/* ============================================================
   Groundwork — design system
   Direction: editorial research dossier.
   Palette: deep pine + cool paper + amber "evidence" accent.
   Type: Instrument Serif (display) / Inter (UI) / JetBrains Mono (signals)
   ============================================================ */

:root {
  --ink: #17211c;
  --pine: #0c5142;
  --pine-dark: #093b30;
  --pine-tint: #e8efe9;
  --canvas: #f1f2ee;
  --surface: #ffffff;
  --gold: #b5791f;
  --gold-tint: #f6ecd6;
  --line: #e0e1da;
  --line-strong: #cdd0c6;
  --muted: #64705f;
  --danger: #a8331f;

  --radius: 14px;
  --radius-sm: 9px;
  --shadow-sm: 0 1px 2px rgba(23, 33, 28, 0.05);
  --shadow-md: 0 8px 30px rgba(23, 33, 28, 0.09);
  --shadow-lg: 0 24px 60px rgba(9, 59, 48, 0.14);

  --font-display: "Instrument Serif", Georgia, serif;
  --font-ui: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

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

body {
  font-family: var(--font-ui);
  background: var(--canvas);
  color: var(--ink);
  line-height: 1.55;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  min-height: 100vh;
}

/* subtle paper grain via layered gradients — atmosphere, not decoration */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(900px 500px at 12% -8%, rgba(12, 81, 66, 0.06), transparent 60%),
    radial-gradient(700px 500px at 105% 0%, rgba(181, 121, 31, 0.05), transparent 55%);
}

a { color: inherit; }
button { font-family: inherit; cursor: pointer; }
input, textarea, select, button { font-family: inherit; font-size: 15px; color: var(--ink); }

::selection { background: var(--pine); color: #fff; }

/* ---------- shared layout ---------- */
.wrap { position: relative; z-index: 1; }
.container { width: 100%; max-width: 1080px; margin: 0 auto; padding: 0 24px; }

.eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

/* ---------- top bar ---------- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(241, 242, 238, 0.82);
  backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid var(--line);
}
.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 62px;
}
.brand { display: flex; align-items: center; gap: 11px; text-decoration: none; }
.brand-mark {
  width: 30px; height: 30px;
  border-radius: 8px;
  background: var(--pine);
  color: #fff;
  display: grid; place-items: center;
  font-family: var(--font-display);
  font-size: 22px;
  line-height: 1;
  box-shadow: var(--shadow-sm);
}
.brand-name {
  font-family: var(--font-display);
  font-size: 24px;
  letter-spacing: 0.01em;
  color: var(--ink);
}
.topbar-right { display: flex; align-items: center; gap: 16px; }

.usage-pill {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--muted);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 6px 12px;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  white-space: nowrap;
}
.usage-pill b { color: var(--pine); font-weight: 600; }
.usage-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--pine); }
.usage-dot.low { background: var(--gold); }
.usage-dot.out { background: var(--danger); }

.linkbtn {
  background: none; border: none; color: var(--muted);
  font-size: 13px; padding: 6px 4px;
}
.linkbtn:hover { color: var(--ink); text-decoration: underline; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  padding: 12px 18px;
  font-weight: 500;
  font-size: 14.5px;
  transition: transform 0.06s ease, background 0.15s ease, box-shadow 0.15s ease;
}
.btn:active { transform: translateY(1px); }
.btn-primary {
  background: var(--pine); color: #fff;
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover { background: var(--pine-dark); box-shadow: var(--shadow-md); }
.btn-primary:disabled { background: #9aa89f; cursor: not-allowed; box-shadow: none; }
.btn-ghost { background: var(--surface); border-color: var(--line-strong); color: var(--ink); }
.btn-ghost:hover { border-color: var(--pine); color: var(--pine); }
.btn-block { width: 100%; }
.btn-lg { padding: 14px 22px; font-size: 15.5px; }

/* ============================================================
   AUTH SCREEN
   ============================================================ */
.auth-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
}
.auth-pitch {
  background: var(--pine);
  color: #eef4ef;
  padding: 56px 56px 48px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  overflow: hidden;
}
.auth-pitch::after {
  content: "";
  position: absolute;
  right: -120px; bottom: -120px;
  width: 380px; height: 380px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(181,121,31,0.35), transparent 65%);
  pointer-events: none;
}
.auth-pitch .brand-name { color: #fff; }
.auth-pitch .brand-mark { background: #fff; color: var(--pine); }
.pitch-head {
  font-family: var(--font-display);
  font-size: clamp(34px, 3.4vw, 52px);
  line-height: 1.02;
  letter-spacing: 0.01em;
  margin: 42px 0 18px;
  color: #fff;
  max-width: 15ch;
}
.pitch-head em { color: var(--gold-tint); font-style: italic; }
.pitch-sub { font-size: 16px; color: #cfe0d5; max-width: 42ch; }
.pitch-proof { display: flex; flex-direction: column; gap: 14px; margin-top: 8px; }
.proof-row { display: flex; gap: 12px; align-items: flex-start; font-size: 14px; color: #dce8e0; }
.proof-row .tick {
  flex: none; margin-top: 2px;
  width: 20px; height: 20px; border-radius: 6px;
  background: rgba(255,255,255,0.14);
  display: grid; place-items: center;
  color: var(--gold-tint); font-size: 12px;
}
.pitch-foot { font-family: var(--font-mono); font-size: 11.5px; color: #9fbcac; letter-spacing: 0.03em; }

.auth-panel {
  background: var(--canvas);
  padding: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.auth-card {
  width: 100%;
  max-width: 380px;
}
.auth-card h2 {
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 400;
  margin-bottom: 6px;
}
.auth-card .sub { color: var(--muted); font-size: 14px; margin-bottom: 26px; }

.field { margin-bottom: 16px; }
.field label {
  display: block;
  font-size: 12.5px;
  font-weight: 500;
  color: var(--ink);
  margin-bottom: 7px;
}
.input, .textarea, .select {
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  padding: 11px 13px;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.textarea { resize: vertical; min-height: 84px; line-height: 1.5; }
.input:focus, .textarea:focus, .select:focus {
  outline: none;
  border-color: var(--pine);
  box-shadow: 0 0 0 3px rgba(12, 81, 66, 0.12);
}
.input::placeholder, .textarea::placeholder { color: #9aa596; }

.auth-toggle { margin-top: 18px; text-align: center; font-size: 13.5px; color: var(--muted); }
.auth-toggle button { background: none; border: none; color: var(--pine); font-weight: 500; font-size: 13.5px; }
.auth-toggle button:hover { text-decoration: underline; }

.notice {
  border-radius: var(--radius-sm);
  padding: 11px 13px;
  font-size: 13px;
  margin-bottom: 16px;
  display: none;
}
.notice.show { display: block; }
.notice.err { background: #fbeae6; color: var(--danger); border: 1px solid #f1c9bf; }
.notice.ok  { background: var(--pine-tint); color: var(--pine-dark); border: 1px solid #bcd6c6; }

/* ============================================================
   APP
   ============================================================ */
.app { display: none; }
.app.show { display: block; }
.auth-shell.hide { display: none; }

.app-main { padding: 34px 0 90px; }

.app-head { margin-bottom: 26px; }
.app-head h1 {
  font-family: var(--font-display);
  font-size: clamp(30px, 4vw, 42px);
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: 0.01em;
}
.app-head p { color: var(--muted); font-size: 15px; margin-top: 6px; max-width: 60ch; }

.grid { display: grid; grid-template-columns: 420px 1fr; gap: 28px; align-items: start; }

/* ---- composer panel ---- */
.panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}
.composer { padding: 22px; position: sticky; top: 86px; }
.composer .panel-title {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 16px;
  display: flex; align-items: center; gap: 8px;
}
.composer .panel-title::before {
  content: ""; width: 16px; height: 1px; background: var(--gold);
}

.chip-row { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  border: 1px solid var(--line-strong);
  background: var(--canvas);
  color: var(--ink);
  border-radius: 999px;
  padding: 7px 13px;
  font-size: 13px;
  transition: all 0.14s ease;
}
.chip[aria-pressed="true"] {
  background: var(--pine); color: #fff; border-color: var(--pine);
}
.chip:hover { border-color: var(--pine); }
.chip[aria-pressed="true"]:hover { background: var(--pine-dark); }

.helptext { font-size: 12px; color: var(--muted); margin-top: 6px; }

.composer .field:last-of-type { margin-bottom: 20px; }

/* ---- results ---- */
.results-col { min-height: 400px; }

/* empty state */
.empty {
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius);
  background: rgba(255,255,255,0.5);
  padding: 52px 32px;
  text-align: center;
}
.empty-mark {
  width: 52px; height: 52px; margin: 0 auto 18px;
  border-radius: 13px;
  background: var(--pine-tint);
  display: grid; place-items: center;
  color: var(--pine); font-family: var(--font-display); font-size: 30px;
}
.empty h3 { font-family: var(--font-display); font-weight: 400; font-size: 24px; margin-bottom: 6px; }
.empty p { color: var(--muted); font-size: 14px; max-width: 42ch; margin: 0 auto; }

/* loading */
.loading { display: none; }
.loading.show { display: block; }
.skeleton-brief {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow-sm);
}
.sk-line { height: 12px; border-radius: 6px; background: linear-gradient(90deg, #eceee9 25%, #f6f7f4 37%, #eceee9 63%); background-size: 400% 100%; animation: shimmer 1.4s ease infinite; margin-bottom: 12px; }
.sk-line.w40 { width: 40%; } .sk-line.w70 { width: 70%; } .sk-line.w90 { width: 90%; } .sk-line.w55 { width: 55%; }
.sk-chip { display:inline-block; width: 86px; height: 26px; border-radius: 999px; margin: 4px 6px 4px 0; background: linear-gradient(90deg, #eceee9 25%, #f6f7f4 37%, #eceee9 63%); background-size: 400% 100%; animation: shimmer 1.4s ease infinite; }
@keyframes shimmer { 0% { background-position: 100% 0; } 100% { background-position: -100% 0; } }
.loading-caption { font-family: var(--font-mono); font-size: 12px; color: var(--muted); margin-top: 14px; text-align: center; }

/* the brief (results) */
.brief { display: none; }
.brief.show { display: block; animation: rise 0.4s ease both; }
@keyframes rise { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

.brief-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}
.brief-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--line);
  display: flex; align-items: flex-start; justify-content: space-between; gap: 16px;
}
.brief-header .who { min-width: 0; }
.brief-header .who .kicker {
  font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--gold); margin-bottom: 5px;
}
.brief-header .who h2 {
  font-family: var(--font-display); font-weight: 400; font-size: 26px; line-height: 1.1;
  overflow-wrap: anywhere;
}
.brief-header .who p { color: var(--muted); font-size: 13.5px; margin-top: 4px; }
.confidence {
  flex: none;
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.04em;
  padding: 5px 10px; border-radius: 999px; text-transform: uppercase;
  border: 1px solid var(--line-strong); color: var(--muted); white-space: nowrap;
}
.confidence.high { background: var(--pine-tint); color: var(--pine-dark); border-color: #bcd6c6; }
.confidence.medium { background: var(--gold-tint); color: #8a5c12; border-color: #e6ceA0; }
.confidence.low { background: #fbeae6; color: var(--danger); border-color: #f1c9bf; }

.brief-section { padding: 20px 24px; border-bottom: 1px solid var(--line); }
.brief-section:last-child { border-bottom: none; }
.section-label {
  font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--muted); margin-bottom: 13px;
}

/* signals (evidence) */
.signals { display: flex; flex-direction: column; gap: 9px; }
.signal {
  display: flex; gap: 11px; align-items: baseline;
  padding-left: 13px; border-left: 2px solid var(--gold);
}
.signal .s-label {
  font-family: var(--font-mono); font-size: 11px; color: var(--gold);
  text-transform: uppercase; letter-spacing: 0.05em; flex: none; min-width: 92px;
}
.signal .s-detail { font-size: 13.5px; color: var(--ink); }

/* openers */
.openers { display: flex; flex-direction: column; gap: 14px; }
.opener {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 15px 16px;
  background: #fcfdfb;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.opener:hover { border-color: var(--line-strong); box-shadow: var(--shadow-sm); }
.opener-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 9px; gap: 10px; }
.angle-tag {
  font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.06em;
  text-transform: uppercase; color: var(--pine);
  background: var(--pine-tint); padding: 4px 9px; border-radius: 6px;
}
.copy-btn {
  border: 1px solid var(--line-strong); background: var(--surface);
  border-radius: 7px; padding: 5px 11px; font-size: 12.5px; color: var(--muted);
  display: inline-flex; align-items: center; gap: 6px;
}
.copy-btn:hover { border-color: var(--pine); color: var(--pine); }
.copy-btn.copied { background: var(--pine); color: #fff; border-color: var(--pine); }
.opener-line { font-size: 15px; line-height: 1.55; color: var(--ink); }
.opener-src { margin-top: 8px; font-size: 12px; color: var(--muted); }
.opener-src b { color: var(--gold); font-weight: 500; }

/* subject lines */
.subjects { display: flex; flex-direction: column; gap: 8px; }
.subject {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 10px 13px; border: 1px solid var(--line); border-radius: var(--radius-sm);
  background: #fcfdfb; font-size: 14px;
}
.subject:hover { border-color: var(--line-strong); }

/* notes */
.brief-notes {
  background: var(--gold-tint);
  border-top: 1px solid #e6ceA0;
  padding: 13px 24px;
  font-size: 13px; color: #7a5310;
  display: flex; gap: 9px; align-items: flex-start;
}
.brief-notes .warn-ico { flex: none; }

/* ---------- history ---------- */
.history { margin-top: 44px; }
.history-head { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 14px; }
.history-head h3 { font-family: var(--font-display); font-weight: 400; font-size: 24px; }
.history-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.history-item {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-sm);
  padding: 14px 16px; text-align: left; transition: border-color 0.15s, box-shadow 0.15s;
}
.history-item:hover { border-color: var(--pine); box-shadow: var(--shadow-sm); }
.history-item .h-url { font-weight: 500; font-size: 14px; overflow-wrap: anywhere; }
.history-item .h-meta { font-family: var(--font-mono); font-size: 11px; color: var(--muted); margin-top: 5px; }
.history-empty { color: var(--muted); font-size: 14px; font-style: italic; }

/* ---------- toast ---------- */
.toast {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%) translateY(20px);
  background: var(--ink); color: #fff; padding: 11px 18px; border-radius: 999px;
  font-size: 13.5px; box-shadow: var(--shadow-lg); opacity: 0; pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease; z-index: 50;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ---------- footer ---------- */
.foot { border-top: 1px solid var(--line); padding: 22px 0; }
.foot-inner { display: flex; align-items: center; justify-content: space-between; font-size: 12.5px; color: var(--muted); }
.foot-inner .mono { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.04em; }

/* ---------- responsive ---------- */
@media (max-width: 900px) {
  .auth-shell { grid-template-columns: 1fr; }
  .auth-pitch { display: none; }
  .auth-panel { padding: 40px 24px; min-height: 100vh; }
  .grid { grid-template-columns: 1fr; }
  .composer { position: static; }
  .history-list { grid-template-columns: 1fr; }
}
@media (max-width: 520px) {
  .container { padding: 0 16px; }
  .brand-name { font-size: 21px; }
  .usage-pill .usage-text-lg { display: none; }
}

/* accessibility */
:focus-visible { outline: 2px solid var(--pine); outline-offset: 2px; border-radius: 4px; }
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}

/* ============================================================
   PERSONAL EDITION ADDITIONS
   ============================================================ */

/* account pill (replaces usage pill) */
.acct-pill {
  font-family: var(--font-mono); font-size: 12px; color: var(--muted);
  background: var(--surface); border: 1px solid var(--line); border-radius: 999px;
  padding: 6px 12px; max-width: 220px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.reset-row { margin-top: 14px; text-align: center; }

/* recommended service cards */
.recs { display: flex; flex-direction: column; gap: 10px; }
.rec-card {
  text-align: left; width: 100%;
  background: #fcfdfb; border: 1px solid var(--line); border-radius: var(--radius-sm);
  padding: 15px 16px; cursor: pointer;
  transition: border-color 0.15s ease, box-shadow 0.15s ease, transform 0.06s ease;
}
.rec-card:hover { border-color: var(--pine); box-shadow: var(--shadow-sm); }
.rec-card:active { transform: translateY(1px); }
.rec-top { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 7px; }
.rec-name { font-family: var(--font-display); font-size: 20px; color: var(--ink); }
.fit-badge {
  font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.05em; text-transform: uppercase;
  padding: 4px 9px; border-radius: 6px; white-space: nowrap;
}
.fit-badge.high { background: var(--pine-tint); color: var(--pine-dark); }
.fit-badge.med { background: var(--gold-tint); color: #8a5c12; }
.rec-why { font-size: 13.5px; color: var(--ink); line-height: 1.5; }
.rec-cta { margin-top: 9px; font-family: var(--font-mono); font-size: 12px; color: var(--pine); letter-spacing: 0.02em; }

/* email view */
.email-top {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 16px 24px; border-bottom: 1px solid var(--line);
}
.linkbtn.back { color: var(--pine); font-weight: 500; padding: 0; }
.linkbtn.back:hover { text-decoration: underline; }
.email-service {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--gold); background: var(--gold-tint); padding: 5px 10px; border-radius: 6px; white-space: nowrap;
}
.subject-main {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  background: #fcfdfb; border: 1px solid var(--line); border-radius: var(--radius-sm);
  padding: 13px 15px; font-size: 16px; font-weight: 500;
}
.alt-subjects { display: flex; flex-direction: column; gap: 7px; margin-top: 9px; }
.alt-subject {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 8px 13px; border: 1px solid var(--line); border-radius: var(--radius-sm);
  background: var(--surface); font-size: 13.5px; color: var(--muted);
}

.email-body {
  background: #fcfdfb; border: 1px solid var(--line); border-radius: var(--radius-sm);
  padding: 20px 22px;
}
.email-p { font-size: 15px; line-height: 1.62; color: var(--ink); margin-bottom: 14px; }
.email-signoff { margin-top: 20px; padding-top: 14px; border-top: 1px dashed var(--line-strong); }
.sign-line { font-size: 13.5px; color: var(--muted); line-height: 1.5; }
.sign-line:first-child { color: var(--ink); margin-bottom: 4px; }

.email-actions { display: flex; gap: 10px; padding: 18px 24px; flex-wrap: wrap; }
.email-actions .btn { flex: 1; min-width: 150px; }

@media (max-width: 520px) {
  .acct-pill { display: none; }
  .email-actions .btn { flex: 1 1 100%; }
}