/* ==========================================================================
   Roses Informatique — global.css
   Design tokens + reset + typographie + utilities
   ========================================================================== */

:root {
  /* Palette : blanc épuré + accent bleu foncé Roses Informatique */
  --color-bg:           #ffffff;
  --color-bg-soft:      #f8f9fc;
  --color-bg-tint:      #f3f4f9;
  --color-surface:      #ffffff;
  --color-border:       #e5e7eb;
  --color-border-soft:  #eef0f4;

  --color-text:         #0f172a;
  --color-text-soft:    #475569;
  --color-text-muted:   #94a3b8;

  --color-brand:        #1e40af;
  --color-brand-dark:   #1e3a8a;
  --color-brand-soft:   #dbeafe;

  --color-accent:       #6366f1;
  --color-success:      #10b981;
  --color-warning:      #f59e0b;
  --color-danger:       #ef4444;

  /* Typo */
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "SF Pro Display",
               "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-display: "SF Pro Display", -apple-system, BlinkMacSystemFont,
                  "Segoe UI", "Helvetica Neue", sans-serif;

  /* Espacements */
  --radius-sm: 8px;
  --radius:    14px;
  --radius-lg: 22px;
  --radius-xl: 32px;
  --radius-full: 999px;

  --shadow-xs: 0 1px 2px rgba(15,23,42,0.04);
  --shadow-sm: 0 4px 12px rgba(15,23,42,0.05);
  --shadow:    0 10px 30px rgba(15,23,42,0.08);
  --shadow-lg: 0 24px 60px rgba(15,23,42,0.12);

  --container: 1200px;
  --container-narrow: 880px;

  --transition: 200ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset --------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.55;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
img, svg, video { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--color-brand); }
button, input, select, textarea { font: inherit; color: inherit; }
ul, ol { list-style: none; }

main { flex: 1; }

/* Typographie --------------------------------------------------------- */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  letter-spacing: -0.022em;
  line-height: 1.1;
  color: var(--color-text);
  font-weight: 700;
}
h1 { font-size: clamp(2.4rem, 5vw, 4.2rem); letter-spacing: -0.03em; }
h2 { font-size: clamp(1.9rem, 3.6vw, 3rem); letter-spacing: -0.025em; }
h3 { font-size: clamp(1.3rem, 2.4vw, 1.75rem); }
h4 { font-size: 1.15rem; }
p  { color: var(--color-text-soft); }

.lead {
  font-size: clamp(1.05rem, 1.5vw, 1.3rem);
  color: var(--color-text-soft);
  max-width: 64ch;
}

/* Containers ---------------------------------------------------------- */
.container        { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.container-narrow { width: 100%; max-width: var(--container-narrow); margin: 0 auto; padding: 0 24px; }

.section { padding: clamp(60px, 10vw, 120px) 0; }
.section-tight { padding: clamp(40px, 6vw, 70px) 0; }
.section-soft  { background: var(--color-bg-soft); }

.text-center { text-align: center; }
.eyebrow {
  display: inline-block;
  text-transform: uppercase;
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  font-weight: 600;
  color: var(--color-brand);
  margin-bottom: 14px;
}

/* Boutons ------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 26px;
  font-weight: 600;
  font-size: 0.97rem;
  border-radius: var(--radius-full);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
  white-space: nowrap;
}
.btn-primary  { background: var(--color-text); color: #fff; }
.btn-primary:hover { background: #1e293b; color: #fff; transform: translateY(-1px); box-shadow: var(--shadow-sm); }

.btn-brand    { background: var(--color-brand); color: #fff; }
.btn-brand:hover { background: var(--color-brand-dark); color: #fff; transform: translateY(-1px); box-shadow: 0 10px 25px -5px rgba(30,64,175,0.4); }

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

.btn-light    { background: #fff; color: var(--color-text); border-color: var(--color-border); }
.btn-light:hover { color: var(--color-brand); }

.btn-link     { background: transparent; color: var(--color-brand); padding: 0; }
.btn-link:hover { color: var(--color-brand-dark); }

.btn-sm  { padding: 9px 16px; font-size: 0.85rem; }
.btn-lg  { padding: 17px 34px; font-size: 1.05rem; }
.btn-block { display: flex; width: 100%; }

/* Cartes -------------------------------------------------------------- */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border-soft);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: var(--color-border); }
.card .card-icon {
  width: 48px; height: 48px;
  border-radius: 14px;
  background: var(--color-brand-soft);
  color: var(--color-brand);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 18px;
}
.card h3 { margin-bottom: 10px; font-size: 1.2rem; }
.card p  { font-size: 0.96rem; }

/* Grilles ------------------------------------------------------------- */
.grid { display: grid; gap: 24px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 900px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

/* Formulaires --------------------------------------------------------- */
.form-stack { display: flex; flex-direction: column; gap: 18px; }
.form-row   { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width: 600px) { .form-row { grid-template-columns: 1fr; } }

.form-group label {
  display: block;
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 8px;
}
.form-control {
  width: 100%;
  padding: 13px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
  font-size: 0.97rem;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.form-control:focus {
  outline: none;
  border-color: var(--color-brand);
  box-shadow: 0 0 0 4px rgba(30,64,175,0.12);
}
textarea.form-control { min-height: 140px; resize: vertical; }
.form-help { font-size: 0.82rem; color: var(--color-text-muted); margin-top: 6px; }

/* Alertes / flash ----------------------------------------------------- */
.alert {
  padding: 14px 18px;
  border-radius: var(--radius);
  font-size: 0.94rem;
  border: 1px solid transparent;
}
.alert-success { background: #ecfdf5; color: #065f46; border-color: #a7f3d0; }
.alert-error   { background: #fef2f2; color: #991b1b; border-color: #fecaca; }
.alert-info    { background: #eff6ff; color: #1e40af; border-color: #bfdbfe; }

/* Badges -------------------------------------------------------------- */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  background: var(--color-bg-tint);
  color: var(--color-text-soft);
}
.badge-brand   { background: var(--color-brand-soft); color: var(--color-brand); }
.badge-success { background: #d1fae5; color: #065f46; }
.badge-warning { background: #fef3c7; color: #92400e; }
.badge-danger  { background: #fee2e2; color: #991b1b; }

/* Pages légales (CGV, mentions, confidentialité) --------------------- */
.legal-content h2 {
  font-size: 1.4rem;
  margin: 40px 0 14px;
  color: var(--color-text);
  letter-spacing: -0.015em;
}
.legal-content h2:first-child { margin-top: 0; }
.legal-content p {
  font-size: 1rem;
  margin-bottom: 14px;
  line-height: 1.75;
}
.legal-content a { color: var(--color-brand); font-weight: 500; }
.legal-content a:hover { color: var(--color-brand-dark); text-decoration: underline; }
.legal-content .legal-list {
  margin: 14px 0 20px 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.legal-content .legal-list li {
  font-size: 0.97rem;
  color: var(--color-text-soft);
  line-height: 1.65;
  list-style: disc;
}
.legal-content ol.legal-list li { list-style: decimal; }
.legal-content .legal-meta {
  margin-top: 60px;
  padding-top: 24px;
  border-top: 1px solid var(--color-border-soft);
  font-size: 0.85rem;
  color: var(--color-text-muted);
  font-style: italic;
}

/* Utilities ----------------------------------------------------------- */
.mt-0 { margin-top: 0; } .mt-2 { margin-top: 16px; } .mt-3 { margin-top: 24px; } .mt-4 { margin-top: 32px; } .mt-6 { margin-top: 48px; }
.mb-0 { margin-bottom: 0; } .mb-2 { margin-bottom: 16px; } .mb-3 { margin-bottom: 24px; } .mb-4 { margin-bottom: 32px; } .mb-6 { margin-bottom: 48px; }
.flex { display: flex; }
.gap-2 { gap: 12px; } .gap-3 { gap: 18px; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.flex-wrap { flex-wrap: wrap; }