/* =========================================================
   FinanceQc — Feuille de style principale
   Design sobre, professionnel et inspiré de la finance.
   ========================================================= */

:root {
  --color-bg: #ffffff;
  --color-bg-soft: #f5f7fa;
  --color-bg-muted: #eef2f6;
  --color-text: #0f1d2e;
  --color-text-muted: #5b6b7d;
  --color-border: #e1e7ee;
  --color-primary: #0a2540;        /* Bleu foncé finance */
  --color-primary-hover: #143a64;
  --color-primary-soft: #eaf0f7;
  --color-accent: #00875a;         /* Vert accent */
  --color-accent-soft: #e6f4ee;
  --color-gold: #c9a227;           /* Doré secondaire */
  --color-warning-bg: #fff8e1;
  --color-warning-border: #f1d27a;

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 18px;

  --shadow-sm: 0 1px 2px rgba(15, 29, 46, 0.04), 0 1px 3px rgba(15, 29, 46, 0.06);
  --shadow-md: 0 4px 12px rgba(15, 29, 46, 0.06), 0 2px 4px rgba(15, 29, 46, 0.04);
  --shadow-lg: 0 10px 30px rgba(15, 29, 46, 0.08);

  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue",
    Arial, "Noto Sans", sans-serif;
  --font-serif: Georgia, "Times New Roman", serif;

  --container: 1120px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: var(--color-primary);
  text-decoration: none;
}

a:hover {
  color: var(--color-primary-hover);
  text-decoration: underline;
}

h1, h2, h3, h4 {
  color: var(--color-primary);
  line-height: 1.25;
  margin: 0 0 0.6em 0;
  font-weight: 700;
}

h1 { font-size: 2.25rem; }
h2 { font-size: 1.6rem; margin-top: 2rem; }
h3 { font-size: 1.2rem; margin-top: 1.5rem; }
h4 { font-size: 1.05rem; margin-top: 1.2rem; }

p { margin: 0 0 1em 0; }

ul, ol { padding-left: 1.4em; }
li { margin-bottom: 0.4em; }

hr {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: 2rem 0;
}

/* ---------- Layout ---------- */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 1.25rem;
}

.section {
  padding: 3rem 0;
}

.section-soft {
  background-color: var(--color-bg-soft);
}

/* ---------- Header ---------- */
.site-header {
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 50;
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 0.9rem;
  padding-bottom: 0.9rem;
  gap: 1rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--color-primary);
}

.brand:hover { text-decoration: none; }

.brand-mark {
  display: inline-flex;
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  color: #fff;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.95rem;
  letter-spacing: 0.5px;
}

.site-nav {
  display: flex;
  gap: 1.4rem;
  align-items: center;
  flex-wrap: wrap;
}

.site-nav a {
  color: var(--color-text);
  font-size: 0.95rem;
  font-weight: 500;
}

.site-nav a:hover {
  color: var(--color-primary);
  text-decoration: none;
}

/* ---------- Hero ---------- */
.hero {
  background: linear-gradient(180deg, var(--color-primary-soft) 0%, var(--color-bg) 100%);
  padding: 4rem 0 3rem;
  border-bottom: 1px solid var(--color-border);
}

.hero h1 {
  font-size: 2.75rem;
  max-width: 820px;
  letter-spacing: -0.5px;
}

.hero p.lede {
  font-size: 1.2rem;
  color: var(--color-text-muted);
  max-width: 720px;
  margin-bottom: 1.5rem;
}

.hero-cta {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

/* ---------- Boutons ---------- */
.btn {
  display: inline-block;
  padding: 0.7rem 1.2rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease;
  text-align: center;
  line-height: 1.2;
}

.btn-primary {
  background-color: var(--color-primary);
  color: #fff;
}

.btn-primary:hover {
  background-color: var(--color-primary-hover);
  color: #fff;
  text-decoration: none;
}

.btn-secondary {
  background-color: #fff;
  color: var(--color-primary);
  border-color: var(--color-border);
}

.btn-secondary:hover {
  background-color: var(--color-bg-soft);
  text-decoration: none;
}

.btn-accent {
  background-color: var(--color-accent);
  color: #fff;
}

.btn-accent:hover {
  background-color: #006b48;
  color: #fff;
  text-decoration: none;
}

/* ---------- Cartes ---------- */
.card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.4rem;
  box-shadow: var(--shadow-sm);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1rem;
  margin-top: 1.5rem;
}

.calc-card {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease;
  text-decoration: none;
  color: inherit;
}

.calc-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: #cdd7e2;
  text-decoration: none;
  color: inherit;
}

.calc-card .tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: var(--color-accent);
  background: var(--color-accent-soft);
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  align-self: flex-start;
}

.calc-card h3 {
  margin: 0;
  font-size: 1.15rem;
}

.calc-card p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  margin: 0;
}

.calc-card .arrow {
  color: var(--color-primary);
  font-weight: 600;
  margin-top: auto;
  font-size: 0.9rem;
}

/* ---------- Formulaires ---------- */
.calc-layout {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 1.5rem;
  margin-top: 1.5rem;
}

@media (max-width: 860px) {
  .calc-layout {
    grid-template-columns: 1fr;
  }
}

.form-card,
.results-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.6rem;
  box-shadow: var(--shadow-sm);
}

.form-card h2,
.results-card h2 {
  margin-top: 0;
  font-size: 1.25rem;
}

.field {
  margin-bottom: 1rem;
}

.field label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 0.35rem;
  color: var(--color-text);
}

.field .hint {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-top: 0.25rem;
}

.field input[type="number"],
.field input[type="text"],
.field select {
  width: 100%;
  padding: 0.55rem 0.7rem;
  font-size: 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: #fff;
  color: var(--color-text);
  font-family: inherit;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.field input:focus,
.field select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(10, 37, 64, 0.12);
}

.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

@media (max-width: 540px) {
  .field-row {
    grid-template-columns: 1fr;
  }
}

.form-actions {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
  margin-top: 1rem;
}

/* ---------- Résultats ---------- */
.results-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  margin-top: 1rem;
}

@media (max-width: 540px) {
  .results-grid {
    grid-template-columns: 1fr;
  }
}

.result-tile {
  background: var(--color-bg-soft);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 0.9rem 1rem;
}

.result-tile.highlight {
  background: var(--color-accent-soft);
  border-color: #b8e0cb;
}

.result-tile .label {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--color-text-muted);
  font-weight: 600;
}

.result-tile .value {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-top: 0.25rem;
  font-variant-numeric: tabular-nums;
}

.summary-box {
  margin-top: 1.25rem;
  padding: 1rem 1.1rem;
  border-left: 4px solid var(--color-accent);
  background: var(--color-accent-soft);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  font-size: 0.95rem;
}

/* ---------- Tableaux ---------- */
table {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0;
  font-size: 0.95rem;
}

table th,
table td {
  padding: 0.7rem 0.8rem;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

table th {
  background: var(--color-bg-soft);
  font-weight: 600;
  color: var(--color-primary);
}

table tbody tr:hover {
  background: var(--color-bg-soft);
}

/* ---------- Avertissement ---------- */
.notice {
  background: var(--color-warning-bg);
  border: 1px solid var(--color-warning-border);
  border-radius: var(--radius-sm);
  padding: 0.85rem 1rem;
  font-size: 0.9rem;
  color: #5d4a10;
  margin: 1rem 0;
}

.notice strong { color: #4a3a08; }

/* ---------- FAQ ---------- */
.faq details {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 0.85rem 1rem;
  margin-bottom: 0.6rem;
  background: #fff;
}

.faq details[open] {
  background: var(--color-bg-soft);
}

.faq summary {
  font-weight: 600;
  cursor: pointer;
  color: var(--color-primary);
  list-style: none;
}

.faq summary::-webkit-details-marker { display: none; }

.faq summary::after {
  content: "+";
  float: right;
  font-weight: 700;
  color: var(--color-text-muted);
}

.faq details[open] summary::after { content: "−"; }

.faq details p {
  margin-top: 0.7rem;
  margin-bottom: 0;
  color: var(--color-text);
}

/* ---------- Article ---------- */
.article-content {
  max-width: 760px;
}

.article-content p,
.article-content li {
  color: #1f2d3d;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--color-primary);
  color: #cfd8e3;
  padding: 2.5rem 0 1.5rem;
  margin-top: 4rem;
  font-size: 0.92rem;
}

.site-footer a {
  color: #fff;
}

.site-footer h4 {
  color: #fff;
  font-size: 0.95rem;
  margin: 0 0 0.7rem 0;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 2rem;
}

@media (max-width: 720px) {
  .footer-grid { grid-template-columns: 1fr; }
}

.footer-grid ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-grid li { margin-bottom: 0.35rem; }

.footer-bottom {
  margin-top: 2rem;
  padding-top: 1.25rem;
  border-top: 1px solid rgba(255,255,255,0.12);
  font-size: 0.82rem;
  color: #aab8c7;
}

/* ---------- Petits utilitaires ---------- */
.muted { color: var(--color-text-muted); }
.text-center { text-align: center; }
.mt-0 { margin-top: 0 !important; }
.mt-1 { margin-top: 0.5rem !important; }
.mt-2 { margin-top: 1rem !important; }
.mt-3 { margin-top: 1.5rem !important; }
.mt-4 { margin-top: 2rem !important; }
.mb-0 { margin-bottom: 0 !important; }
.no-wrap { white-space: nowrap; }

.eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--color-accent);
  margin-bottom: 0.5rem;
}

.breadcrumbs {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin: 1rem 0 0.5rem;
}

.breadcrumbs a { color: var(--color-text-muted); }
.breadcrumbs a:hover { color: var(--color-primary); }

/* =========================================================
   PHASE 2 — Composants avancés
   ========================================================= */

/* ---------- Navigation par catégories ---------- */
.site-nav .nav-group {
  position: relative;
}

.site-nav .nav-group > a,
.site-nav .nav-group > button {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  background: none;
  border: none;
  font: inherit;
  color: var(--color-text);
  cursor: pointer;
  padding: 0;
}

.site-nav .nav-group > a::after {
  content: "▾";
  font-size: 0.7rem;
  margin-left: 0.2rem;
  color: var(--color-text-muted);
}

.site-nav .nav-dropdown {
  visibility: hidden;
  opacity: 0;
  position: absolute;
  top: calc(100% + 0.4rem);
  left: 0;
  min-width: 240px;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: 0.5rem;
  z-index: 60;
  /* Grace period on hide: stay visible briefly, then fade out, so a
     fast mouse move from the trigger into the menu doesn't lose it. */
  transition: opacity 0.18s ease 0.12s, visibility 0s linear 0.3s;
}

/* Invisible bridge over the 0.4rem gap so the menu stays open
   when moving the mouse from the trigger down into the dropdown. */
.site-nav .nav-dropdown::before {
  content: "";
  position: absolute;
  bottom: 100%;
  left: 0;
  width: 100%;
  height: 0.4rem;
}

.site-nav .nav-group:hover .nav-dropdown,
.site-nav .nav-group:focus-within .nav-dropdown {
  visibility: visible;
  opacity: 1;
  /* Show immediately (no delay) when entering. */
  transition: opacity 0.12s ease 0s, visibility 0s linear 0s;
}

.site-nav .nav-dropdown a {
  display: block;
  padding: 0.5rem 0.7rem;
  font-size: 0.9rem;
  color: var(--color-text);
  border-radius: var(--radius-sm);
}

.site-nav .nav-dropdown a:hover {
  background: var(--color-primary-soft);
  color: var(--color-primary);
  text-decoration: none;
}

/* =========================================================
   Navigation mobile — tiroir coulissant + accordéon
   Le bouton hamburger et la superposition sont injectés par
   main.js ; toute la présentation est gérée ici.
   ========================================================= */

/* Bouton hamburger (caché sur grand écran) */
.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  margin: -0.35rem -0.35rem -0.35rem 0;
  padding: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: #fff;
  color: var(--color-primary);
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  transition: background-color 0.15s ease, border-color 0.15s ease;
}

.nav-toggle:hover { background: var(--color-bg-soft); }
.nav-toggle svg { width: 24px; height: 24px; }
.nav-toggle .icon-close { display: none; }

/* Superposition sombre derrière le tiroir */
.nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(10, 37, 46, 0.45);
  -webkit-backdrop-filter: blur(2px);
  backdrop-filter: blur(2px);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s ease, visibility 0s linear 0.25s;
  z-index: 55;
}

/* Chevron injecté à côté des entrées à sous-menu (mobile) */
.nav-sub-toggle { display: none; }

@keyframes navSlideIn {
  from { transform: translateX(100%); }
  to { transform: translateX(0); }
}

@keyframes navSlideOut {
  from { transform: translateX(0); }
  to { transform: translateX(100%); }
}

@media (max-width: 860px) {
  .site-header { z-index: 60; }

  .nav-toggle { display: inline-flex; }

  body.nav-open .nav-toggle .icon-open { display: none; }
  body.nav-open .nav-toggle .icon-close { display: block; }

  /* Empêche le défilement du fond pendant l'ouverture du menu */
  body.nav-open { overflow: hidden; }
  body.nav-open .to-top { display: none; }

  .nav-overlay { display: block; }
  body.nav-open .nav-overlay {
    opacity: 1;
    visibility: visible;
    transition: opacity 0.25s ease;
  }

  /* Le menu devient un tiroir qui glisse depuis la droite.
     Fermé = display:none (sinon le tiroir hors-écran élargit la page :
     un élément position:fixed n'est pas rogné par overflow-x sur ses
     ancêtres). On anime l'ouverture/fermeture par keyframes. */
  .site-nav {
    display: none;
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: min(86vw, 360px);
    flex-direction: column;
    flex-wrap: nowrap;
    align-items: stretch;
    gap: 0;
    margin: 0;
    padding: 4.75rem 1.4rem 2rem;
    background: #fff;
    box-shadow: -10px 0 36px rgba(15, 29, 46, 0.18);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior: contain;
    transform: translateX(100%);
    z-index: 56;
    font-size: 1rem;
  }

  body.nav-open .site-nav {
    display: flex;
    transform: translateX(0);
    animation: navSlideIn 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  }

  .site-nav.nav-closing {
    display: flex;
    transform: translateX(100%);
    animation: navSlideOut 0.25s ease;
  }

  /* Entrées de premier niveau (liens simples et groupes) */
  .site-nav > a,
  .site-nav .nav-group {
    border-bottom: 1px solid var(--color-border);
  }

  .site-nav > a {
    display: block;
    padding: 0.95rem 0.25rem;
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--color-text);
  }

  .site-nav > a:hover { color: var(--color-primary); }

  /* Groupe à sous-menu : lien + chevron sur une ligne, sous-menu dessous */
  .site-nav .nav-group {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
  }

  .site-nav .nav-group > a {
    flex: 1 1 auto;
    padding: 0.95rem 0.25rem;
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--color-text);
  }

  .site-nav .nav-group > a::after { display: none; }

  .nav-sub-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    flex: 0 0 auto;
    background: none;
    border: none;
    color: var(--color-text-muted);
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
  }

  .nav-sub-toggle svg {
    width: 18px;
    height: 18px;
    transition: transform 0.25s ease;
  }

  .site-nav .nav-group.is-open .nav-sub-toggle svg { transform: rotate(180deg); }

  /* Sous-menu repliable (accordéon) */
  .site-nav .nav-dropdown {
    flex-basis: 100%;
    position: static;
    min-width: 0;
    visibility: visible;
    opacity: 1;
    box-shadow: none;
    border: none;
    background: var(--color-bg-soft);
    border-radius: var(--radius-sm);
    margin: 0;
    padding: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, margin 0.3s ease;
  }

  .site-nav .nav-dropdown::before { display: none; }

  .site-nav .nav-group.is-open .nav-dropdown {
    max-height: 34rem;
    margin: 0 0 0.85rem;
  }

  .site-nav .nav-dropdown a {
    padding: 0.7rem 0.9rem;
    font-size: 0.95rem;
  }
}

/* ---------- Badges ---------- */
.badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  margin-left: 0.4rem;
  vertical-align: middle;
}

.badge-popular {
  background: var(--color-gold);
  color: #3d2f00;
}

.badge-new {
  background: var(--color-accent);
  color: #fff;
}

.badge-tax {
  background: #eef0f7;
  color: var(--color-primary);
}

/* ---------- Cartes modernisées ---------- */
.calc-card {
  position: relative;
  border-radius: var(--radius-lg);
}

.calc-card .icon {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--color-primary-soft);
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 0.4rem;
}

.calc-card .icon svg { width: 20px; height: 20px; }

.calc-card .badge {
  position: absolute;
  top: 0.9rem;
  right: 0.9rem;
  margin-left: 0;
}

.calc-card.calc-card-accent {
  border-color: #cfe6da;
  background: linear-gradient(180deg, #fdfffd 0%, var(--color-accent-soft) 100%);
}

/* ---------- Sections alternées ---------- */
.section-alt {
  background: var(--color-bg-soft);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.section-tight { padding: 2rem 0; }
.section-loose { padding: 4.5rem 0; }

/* ---------- Callouts informatifs ---------- */
.callout {
  display: flex;
  gap: 0.9rem;
  padding: 1rem 1.1rem;
  border-radius: var(--radius-md);
  border-left: 4px solid var(--color-primary);
  background: var(--color-primary-soft);
  margin: 1.4rem 0;
  align-items: flex-start;
  font-size: 0.95rem;
}

.callout .callout-icon {
  flex: 0 0 auto;
  width: 22px;
  height: 22px;
  margin-top: 0.15rem;
  color: var(--color-primary);
}

.callout-tip {
  border-left-color: var(--color-accent);
  background: var(--color-accent-soft);
}
.callout-tip .callout-icon { color: var(--color-accent); }

.callout-warn {
  border-left-color: #d68a08;
  background: var(--color-warning-bg);
  color: #5d4a10;
}
.callout-warn .callout-icon { color: #b87800; }

.callout-example {
  border-left-color: var(--color-gold);
  background: #fbf6e6;
  color: #3d2f00;
}
.callout-example .callout-icon { color: var(--color-gold); }

.callout strong { color: inherit; }

.callout p:last-child { margin-bottom: 0; }

/* ---------- Tableau comparatif ---------- */
.compare-table {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin: 1.5rem 0;
}

.compare-table table { margin: 0; }

.compare-table th,
.compare-table td {
  text-align: left;
  vertical-align: top;
  padding: 0.85rem 1rem;
}

.compare-table .col-good { color: var(--color-accent); font-weight: 600; }
.compare-table .col-bad { color: #b8501e; font-weight: 600; }

/* ---------- Calculateurs reliés ---------- */
.related {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--color-border);
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0.8rem;
  margin-top: 1rem;
}

.related-card {
  display: block;
  padding: 0.9rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: #fff;
  transition: border-color 0.15s ease, transform 0.15s ease, box-shadow 0.15s ease;
  color: inherit;
}

.related-card:hover {
  border-color: #cdd7e2;
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
  text-decoration: none;
  color: inherit;
}

.related-card .label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--color-text-muted);
  font-weight: 600;
}

.related-card .title {
  font-weight: 600;
  color: var(--color-primary);
  margin-top: 0.15rem;
}

/* ---------- Méta-info guides (temps de lecture, date) ---------- */
.meta-row {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  align-items: center;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: 1.2rem;
}

.meta-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.2rem 0.6rem;
  background: var(--color-bg-soft);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  font-size: 0.8rem;
}

.meta-pill svg { width: 14px; height: 14px; }

/* ---------- Table des matières ---------- */
.toc {
  background: var(--color-bg-soft);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1rem 1.2rem;
  margin: 1.5rem 0 2rem;
}

.toc h2 {
  margin: 0 0 0.6rem 0;
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: var(--color-text-muted);
}

.toc ol {
  margin: 0;
  padding-left: 1.2rem;
  font-size: 0.95rem;
}

.toc li { margin-bottom: 0.25rem; }

.toc a { color: var(--color-text); }
.toc a:hover { color: var(--color-primary); }

/* ---------- Étapes / scénarios ---------- */
.steps {
  list-style: none;
  counter-reset: step;
  padding: 0;
  margin: 1.4rem 0;
}

.steps li {
  counter-increment: step;
  position: relative;
  padding: 0.85rem 1rem 0.85rem 3rem;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-bottom: 0.65rem;
}

.steps li::before {
  content: counter(step);
  position: absolute;
  top: 0.8rem;
  left: 0.8rem;
  width: 1.6rem;
  height: 1.6rem;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.85rem;
}

/* ---------- Scénarios (cartes côte à côte) ---------- */
.scenario-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1rem;
  margin: 1.5rem 0;
}

.scenario {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.1rem 1.2rem;
}

.scenario h4 {
  margin-top: 0;
  font-size: 1rem;
  color: var(--color-primary);
}

.scenario .scenario-result {
  margin-top: 0.6rem;
  padding-top: 0.6rem;
  border-top: 1px dashed var(--color-border);
  font-weight: 600;
  color: var(--color-accent);
}

.scenario.scenario-bad .scenario-result { color: #b8501e; }

/* ---------- Bouton retour-haut ---------- */
.to-top {
  position: fixed;
  right: 1.2rem;
  bottom: 1.2rem;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  border: none;
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px);
  transition: opacity 0.18s ease, transform 0.18s ease, background-color 0.18s ease;
  z-index: 70;
}

.to-top.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.to-top:hover { background: var(--color-primary-hover); color: #fff; }

.to-top svg { width: 18px; height: 18px; }

/* ---------- Hero secondaire (catégories/guides) ---------- */
.hero-compact {
  padding: 2.5rem 0 1.5rem;
  background: linear-gradient(180deg, var(--color-primary-soft) 0%, var(--color-bg) 100%);
  border-bottom: 1px solid var(--color-border);
}

.hero-compact h1 { font-size: 2rem; margin-bottom: 0.5rem; }
.hero-compact .lede { font-size: 1.05rem; max-width: 720px; }

/* ---------- Petites améliorations typographiques ---------- */
.article-content h2 {
  border-top: 1px solid var(--color-border);
  padding-top: 1.4rem;
  margin-top: 2.5rem;
}

.article-content h2:first-of-type {
  border-top: none;
  padding-top: 0;
  margin-top: 1.5rem;
}

.article-content h3 { color: var(--color-primary); }

.article-content blockquote {
  margin: 1.4rem 0;
  padding: 0.9rem 1.2rem;
  border-left: 4px solid var(--color-gold);
  background: #fdf8e7;
  font-style: italic;
  color: #3d2f00;
  border-radius: var(--radius-sm);
}

.kicker {
  display: block;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.7px;
  color: var(--color-accent);
  margin-bottom: 0.4rem;
}

/* ---------- Liste de cartes pour pages catégories ---------- */
.cat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1rem;
  margin-top: 1.2rem;
}

/* ---------- Graphique simple (valeur nette) ---------- */
.bar-chart {
  margin-top: 1.2rem;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.bar-chart .bar-row {
  display: grid;
  grid-template-columns: 130px 1fr 110px;
  gap: 0.7rem;
  align-items: center;
  font-size: 0.9rem;
}

.bar-chart .bar-track {
  height: 14px;
  background: var(--color-bg-muted);
  border-radius: 999px;
  overflow: hidden;
  position: relative;
}

.bar-chart .bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  border-radius: 999px;
  transition: width 0.3s ease;
}

.bar-chart .bar-fill.neg {
  background: linear-gradient(90deg, #c0381f, #d68a08);
}

.bar-chart .bar-amount {
  text-align: right;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  color: var(--color-primary);
}

.bar-chart .bar-amount.neg { color: #b8501e; }

@media (max-width: 540px) {
  .bar-chart .bar-row {
    grid-template-columns: 1fr;
    gap: 0.2rem;
  }
  .bar-chart .bar-amount { text-align: left; }
}

/* =========================================================
   PHASE 3 — Lot 1 (Fondation)
   ========================================================= */

/* ---------- Bandeau de confiance (au-dessus du footer) ---------- */
.trust-strip {
  background: var(--color-bg-soft);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: 1.1rem 0;
  font-size: 0.88rem;
  color: var(--color-text-muted);
}

.trust-strip .container {
  display: flex;
  flex-wrap: wrap;
  gap: 1.2rem 1.6rem;
  justify-content: center;
  align-items: center;
}

.trust-item {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  white-space: nowrap;
}

.trust-item svg {
  width: 16px;
  height: 16px;
  color: var(--color-accent);
  flex: 0 0 auto;
}

@media (max-width: 720px) {
  .trust-strip {
    font-size: 0.82rem;
  }
  .trust-strip .container {
    gap: 0.6rem 1rem;
    justify-content: flex-start;
  }
}

/* ---------- Liste de principes (À propos / Méthodologie) ---------- */
.principles {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1rem;
  margin: 1.5rem 0 2rem;
}

.principle {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.1rem 1.2rem;
}

.principle h3 {
  margin: 0 0 0.4rem 0;
  font-size: 1rem;
  color: var(--color-primary);
}

.principle p {
  margin: 0;
  font-size: 0.92rem;
  color: var(--color-text-muted);
}

/* ---------- Glossaire ---------- */
.glossary-letters {
  position: sticky;
  top: 64px;
  background: var(--color-bg);
  z-index: 30;
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
  padding: 0.7rem 0;
  margin: 1rem 0 1.5rem;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.glossary-letters a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 28px;
  height: 28px;
  padding: 0 0.4rem;
  font-size: 0.82rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  background: var(--color-bg-soft);
  color: var(--color-primary);
}

.glossary-letters a:hover {
  background: var(--color-primary-soft);
  text-decoration: none;
}

.glossary-letters a.is-empty {
  color: #b6c1cd;
  background: transparent;
  pointer-events: none;
}

.glossary-section {
  margin-top: 2rem;
}

.glossary-section h2 {
  font-size: 1.05rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-text-muted);
  border-top: 1px solid var(--color-border);
  padding-top: 1rem;
  margin-top: 1.5rem;
}

.glossary-section h2:first-of-type {
  border-top: none;
  margin-top: 0;
  padding-top: 0;
}

.term {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1rem 1.2rem;
  margin-bottom: 0.7rem;
}

.term h3 {
  margin: 0 0 0.4rem 0;
  font-size: 1.05rem;
  color: var(--color-primary);
  scroll-margin-top: 120px;
}

.term .term-acro {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  font-weight: 500;
  margin-left: 0.4rem;
}

.term p {
  margin: 0 0 0.4rem 0;
  color: var(--color-text);
  font-size: 0.95rem;
}

.term .term-example {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  background: var(--color-bg-soft);
  border-left: 3px solid var(--color-border);
  padding: 0.5rem 0.8rem;
  border-radius: var(--radius-sm);
  margin: 0.4rem 0;
}

.term .term-link {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-accent);
}

.term .term-link::after {
  content: " →";
}

/* ---------- Scénarios (page dédiée) ---------- */
.scenario-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.4rem 1.5rem;
  margin-bottom: 1.2rem;
  box-shadow: var(--shadow-sm);
}

.scenario-card h2 {
  margin: 0 0 0.4rem 0;
  font-size: 1.2rem;
  color: var(--color-primary);
  border-top: none;
  padding-top: 0;
}

.scenario-card .scenario-tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.7px;
  color: var(--color-accent);
  background: var(--color-accent-soft);
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  margin-bottom: 0.5rem;
}

.scenario-card .scenario-profile {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  margin-bottom: 0.8rem;
}

.scenario-card h3 {
  font-size: 0.95rem;
  margin-top: 1rem;
  margin-bottom: 0.4rem;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.scenario-card ul {
  margin: 0;
  padding-left: 1.2rem;
  font-size: 0.93rem;
}

.scenario-card .scenario-pitfalls {
  background: var(--color-warning-bg);
  border-left: 3px solid var(--color-warning-border);
  padding: 0.7rem 0.9rem;
  border-radius: var(--radius-sm);
  margin-top: 0.8rem;
  font-size: 0.92rem;
  color: #5d4a10;
}

.scenario-card .scenario-pitfalls strong { color: #4a3a08; }

.scenario-card .scenario-tools {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.8rem;
}

.scenario-card .scenario-tools a {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.35rem 0.8rem;
  font-size: 0.85rem;
  font-weight: 600;
  background: var(--color-primary-soft);
  color: var(--color-primary);
  border-radius: 999px;
}

.scenario-card .scenario-tools a:hover {
  background: var(--color-primary);
  color: #fff;
  text-decoration: none;
}

/* ---------- Sommaire des scénarios ---------- */
.scenario-index {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0.5rem;
  margin: 1rem 0 2rem;
  padding: 1rem 1.2rem;
  background: var(--color-bg-soft);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 0.9rem;
}

.scenario-index a {
  display: block;
  padding: 0.3rem 0.5rem;
  border-radius: var(--radius-sm);
  color: var(--color-text);
}

.scenario-index a:hover {
  background: var(--color-primary-soft);
  color: var(--color-primary);
  text-decoration: none;
}

/* ---------- Recherche locale ---------- */
.search-box {
  position: relative;
  margin: 0 auto 2rem;
  max-width: 640px;
}

.search-box input[type="search"] {
  width: 100%;
  padding: 0.85rem 1rem 0.85rem 2.6rem;
  font-size: 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: #fff
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%235b6b7d' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='11' cy='11' r='7'/%3E%3Cpath d='M21 21l-4.3-4.3'/%3E%3C/svg%3E")
    no-repeat 0.85rem center / 18px 18px;
  color: var(--color-text);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.search-box input[type="search"]:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(10, 37, 64, 0.1);
}

.search-results {
  display: none;
  list-style: none;
  margin: 0.5rem 0 0 0;
  padding: 0.4rem;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  z-index: 40;
  max-height: 60vh;
  overflow-y: auto;
}

.search-results.is-open {
  display: block;
}

.search-results li {
  list-style: none;
  margin: 0;
}

.search-hit a {
  display: block;
  padding: 0.55rem 0.7rem;
  border-radius: var(--radius-sm);
  color: inherit;
}

.search-hit a:hover,
.search-hit.is-active a {
  background: var(--color-primary-soft);
  text-decoration: none;
}

.search-type {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--color-accent);
  margin-right: 0.5rem;
}

.search-title {
  font-weight: 600;
  color: var(--color-primary);
}

.search-desc {
  display: block;
  margin-top: 0.15rem;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  line-height: 1.4;
}

.search-empty {
  padding: 0.8rem 0.7rem;
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

/* =========================================================
   Finitions mobiles — typographie et espacements
   ========================================================= */
@media (max-width: 640px) {
  .container { padding: 0 1.1rem; }

  h1 { font-size: 1.7rem; }
  h2 { font-size: 1.35rem; margin-top: 1.6rem; }
  h3 { font-size: 1.1rem; }

  .section { padding: 2.25rem 0; }
  .section-loose { padding: 3rem 0; }

  /* Héro plus compact et lisible sur petit écran */
  .hero { padding: 2.5rem 0 2rem; }
  .hero h1 { font-size: 2rem; letter-spacing: -0.3px; }
  .hero p.lede { font-size: 1.05rem; }
  .hero-compact { padding: 1.8rem 0 1.2rem; }
  .hero-compact h1 { font-size: 1.6rem; }

  /* Les boutons du héro occupent toute la largeur (cibles tactiles) */
  .hero-cta { gap: 0.6rem; }
  .hero-cta .btn { flex: 1 1 100%; padding: 0.85rem 1.2rem; }

  /* Grilles de cartes en une seule colonne, sans largeur mini rigide */
  .card-grid,
  .cat-grid,
  .scenario-grid,
  .related-grid,
  .principles {
    grid-template-columns: 1fr;
  }

  .calc-card { padding: 1.25rem; }

  /* Cartes formulaire / résultats moins serrées */
  .form-card,
  .results-card { padding: 1.25rem; }

  /* Tableaux : défilement horizontal plutôt que débordement */
  .compare-table { overflow-x: auto; }
  .compare-table table { min-width: 520px; }

  /* Recherche un peu plus haute pour le tactile */
  .search-box input[type="search"] { padding-top: 0.9rem; padding-bottom: 0.9rem; }

  /* Bouton retour-haut légèrement plus petit et décalé */
  .to-top { right: 1rem; bottom: 1rem; width: 40px; height: 40px; }
}