:root {
      --primary: #1f6feb;
      --primary-dark: #174fb0;
      --bg: #f5f7fb;
      --text: #1f2933;
      --muted: #6b7280;
      --card-bg: #ffffff;
      --border: #e5e7eb;
    }

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

    body {
      font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
      background: var(--bg);
      color: var(--text);
      line-height: 1.6;
    }

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

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

    header {
      background: #0b1120;
      color: #e5e7eb;
      padding: 1rem 0;
      position: sticky;
      top: 0;
      z-index: 10;
    }

    .container {
      width: 100%;
      max-width: 1100px;
      margin: 0 auto;
      padding: 0 1.25rem;
    }

    .nav-links {
      display: flex;
      gap: 1.5rem;
      font-size: .95rem;
      list-style: none;
    }

    .nav-links a {
      color: #e5e7eb;
      opacity: .85;
    }

    .nav-links a:hover {
      opacity: 1;
    }


/* Burger */
.burger {
  display: none;
  flex-direction: column;
  cursor: pointer;
}

.burger span {
  width: 25px;
  height: 3px;
  background: white;
  margin: 4px 0;
}

/* Mobile */
@media (max-width: 768px) {
    .nav-links {
      position: fixed; /* important */
      right: 0;
      top: 0;
      height: 40vh;
      background: #0b1120;
      flex-direction: column;
      width: 200px;
      padding: 20px;
      margin-top:10px;
      line-height: 10px;

      transform: translateX(100%);
      transition: transform 0.3s ease;
    }

    .nav-links.active {
      transform: translateX(0);
    }

    .burger {
      display: flex;
      z-index: 1000;
    }
}
    .nav {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 1rem;
      z-index: 200;
    }

    .logo {
      margin-top:-50px;
    }
    
    .ss_titre{
      margin-top:-50px;
      margin-left:20px;
      font-weight: 700;
      font-size: 0.6rem;
      letter-spacing: .04em;
      z-index:100;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: .7rem 1.4rem;
      border-radius: 999px;
      border: none;
      cursor: pointer;
      font-weight: 600;
      font-size: .95rem;
      transition: background .15s ease, transform .1s ease, box-shadow .1s ease;
      white-space: nowrap;
    }

    .btn-primary {
      background: var(--primary);
      color: #fff;
      box-shadow: 0 10px 20px rgba(31, 111, 235, .25);
    }

    .btn-primary:hover {
      background: var(--primary-dark);
      transform: translateY(-1px);
      box-shadow: 0 14px 28px rgba(31, 111, 235, .3);
    }

    .btn-outline {
      background: transparent;
      color: #e5e7eb;
      border: 1px solid rgba(148, 163, 184, .6);
    }

    .btn-outline:hover {
      background: rgba(15, 23, 42, .8);
    }

    /* Hero */

    .hero {
      padding: 3.5rem 0 3rem;
    }

    .hero-grid {
      display: grid;
      grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
      gap: 2.5rem;
      align-items: center;
    }

    .hero-kicker {
      font-size: .8rem;
      text-transform: uppercase;
      letter-spacing: .16em;
      color: var(--primary);
      font-weight: 700;
      margin-bottom: .75rem;
    }

    .hero-title {
      font-size: clamp(2rem, 3vw + 1rem, 2.7rem);
      font-weight: 800;
      margin-bottom: 1rem;
      color: #020617;
    }

    .hero-subtitle {
      font-size: 1rem;
      color: var(--muted);
      max-width: 32rem;
      margin-bottom: 1.5rem;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: .75rem;
      margin-bottom: 1.5rem;
    }

    .hero-meta {
      display: flex;
      flex-wrap: wrap;
      gap: 1.5rem;
      font-size: .9rem;
      color: var(--muted);
    }

    .hero-meta span {
      display: inline-flex;
      align-items: center;
      gap: .4rem;
    }

    .hero-card {
      background: #020617;
      border-radius: 1.25rem;
      padding: 1.5rem;
      color: #e5e7eb;
      box-shadow: 0 18px 45px rgba(15, 23, 42, .6);
      position: relative;
      overflow: hidden;
    }

    .hero-card::before {
      content: "";
      position: absolute;
      inset: -40%;
      background: radial-gradient(circle at 0 0, rgba(56, 189, 248, .18), transparent 55%),
                  radial-gradient(circle at 100% 100%, rgba(59, 130, 246, .22), transparent 55%);
      opacity: .9;
      pointer-events: none;
    }

    .hero-card-inner {
      position: relative;
      z-index: 1;
    }

    .hero-card-title {
      font-size: 1.05rem;
      font-weight: 600;
      margin-bottom: .5rem;
    }

    .hero-card-text {
      font-size: .9rem;
      color: #cbd5f5;
      margin-bottom: 1rem;
    }

    .hero-card-list {
      list-style: none;
      font-size: .85rem;
      display: grid;
      gap: .4rem;
      margin-bottom: 1.2rem;
    }

    .hero-card-list li::before {
      content: "•";
      color: #38bdf8;
      margin-right: .4rem;
    }

    .hero-card-badge {
      display: inline-flex;
      align-items: center;
      gap: .4rem;
      font-size: .8rem;
      padding: .35rem .7rem;
      border-radius: 999px;
      background: rgba(15, 23, 42, .8);
      border: 1px solid rgba(148, 163, 184, .5);
    }

    /* Sections */

    section {
      padding: 3rem 0;
    }

    .section-header {
      margin-bottom: 2rem;
      text-align: left;
      padding-left: 10px;
      position: static;
    }

    .section-kicker {
      font-size: .8rem;
      text-transform: uppercase;
      letter-spacing: .16em;
      color: var(--primary);
      font-weight: 700;
      margin-bottom: .4rem;
    }

    .section-title {
      font-size: 1.6rem;
      font-weight: 700;
      margin-bottom: .4rem;
    }

    .section-subtitle {
      font-size: .95rem;
      color: var(--muted);
      max-width: 32rem;
    }

    /* Services */

    .cards-grid {
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 1.25rem;
    }

    .card {
      background: var(--card-bg);
      border-radius: 1rem;
      padding: 1.25rem;
      border: 1px solid var(--border);
      box-shadow: 0 8px 18px rgba(15, 23, 42, .03);
    }

    .card-icon {
      width: 36px;
      height: 36px;
      border-radius: 999px;
      background: rgba(37, 99, 235, .08);
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: .8rem;
      font-size: 1.1rem;
      color: var(--primary);
    }

    .card-title {
      font-weight: 600;
      margin-bottom: .4rem;
      font-size: .98rem;
    }

    .card-text {
      font-size: .9rem;
      color: var(--muted);
    }

    /* Tarifs */

    .pricing-grid {
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 1.25rem;
    }

    .pricing-card {
      background: var(--card-bg);
      border-radius: 1rem;
      padding: 1.4rem 1.25rem;
      border: 1px solid var(--border);
      display: flex;
      flex-direction: column;
      gap: .6rem;
    }

    .pricing-name {
      font-weight: 600;
      font-size: .98rem;
    }

    .pricing-price {
      font-size: 1.2rem;
      font-weight: 700;
      color: var(--primary-dark);
    }

    .pricing-desc {
      font-size: .9rem;
      color: var(--muted);
    }

    .pricing-list {
      list-style: none;
      font-size: .85rem;
      color: var(--muted);
      display: grid;
      gap: .3rem;
      margin: .4rem 0 .6rem;
    }

    .pricing-list li::before {
      content: "✓";
      color: #16a34a;
      margin-right: .35rem;
    }

    .pricing-card .btn {
      margin-top: auto;
      width: 100%;
      font-size: .9rem;
    }

    /* Galerie */

    .gallery-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 1rem;
    }

    .gallery-item {
      background: var(--card-bg);
      border-radius: .9rem;
      border: 1px dashed var(--border);
      height: 160px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--muted);
      font-size: .9rem;
      text-align: center;
      padding: 1rem;
    }

    /* Avis */

    .testimonials-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 1.25rem;
    }

    .testimonial {
      background: var(--card-bg);
      border-radius: 1rem;
      padding: 1.25rem;
      border: 1px solid var(--border);
      font-size: .9rem;
    }

    .testimonial-stars {
      color: #fbbf24;
      margin-bottom: .4rem;
      font-size: .9rem;
    }

    .testimonial-text {
      color: var(--text);
      margin-bottom: .6rem;
    }

    .testimonial-meta {
      font-size: .8rem;
      color: var(--muted);
    }

    /* À propos */

    .about-grid {
      display: grid;
      grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
      gap: 2rem;
      align-items: center;
    }

    .about-photo {
      background: var(--card-bg);
      border-radius: 1.2rem;
      border: 1px dashed var(--border);
      height: 220px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--muted);
      font-size: .9rem;
      text-align: center;
      padding: 1rem;
    }

    .about-text {
      font-size: .95rem;
      color: var(--muted);
      margin-bottom: 1rem;
    }

    .about-icons {
      display: flex;
      flex-wrap: wrap;
      gap: .6rem;
      font-size: .85rem;
    }

    .about-pill {
      padding: .35rem .7rem;
      border-radius: 999px;
      background: rgba(15, 23, 42, .03);
      border: 1px solid var(--border);
    }

    /* Contact */

    .contact-grid {
      display: grid;
      grid-template-columns: minmax(0, 1.2fr) minmax(0, .8fr);
      gap: 2rem;
      align-items: flex-start;
    }

    .contact-card {
      background: var(--card-bg);
      border-radius: 1rem;
      padding: 1.5rem;
      border: 1px solid var(--border);
      box-shadow: 0 10px 24px rgba(15, 23, 42, .04);
    }

    .contact-card h3 {
      font-size: 1.1rem;
      margin-bottom: .8rem;
    }

    .form-group {
      margin-bottom: .9rem;
    }

    .form-group label {
      display: block;
      font-size: .85rem;
      margin-bottom: .25rem;
      color: var(--muted);
    }

    .form-group input,
    .form-group select,
    .form-group textarea {
      width: 100%;
      padding: .6rem .7rem;
      border-radius: .6rem;
      border: 1px solid var(--border);
      font-size: .9rem;
      font-family: inherit;
      outline: none;
      transition: border-color .15s ease, box-shadow .15s ease;
      background: #f9fafb;
    }

    .form-group textarea {
      resize: vertical;
      min-height: 90px;
    }

    .form-group input:focus,
    .form-group select:focus,
    .form-group textarea:focus {
      border-color: var(--primary);
      box-shadow: 0 0 0 1px rgba(37, 99, 235, .25);
      background: #fff;
    }

    .contact-info {
      font-size: .9rem;
      color: var(--muted);
      display: grid;
      gap: .6rem;
    }

    .contact-info strong {
      color: var(--text);
    }

    .contact-highlight {
      font-size: 1rem;
      font-weight: 600;
      color: var(--primary-dark);
    }

    /* Footer */

    footer {
      border-top: 1px solid var(--border);
      padding: 1.5rem 0 2rem;
      font-size: .8rem;
      color: var(--muted);
      background: #f9fafb;
      margin-top: 2rem;
    }

    .footer-inner {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      justify-content: space-between;
      gap: .75rem;
    }

    .footer-links {
      display: flex;
      flex-wrap: wrap;
      gap: 1rem;
    }

    .footer-links a {
      color: var(--muted);
    }

    .footer-links a:hover {
      color: var(--text);
    }

    /* Responsive */

    @media (max-width: 960px) {
      .hero-grid,
      .about-grid,
      .contact-grid {
        grid-template-columns: minmax(0, 1fr);
      }

      .hero {
        padding-top: 2.5rem;
      }

      .hero-card {
        order: -1;
      }

      .cards-grid,
      .pricing-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }

      .testimonials-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }

      .gallery-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }
    }

    @media (max-width: 640px) {
      header {
        position: sticky;
      }

      .hero-actions {
        flex-direction: column;
        align-items: stretch;
      }

      .cards-grid,
      .pricing-grid,
      .testimonials-grid,
      .gallery-grid {
        grid-template-columns: minmax(0, 1fr);
      }

      .hero-card {
        margin-top: 1rem;
      }
    }