/* ==========================================================================
   Bye-Bye — Legal Documents Stylesheet
   Shared across: Politique de confidentialité, CGU, Politique de remboursement
   ========================================================================== */

:root {
  /* Brand */
  --color-primary: #1A9E8F;
  --color-primary-dark: #147A6E;
  --color-primary-light: #E8F7F5;
  --color-coral: #FF6B6B;
  --color-coral-light: #FFF0F0;
  --color-gold: #FFB800;
  --color-gold-light: #FFF8E1;

  /* Neutrals */
  --color-bg: #FFFFFF;
  --color-surface: #F7F9FA;
  --color-border: #E8EDF2;
  --color-text: #1A2332;
  --color-text-mid: #4A5568;
  --color-text-light: #8A9BB0;

  /* Type */
  --font-serif: 'Source Serif 4', Georgia, 'Times New Roman', serif;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  /* Layout */
  --max-width: 760px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  * {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--color-primary-dark);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.15s ease;
}

a:hover,
a:focus-visible {
  border-bottom-color: currentColor;
}

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ── Top bar ─────────────────────────────────────────────────────────────── */

.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
}

.topbar-inner {
  max-width: 980px;
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 17px;
  color: var(--color-text);
  border-bottom: none;
}

.brand:hover {
  border-bottom: none;
}

.brand-mark {
  width: 30px;
  height: 30px;
  border-radius: 9px;
  background: linear-gradient(160deg, var(--color-primary), var(--color-primary-dark));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  flex-shrink: 0;
}

.doc-nav {
  display: flex;
  gap: 6px;
}

.doc-nav a {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text-mid);
  padding: 7px 12px;
  border-radius: 20px;
  border-bottom: none;
  transition: background 0.15s ease, color 0.15s ease;
}

.doc-nav a:hover {
  background: var(--color-surface);
  border-bottom: none;
}

.doc-nav a.active {
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
}

/* ── Hero ────────────────────────────────────────────────────────────────── */

.doc-hero {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 56px 24px 40px;
}

.doc-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-primary-dark);
  background: var(--color-primary-light);
  padding: 6px 14px;
  border-radius: 20px;
  margin-bottom: 20px;
}

.doc-title {
  font-family: var(--font-serif);
  font-size: 42px;
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--color-text);
  margin-bottom: 14px;
}

.doc-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  font-size: 14px;
  color: var(--color-text-light);
  padding-top: 6px;
}

.doc-meta strong {
  color: var(--color-text-mid);
  font-weight: 600;
}

.doc-intro {
  margin-top: 24px;
  font-size: 17px;
  color: var(--color-text-mid);
  max-width: 620px;
}

/* ── Layout: TOC + content ──────────────────────────────────────────────── */

.doc-body {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px 100px;
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 48px;
  align-items: start;
}

@media (max-width: 720px) {
  .doc-body {
    grid-template-columns: 1fr;
    gap: 0;
  }
}

.toc {
  position: sticky;
  top: 90px;
}

@media (max-width: 720px) {
  .toc {
    position: static;
    margin-bottom: 32px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 16px 18px;
    background: var(--color-surface);
  }
}

.toc-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-light);
  margin-bottom: 12px;
}

.toc ol {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 9px;
  counter-reset: toc-counter;
}

.toc li {
  counter-increment: toc-counter;
}

.toc a {
  display: flex;
  gap: 10px;
  font-size: 13.5px;
  color: var(--color-text-mid);
  border-bottom: none;
  line-height: 1.4;
}

.toc a::before {
  content: counter(toc-counter, decimal-leading-zero);
  font-size: 11px;
  font-weight: 700;
  color: var(--color-text-light);
  flex-shrink: 0;
  padding-top: 1px;
  font-family: var(--font-sans);
}

.toc a:hover,
.toc a:focus-visible {
  color: var(--color-primary-dark);
  border-bottom: none;
}

/* ── Article content ────────────────────────────────────────────────────── */

.doc-content {
  min-width: 0;
}

.doc-content section {
  padding-top: 8px;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--color-border);
  scroll-margin-top: 90px;
}

.doc-content section:last-of-type {
  border-bottom: none;
  padding-bottom: 0;
}

.section-num {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 700;
  color: var(--color-primary-dark);
  background: var(--color-primary-light);
  width: 26px;
  height: 26px;
  border-radius: 8px;
  text-align: center;
  line-height: 26px;
  margin-bottom: 14px;
}

.doc-content h2 {
  font-family: var(--font-serif);
  font-size: 24px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 16px;
  letter-spacing: -0.005em;
}

.doc-content h3 {
  font-size: 15.5px;
  font-weight: 700;
  color: var(--color-text);
  margin-top: 24px;
  margin-bottom: 10px;
}

.doc-content p {
  font-size: 15.5px;
  color: var(--color-text-mid);
  margin-bottom: 14px;
  max-width: 620px;
}

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

.doc-content ul,
.doc-content ol.numbered {
  margin: 14px 0 14px 0;
  padding-left: 22px;
  color: var(--color-text-mid);
  font-size: 15.5px;
}

.doc-content li {
  margin-bottom: 8px;
  padding-left: 4px;
}

.doc-content li:last-child {
  margin-bottom: 0;
}

.doc-content strong {
  color: var(--color-text);
  font-weight: 700;
}

.doc-content a {
  color: var(--color-primary-dark);
  font-weight: 600;
}

/* ── Callout boxes ───────────────────────────────────────────────────────── */

.callout {
  border-radius: var(--radius-md);
  padding: 18px 20px;
  margin: 18px 0;
  border: 1px solid;
  display: flex;
  gap: 12px;
}

.callout-icon {
  font-size: 18px;
  flex-shrink: 0;
  line-height: 1.4;
}

.callout p {
  font-size: 14.5px;
  margin-bottom: 0;
}

.callout-info {
  background: var(--color-primary-light);
  border-color: rgba(26, 158, 143, 0.2);
}

.callout-info p {
  color: var(--color-primary-dark);
}

.callout-warning {
  background: var(--color-coral-light);
  border-color: rgba(255, 107, 107, 0.25);
}

.callout-warning p {
  color: #C74545;
}

.callout-gold {
  background: var(--color-gold-light);
  border-color: rgba(255, 184, 0, 0.3);
}

.callout-gold p {
  color: #8A6200;
}

/* ── Data table ──────────────────────────────────────────────────────────── */

.doc-table {
  width: 100%;
  border-collapse: collapse;
  margin: 18px 0;
  font-size: 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.doc-table th {
  background: var(--color-surface);
  text-align: left;
  padding: 10px 14px;
  font-weight: 700;
  color: var(--color-text);
  font-size: 12.5px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  border-bottom: 1px solid var(--color-border);
}

.doc-table td {
  padding: 10px 14px;
  color: var(--color-text-mid);
  border-bottom: 1px solid var(--color-border);
}

.doc-table tr:last-child td {
  border-bottom: none;
}

/* ── Back to top ─────────────────────────────────────────────────────────── */

.back-to-top {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-primary);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  box-shadow: 0 4px 16px rgba(26, 158, 143, 0.35);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
  border-bottom: none;
  cursor: pointer;
  border: none;
}

.back-to-top.visible {
  opacity: 1;
  pointer-events: auto;
}

.back-to-top:hover {
  transform: translateY(-2px);
}

/* ── Footer ──────────────────────────────────────────────────────────────── */

.doc-footer {
  border-top: 1px solid var(--color-border);
  padding: 40px 24px;
}

.doc-footer-inner {
  max-width: 980px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.doc-footer p {
  font-size: 13px;
  color: var(--color-text-light);
}

.doc-footer-links {
  display: flex;
  gap: 20px;
}

.doc-footer-links a {
  font-size: 13px;
  color: var(--color-text-light);
  border-bottom: none;
}

.doc-footer-links a:hover {
  color: var(--color-primary-dark);
  border-bottom: none;
}

/* ── Responsive ──────────────────────────────────────────────────────────── */

@media (max-width: 600px) {
  .doc-title {
    font-size: 32px;
  }

  .doc-hero {
    padding: 40px 20px 28px;
  }

  .doc-body {
    padding: 0 20px 80px;
  }

  .topbar-inner {
    padding: 14px 20px;
  }

  .doc-nav {
    display: none;
  }
}