/**
 * Dr Imprimante — Diagnostic Page v3.0
 * Design system complet et autonome
 */

:root {
  --green: #12B76A;
  --green-dark: #0E9F5C;
  --green-pale: #ECFDF5;
  --blue: #0B4F9E;
  --blue-light: #F0F9FF;
  --blue-border: #BAE6FD;
  --ink: #0F172A;
  --slate-700: #334155;
  --slate-600: #475569;
  --slate-400: #94A3B8;
  --line: #E2E8F0;
  --bg-alt: #F8FAFC;
  --white: #FFFFFF;
  --radius: 14px;
  --shadow: 0 15px 15px -10px rgba(0,0,0,.05);
  --shadow-lg: 0 25px 50px -12px rgba(0,0,0,.15);
  --ease: cubic-bezier(.22,.61,.36,1);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--slate-700);
  line-height: 1.6;
  background: var(--white);
}

.container { max-width: 1120px; margin: 0 auto; padding: 0 24px; }
.section { padding: 80px 0; }
.section-alt { background: var(--bg-alt); }
.section-header { max-width: 680px; margin: 0 auto 48px; text-align: center; }
.section-header h2 { font-size: clamp(1.5rem, 3vw, 2rem); font-weight: 800; color: var(--ink); margin-bottom: 12px; }
.section-header p { color: var(--slate-600); font-size: 1.05rem; }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--green-pale);
  border: 1px solid #A7F3D0;
  color: #047857;
  font-weight: 700;
  font-size: 0.85rem;
  padding: 6px 14px;
  border-radius: 9999px;
}

.hero-reassurance { display: flex; gap: 24px; margin-top: 28px; flex-wrap: wrap; }
.reassurance-item {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 0.88rem;
  color: var(--slate-600);
  font-weight: 600;
}
.reassurance-item svg { color: var(--green); flex-shrink: 0; }

.dri-diag-layout {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 48px;
  align-items: start;
  scroll-margin-top: 90px;
}
.dri-diag-intro { position: sticky; top: 100px; }
.dri-diag-intro h1 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 800;
  color: var(--ink);
  line-height: 1.3;
  margin-top: 16px;
}
.dri-diag-intro > p {
  color: var(--slate-600);
  font-size: 1.05rem;
  line-height: 1.7;
  margin: 16px 0 24px;
}

.dri-prefill-banner {
  background: var(--green-pale);
  border: 1px solid #A7F3D0;
  color: #047857;
  padding: 14px 20px;
  border-radius: var(--radius);
  margin-bottom: 24px;
  font-size: 0.95rem;
}
.dri-progress {
  height: 6px;
  background: var(--line);
  border-radius: 99px;
  margin-bottom: 12px;
  overflow: hidden;
}
.dri-progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--green) 0%, var(--blue) 100%);
  transition: width 0.4s var(--ease);
}
.dri-step-counter {
  font-size: 0.85rem;
  color: var(--slate-600);
  margin-bottom: 20px;
  font-weight: 600;
}
.dri-step-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: var(--shadow);
  margin-bottom: 24px;
  animation: fadeIn 0.3s var(--ease);
}
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: none; }
}
.dri-step-title { font-size: 1.3rem; font-weight: 700; color: var(--ink); margin-bottom: 8px; }
.dri-step-help { font-size: 0.95rem; color: var(--slate-600); margin-bottom: 24px; }

.dri-options-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.dri-options-grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.dri-options-list { display: flex; flex-direction: column; gap: 12px; }

.dri-option {
  display: flex;
  align-items: flex-start;
  padding: 16px 18px;
  background: #fff;
  border: 2px solid var(--line);
  border-radius: var(--radius);
  cursor: pointer;
  transition: all 0.2s var(--ease);
  text-align: left;
  width: 100%;
  min-height: 56px;
  flex-direction: column;
  gap: 4px;
}
.dri-option:hover { border-color: var(--blue); background: var(--blue-light); }
.dri-option.selected { border-color: var(--green); background: var(--green-pale); }
.dri-option-label { font-weight: 600; font-size: 0.95rem; color: var(--ink); display: block; }
.dri-option-desc { font-size: 0.82rem; color: var(--slate-600); display: block; margin-top: 4px; line-height: 1.4; }

.dri-modele-field { margin-top: 24px; padding-top: 24px; border-top: 1px solid var(--line); }
.dri-modele-field label { display: block; font-weight: 600; font-size: 0.9rem; margin-bottom: 8px; color: var(--ink); }
.dri-optional { color: var(--slate-400); font-weight: 400; }
.dri-modele-field input {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid var(--line);
  border-radius: var(--radius);
  font-size: 0.95rem;
  transition: border-color 0.2s var(--ease);
}
.dri-modele-field input:focus { outline: none; border-color: var(--green); }
.dri-modele-help { margin-top: 12px; font-size: 0.85rem; }
.dri-modele-help summary { color: var(--blue); cursor: pointer; font-weight: 600; }
.dri-modele-help p { margin-top: 8px; color: var(--slate-600); line-height: 1.6; }

.dri-lead-form { max-width: 100%; }
.dri-form-group { margin-bottom: 20px; }
.dri-form-group label { display: block; font-weight: 600; font-size: 0.9rem; margin-bottom: 8px; color: var(--ink); }
.dri-lead-form input[type="text"],
.dri-lead-form input[type="email"],
.dri-lead-form input[type="tel"] {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid var(--line);
  border-radius: var(--radius);
  font-size: 0.95rem;
  transition: border-color 0.2s var(--ease);
}
.dri-lead-form input:focus { outline: none; border-color: var(--green); }
.dri-hp-field { position: absolute !important; left: -9999px !important; width: 1px; height: 1px; opacity: 0; }
.dri-contact-toggle { display: flex; gap: 8px; margin-bottom: 12px; }
.dri-contact-toggle button {
  flex: 1;
  padding: 10px;
  border: 2px solid var(--line);
  background: #fff;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: all 0.2s var(--ease);
}
.dri-contact-toggle button.active { border-color: var(--green); background: var(--green-pale); color: #047857; }
.dri-consent {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  font-size: 0.85rem;
  color: var(--slate-600);
  line-height: 1.5;
  margin-bottom: 20px;
  cursor: pointer;
}
.dri-consent input { margin-top: 3px; flex-shrink: 0; }
.dri-consent a { color: var(--blue); text-decoration: underline; }
.dri-form-error {
  background-color: #FEF2F2;
  border: 1px solid #FECACA;
  color: #991B1B;
  padding: 12px 16px;
  border-radius: var(--radius);
  font-size: 0.85rem;
  margin-bottom: 16px;
}

.dri-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 700;
  font-size: 0.98rem;
  padding: 14px 26px;
  border-radius: 12px;
  transition: all 0.25s var(--ease);
  cursor: pointer;
  border: none;
  text-decoration: none;
}
.dri-btn-success { background: var(--green); color: #fff; box-shadow: 0 8px 20px -4px rgba(18, 183, 106, 0.4); }
.dri-btn-success:hover { background: var(--green-dark); transform: translateY(-2px); }
.dri-btn-full { width: 100%; }
.dri-btn:disabled { opacity: 0.6; cursor: not-allowed; transform: none !important; }
.dri-form-microcopy { text-align: center; font-size: 0.85rem; color: var(--slate-400); margin-top: 16px; }
.dri-stepper-nav { display: flex; justify-content: space-between; gap: 16px; margin-top: 24px; }
.dri-btn-ghost { background: transparent; color: var(--slate-600); }
.dri-btn-ghost:hover { color: var(--ink); }
.dri-stepper-reset { text-align: center; margin-top: 24px; }
.dri-stepper-reset a { font-size: 0.85rem; color: var(--slate-400); text-decoration: none; }
.dri-stepper-reset a:hover { color: var(--blue); text-decoration: underline; }

.steps-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-bottom: 60px; }
.step-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 32px 28px;
  transition: all 0.3s var(--ease);
}
.step-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: var(--green); }
.step-number {
  width: 52px;
  height: 52px;
  background: linear-gradient(135deg, var(--green) 0%, var(--green-dark) 100%);
  color: #fff;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.3rem;
  margin-bottom: 18px;
  box-shadow: 0 8px 20px -4px rgba(18, 183, 106, 0.3);
}
.step-card h3 { font-size: 1.1rem; margin-bottom: 8px; color: var(--ink); }
.step-card p { color: var(--slate-600); font-size: 0.92rem; }

.bottom-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; }
.temoignage-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px;
  position: relative;
}
.temoignage-card::before {
  content: "\201C";
  position: absolute;
  top: 10px;
  right: 20px;
  font-size: 4rem;
  color: var(--green);
  opacity: 0.15;
  font-family: Georgia, serif;
}
.stars { color: #FBBF24; margin-bottom: 14px; font-size: 0.95rem; }
.temoignage-texte { font-size: 0.95rem; color: var(--slate-700); margin-bottom: 16px; line-height: 1.6; }
.temoignage-author { display: flex; align-items: center; gap: 12px; }
.avatar-circle {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--blue);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.85rem;
}
.temoignage-author strong { display: block; font-size: 0.92rem; color: var(--ink); }
.temoignage-author span { color: var(--slate-600); font-size: 0.82rem; }

.faq-list { max-width: 100%; }
.faq-item {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  margin-bottom: 12px;
  overflow: hidden;
}
.faq-item[open] { border-color: var(--green); box-shadow: 0 8px 20px -8px rgba(18, 183, 106, 0.15); }
.faq-item summary {
  cursor: pointer;
  padding: 18px 22px;
  font-weight: 700;
  font-size: 1rem;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--ink);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  font-size: 1.4rem;
  color: var(--green);
  transition: transform 0.3s var(--ease);
}
.faq-item[open] summary::after { content: "−"; transform: rotate(180deg); }
.faq-item p { padding: 0 22px 20px; color: var(--slate-600); font-size: 0.94rem; line-height: 1.7; }

@media (max-width: 900px) {
  .dri-diag-layout { grid-template-columns: 1fr; gap: 32px; }
  .dri-diag-intro { position: static; text-align: center; }
  .hero-reassurance { justify-content: center; }
  .dri-options-grid, .dri-options-grid-3 { grid-template-columns: 1fr; }
  .bottom-grid { grid-template-columns: 1fr; }
  .steps-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .dri-step-card { padding: 24px; }
  .section { padding: 60px 0; }
  
  .dri-options-grid-3 { 
    grid-template-columns: 1fr !important; 
    gap: 10px !important;
  }
  .dri-option { 
    padding: 14px 12px !important; 
    min-height: auto !important;
  }
  .dri-option-label { 
    font-size: 0.9rem !important; 
  }
}

@media (max-width: 480px) {
  .container { padding: 0 16px; }
  h1 { font-size: 1.6rem; }
  h2 { font-size: 1.3rem; }
}