/* ====================================================
   immo-search — pages publiques (Chrome Web Store)

   Les jetons reprennent ceux de l'extension
   (apps/extension/src/styles.css) : même orange, mêmes gris,
   même bascule clair / sombre suivant la préférence système.
   Ces pages ne chargent PAS /styles.css du portfolio :
   tout ce qu'il leur faut est ici.
   ==================================================== */

:root {
  --is-canvas: #f4f4f6;
  --is-surface: #ffffff;
  --is-subtle: #ececed;
  --is-line: #e4e4e9;
  --is-line-strong: #d2d2da;

  --is-ink: #17171b;
  --is-muted: #5d5d67;
  --is-faint: #8d8d98;

  --is-accent: #dd5a0b;
  --is-accent-ink: #ffffff;
  --is-accent-soft: #fdefe4;

  --is-positive: #157347;
  --is-positive-soft: #e4f5ec;

  --is-shadow-card: 0 1px 2px rgb(16 16 20 / 0.05), 0 1px 3px rgb(16 16 20 / 0.04);
  --is-shadow-lifted: 0 4px 12px rgb(16 16 20 / 0.08), 0 1px 3px rgb(16 16 20 / 0.05);

  --is-radius: 10px;
  --is-radius-lg: 16px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --is-canvas: #0b0b0d;
    --is-surface: #161619;
    --is-subtle: #202024;
    --is-line: #292930;
    --is-line-strong: #3b3b44;

    --is-ink: #f1f1f4;
    --is-muted: #a2a2ae;
    --is-faint: #74747f;

    --is-accent: #ff8a3d;
    --is-accent-ink: #2a1405;
    --is-accent-soft: #2c1a0c;

    --is-positive: #4ade9b;
    --is-positive-soft: #10281d;

    --is-shadow-card: 0 1px 2px rgb(0 0 0 / 0.4);
    --is-shadow-lifted: 0 6px 16px rgb(0 0 0 / 0.5);
  }
}

/* --- Reset --- */
*,
*::before,
*::after { box-sizing: border-box; }

* { margin: 0; padding: 0; }

html {
  background-color: var(--is-canvas);
  color-scheme: light dark;
  scroll-behavior: smooth;
}

body {
  background-color: var(--is-canvas);
  color: var(--is-ink);
  font-family: 'Roboto', system-ui, -apple-system, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: 'Poppins', system-ui, sans-serif;
  line-height: 1.2;
  letter-spacing: -0.02em;
  font-weight: 600;
}

img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }

a {
  color: var(--is-accent);
  text-decoration: none;
  transition: opacity 0.15s;
}
a:hover { opacity: 0.75; }

:focus-visible {
  outline: 2px solid var(--is-accent);
  outline-offset: 2px;
  border-radius: 6px;
}

/* ====================================================
   Navigation
   ==================================================== */
.is-nav {
  position: sticky;
  top: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0 1.5rem;
  height: 58px;
  background: color-mix(in srgb, var(--is-surface) 88%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--is-line);
}

.is-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: 'Poppins', sans-serif;
  font-weight: 600;
  font-size: 1rem;
  color: var(--is-ink);
  letter-spacing: -0.03em;
}
.is-logo:hover { opacity: 1; color: var(--is-accent); }
.is-logo img { width: 26px; height: 26px; border-radius: 6px; }

.is-nav-links {
  display: flex;
  align-items: center;
  gap: 1.4rem;
  font-size: 0.9rem;
}
.is-nav-links a {
  color: var(--is-muted);
  font-weight: 500;
}
.is-nav-links a:hover { color: var(--is-ink); opacity: 1; }
.is-nav-links a[aria-current='page'] { color: var(--is-accent); }

/* ====================================================
   Structure de section
   ==================================================== */
.is-section {
  width: 100%;
  max-width: 940px;
  margin: 0 auto;
  padding: 4.5rem 1.5rem;
}
.is-section--tight { padding-block: 3rem; }

.is-band { background: var(--is-surface); border-block: 1px solid var(--is-line); }

.is-eyebrow {
  display: block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--is-accent);
  margin-bottom: 0.85rem;
}

.is-section h2 {
  font-size: clamp(1.45rem, 3.2vw, 1.95rem);
  margin-bottom: 0.75rem;
}

.is-lead {
  color: var(--is-muted);
  font-size: 1.02rem;
  max-width: 62ch;
}

.is-section h2 + .is-lead { margin-bottom: 2.25rem; }
.is-section h2:last-child { margin-bottom: 2.25rem; }

/* ====================================================
   Hero
   ==================================================== */
.is-hero {
  position: relative;
  overflow: hidden;
  padding: 5.5rem 1.5rem 4.5rem;
  text-align: center;
  background-color: var(--is-canvas);
  background-image:
    radial-gradient(circle at 50% 0%, var(--is-accent-soft) 0%, transparent 60%),
    linear-gradient(var(--is-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--is-line) 1px, transparent 1px);
  background-size: 100% 100%, 34px 34px, 34px 34px;
}

.is-hero::after {
  content: '';
  position: absolute;
  inset: auto 0 0 0;
  height: 120px;
  background: linear-gradient(to bottom, transparent, var(--is-canvas));
  pointer-events: none;
}

.is-hero-inner {
  position: relative;
  z-index: 1;
  max-width: 720px;
  margin: 0 auto;
}

.is-hero-icon {
  width: 68px;
  height: 68px;
  border-radius: 16px;
  margin: 0 auto 1.5rem;
  box-shadow: var(--is-shadow-lifted);
}

.is-hero h1 {
  font-size: clamp(1.9rem, 5vw, 2.85rem);
  margin-bottom: 1rem;
  text-wrap: balance;
}

.is-hero p {
  color: var(--is-muted);
  font-size: clamp(1rem, 2vw, 1.12rem);
  max-width: 56ch;
  margin: 0 auto;
  text-wrap: pretty;
}

.is-hero--compact { padding: 3.5rem 1.5rem 3rem; }
.is-hero--compact h1 { font-size: clamp(1.6rem, 4vw, 2.15rem); }

/* --- Puce d'état / badges --- */
.is-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.3rem 0.8rem;
  border-radius: 999px;
  border: 1px solid var(--is-line-strong);
  background: var(--is-surface);
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--is-muted);
  margin-bottom: 1.5rem;
}
.is-pill i { color: var(--is-accent); font-size: 0.7rem; }

.is-sites {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 2rem;
}
.is-site-badge {
  padding: 0.3rem 0.75rem;
  border-radius: 999px;
  background: var(--is-subtle);
  border: 1px solid var(--is-line);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--is-muted);
}

/* --- Boutons --- */
.is-ctas {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
  margin-top: 2rem;
}

.is-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.7rem 1.35rem;
  border-radius: 8px;
  font-family: 'Poppins', sans-serif;
  font-size: 0.92rem;
  font-weight: 500;
  border: 1px solid transparent;
  transition: transform 0.15s, box-shadow 0.15s, background-color 0.15s;
}
.is-btn:hover { opacity: 1; transform: translateY(-1px); }

.is-btn-primary {
  background: var(--is-accent);
  color: var(--is-accent-ink);
  box-shadow: var(--is-shadow-card);
}
.is-btn-primary:hover { color: var(--is-accent-ink); box-shadow: var(--is-shadow-lifted); }

.is-btn-ghost {
  background: var(--is-surface);
  border-color: var(--is-line-strong);
  color: var(--is-ink);
}
.is-btn-ghost:hover { color: var(--is-ink); border-color: var(--is-accent); }

/* ====================================================
   Grille de fonctionnalités
   ==================================================== */
.is-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1rem;
}

.is-card {
  background: var(--is-surface);
  border: 1px solid var(--is-line);
  border-radius: var(--is-radius);
  padding: 1.4rem;
  box-shadow: var(--is-shadow-card);
}

.is-card i {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 8px;
  background: var(--is-accent-soft);
  color: var(--is-accent);
  font-size: 0.9rem;
  margin-bottom: 0.9rem;
}

.is-card h3 {
  font-size: 1rem;
  margin-bottom: 0.4rem;
}

.is-card p {
  color: var(--is-muted);
  font-size: 0.9rem;
  line-height: 1.6;
}

/* ====================================================
   Étapes numérotées
   ==================================================== */
.is-steps {
  display: grid;
  gap: 0.75rem;
  counter-reset: is-step;
}

.is-steps li {
  counter-increment: is-step;
  display: grid;
  grid-template-columns: 30px 1fr;
  gap: 0.9rem;
  align-items: start;
  background: var(--is-surface);
  border: 1px solid var(--is-line);
  border-radius: var(--is-radius);
  padding: 1rem 1.15rem;
  font-size: 0.94rem;
  color: var(--is-muted);
}

.is-steps li::before {
  content: counter(is-step, decimal-leading-zero);
  font-family: 'Poppins', sans-serif;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--is-accent);
  background: var(--is-accent-soft);
  border-radius: 6px;
  padding: 0.2rem 0;
  text-align: center;
  line-height: 1.4;
}

.is-steps strong { color: var(--is-ink); font-weight: 600; }

/* ====================================================
   Feuille de route
   ==================================================== */
.is-roadmap { display: grid; gap: 0.6rem; }

.is-roadmap li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.85rem;
  align-items: baseline;
  padding: 0.85rem 1.1rem;
  border: 1px dashed var(--is-line-strong);
  border-radius: var(--is-radius);
  font-size: 0.94rem;
  color: var(--is-muted);
}
.is-roadmap li i { color: var(--is-faint); font-size: 0.8rem; }
.is-roadmap strong { display: block; color: var(--is-ink); font-weight: 600; font-size: 0.98rem; }

/* ====================================================
   Encart
   ==================================================== */
.is-callout {
  background: var(--is-surface);
  border: 1px solid var(--is-line);
  border-left: 3px solid var(--is-accent);
  border-radius: var(--is-radius);
  padding: 1.6rem 1.75rem;
  box-shadow: var(--is-shadow-card);
}
.is-callout h3 { font-size: 1.1rem; margin-bottom: 0.5rem; }
.is-callout p { color: var(--is-muted); font-size: 0.94rem; margin-bottom: 0.75rem; }
.is-callout p:last-child { margin-bottom: 0; }
.is-callout--quiet { border-left-color: var(--is-line-strong); }

/* ====================================================
   FAQ
   ==================================================== */
.is-faq { display: grid; gap: 0.6rem; }

.is-faq details {
  background: var(--is-surface);
  border: 1px solid var(--is-line);
  border-radius: var(--is-radius);
  overflow: hidden;
}
.is-faq details[open] { box-shadow: var(--is-shadow-card); }

.is-faq summary {
  cursor: pointer;
  list-style: none;
  padding: 0.95rem 1.15rem;
  font-family: 'Poppins', sans-serif;
  font-weight: 500;
  font-size: 0.95rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}
.is-faq summary::-webkit-details-marker { display: none; }
/* Chevron dessiné en CSS plutôt qu'avec une glyphe Font Awesome : c'est le seul
   repère qui dit qu'une question s'ouvre, il ne doit pas dépendre d'un CDN. */
.is-faq summary::after {
  content: '';
  flex: none;
  width: 7px;
  height: 7px;
  margin-top: -3px;
  border-right: 2px solid var(--is-faint);
  border-bottom: 2px solid var(--is-faint);
  transform: rotate(45deg);
  transition: transform 0.2s;
}
.is-faq details[open] summary::after { transform: rotate(-135deg); margin-top: 3px; }

.is-faq-body {
  padding: 0 1.15rem 1.1rem;
  color: var(--is-muted);
  font-size: 0.92rem;
}
.is-faq-body p + p { margin-top: 0.6rem; }

/* ====================================================
   Contact
   ==================================================== */
.is-contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1rem;
}

.is-contact-card {
  background: var(--is-surface);
  border: 1px solid var(--is-line);
  border-radius: var(--is-radius);
  padding: 1.4rem;
  box-shadow: var(--is-shadow-card);
}
.is-contact-card h3 { font-size: 0.98rem; margin-bottom: 0.35rem; }
.is-contact-card p { color: var(--is-muted); font-size: 0.88rem; margin-bottom: 0.75rem; }
.is-contact-card a { font-weight: 500; font-size: 0.9rem; }

/* ====================================================
   Politique de confidentialité (rendu Markdown)
   ==================================================== */
.is-prose {
  max-width: 760px;
  margin: 0 auto;
  padding: 3.5rem 1.5rem 5rem;
}

.is-prose h1 {
  font-size: clamp(1.7rem, 4vw, 2.2rem);
  margin-bottom: 1.5rem;
}

.is-prose h2 {
  font-size: 1.2rem;
  margin: 2.5rem 0 0.75rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--is-line);
}
.is-prose h2:first-of-type { border-top: none; padding-top: 0; }

.is-prose h3 { font-size: 1.02rem; margin: 1.75rem 0 0.5rem; }

.is-prose p,
.is-prose li { color: var(--is-muted); font-size: 0.97rem; }

.is-prose p { margin-bottom: 1rem; }

.is-prose em { color: var(--is-faint); font-style: normal; font-size: 0.88rem; }

.is-prose strong { color: var(--is-ink); font-weight: 600; }

.is-prose ul,
.is-prose ol {
  list-style: revert;
  padding-left: 1.35rem;
  margin-bottom: 1rem;
}
.is-prose li { margin-bottom: 0.4rem; }

.is-prose code {
  font-family: ui-monospace, 'SFMono-Regular', Menlo, monospace;
  font-size: 0.85em;
  background: var(--is-subtle);
  border: 1px solid var(--is-line);
  border-radius: 4px;
  padding: 0.1em 0.4em;
  color: var(--is-ink);
}

.is-prose hr {
  border: none;
  border-top: 1px solid var(--is-line);
  margin: 2rem 0;
}

.is-prose blockquote {
  border-left: 3px solid var(--is-accent);
  background: var(--is-surface);
  border-radius: 0 var(--is-radius) var(--is-radius) 0;
  padding: 0.9rem 1.2rem;
  margin-bottom: 1rem;
}
.is-prose blockquote p:last-child { margin-bottom: 0; }

.is-prose table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
  margin-bottom: 1.5rem;
  background: var(--is-surface);
  border: 1px solid var(--is-line);
  border-radius: var(--is-radius);
  overflow: hidden;
}

.is-prose th,
.is-prose td {
  text-align: left;
  padding: 0.7rem 0.9rem;
  border-bottom: 1px solid var(--is-line);
  vertical-align: top;
}

.is-prose th {
  background: var(--is-subtle);
  font-family: 'Poppins', sans-serif;
  font-weight: 600;
  font-size: 0.8rem;
  color: var(--is-ink);
  white-space: nowrap;
}

.is-prose tr:last-child td { border-bottom: none; }
.is-prose td { color: var(--is-muted); }

/* ====================================================
   Pied de page
   ==================================================== */
.is-footer {
  border-top: 1px solid var(--is-line);
  background: var(--is-surface);
  padding: 2.25rem 1.5rem;
  text-align: center;
  font-size: 0.85rem;
  color: var(--is-faint);
}
.is-footer nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem 1rem;
  margin-bottom: 0.85rem;
}
.is-footer nav a { color: var(--is-muted); font-weight: 500; }
.is-footer nav a:hover { color: var(--is-accent); opacity: 1; }

/* ====================================================
   Petits écrans
   ==================================================== */
@media (max-width: 640px) {
  .is-nav { padding: 0 1rem; height: 54px; }
  .is-nav-links { gap: 1rem; font-size: 0.85rem; }
  .is-section { padding-block: 3.25rem; }
  .is-hero { padding: 3.5rem 1.25rem 3rem; }
  .is-ctas .is-btn { width: 100%; justify-content: center; }
  /* Un tableau de politique de confidentialité ne tient pas sur un téléphone :
     il devient une bande qui défile horizontalement plutôt que de faire déborder
     la page entière. */
  .is-prose table { display: block; overflow-x: auto; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
  html { scroll-behavior: auto; }
}

/* ====================================================
   Formulaire de contact
   ==================================================== */
.is-form {
  background: var(--is-surface);
  border: 1px solid var(--is-line);
  border-radius: var(--is-radius);
  padding: 1.6rem;
  box-shadow: var(--is-shadow-card);
  display: grid;
  gap: 1rem;
  max-width: 560px;
}

.is-form-group { display: grid; gap: 0.35rem; }

.is-form label {
  font-family: 'Poppins', sans-serif;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--is-muted);
}

.is-form input,
.is-form select,
.is-form textarea {
  font: inherit;
  font-size: 0.92rem;
  color: var(--is-ink);
  background: var(--is-canvas);
  border: 1px solid var(--is-line-strong);
  border-radius: 8px;
  padding: 0.6rem 0.75rem;
  width: 100%;
  transition: border-color 0.15s;
}

.is-form input:focus,
.is-form select:focus,
.is-form textarea:focus {
  border-color: var(--is-accent);
  outline: none;
}

.is-form textarea { resize: vertical; min-height: 120px; }

.is-form-submit {
  justify-self: start;
  cursor: pointer;
  border: none;
  background: var(--is-accent);
  color: var(--is-accent-ink);
  font-family: 'Poppins', sans-serif;
  font-size: 0.92rem;
  font-weight: 500;
  padding: 0.7rem 1.35rem;
  border-radius: 8px;
  box-shadow: var(--is-shadow-card);
  transition: transform 0.15s, box-shadow 0.15s;
}
.is-form-submit:hover { transform: translateY(-1px); box-shadow: var(--is-shadow-lifted); }

.is-form-note { font-size: 0.8rem; color: var(--is-faint); }