/* The look is quiet on purpose. This tool produces work that goes in front of clients, and a page
   covered in gradients makes the thing it produces feel less serious than it is. Type and spacing
   first, colour last. */

:root {
  --ink: #1f2430;
  --paper: #fbfaf7;
  --card: #ffffff;
  --quiet: #5c6270;
  --rule: #e4e0d8;
  --accent: #2e5a88;
  --accent-soft: #eef3f8;
  --warn: #8c5a1e;
  --warn-soft: #fbf3e6;
  --bad: #9b3232;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(31, 36, 48, 0.06), 0 8px 24px rgba(31, 36, 48, 0.06);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --ink: #ecebe8;
    --paper: #14151a;
    --card: #1c1e26;
    --quiet: #969cab;
    --rule: #2b2e37;
    --accent: #8ab4e0;
    --accent-soft: #1d2833;
    --warn: #d9a441;
    --warn-soft: #2a2317;
    --bad: #e08484;
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.4), 0 8px 24px rgba(0, 0, 0, 0.3);
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 16px/1.6 ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
}

/* Only one screen is on at a time. The flow is linear and pretending otherwise with a router
   would add a class of bug for no benefit at this size. */
.screen { display: none; min-height: 100vh; }
.screen.is-active { display: block; }

.wordmark { font-size: 1.9rem; letter-spacing: -0.02em; margin: 0 0 0.25rem; font-weight: 600; }
.wordmark.small { font-size: 1rem; font-weight: 600; letter-spacing: -0.01em; }

.bar {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  padding: 1rem 1.25rem; border-bottom: 1px solid var(--rule);
  position: sticky; top: 0; background: var(--paper); z-index: 5;
}

.column { max-width: 42rem; margin: 0 auto; padding: 3rem 1.25rem 5rem; }
.column.centered { display: flex; flex-direction: column; align-items: center; justify-content: center; min-height: 70vh; text-align: center; }
.wide { max-width: 78rem; margin: 0 auto; padding: 2rem 1.25rem 5rem; display: grid; gap: 1.5rem; grid-template-columns: minmax(0, 1fr) 22rem; align-items: start; }

@media (max-width: 62rem) { .wide { grid-template-columns: minmax(0, 1fr); } }

.step-heading { font-size: 1.6rem; letter-spacing: -0.015em; margin: 0 0 0.4rem; }
.step-help { color: var(--quiet); margin: 0 0 1.5rem; }

textarea, input[type="password"], input[type="text"] {
  width: 100%; padding: 0.85rem 0.95rem; font: inherit; color: var(--ink);
  background: var(--card); border: 1px solid var(--rule); border-radius: var(--radius);
  resize: vertical;
}
textarea:focus, input:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: transparent; }

.field { display: block; margin: 0 0 1rem; }
.label { display: block; font-size: 0.85rem; color: var(--quiet); margin-bottom: 0.35rem; }

.button {
  font: inherit; font-weight: 500; padding: 0.7rem 1.2rem; border-radius: var(--radius);
  border: 1px solid var(--rule); background: var(--card); color: var(--ink); cursor: pointer;
}
.button:hover { border-color: var(--accent); }
.button:disabled { opacity: 0.5; cursor: default; border-color: var(--rule); }
.button.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.button.primary:disabled { background: var(--quiet); border-color: var(--quiet); }
.button.ghost { background: transparent; }
.button.full { width: 100%; margin-top: 1rem; }

.row { display: flex; gap: 0.75rem; margin-top: 1.75rem; }
.row.tight { margin-top: 0; }

.gate-card {
  max-width: 24rem; margin: 0 auto; padding: 4.5rem 1.25rem;
  min-height: 100vh; display: flex; flex-direction: column; justify-content: center;
}
.gate-note { color: var(--quiet); margin: 0 0 2rem; }

.error { color: var(--bad); margin: 0.9rem 0 0; font-size: 0.92rem; }

.source { margin: 1.25rem 0; border: 1px solid var(--rule); border-radius: var(--radius); padding: 0.9rem 1rem; background: var(--card); }
.source summary { cursor: pointer; font-weight: 500; }
.source[open] summary { margin-bottom: 0.9rem; }
.counter { color: var(--quiet); font-size: 0.85rem; margin: 0.5rem 0 0; }

.progress { color: var(--quiet); font-size: 0.9rem; font-variant-numeric: tabular-nums; }

/* One question, filling the screen, because that is the interaction the founder described. */
.question { animation: rise 0.18s ease-out; }
@keyframes rise { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }

.question h2 { font-size: 1.6rem; letter-spacing: -0.015em; margin: 0 0 0.4rem; }
.question .help { color: var(--quiet); margin: 0 0 1.75rem; }

.choices { display: grid; gap: 0.6rem; }
.choice {
  display: block; text-align: left; padding: 0.95rem 1.1rem; border: 1px solid var(--rule);
  border-radius: var(--radius); background: var(--card); cursor: pointer; font: inherit; color: inherit;
}
.choice:hover { border-color: var(--accent); }
.choice[aria-pressed="true"] { border-color: var(--accent); background: var(--accent-soft); }
.choice strong { display: block; font-weight: 600; }
.choice span { color: var(--quiet); font-size: 0.9rem; }

.scale { margin: 1rem 0 0; }
.scale input[type="range"] { width: 100%; accent-color: var(--accent); }
.scale-value { display: flex; align-items: baseline; gap: 0.6rem; margin-bottom: 0.5rem; }
.scale-number { font-size: 2.6rem; font-weight: 600; letter-spacing: -0.03em; font-variant-numeric: tabular-nums; }
.scale-anchor { color: var(--quiet); }
.scale-ends { display: flex; justify-content: space-between; color: var(--quiet); font-size: 0.85rem; margin-top: 0.3rem; }

.pulse {
  width: 2.5rem; height: 2.5rem; border-radius: 50%; margin-bottom: 1.5rem;
  border: 2px solid var(--rule); border-top-color: var(--accent);
  animation: spin 0.9s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) {
  .pulse { animation-duration: 3s; }
  .question { animation: none; }
}

.pane { background: var(--card); border: 1px solid var(--rule); border-radius: var(--radius); padding: 2rem; box-shadow: var(--shadow); }
.pane.side { padding: 1.5rem; position: sticky; top: 5rem; }

.doc-title { font-size: 2rem; letter-spacing: -0.02em; margin: 0 0 0.3rem; }
.doc-subtitle { color: var(--quiet); margin: 0 0 2rem; }

.doc-section { margin-bottom: 2rem; }
.doc-section h3 { font-size: 1.2rem; margin: 0 0 0.6rem; color: var(--accent); }
.doc-section p { margin: 0 0 1rem; }
.doc-section ul { margin: 0 0 1rem; padding-left: 1.25rem; }
.doc-section li { margin-bottom: 0.4rem; }

.slide { border: 1px solid var(--rule); border-radius: var(--radius); padding: 1.25rem 1.4rem; margin-bottom: 1rem; }
.slide-number { color: var(--quiet); font-size: 0.8rem; font-variant-numeric: tabular-nums; }
.slide h3 { margin: 0.2rem 0 0.75rem; font-size: 1.15rem; }
.slide ul { margin: 0; padding-left: 1.25rem; }
.slide li { margin-bottom: 0.35rem; }
.slide .notes { margin: 0.9rem 0 0; padding-top: 0.75rem; border-top: 1px dashed var(--rule); color: var(--quiet); font-size: 0.92rem; }

.side-heading { font-size: 1rem; margin: 0 0 0.2rem; }
.side-note { color: var(--quiet); font-size: 0.85rem; margin: 0 0 1.2rem; }

.metrics { margin: 0 0 1.25rem; display: grid; grid-template-columns: 1fr auto; gap: 0.4rem 1rem; font-size: 0.9rem; }
.metrics dt { color: var(--quiet); }
.metrics dd { margin: 0; font-variant-numeric: tabular-nums; text-align: right; }
.metrics dd.is-low { color: var(--warn); font-weight: 600; }

.flag { border-left: 3px solid var(--warn); background: var(--warn-soft); padding: 0.7rem 0.85rem; border-radius: 0 6px 6px 0; margin-bottom: 0.7rem; font-size: 0.9rem; }
.flag .flag-id { display: block; font-weight: 600; text-transform: capitalize; margin-bottom: 0.2rem; }
.clean { color: var(--quiet); font-size: 0.9rem; }

.suggestion { border: 1px solid var(--rule); border-radius: var(--radius); padding: 0.85rem; margin-top: 0.7rem; font-size: 0.9rem; }
.suggestion .was { color: var(--quiet); text-decoration: line-through; display: block; margin-bottom: 0.4rem; }
.suggestion .now { display: block; }
.suggestion .why { color: var(--quiet); font-size: 0.82rem; margin-top: 0.4rem; display: block; }

/* Paste PDF: the drop box */
.drop { border: 2px dashed var(--rule); border-radius: var(--radius); padding: 28px 20px; text-align: center; background: var(--card); display: grid; gap: 12px; justify-items: center; }
.drop.is-over { border-color: var(--accent); background: color-mix(in srgb, var(--accent) 8%, var(--card)); }
.drop-big { font-size: 1.1rem; font-weight: 600; margin: 0; }
#pdf-original { white-space: pre-wrap; max-height: 320px; overflow: auto; }