/*
Theme Name: Mon Bureau Numérique
Theme URI: https://example.com/mon-bureau-numerique
Author: Mon Bureau Numérique
Author URI: https://example.com
Description: Thème WordPress une page pour un service d'identité numérique, coffre fort numérique et bureau numérique sécurisé. Design moderne, rapide et entièrement responsive.
Version: 1.0
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: mon-bureau-numerique
*/

/* ==========================================================================
   1. VARIABLES & RESET
   ========================================================================== */
:root {
  --color-primary: #1454a3;
  --color-primary-dark: #0d3b74;
  --color-accent: #ffb703;
  --color-dark: #10151c;
  --color-text: #2b2f36;
  --color-muted: #6b7280;
  --color-bg: #ffffff;
  --color-bg-alt: #f4f7fb;
  --color-border: #e3e8ef;
  --radius: 12px;
  --shadow: 0 8px 24px rgba(16, 21, 28, 0.08);
  --max-width: 1180px;
  --font-base: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-base);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.65;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
}

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

h1, h2, h3, h4 {
  line-height: 1.25;
  margin: 0 0 16px;
  font-weight: 700;
  color: var(--color-dark);
}

h1 { font-size: clamp(2rem, 5vw, 3rem); }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.2rem); }
h3 { font-size: clamp(1.15rem, 2.5vw, 1.4rem); }

p { margin: 0 0 16px; color: var(--color-text); }

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

.section {
  padding: 80px 0;
}

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

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 48px;
}

.eyebrow {
  display: inline-block;
  color: var(--color-primary);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-size: 0.8rem;
  margin-bottom: 12px;
}

/* ==========================================================================
   2. BUTTONS
   ========================================================================== */
.btn {
  display: inline-block;
  padding: 14px 28px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

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

.btn-primary:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.btn-outline {
  background: transparent;
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.btn-outline:hover {
  background: var(--color-primary);
  color: #fff;
  transform: translateY(-2px);
}

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

.btn-accent:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.btn-group {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* ==========================================================================
   3. HEADER / NAV
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 0;
}

.site-logo {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--color-primary);
}

.site-logo span {
  color: var(--color-dark);
}

.main-nav ul {
  display: flex;
  gap: 28px;
}

.main-nav a {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-text);
  transition: color 0.2s ease;
}

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

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}

.nav-toggle span {
  width: 26px;
  height: 3px;
  background: var(--color-dark);
  border-radius: 2px;
}

.header-cta {
  display: flex;
  align-items: center;
  gap: 16px;
}

/* ==========================================================================
   4. HERO
   ========================================================================== */
.hero {
  padding: 100px 0 80px;
  background: linear-gradient(160deg, #eef4fb 0%, #ffffff 60%);
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}

.hero-text .eyebrow { margin-bottom: 16px; }

.hero-text p {
  font-size: 1.1rem;
  color: var(--color-muted);
  max-width: 540px;
}

.hero-stats {
  display: flex;
  gap: 32px;
  margin-top: 40px;
  flex-wrap: wrap;
}

.hero-stats div strong {
  display: block;
  font-size: 1.6rem;
  color: var(--color-primary);
}

.hero-stats div span {
  font-size: 0.85rem;
  color: var(--color-muted);
}

.hero-card {
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 32px;
  border: 1px solid var(--color-border);
}

.hero-card h3 {
  color: var(--color-primary);
}

.hero-card ul li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 14px;
  color: var(--color-text);
}

.hero-card ul li::before {
  content: "✓";
  color: var(--color-primary);
  font-weight: 700;
}

/* ==========================================================================
   5. GRID / CARDS
   ========================================================================== */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 32px 28px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.card .icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--color-bg-alt);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.2rem;
  margin-bottom: 18px;
}

/* ==========================================================================
   6. FEATURES LIST
   ========================================================================== */
.feature-row {
  display: flex;
  gap: 20px;
  padding: 22px 0;
  border-bottom: 1px solid var(--color-border);
}

.feature-row:last-child { border-bottom: none; }

.feature-num {
  font-weight: 800;
  color: var(--color-primary);
  font-size: 1.3rem;
  min-width: 44px;
}

/* ==========================================================================
   7. CTA BANNER
   ========================================================================== */
.cta-banner {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: #fff;
  border-radius: var(--radius);
  padding: 56px 40px;
  text-align: center;
}

.cta-banner h2, .cta-banner p { color: #fff; }
.cta-banner p { opacity: 0.9; }

.cta-banner .btn-group { justify-content: center; }

.cta-banner .btn-outline {
  border-color: #fff;
  color: #fff;
}

.cta-banner .btn-outline:hover {
  background: #fff;
  color: var(--color-primary);
}

/* ==========================================================================
   8. FAQ (accordion)
   ========================================================================== */
.faq-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  margin-bottom: 14px;
  overflow: hidden;
  background: #fff;
}

.faq-question {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 20px 24px;
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--color-dark);
}

.faq-question::after {
  content: "+";
  font-size: 1.4rem;
  color: var(--color-primary);
  transition: transform 0.2s ease;
}

.faq-item.active .faq-question::after {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
  padding: 0 24px;
}

.faq-item.active .faq-answer {
  max-height: 500px;
  padding: 0 24px 20px;
}

/* ==========================================================================
   9. BLOG PREVIEW
   ========================================================================== */
.blog-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 26px;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.blog-date {
  font-size: 0.8rem;
  color: var(--color-primary);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 10px;
}

.blog-card h3 { margin-bottom: 10px; }

.blog-card p {
  color: var(--color-muted);
  flex-grow: 1;
}

.blog-card a.read-more {
  color: var(--color-primary);
  font-weight: 700;
  margin-top: 12px;
}

.no-posts {
  text-align: center;
  color: var(--color-muted);
  grid-column: 1 / -1;
}

/* ==========================================================================
   10. CONTACT
   ========================================================================== */
.contact-wrap {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 48px;
  align-items: start;
}

.contact-info .card { margin-bottom: 18px; }

.contact-form {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: var(--shadow);
}

.form-row {
  margin-bottom: 18px;
}

.form-row label {
  display: block;
  font-weight: 600;
  margin-bottom: 8px;
  font-size: 0.9rem;
}

.form-row input,
.form-row textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  font-family: inherit;
  font-size: 0.95rem;
  background: var(--color-bg-alt);
}

.form-row input:focus,
.form-row textarea:focus {
  outline: 2px solid var(--color-primary);
  background: #fff;
}

/* ==========================================================================
   11. FOOTER
   ========================================================================== */
.site-footer {
  background: var(--color-dark);
  color: #cbd5e1;
  padding: 60px 0 24px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 32px;
  margin-bottom: 40px;
}

.footer-grid h4 {
  color: #fff;
  font-size: 1rem;
  margin-bottom: 16px;
}

.footer-grid ul li {
  margin-bottom: 10px;
}

.footer-grid a {
  color: #94a3b8;
  transition: color 0.2s ease;
}

.footer-grid a:hover { color: #fff; }

.footer-bottom {
  border-top: 1px solid #1f2733;
  padding-top: 20px;
  text-align: center;
  font-size: 0.85rem;
  color: #64748b;
}

/* ==========================================================================
   12. RESPONSIVE
   ========================================================================== */
@media (max-width: 900px) {
  .hero-inner,
  .contact-wrap {
    grid-template-columns: 1fr;
  }

  .grid-3,
  .grid-2 {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 700px) {
  .main-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #fff;
    border-bottom: 1px solid var(--color-border);
    display: none;
    padding: 16px 24px 24px;
  }

  .main-nav.open { display: block; }

  .main-nav ul {
    flex-direction: column;
    gap: 4px;
  }

  .main-nav a {
    display: block;
    padding: 10px 0;
  }

  .nav-toggle { display: flex; }

  .header-cta .btn-outline { display: none; }

  .grid-3,
  .grid-2,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .section { padding: 56px 0; }

  .cta-banner { padding: 40px 24px; }
}