/* ============================================================================
   Decision-Drift research pages — editorial sub-brand
   Scoped via body.decision-drift. Sits on top of variables.css + main.css.
   The standard nav/footer chrome from main.css renders unchanged; only the
   article body and the in-page sign-up card use the editorial palette.
   ============================================================================ */

body.decision-drift {
  /* Editorial palette */
  --dd-bg-1:        #080c18;                    /* page bg */
  --dd-bg-2:        #0d1225;                    /* elevated surfaces */
  --dd-bg-card:     rgba(255, 255, 255, 0.04);  /* card fills */
  --dd-bg-card-hi:  rgba(255, 255, 255, 0.06);  /* hover */
  --border:         rgba(255, 255, 255, 0.08);
  --border-strong:  rgba(255, 255, 255, 0.15);
  --text-1:         #f0eef8;                    /* primary */
  --text-2:         #9490a8;                    /* secondary */
  --text-3:         #4e4a60;                    /* tertiary, muted labels */
  --coral:          #ff4d6b;
  --coral-hover:    #ff6680;
  --purple:         #7c5cbf;

  background: var(--dd-bg-1);
  color: var(--text-1);
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  -webkit-font-smoothing: antialiased;
}

/* Decorative orbs sit fixed behind everything else. */
body.decision-drift .dd-orb {
  position: fixed;
  pointer-events: none;
  z-index: 0;
}
body.decision-drift .dd-orb--purple {
  top: -200px;
  right: -200px;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(124, 92, 191, 0.16) 0%, transparent 65%);
}
body.decision-drift .dd-orb--coral {
  bottom: -100px;
  left: -100px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(255, 77, 107, 0.06) 0%, transparent 65%);
}

/* Make sure body content sits above the orbs. */
body.decision-drift .nav,
body.decision-drift .dd-page,
body.decision-drift .footer { position: relative; z-index: 1; }

/* Override the standard nav scroll-bg for the dark editorial palette. */
body.decision-drift .nav.scrolled {
  background: rgba(8, 12, 24, 0.85);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--border);
}

/* ---------- Layout containers ---------- */
body.decision-drift .dd-page { padding-bottom: 64px; }

body.decision-drift .dd-container {
  max-width: 740px;
  margin: 0 auto;
  padding: 0 28px;
}
body.decision-drift .dd-container--wide {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 28px;
}

/* ---------- Hero (single column, centered) ---------- */
body.decision-drift .dd-hero {
  padding: 110px 28px 64px;
  max-width: 1200px;
  margin: 0 auto;
}

body.decision-drift .dd-eyebrow {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-2);
  margin-bottom: 28px;
}
body.decision-drift .dd-eyebrow .dd-eyebrow-coral { color: var(--coral); }

body.decision-drift .dd-display-h1 {
  font-family: 'Lora', Georgia, serif;
  font-weight: 600;
  font-size: 64px;
  line-height: 1.05;
  letter-spacing: -0.015em;
  color: var(--text-1);
  margin-bottom: 24px;
}
body.decision-drift .dd-hero-sub {
  font-size: 20px;
  line-height: 1.5;
  color: var(--text-2);
  margin-bottom: 36px;
  max-width: 620px;
}

body.decision-drift .dd-hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 16px;
  border-top: 1px solid var(--border);
  padding-top: 32px;
}
body.decision-drift .dd-hero-stat-num {
  font-family: 'Lora', Georgia, serif;
  font-weight: 700;
  font-size: 64px;
  line-height: 1;
  color: var(--text-1);
  letter-spacing: -0.02em;
  margin-bottom: 14px;
}
body.decision-drift .dd-hero-stat-num .unit {
  font-size: 32px;
  font-weight: 600;
  color: var(--text-2);
  margin-left: 2px;
}
body.decision-drift .dd-hero-stat-label {
  font-size: 13px;
  color: var(--text-2);
  line-height: 1.45;
}

/* Welcome line for gated page heroes. */
body.decision-drift .dd-welcome {
  display: inline-block;
  margin: -8px 0 24px;
  font-size: 14px;
  color: var(--text-2);
  border-bottom: 2px solid var(--coral);
  padding-bottom: 4px;
}

/* ---------- End-of-report sign-up section ----------
   Single sign-up form on the page, sitting after "What this study is not".
   Mirrors the homepage form's vertical-stack + segmented-control mechanic
   in the editorial dark palette.                                       */
body.decision-drift .dd-signup { padding: 56px 0; }
body.decision-drift .dd-signup-card {
  background: var(--dd-bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 36px 32px;
  max-width: 540px;
  margin: 0 auto;
}
body.decision-drift .dd-signup-eyebrow {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--coral);
  margin-bottom: 14px;
  text-align: center;
}
body.decision-drift .dd-signup-headline {
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 24px;
  line-height: 1.2;
  font-weight: 600;
  color: var(--text-1);
  margin-bottom: 8px;
  text-align: center;
}
body.decision-drift .dd-signup-sub {
  font-size: 14px;
  line-height: 1.5;
  color: var(--text-2);
  margin-bottom: 24px;
  text-align: center;
}
body.decision-drift .dd-signup-note {
  margin-top: 14px;
  font-size: 12px;
  color: var(--text-3);
  line-height: 1.5;
  font-style: italic;
  text-align: center;
}

/* ---------- Scroll-to-signup link in the hero ---------- */
body.decision-drift .dd-scroll-to-signup {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 22px;
  background: transparent;
  color: var(--text-1);
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  text-decoration: none;
  font-size: 15px;
  font-weight: 500;
  transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}
body.decision-drift .dd-scroll-to-signup:hover {
  background: rgba(255, 77, 107, 0.08);
  border-color: var(--coral);
  color: var(--coral);
}
body.decision-drift .dd-scroll-arrow {
  font-size: 14px;
  color: var(--coral);
  transition: transform 0.15s ease;
}
body.decision-drift .dd-scroll-to-signup:hover .dd-scroll-arrow {
  transform: translateY(2px);
}

/* ---------- Form overrides for editorial dark theme ----------
   The form HTML is identical to / and /coding-agents/ — same field names,
   same JS handler, same data-source mechanism. We only restyle here.    */
body.decision-drift .hero-waitlist {
  background: transparent;
  border: 0;
  padding: 0;
  margin: 0;
  border-radius: 0;
}
body.decision-drift .hero-waitlist-heading,
body.decision-drift .hero-waitlist-intro { display: none; }

body.decision-drift .waitlist-form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
body.decision-drift .waitlist-form label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 13px;
  color: var(--text-2);
  font-weight: 500;
}
body.decision-drift .waitlist-form input[type="text"],
body.decision-drift .waitlist-form input[type="email"] {
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid var(--border);
  color: var(--text-1);
  border-radius: 6px;
  padding: 10px 12px;
  font-size: 15px;
  font-family: inherit;
  transition: border-color 0.15s ease, background 0.15s ease;
}
body.decision-drift .waitlist-form input[type="text"]:hover,
body.decision-drift .waitlist-form input[type="email"]:hover {
  border-color: var(--border-strong);
}
body.decision-drift .waitlist-form input[type="text"]:focus,
body.decision-drift .waitlist-form input[type="email"]:focus {
  outline: none;
  border-color: var(--coral);
  background: rgba(0, 0, 0, 0.35);
}

body.decision-drift .waitlist-fieldset {
  border: 0;
  padding: 0;
  margin: 4px 0 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
body.decision-drift .waitlist-fieldset legend {
  font-size: 13px;
  color: var(--text-2);
  font-weight: 500;
  margin-bottom: 4px;
  padding: 0;
}
/* Segmented-control deployment toggle, mirroring the homepage form's mechanic
   (3-column grid inside one rounded container; checked state fills with the
   accent color). Editorial palette swaps sky-blue accent for coral.       */
body.decision-drift .waitlist-radios {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 4px;
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 4px;
}
body.decision-drift .waitlist-radio {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8px 10px;
  border: 0;
  background: transparent;
  border-radius: 5px;
  cursor: pointer;
  font-size: 14px;
  color: var(--text-2);
  font-weight: 500;
  text-align: center;
  transition: background 0.15s ease, color 0.15s ease;
}
body.decision-drift .waitlist-radio input[type="radio"] {
  position: absolute;
  opacity: 0;
  pointer-events: none;
  width: 0;
  height: 0;
  border: 0;
  background: transparent;
}
body.decision-drift .waitlist-radio:hover {
  color: var(--text-1);
  background: rgba(255, 255, 255, 0.05);
}
body.decision-drift .waitlist-radio:has(input:checked) {
  background: var(--coral);
  color: #fff;
  font-weight: 600;
}
@media (max-width: 480px) {
  body.decision-drift .waitlist-radios { grid-template-columns: 1fr; }
}

body.decision-drift .waitlist-error {
  font-size: 13px;
  color: var(--coral);
  background: rgba(255, 77, 107, 0.08);
  border: 1px solid rgba(255, 77, 107, 0.25);
  border-radius: 6px;
  padding: 8px 10px;
}

body.decision-drift .waitlist-form .btn,
body.decision-drift .waitlist-form .btn--primary,
body.decision-drift .waitlist-form .btn--large {
  background: var(--coral);
  color: #fff;
  border: 0;
  border-radius: 6px;
  font-family: 'Inter', system-ui, sans-serif;
  font-weight: 600;
  font-size: 15px;
  padding: 12px 20px;
  cursor: pointer;
  transition: background 0.15s ease;
  margin-top: 6px;
}
body.decision-drift .waitlist-form button[type="submit"] {
  width: 100%;
  margin-top: 8px;
}
body.decision-drift .waitlist-form .btn:hover { background: var(--coral-hover); }
body.decision-drift .waitlist-form .btn:disabled { opacity: 0.65; cursor: not-allowed; }

body.decision-drift .waitlist-success {
  background: rgba(255, 77, 107, 0.06);
  border: 1px solid rgba(255, 77, 107, 0.2);
  border-radius: 8px;
  padding: 18px 18px;
}
body.decision-drift .waitlist-success h3 {
  font-size: 18px;
  margin-bottom: 6px;
  color: var(--text-1);
}
body.decision-drift .waitlist-success p {
  font-size: 14px;
  color: var(--text-2);
  line-height: 1.5;
  margin: 0;
}

/* ---------- Body sections ---------- */
body.decision-drift .dd-section { padding: 56px 0; }
body.decision-drift .dd-section--tight { padding: 36px 0; }

body.decision-drift h2 {
  font-family: 'Inter', system-ui, sans-serif;
  font-weight: 600;
  font-size: 32px;
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--text-1);
  margin-bottom: 20px;
}
body.decision-drift h3 {
  font-family: 'Inter', system-ui, sans-serif;
  font-weight: 600;
  font-size: 20px;
  line-height: 1.3;
  color: var(--text-1);
  margin: 32px 0 12px;
}

body.decision-drift p {
  font-size: 17px;
  line-height: 1.6;
  color: var(--text-2);
  margin-bottom: 18px;
}
body.decision-drift p.dd-lead {
  font-size: 19px;
  color: var(--text-1);
  line-height: 1.55;
}

body.decision-drift code {
  font-family: 'JetBrains Mono', monospace;
  font-size: 14px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border);
  padding: 1px 6px;
  border-radius: 4px;
  color: var(--text-1);
}

body.decision-drift strong { color: var(--text-1); font-weight: 600; }

/* TL;DR cards */
body.decision-drift .dd-tldr-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin: 28px 0 8px;
}
body.decision-drift .dd-tldr-card {
  background: var(--dd-bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 22px 20px;
  transition: border-color 0.2s ease;
}
body.decision-drift .dd-tldr-card:hover { border-color: var(--border-strong); }
body.decision-drift .dd-tldr-num {
  font-family: 'Lora', Georgia, serif;
  font-weight: 600;
  font-size: 40px;
  line-height: 1;
  color: var(--text-1);
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}
body.decision-drift .dd-tldr-num .unit {
  font-size: 22px;
  color: var(--text-2);
  font-weight: 500;
  margin-left: 2px;
}
body.decision-drift .dd-tldr-label {
  font-size: 13px;
  color: var(--text-2);
  line-height: 1.5;
}

/* Pull-quotes */
body.decision-drift .dd-pull {
  border-left: 3px solid var(--coral);
  padding: 6px 0 6px 22px;
  margin: 28px 0;
  font-family: 'Lora', Georgia, serif;
  font-size: 21px;
  line-height: 1.45;
  color: var(--text-1);
  font-weight: 500;
  font-style: italic;
}
body.decision-drift .dd-pull em { font-style: normal; }

/* Charts */
body.decision-drift .dd-chart {
  background: var(--dd-bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 32px 28px 24px;
  margin: 32px 0;
}
body.decision-drift .dd-chart-title {
  font-size: 17px;
  font-weight: 600;
  color: var(--text-1);
  margin-bottom: 6px;
}
body.decision-drift .dd-chart-sub {
  font-size: 13px;
  color: var(--text-2);
  margin-bottom: 24px;
  line-height: 1.5;
}
body.decision-drift .dd-chart-sub code {
  font-size: 12px;
}
body.decision-drift .dd-chart-svg {
  width: 100%;
  height: auto;
  display: block;
}
body.decision-drift .dd-chart-source {
  margin: 18px auto 0;
  max-width: 640px;
  font-size: 14px;
  color: var(--text-2);
  line-height: 1.5;
  text-align: center;
}

/* Tables */
body.decision-drift table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0 28px;
  font-size: 15px;
}
body.decision-drift th, body.decision-drift td {
  text-align: left;
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  color: var(--text-2);
}
body.decision-drift th {
  font-weight: 600;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-3);
}
body.decision-drift td.num, body.decision-drift th.num { text-align: right; font-variant-numeric: tabular-nums; }
body.decision-drift tr:last-child td { border-bottom: none; }
body.decision-drift table.compact td { padding: 9px 14px; }
body.decision-drift table strong { color: var(--text-1); }

/* Worked-example callout */
body.decision-drift .dd-example {
  background: var(--dd-bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 26px 28px;
  margin: 24px 0;
}
body.decision-drift .dd-example-repo {
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  color: var(--text-3);
  margin-bottom: 8px;
}
body.decision-drift .dd-example h4 {
  font-size: 15px;
  font-weight: 600;
  color: var(--coral);
  margin: 18px 0 8px;
  letter-spacing: 0.01em;
}
body.decision-drift .dd-example h4:first-of-type { margin-top: 0; }
body.decision-drift .dd-example ul {
  margin-left: 20px;
  color: var(--text-2);
}
body.decision-drift .dd-example li {
  font-size: 15px;
  margin-bottom: 6px;
  line-height: 1.5;
}

/* Dataset CTA section (gated only) */
body.decision-drift .dd-dataset {
  background: var(--dd-bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 40px 36px;
  margin: 40px 0;
  text-align: center;
}
body.decision-drift .dd-dataset h2 { margin-bottom: 12px; }
body.decision-drift .dd-dataset p { font-size: 16px; }
body.decision-drift .dd-dataset-actions {
  display: inline-flex;
  gap: 12px;
  margin: 18px 0 14px;
  flex-wrap: wrap;
  justify-content: center;
}
body.decision-drift .dd-button {
  display: inline-block;
  background: var(--coral);
  color: #fff;
  padding: 12px 24px;
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  border-radius: 6px;
  border: 1px solid var(--coral);
  transition: background 0.15s ease;
}
body.decision-drift .dd-button:hover { background: var(--coral-hover); }
body.decision-drift .dd-button--secondary {
  background: transparent;
  color: var(--text-1);
  border: 1px solid var(--border-strong);
}
body.decision-drift .dd-button--secondary:hover {
  background: var(--dd-bg-card-hi);
}
body.decision-drift .dd-dataset-meta {
  font-size: 12px;
  color: var(--text-3);
  margin: 0;
}

/* "What's next" + footer-ish */
body.decision-drift .dd-section a {
  color: var(--text-1);
  border-bottom: 1px solid var(--coral);
  text-decoration: none;
  transition: color 0.15s ease;
}
body.decision-drift .dd-section a:hover { color: var(--coral); }

body.decision-drift .dd-back {
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  font-size: 14px;
}
body.decision-drift .dd-back a { border: 0; color: var(--text-2); }
body.decision-drift .dd-back a:hover { color: var(--text-1); }

/* Floating Get-access FAB (only visible <720px) */
body.decision-drift .dd-fab { display: none; }

/* ---------- Override the standard footer for the dark editorial bg ---------- */
body.decision-drift .footer {
  background: transparent;
  border-top: 1px solid var(--border);
  margin-top: 48px;
  color: var(--text-2);
}
body.decision-drift .footer a { color: var(--text-1); border: 0; }
body.decision-drift .footer a:hover { color: var(--coral); }

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  body.decision-drift .dd-hero-stats { grid-template-columns: repeat(2, 1fr); gap: 28px; }
  body.decision-drift .dd-hero-stat-num { font-size: 56px; }
  body.decision-drift .dd-hero-stat-num .unit { font-size: 28px; }
}
@media (max-width: 720px) {
  body.decision-drift .dd-hero { padding: 80px 22px 40px; }
  body.decision-drift .dd-display-h1 { font-size: 40px; }
  body.decision-drift .dd-hero-sub { font-size: 17px; }

  body.decision-drift .dd-section { padding: 40px 0; }
  body.decision-drift h2 { font-size: 26px; }
  body.decision-drift h3 { font-size: 18px; }
  body.decision-drift p, body.decision-drift p.dd-lead { font-size: 16px; }

  body.decision-drift .dd-tldr-grid { grid-template-columns: 1fr; }
  body.decision-drift .dd-tldr-num { font-size: 36px; }

  body.decision-drift .dd-hero-stats { grid-template-columns: repeat(2, 1fr); gap: 24px; padding-top: 24px; }
  body.decision-drift .dd-hero-stat-num { font-size: 40px; margin-bottom: 10px; }
  body.decision-drift .dd-hero-stat-num .unit { font-size: 22px; }

  body.decision-drift .dd-pull { font-size: 18px; }

  body.decision-drift .dd-chart { padding: 22px 16px; }
  body.decision-drift table { font-size: 13px; }
  body.decision-drift th, body.decision-drift td { padding: 9px 8px; }

  body.decision-drift .dd-example { padding: 20px 18px; }

  body.decision-drift .dd-dataset { padding: 28px 22px; }

  /* End-of-report sign-up card — slim mobile padding. */
  body.decision-drift .dd-signup { padding: 40px 0; }
  body.decision-drift .dd-signup-card { padding: 26px 22px 24px; }
  body.decision-drift .dd-signup-headline { font-size: 22px; }

  /* Floating Get-access FAB stays mobile-only. */
  body.decision-drift .dd-fab {
    display: inline-flex;
    position: fixed;
    bottom: 16px;
    right: 16px;
    z-index: 100;
    background: var(--coral);
    color: #fff;
    border: 0;
    border-radius: 999px;
    padding: 12px 20px;
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.35);
    cursor: pointer;
    font-family: 'Inter', system-ui, sans-serif;
  }
  body.decision-drift .dd-fab:hover { background: var(--coral-hover); }
}

/* Visually hidden for screen-reader-only legends */
body.decision-drift .visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  border: 0;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
}