/* ============================================================================
   Evotic — /diagnostic page (Phase 11.0c+)
   Modal-style fullscreen with doctor photo · 3-step progress · green theme
   ============================================================================ */

:root {
  --diag-green:      #43A047;
  --diag-green-dark: #1B5E20;
  --diag-green-bg:   #E8F5E9;
  --diag-green-grad: linear-gradient(135deg, #1B5E20, #43A047);
}

.diag-body {
  padding: 0;
  margin: 0;
  min-height: 100vh;
  min-height: 100dvh;
  background: var(--bg);
  background-image:
    linear-gradient(180deg, rgba(232, 245, 233, 0.55) 0%, var(--bg) 240px);
  background-attachment: fixed;
}

/* Fullscreen shell (no card padding around — direct edge-to-edge) */
.diag-shell {
  position: relative;
  width: 100%;
  min-height: 100dvh;
  padding: 0;
  display: flex;
  flex-direction: column;
}

/* Close button (top-LEFT, doesn't obstruct doctor photo top-right) */
.diag-head-close {
  position: fixed;
  top: max(var(--sp-3), calc(var(--safe-top) + var(--sp-2)));
  left: max(var(--sp-3), calc(var(--safe-left) + var(--sp-2)));
  z-index: 50;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.92);
  color: var(--text);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  font-size: 15px;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.18);
  backdrop-filter: blur(var(--blur-sm));
  -webkit-backdrop-filter: blur(var(--blur-sm));
  transition: background var(--t-fast), transform var(--t-fast);
}
.diag-head-close:hover { background: #fff; }
.diag-head-close:active { transform: scale(0.92); }

/* Card now fills viewport — no rounded corners on mobile, optional max-w on desktop */
.diag-card {
  position: relative;
  background: var(--card-bg);
  padding: var(--sp-5);
  padding-top: calc(var(--safe-top) + var(--sp-4));
  padding-bottom: max(var(--sp-7), calc(var(--safe-bottom) + var(--sp-5)));
  flex: 1;
  width: 100%;
  margin: 0 auto;
  overflow: hidden;
}
@media (min-width: 640px) {
  .diag-shell { align-items: center; padding: var(--sp-5); }
  .diag-card {
    max-width: 520px;
    border-radius: var(--r-2xl);
    box-shadow: var(--shadow-xl);
    padding-top: var(--sp-5);
  }
  .diag-head-close { position: absolute; }
}

/* ─── Doctor hero (photo top-right + identity card top-left) ─── */
.diag-doc-hero {
  position: relative;
  margin: 0 0 var(--sp-4);
  min-height: 130px;
  z-index: 0;
}

.diag-doctor {
  position: absolute;
  top: -10px;
  right: -10px;
  width: 145px;
  height: auto;
  pointer-events: none;
  filter: drop-shadow(0 8px 18px rgba(0, 0, 0, 0.20));
  z-index: 1;
}

.diag-doc-card {
  position: relative;
  max-width: 58%;
  background: linear-gradient(135deg, var(--diag-green-bg), #C8E6C9);
  border-radius: var(--r-lg);
  padding: 10px 13px;
  box-shadow: 0 2px 8px rgba(27, 94, 32, 0.10);
  border-left: 4px solid var(--diag-green);
  z-index: 2;
}
.diag-doc-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 9px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--diag-green-dark);
  background: rgba(255, 255, 255, 0.65);
  padding: 2px 8px;
  border-radius: var(--r-pill);
  margin-bottom: 6px;
}
.diag-doc-badge i { font-size: 8px; }
.diag-doc-name {
  font-size: 13.5px;
  font-weight: 900;
  color: var(--diag-green-dark);
  letter-spacing: 0.01em;
  line-height: 1.2;
}
.diag-doc-credit {
  font-size: 10px;
  font-weight: 700;
  color: var(--diag-green-dark);
  opacity: 0.78;
  margin-top: 2px;
  line-height: 1.3;
}

.diag-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 var(--sp-3);
  position: relative;
  z-index: 1;
}
.diag-head-ic {
  width: 40px; height: 40px;
  border-radius: 12px;
  background: var(--diag-green-grad);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(27, 94, 32, 0.28);
}
.diag-head-meta {
  flex: 1;
  min-width: 0;
}
.diag-head-title {
  margin: 0;
  font-size: 17px;
  font-weight: 900;
  color: var(--text);
  letter-spacing: 0.01em;
  line-height: 1.2;
}
.diag-head-sub {
  margin: 1px 0 0;
  font-size: 10px;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 0.02em;
}

/* Progress bars 3 steps */
.diag-progress {
  display: flex;
  gap: 4px;
  margin: 0 0 var(--sp-3);
  position: relative;
  z-index: 1;
}
.diag-progress-bar {
  flex: 1;
  height: 4px;
  border-radius: 2px;
  background: var(--skeleton-strong);
  transition: background var(--t-base);
}
.diag-progress-bar.diag-progress-on {
  background: var(--diag-green);
}

.diag-banner {
  background: var(--diag-green-bg);
  color: var(--diag-green-dark);
  border-radius: var(--r-md);
  padding: 8px 12px;
  margin: 0 0 var(--sp-4);
  font-size: 11px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 6px;
  line-height: 1.4;
  position: relative;
  z-index: 1;
}
.diag-banner i { font-size: 13px; }

.diag-banner-mini {
  background: var(--diag-green-bg);
  color: var(--diag-green-dark);
  border-radius: var(--r-md);
  padding: 10px 12px;
  margin: 0 0 var(--sp-3);
  font-size: 12px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
  line-height: 1.45;
}
.diag-banner-mini i { font-size: 15px; flex-shrink: 0; }

.diag-step {
  position: relative;
  z-index: 1;
}
.diag-step[hidden] { display: none; }

.diag-step-title {
  margin: 0 0 var(--sp-3);
  font-size: 14px;
  font-weight: 900;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 8px;
  letter-spacing: 0.01em;
}
.diag-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--diag-green);
  color: #fff;
  font-size: 11px;
  font-weight: 900;
  flex-shrink: 0;
}

/* ─── Inputs / fields ─── */
.diag-row {
  display: flex;
  gap: var(--sp-2);
  margin: var(--sp-2) 0;
}
.diag-field {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin: 0;
}
.diag-label {
  font-size: 10px;
  font-weight: 800;
  color: var(--text-muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.diag-label small { color: var(--text-faint); font-weight: 600; text-transform: none; }

.diag-input,
.diag-textarea {
  width: 100%;
  margin: 0;
  padding: 10px 12px;
  border: 2px solid var(--border-strong);
  border-radius: var(--r-md);
  background: var(--card-bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 13px;
  font-weight: 600;
  resize: vertical;
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
}
.diag-input::placeholder, .diag-textarea::placeholder { color: var(--text-faint); font-weight: 500; }
.diag-input:focus, .diag-textarea:focus {
  outline: none;
  border-color: var(--diag-green);
  box-shadow: 0 0 0 3px rgba(67, 160, 71, 0.14);
}

.diag-zones {
  margin: var(--sp-3) 0 var(--sp-2);
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.diag-zone-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
}
.diag-zone-btn {
  width: auto;
  margin: 0;
  padding: 7px 11px;
  font-family: var(--font);
  font-size: 11.5px;
  font-weight: 800;
  background: var(--bg-soft);
  color: var(--text-soft);
  border: 1.5px solid var(--border-strong);
  border-radius: var(--r-pill);
  cursor: pointer;
  transition: background var(--t-fast), color var(--t-fast), border-color var(--t-fast), transform var(--t-fast);
  -webkit-tap-highlight-color: transparent;
}
.diag-zone-btn:hover { border-color: var(--diag-green); color: var(--diag-green-dark); }
.diag-zone-btn:active { transform: scale(0.95); }
.diag-zone-btn.on {
  background: var(--diag-green-bg);
  border-color: var(--diag-green);
  color: var(--diag-green-dark);
}

/* Primary buttons */
.diag-btn {
  width: 100%;
  margin: var(--sp-3) 0 0;
  padding: 12px 16px;
  border-radius: var(--r-md);
  border: none;
  font-family: var(--font);
  font-size: 13px;
  font-weight: 900;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  letter-spacing: 0.02em;
  transition: transform var(--t-fast), box-shadow var(--t-base), opacity var(--t-fast);
  text-decoration: none;
  -webkit-tap-highlight-color: transparent;
}
.diag-btn-primary {
  background: var(--diag-green-grad);
  color: #fff;
  box-shadow: 0 4px 14px rgba(27, 94, 32, 0.32);
}
.diag-btn-primary:hover:not(:disabled) {
  box-shadow: 0 6px 20px rgba(27, 94, 32, 0.42);
  transform: translateY(-1px);
}
.diag-btn-primary:active:not(:disabled) { transform: scale(0.97); }
.diag-btn-primary:disabled { opacity: 0.45; cursor: not-allowed; box-shadow: none; }

.diag-btn-ghost {
  background: var(--bg-soft);
  color: var(--text-soft);
}
.diag-btn-ghost:hover { background: var(--skeleton); }

.diag-btn-success {
  background: var(--green);
  color: #fff;
  box-shadow: 0 4px 14px rgba(76, 175, 80, 0.32);
}
.diag-btn-success:hover { box-shadow: 0 6px 20px rgba(76, 175, 80, 0.42); transform: translateY(-1px); }

.diag-actions {
  display: flex;
  gap: var(--sp-2);
  margin-top: var(--sp-3);
}
.diag-actions .diag-btn { margin: 0; flex: 1; }
.diag-actions .diag-btn-primary { flex: 2; }

.diag-err {
  margin: 8px 0 0;
  font-size: 12px;
  font-weight: 700;
  color: var(--red);
  min-height: 14px;
}

/* ─── Step 2 : questions list ─── */
.diag-loading {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 14px;
  background: var(--bg-soft);
  border-radius: var(--r-md);
  font-size: 13px;
  font-weight: 700;
  color: var(--text-muted);
  justify-content: center;
}
.diag-spinner {
  width: 14px;
  height: 14px;
  border: 2px solid var(--skeleton-strong);
  border-top-color: var(--diag-green);
  border-radius: 50%;
  animation: diagSpin 0.8s linear infinite;
}
@keyframes diagSpin { to { transform: rotate(360deg); } }

.diag-questions {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
}
.diag-q-item {
  background: var(--card-bg);
  border: 1.5px solid var(--border);
  border-radius: var(--r-md);
  padding: 10px 12px;
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  animation: diagQIn 0.22s ease-out;
}
@keyframes diagQIn { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: translateY(0); } }
.diag-q-text {
  flex: 1;
  font-size: 13px;
  font-weight: 700;
  color: var(--text);
  line-height: 1.4;
}
.diag-q-actions {
  display: flex;
  gap: 4px;
  flex-shrink: 0;
}
.diag-q-btn {
  width: auto;
  margin: 0;
  padding: 6px 14px;
  border-radius: var(--r-pill);
  border: 1.5px solid var(--border-strong);
  background: var(--card-bg);
  color: var(--text-soft);
  font-family: var(--font);
  font-size: 11px;
  font-weight: 900;
  cursor: pointer;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: background var(--t-fast), border-color var(--t-fast), color var(--t-fast), transform var(--t-fast);
}
.diag-q-btn:hover { border-color: var(--text-muted); }
.diag-q-btn:active { transform: scale(0.94); }
.diag-q-btn.on.diag-q-yes {
  background: var(--diag-green);
  color: #fff;
  border-color: var(--diag-green-dark);
}
.diag-q-btn.on.diag-q-no {
  background: var(--red);
  color: #fff;
  border-color: var(--red-dark);
}

/* ─── Step 3 : result ─── */
.diag-result {
  background: linear-gradient(135deg, #F1F8E9, #DCEDC8);
  border-radius: var(--r-lg);
  padding: var(--sp-4) var(--sp-4);
  font-size: 13px;
  line-height: 1.55;
  color: var(--text);
  font-weight: 600;
  max-height: 50vh;
  overflow-y: auto;
  border: 1px solid rgba(67, 160, 71, 0.18);
}
.diag-result p { margin: 0 0 var(--sp-2); }
.diag-result p:last-child { margin-bottom: 0; }
.diag-result strong { color: var(--diag-green-dark); font-weight: 900; }
.diag-result ul {
  margin: 4px 0 var(--sp-2);
  padding-left: 18px;
}
.diag-result li {
  margin: 3px 0;
}
.diag-result a.diag-tel {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin: 4px 4px 0 0;
  padding: 4px 10px;
  background: var(--diag-green);
  color: #fff;
  border-radius: var(--r-pill);
  text-decoration: none;
  font-size: 12px;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
}