading h2, .result-topline h2 { margin: 0; font: 600 24px/1.1 var(--serif); }
.step-number { color: var(--signal); font-size: 10px; font-weight: 700; letter-spacing: .08em; }
.text-button, .copy-button { border: 0; background: transparent; cursor: pointer; font-size: 12px; text-decoration: underline; text-underline-offset: 4px; }
.text-button:hover, .copy-button:hover { color: var(--sea); }

textarea {
  width: 100%;
  height: 500px;
  min-height: 500px;
  padding: 26px 4px 20px;
  border: 0;
  outline: 0;
  resize: none;
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-gutter: stable;
  color: var(--ink);
  background: transparent;
  font: 18px/1.72 var(--serif);
  caret-color: var(--signal);
}
textarea::placeholder { color: #a49e92; }

.source-meta { display: flex; align-items: center; min-height: 34px; padding-bottom: 11px; border-bottom: 1px solid var(--line); }
#characterCount { color: var(--ink-soft); font-size: 11px; white-space: nowrap; }
.editor-footer, .result-footer { display: flex; align-items: center; justify-content: space-between; gap: 18px; min-height: 65px; margin-top: 30px; padding-top: 18px; border-top: 1px solid var(--line); }
.editor-footer { justify-content: flex-end; }
.result-footer { flex-wrap: wrap; }

.primary-button {
  border: 0;
  border-radius: 4px;
  background: var(--sea);
  color: white;
  padding: 15px 18px;
  display: inline-flex;
  align-items: center;
  cursor: pointer;
  font-size: 13px;
  font-weight: 700;
  box-shadow: 0 8px 20px rgba(11, 102, 113, .2);
  transition: transform .18s ease, background .18s ease;
}
.primary-button:hover { transform: translateY(-2px); background: var(--sea-dark); }
.primary-button:disabled { opacity: .55; cursor: wait; transform: none; }

.empty-state, .loading-state, .error-state { min-height: 595px; display: grid; place-content: center; justify-items: center; text-align: center; padding: 40px; }
.empty-state h2, .loading-state h2, .error-state h2 { margin: 24px 0 8px; font: 600 24px var(--serif); }
.empty-state h2 { margin-top: 0; }
.empty-state p, .loading-state p, .error-state p { max-width: 350px; margin: 0; color: var(--ink-soft); font-size: 13px; line-height: 1.6; }
.error-state > span { display: grid; place-items: center; width: 54px; height: 54px; border: 1px solid var(--signal); border-radius: 50%; color: var(--signal); font: 600 25px var(--serif); }

.loader { display: flex; gap: 7px; align-items: center; height: 36px; }
.loader i { width: 8px; height: 8px; border-radius: 50%; background: var(--sea); animation: pulse 1s ease-in-out infinite; }
.loader i:nth-child(2) { animation-delay: .14s; }
.loader i:nth-child(3) { animation-delay: .28s; }
@keyframes pulse { 0%, 100% { transform: translateY(0); opacity: .35; } 50% { transform: translateY(-8px); opacity: 1; } }

.progress-block { width: min(360px, 80vw); margin-top: 28px; text-align: left; }
.progress-meta { display: flex; align-items: baseline; justify-content: space-between; gap: 18px; margin-bottom: 9px; }
.progress-meta strong { color: var(--ink); font: 600 30px var(--serif); }
.progress-meta span { color: var(--ink-soft); font-size: 11px; }
.progress-track { height: 7px; overflow: hidden; background: rgba(11, 102, 113, .12); border-radius: 99px; }
.progress-track i { display: block; width: 0; height: 100%; background: linear-gradient(90deg, var(--sea), var(--signal)); border-radius: inherit; transition: width .8s ease; }
.progress-block small { display: block; margin-top: 8px; color: var(--ink-soft); font-size: 9px; letter-spacing: .08em; text-transform: uppercase; }

.result-actions { display: flex; align-items: center; justify-content: flex-end; gap: 10px 13px; flex-wrap: wrap; }
.approval-status { color: var(--signal); font-size: 10px; font-weight: 700; white-space: nowrap; }
.approval-status.is-final { color: #24724f; }
.copy-button:disabled { color: #aaa; cursor: not-allowed; text-decoration: none; }
.tabs { display: flex; gap: 24px; border-bottom: 1px solid var(--line); }
.tab { position: relative; border: 0; padding: 0 0 11px; background: none; color: var(--ink-soft); cursor: pointer; font-size: 12px; }
.tab span { margin-left: 3px; }
.tab.is-active { color: var(--ink); font-weight: 700; }
.tab.is-active::after { content: ""; position: absolute; left: 0; right: 0; bottom: -1px; height: 2px; background: var(--signal); }
.tab-panel { padding-top: 0; }
.result-scroll-area { height: 500px; padding: 26px 12px 0 0; overflow-y: auto; overscroll-behavior: contain; scrollbar-gutter: stable; }
.result-scroll-area:focus-visible { outline: 2px solid var(--signal); outline-offset: 4px; }
.corrected-text, .clean-text { white-space: pre-wrap; overflow-wrap: anywhere; font: 17px/1.75 var(--serif); }
.corrected-text mark { background: transparent; color: var(--correction); padding: 0; font-weight: 800; }
.legend mark { background: transparent; color: var(--signal); padding: 0; font-weight: 800; }
.legend { display: flex; gap: 18px; align-items: center; color: var(--ink-soft); font-size: 10px; }
.clean-note { margin: 0; color: var(--ink-soft); font-size: 10px; }

.overview-card { margin-top: 24px; border: 1px solid var(--line); border-radius: 8px; background: #ffffff; box-shadow: var(--shadow); overflow: hidden; }
.overview-heading { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 27px 32px 24px; border-bottom: 1px solid var(--line); }
.overview-heading > div { display: flex; align-items: baseline; gap: 12px; }
.overview-heading h2 { margin: 0; font: 600 24px/1.1 var(--serif); }
.overview-label { color: var(--ink-soft); font-size: 10px; letter-spacing: .11em; text-transform: uppercase; }
.overview-empty { padding: 62px 32px; color: var(--ink-soft); text-align: center; font: 17px/1.6 var(--serif); }
.overview-table-wrap { overflow-x: auto; }
.review-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 15px 20px; background: #faf9f6; border-bottom: 1px solid var(--line); }
.review-toolbar p { margin: 0; color: var(--ink-soft); font-size: 12px; font-weight: 650; }
.review-bulk-actions { display: flex; gap: 8px; }
.review-bulk-actions button { padding: 8px 11px; border: 1px solid var(--line); border-radius: 3px; background: #fff; cursor: pointer; font-size: 10px; font-weight: 700; }
.review-bulk-actions button:hover { border-color: var(--ink); }
.overview-table { width: 100%; border-collapse: collapse; table-layout: fixed; }
.overview-table th { padding: 15px 20px; color: var(--ink-soft); background: #ffffff; border-bottom: 1px solid var(--line); text-align: left; font-size: 10px; letter-spacing: .08em; text-transform: uppercase; }
.overview-table th:nth-child(1), .overview-table th:nth-child(2) { width: 17%; }
.overview-table th:nth-child(3) { width: 23%; }
.overview-table th:nth-child(4) { width: 28%; }
.overview-table th:nth-child(5) { width: 15%; }
.overview-table td { padding: 20px; border-bottom: 1px solid var(--line); vertical-align: top; overflow-wrap: anywhere; font: 14px/1.55 var(--serif); }
.overview-table td:nth-child(1) { color: #875044; text-decoration: line-through; text-decoration-thickness: 1px; }
.overview-table td:nth-child(2) { color: var(--signal); font-weight: 750; }
.overview-table td:nth-child(3), .overview-table td:nth-child(4) { color: var(--ink-soft); font-family: var(--sans); font-size: 12px; }
.overview-table tr:last-child td { border-bottom: 0; }
.overview-table tr[data-choice="accept"] { background: rgba(62, 157, 112, .045); }
.overview-table tr[data-choice="reject"] { background: rgba(135, 80, 68, .045); }
.overview-table tr.is-uncertain { box-shadow: inset 3px 0 0 var(--signal); }
.explanation-cell p { margin: 0; }
.correction-metadata { display: flex; align-items: center; flex-wrap: wrap; gap: 6px; margin-top: 10px; }
.uncertain-badge { display: inline-flex; align-items: center; min-height: 22px; padding: 4px 7px; border: 1px solid rgba(70, 100, 91, .38); border-radius: 99px; background: rgba(70, 100, 91, .08); color: var(--signal); font: 700 9px/1.2 var(--sans); }
.decision-group { display: grid; gap: 7px; }
.decision-button { width: 100%; padding: 9px 8px; border: 1px solid var(--line); border-radius: 3px; background: #fff; cursor: pointer; font-family: var(--sans); font-size: 10px; font-weight: 750; transition: border-color .15s ease, background .15s ease, color .15s ease; }
.decision-button:hover { border-color: var(--ink); }
.decision-button.is-accept.is-selected { border-color: #24724f; background: #24724f; color: #fff; }
.decision-button.is-reject.is-selected { border-color: #875044; background: #875044; color: #fff; }
.review-approval { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: center; gap: 8px 24px; padding: 20px; border-top: 1px solid var(--line); background: #fff; }
.review-approval p { margin: 0 auto 0 0; color: #24724f; font-size: 11px; font-weight: 650; }
.review-approval .review-privacy { grid-column: 1; max-width: 76ch; color: var(--ink-soft); font-size: 10px; font-weight: 500; line-height: 1.5; }
.review-approval .finalize-button { grid-column: 2; grid-row: 1 / span 2; }
.finalize-button { min-width: 238px; padding: 14px 18px; border: 0; border-radius: 4px; background: var(--ink); color: #fff; cursor: pointer; font-size: 12px; font-weight: 750; transition: background .18s ease, transform .18s ease; }
.finalize-button:hover:not(:disabled) { background: var(--signal); transform: translateY(-1px); }
.finalize-button:disabled { background: #dedede; color: #888; cursor: not-allowed; }

.feedback-card { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; gap: 28px; margin: 70px 0; padding: 30px 32px; background: #ffffff; border: 1px solid var(--line); border-left: 4px solid var(--signal); }
.feedback-symbol { display: grid; place-items: center; width: 58px; height: 58px; border: 1px solid var(--signal); border-radius: 50%; color: var(--signal); font: italic 32px var(--serif); }
.feedback-copy > span { color: var(--signal); font-size: 9px; font-weight: 700; letter-spacing: .13em; text-transform: uppercase; }
.feedback-copy h2 { margin: 6px 0 7px; font: 600 22px/1.2 var(--serif); }
.feedback-copy p { max-width: 680px; margin: 0; color: var(--ink-soft); font-size: 12px; line-height: 1.6; }
.feedback-button { display: inline-flex; align-items: center; justify-content: space-between; gap: 28px; min-width: 190px; padding: 15px 17px; color: #ffffff; background: var(--ink); border-radius: 4px; text-decoration: none; font-size: 12px; font-weight: 700; transition: background .18s ease, transform .18s ease; }
.feedback-button:hover { background: var(--signal); transform: translateY(-2px); }
.feedback-button span:last-child { font-size: 17px; font-weight: 400; }

footer { display: flex; justify-content: space-between; gap: 30px; padding: 24px 0 32px; border-top: 1px solid rgba(16, 45, 51, .2); color: var(--ink-soft); font-size: 10px; letter-spacing: .05em; text-transform: uppercase; }

.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
[hidden] { display: none !important; }

@media (max-width: 980px) {
  .page-shell { padding: 0 24px; }
  .workspace { grid-template-columns: 1fr; }
  .editor-card { border-right: 0; border-bottom: 1px solid var(--line); }
  .empty-state, .loading-state, .error-state { min-height: 430px; }
}

@media (max-width: 640px) {
  .page-shell { padding: 0 14px; }
  .site-header { height: 104px; }
  .brand-logo { width: 76px; height: 84px; background-position: -44px -51px; background-size: 160px auto; }
  .source-note { display: none; }
  .workspace { border-radius: 4px; }
  .editor-card, .result-card { padding: 22px 18px; }
  textarea, .result-scroll-area { height: 400px; min-height: 400px; }
  textarea { font-size: 17px; }
  .editor-footer, .result-footer { display: flex; }
  .primary-button { padding: 14px; }
  .result-topline { align-items: flex-start; }
  .result-actions { align-items: flex-end; flex-direction: column; }
  .overview-card { border-radius: 4px; }
  .overview-heading { align-items: flex-start; padding: 22px 18px; }
  .overview-label { display: none; }
  .overview-empty { padding: 46px 22px; }
  .review-toolbar { align-items: flex-start; flex-direction: column; padding: 15px 18px; }
  .review-bulk-actions { width: 100%; }
  .review-bulk-actions button { flex: 1; }
  .overview-table, .overview-table tbody, .overview-table tr, .overview-table td { display: block; width: 100%; }
  .overview-table thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0, 0, 0, 0); }
  .overview-table tr { padding: 8px 18px; border-bottom: 1px solid var(--line); }
  .overview-table tr:last-child { border-bottom: 0; }
  .overview-table td { display: grid; grid-template-columns: minmax(105px, .42fr) 1fr; gap: 14px; padding: 12px 0; border: 0; font-size: 14px; }
  .overview-table td::before { content: attr(data-label); color: var(--ink-soft); font: 700 9px/1.4 var(--sans); letter-spacing: .07em; text-decoration: none; text-transform: uppercase; }
  .decision-group { grid-template-columns: 1fr 1fr; }
  .review-approval { grid-template-columns: 1fr; align-items: stretch; padding: 18px; }
  .review-approval p { margin: 0; }
  .review-approval .review-privacy, .review-approval .finalize-button { grid-column: 1; grid-row: auto; }
  .finalize-button { width: 100%; min-width: 0; }
  .feedback-card { grid-template-columns: auto 1fr; margin: 45px 0; }
  .feedback-button { grid-column: 1 / -1; width: 100%; }
  footer { flex-direction: column; gap: 8px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; transition-duration: .01ms !important; }
}