/* diagnosis.css — WMWH Free Website Diagnosis funnel.
   Dark-surface scope. All color sourced from tokens.css.
   No hex, no rgba literals — derived alphas use color-mix(). */

body.diagnosis {
  background: var(--color-bg);
  color: var(--color-text-primary);
  font-family: var(--font-body);
  overflow-x: hidden;
}

body.diagnosis a { color: inherit; }
body.diagnosis button { font: inherit; cursor: pointer; }
body.diagnosis input { font: inherit; }

/* ─── Fixed progress bar ───────────────────────────────── */
.diag-pbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: color-mix(in srgb, var(--color-text-primary) 5%, transparent);
  z-index: var(--z-sticky);
}
.diag-pbar-fill {
  height: 100%;
  width: 0%;
  background: var(--color-text-primary);
  transition: width var(--dur-entrance) var(--ease-entrance);
}

/* ─── Fixed top nav ────────────────────────────────────── */
.diag-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-md);
  z-index: var(--z-above);
  pointer-events: none;
}
.diag-nav-brand,
.diag-nav-step {
  font-family: var(--font-body);
  font-size: var(--size-eyebrow);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-text-primary);
  font-weight: 500;
}

/* ─── Back button ──────────────────────────────────────── */
.diag-back {
  position: fixed;
  bottom: 28px;
  left: var(--space-md);
  font-size: var(--size-eyebrow);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-text-primary);
  font-weight: 500;
  padding: 10px 14px 10px 0;
  z-index: calc(var(--z-sticky) + 10);
  transition: color var(--dur-feedback) var(--ease-feedback);
  background: none;
  border: none;
}
.diag-back:hover { color: var(--color-text-primary); }

/* ─── Screens ──────────────────────────────────────────── */
.diag-screen {
  display: none;
  min-height: 100vh;
  padding: 100px var(--space-md) 80px;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
}
.diag-screen.show {
  display: flex;
  animation: diagFadeUp 0.4s var(--ease-entrance) both;
}
.diag-inner {
  width: 100%;
  max-width: 660px;
}

/* s0 landing — all content is centered. Other screens stay left-aligned. */
#s0 .diag-inner { text-align: center; }
#s0 .diag-sub { margin-left: auto; margin-right: auto; }
#s0 .diag-btn-row { justify-content: center; }
#s0 .diag-note { text-align: center; }

/* Custom cursor only on landing (s0) + result (s6). Toggled by diagnosis.js
   based on the current screen — inner steps use the native pointer. */
html.diag-hide-cursor #cursor-arrow,
html.diag-hide-cursor #cursor-diamond { display: none !important; }
html.diag-hide-cursor,
html.diag-hide-cursor body,
html.diag-hide-cursor a,
html.diag-hide-cursor button,
html.diag-hide-cursor input,
html.diag-hide-cursor textarea,
html.diag-hide-cursor label,
html.diag-hide-cursor [role="button"],
html.diag-hide-cursor .diag-btn,
html.diag-hide-cursor .diag-btn-o { cursor: auto !important; }

@keyframes diagFadeUp {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ─── Typography (page-scoped) ──────────────────────────
   h1, h2 cascade from typography.css. Only set spacing + color here. */
.diag-eyebrow {
  font-family: var(--font-body);
  font-size: var(--size-eyebrow);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-text-primary);
  font-weight: 500;
  line-height: 1;
  margin-bottom: 22px;
}
.diag-screen h1,
.diag-screen h2 {
  color: var(--color-text-primary);
}
.diag-screen h1 { margin-bottom: 18px; }
.diag-screen h2 { margin-bottom: 14px; }

.diag-sub {
  font-family: var(--font-body);
  font-size: var(--size-body);
  color: var(--color-text-primary);
  line-height: var(--leading-body);
  margin-bottom: 38px;
  max-width: 520px;
}

/* ─── Buttons ──────────────────────────────────────────── */
.diag-btn,
.diag-btn-o {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-body);
  font-size: var(--size-small);
  font-weight: 500;
  letter-spacing: 0.01em;
  line-height: 1;
  padding: 14px 28px;
  min-width: 240px;
  white-space: nowrap;
  transition: opacity var(--dur-feedback) var(--ease-feedback),
              border-color var(--dur-feedback) var(--ease-feedback),
              color var(--dur-feedback) var(--ease-feedback),
              transform var(--dur-feedback) var(--ease-feedback);
  text-decoration: none;
}
.diag-btn {
  background: transparent;
  color: var(--color-text-primary);
  border: 1px solid var(--color-text-primary);
}
.diag-btn:hover {
  background: var(--color-text-primary);
  color: var(--color-bg);
}
.diag-btn:active { transform: translateY(1px); }
.diag-btn[disabled], .diag-btn.disabled {
  opacity: 0.35;
  pointer-events: none;
}

.diag-btn-o {
  background: transparent;
  color: var(--color-text-primary);
  border: 1px solid color-mix(in srgb, var(--color-text-primary) 20%, transparent);
}
.diag-btn-o:hover {
  border-color: color-mix(in srgb, var(--color-text-primary) 80%, transparent);
}

.diag-btn-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 10px;
}

.diag-note {
  font-family: var(--font-body);
  font-size: 12px;
  color: color-mix(in srgb, var(--color-text-primary) 28%, transparent);
  letter-spacing: 0.08em;
  margin-top: 22px;
}

/* ─── Card grid (symptoms) ─────────────────────────────── */
.diag-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-bottom: var(--space-lg);
}
.diag-card {
  position: relative;
  padding: 20px 18px;
  border: 1px solid var(--color-border);
  background: transparent;
  text-align: left;
  transition: border-color var(--dur-feedback) var(--ease-feedback),
              background var(--dur-feedback) var(--ease-feedback);
  min-height: 110px;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  font-family: var(--font-body);
  color: var(--color-text-primary);
}
.diag-card:hover {
  border-color: color-mix(in srgb, var(--color-text-primary) 35%, transparent);
}
.diag-card.on {
  border-color: color-mix(in srgb, var(--color-text-primary) 80%, transparent);
  background: color-mix(in srgb, var(--color-text-primary) 2%, transparent);
}
.diag-card.on::after {
  content: '';
  position: absolute;
  top: 12px;
  right: 12px;
  width: 6px;
  height: 6px;
  background: var(--color-text-primary);
  border-radius: var(--radius-pill);
}
.diag-card-title {
  font-size: var(--size-small);
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: 6px;
  color: var(--color-text-primary);
}
.diag-card-sub {
  font-size: 12px;
  color: var(--color-text-primary);
  line-height: 1.45;
}

/* ─── Full-width rows (sub-questions, goals) ───────────── */
.diag-rows {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: var(--space-lg);
}
.diag-row {
  position: relative;
  padding: 20px 22px;
  border: 1px solid var(--color-border);
  background: transparent;
  text-align: left;
  width: 100%;
  font-family: var(--font-body);
  color: var(--color-text-primary);
  transition: border-color var(--dur-feedback) var(--ease-feedback),
              background var(--dur-feedback) var(--ease-feedback);
}
.diag-row:hover {
  border-color: color-mix(in srgb, var(--color-text-primary) 35%, transparent);
}
.diag-row.on {
  border-color: color-mix(in srgb, var(--color-text-primary) 80%, transparent);
  background: color-mix(in srgb, var(--color-text-primary) 2%, transparent);
}
.diag-row.on::after {
  content: '';
  position: absolute;
  top: 50%;
  right: 18px;
  transform: translateY(-50%);
  width: 6px;
  height: 6px;
  background: var(--color-text-primary);
  border-radius: var(--radius-pill);
}
.diag-row-title {
  font-size: var(--size-body);
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: 4px;
  color: var(--color-text-primary);
}
.diag-row-sub {
  font-size: var(--size-small);
  color: var(--color-text-primary);
  line-height: 1.45;
}

/* ─── Fields ───────────────────────────────────────────── */
.diag-fields {
  display: flex;
  flex-direction: column;
  gap: 26px;
  margin-bottom: 36px;
}
.diag-field {
  display: flex;
  flex-direction: column;
}
.diag-field-label {
  font-family: var(--font-body);
  font-size: var(--size-eyebrow);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-text-primary);
  font-weight: 500;
  margin-bottom: 10px;
}
.diag-field-label-opt {
  color: color-mix(in srgb, var(--color-text-primary) 28%, transparent);
  letter-spacing: 0.04em;
  text-transform: none;
  font-weight: 400;
}
.diag-field-input {
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text-primary);
  font-family: var(--font-body);
  font-size: 18px;
  padding: 8px 0 10px;
  outline: none;
  transition: border-color var(--dur-feedback) var(--ease-feedback);
  width: 100%;
}
.diag-field-input::placeholder {
  color: color-mix(in srgb, var(--color-text-primary) 28%, transparent);
}
.diag-field-input:focus {
  border-bottom-color: color-mix(in srgb, var(--color-text-primary) 80%, transparent);
}
.diag-field-input.error {
  border-bottom-color: #FF5A5A;
}

/* ─── Scan screen ──────────────────────────────────────── */
.diag-scan {
  width: 100%;
  max-width: 480px;
  margin-top: 40px;
}
.diag-scan-line {
  position: relative;
  height: 1px;
  background: color-mix(in srgb, var(--color-text-primary) 8%, transparent);
  overflow: hidden;
  margin: 30px 0;
}
.diag-scan-line::after {
  content: '';
  position: absolute;
  top: 0;
  left: -40%;
  height: 100%;
  width: 40%;
  background: linear-gradient(
    90deg,
    transparent,
    var(--color-text-primary),
    transparent
  );
  animation: diagSweep 1.3s linear infinite;
}
@keyframes diagSweep {
  0%   { left: -40%; }
  100% { left: 100%; }
}
.diag-scan-label {
  font-family: var(--font-body);
  font-size: 12px;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-text-primary);
  font-weight: 500;
  animation: diagBlink 1.3s ease-in-out infinite;
}
@keyframes diagBlink {
  0%, 100% { opacity: 0.3; }
  50%      { opacity: 1; }
}

/* ─── Result: diagnosis box ────────────────────────────── */
.diag-box {
  border: 1px solid var(--color-border);
  padding: 32px 30px;
  margin-bottom: 28px;
  background: var(--color-surface);
}
.diag-box-eyebrow {
  font-family: var(--font-body);
  font-size: var(--size-eyebrow);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-text-primary);
  font-weight: 500;
  margin-bottom: 16px;
}
.diag-box-name {
  font-family: var(--font-display);
  font-size: var(--size-h2);
  font-weight: 600;
  letter-spacing: var(--tracking-tight);
  line-height: var(--leading-tight);
  margin-bottom: 14px;
  color: var(--color-text-primary);
}
.diag-box-stmt {
  font-family: var(--font-body);
  font-size: var(--size-body);
  color: var(--color-text-primary);
  line-height: var(--leading-body);
  white-space: pre-line;
  margin-bottom: 28px;
}

/* ─── Severity bar ─────────────────────────────────────── */
.diag-sev {
  display: flex;
  align-items: center;
  gap: 14px;
}
.diag-sev-label {
  font-family: var(--font-body);
  font-size: var(--size-eyebrow);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-text-primary);
  font-weight: 500;
  min-width: 70px;
}
.diag-sev-bar {
  flex: 1;
  height: 4px;
  background: color-mix(in srgb, var(--color-text-primary) 8%, transparent);
  position: relative;
  overflow: hidden;
}
.diag-sev-fill {
  position: absolute;
  top: 0; left: 0; bottom: 0;
  width: 0%;
  background: var(--color-text-primary);
  transition: width 1s var(--ease-morph) 0.4s;
}
.diag-sev-pct {
  font-family: var(--font-body);
  font-size: var(--size-small);
  font-weight: 600;
  color: var(--color-text-primary);
  min-width: 40px;
  text-align: right;
  letter-spacing: 0.01em;
}

/* ─── Findings ─────────────────────────────────────────── */
.diag-finds {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-bottom: 40px;
}
.diag-find {
  border: 1px solid var(--color-border);
  padding: 22px 20px;
  background: transparent;
}
.diag-find-num {
  font-family: var(--font-body);
  font-size: var(--size-eyebrow);
  line-height: 1;
  letter-spacing: var(--tracking-wide);
  color: color-mix(in srgb, var(--color-text-primary) 28%, transparent);
  font-weight: 500;
  margin-bottom: 14px;
}
.diag-find-title {
  font-family: var(--font-body);
  font-size: var(--size-small);
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: 8px;
  color: var(--color-text-primary);
}
.diag-find-desc {
  font-family: var(--font-body);
  font-size: 12px;
  color: var(--color-text-primary);
  line-height: var(--leading-body);
  white-space: pre-line;
}

/* ─── Section divider ──────────────────────────────────── */
.diag-divider {
  display: flex;
  align-items: center;
  gap: 14px;
  margin: 8px 0 22px;
}
.diag-divider::before,
.diag-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: color-mix(in srgb, var(--color-text-primary) 8%, transparent);
}
.diag-divider span {
  font-family: var(--font-body);
  font-size: var(--size-eyebrow);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-text-primary);
  font-weight: 500;
}

/* ─── Recommendation tiers ─────────────────────────────── */
.diag-rx-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 36px;
}
.diag-rx {
  position: relative;
  border: 1px solid var(--color-border);
  padding: 24px 22px;
}
.diag-rx.recommended {
  border-color: color-mix(in srgb, var(--color-text-primary) 80%, transparent);
  background: color-mix(in srgb, var(--color-text-primary) 2%, transparent);
}
.diag-rx-tier {
  font-family: var(--font-body);
  font-size: var(--size-eyebrow);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-text-primary);
  font-weight: 500;
  margin-bottom: 8px;
}
.diag-rx-name {
  font-family: var(--font-display);
  font-size: var(--size-h3);
  font-weight: 600;
  line-height: var(--leading-tight);
  margin-bottom: 10px;
  letter-spacing: var(--tracking-tight);
  color: var(--color-text-primary);
}
.diag-rx-desc {
  font-family: var(--font-body);
  font-size: var(--size-small);
  color: var(--color-text-primary);
  line-height: var(--leading-body);
  white-space: pre-line;
}
.diag-rx-partner {
  border-color: color-mix(in srgb, var(--color-text-primary) 25%, transparent);
  background: color-mix(in srgb, var(--color-text-primary) 3%, transparent);
  margin-top: var(--space-xs);
}
.diag-rx-partner-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: var(--space-sm);
  font-family: var(--font-body);
  font-size: var(--size-small);
  font-weight: 500;
  letter-spacing: 0.01em;
  line-height: 1;
  padding: 12px 22px;
  color: var(--color-text-primary);
  background: transparent;
  border: 1px solid var(--color-text-primary);
  text-decoration: none;
  white-space: nowrap;
  transition: background var(--dur-feedback) var(--ease-feedback),
              color var(--dur-feedback) var(--ease-feedback);
}
.diag-rx-partner-cta:hover {
  background: var(--color-text-primary);
  color: var(--color-bg);
}

.diag-rx-badge {
  position: absolute;
  top: 18px;
  right: 18px;
  font-family: var(--font-body);
  font-size: var(--size-eyebrow);
  line-height: 1;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-bg);
  background: var(--color-text-primary);
  padding: 6px 10px;
  font-weight: 500;
}

/* ─── Footnote ─────────────────────────────────────────── */
.diag-footnote {
  font-family: var(--font-body);
  font-size: 12px;
  color: color-mix(in srgb, var(--color-text-primary) 28%, transparent);
  letter-spacing: 0.06em;
  margin-top: 20px;
}
.diag-footnote a { color: var(--color-text-primary); }
.diag-footnote a:hover { color: var(--color-text-primary); }

/* ─── Report modal ─────────────────────────────────────── */
.diag-modal {
  display: none;
  position: fixed;
  inset: 0;
  background: color-mix(in srgb, var(--color-text-primary) 60%, transparent);
  z-index: var(--z-overlay);
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.diag-modal.show {
  display: flex;
  animation: diagFadeUp 0.3s var(--ease-entrance) both;
}
.diag-modal-box {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  width: 100%;
  max-width: 460px;
  padding: 36px 32px 30px;
  position: relative;
}
.diag-modal-close {
  position: absolute;
  top: 14px;
  right: 14px;
  font-size: 18px;
  color: var(--color-text-primary);
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.diag-modal-close:hover { color: var(--color-text-primary); }
.diag-modal-title {
  font-family: var(--font-display);
  font-size: var(--size-h3);
  font-weight: 600;
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tight);
  margin-bottom: 8px;
  color: var(--color-text-primary);
}
.diag-modal-sub {
  font-family: var(--font-body);
  font-size: var(--size-small);
  color: var(--color-text-primary);
  line-height: 1.5;
  margin-bottom: 24px;
}
.diag-modal .diag-field { margin-bottom: 22px; }
.diag-modal-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.diag-modal-msg {
  font-family: var(--font-body);
  font-size: 12px;
  color: var(--color-text-primary);
  letter-spacing: 0.08em;
  margin-top: 16px;
  min-height: 16px;
  text-transform: uppercase;
}

/* ─── Responsive ───────────────────────────────────────── */
@media (max-width: 720px) {
  .diag-screen { padding: 88px var(--space-sm) 100px; }
  .diag-nav { padding: 0 var(--space-sm); }
  .diag-back { left: var(--space-sm); bottom: 22px; }
  .diag-box { padding: 26px 22px; }
}
@media (max-width: 560px) {
  .diag-grid { grid-template-columns: repeat(2, 1fr); }
  .diag-finds { grid-template-columns: 1fr; }
  .diag-sub { font-size: var(--size-small); margin-bottom: 30px; }
  .diag-card { min-height: 100px; padding: 18px 16px; }
  .diag-btn,
  .diag-btn-o { padding: 14px 22px; font-size: var(--size-small); width: 100%; }
  .diag-btn-row { flex-direction: column; }
  .diag-modal-actions .diag-btn,
  .diag-modal-actions .diag-btn-o { width: 100%; }
}
@media (max-width: 400px) {
  .diag-screen { padding: 80px var(--space-xs) 110px; }
  .diag-nav { padding: 0 var(--space-xs); }
  .diag-back { left: var(--space-xs); }
}