/* ==========================================================================
   STYLE SHEET - RIDEAUX METALLIQUES MARSEILLE
   Palette:
   - page background: #FAFBFC
   - section gray: #E5F6F4
   - ink: #243040
   - corporate accent: #0E8A7D
   Typography: Open Sans throughout
   ========================================================================== */

:root {
  --bg-page: #FAFBFC;
  --bg-section-gray: #E5F6F4;
  --color-ink: #243040;
  --color-accent: #0E8A7D;
  --color-accent-hover: #0a6c62;
  --color-white: #FFFFFF;
  --color-border: #D1E5E2;
  --font-family: 'Open Sans', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  --radius-pill: 50px;
  --radius-card: 12px;
  --transition: all 0.25s ease-in-out;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  background-color: var(--bg-page);
  color: var(--color-ink);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

.container {
  width: 100%;
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
}

/* TYPOGRAPHY */
h1, h2, h3, h4 {
  color: var(--color-ink);
  font-weight: 700;
  line-height: 1.25;
}

p {
  color: #3b4c60;
}

/* BUTTONS & PILLS */
.btn-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-accent);
  color: var(--color-white);
  font-weight: 600;
  font-size: 15px;
  padding: 12px 28px;
  border-radius: var(--radius-pill);
  text-decoration: none;
  border: 1px solid var(--color-accent);
  transition: var(--transition);
  cursor: pointer;
  text-align: center;
}

.btn-pill:hover {
  background-color: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
}

/* HEADER (STICKY WHITE) */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: var(--color-white);
  border-bottom: 1px solid #E6EBEE;
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--color-ink);
}

.logo-icon {
  width: 32px;
  height: 32px;
  color: var(--color-accent);
}

.brand-name {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.3px;
}

.main-nav .nav-list {
  display: flex;
  list-style: none;
  gap: 32px;
}

.nav-link {
  text-decoration: none;
  color: var(--color-ink);
  font-weight: 600;
  font-size: 15px;
  position: relative;
  padding-bottom: 4px;
  transition: var(--transition);
}

.nav-link::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-accent);
  transition: var(--transition);
}

.nav-link:hover::after,
.nav-link:focus::after {
  width: 100%;
}

/* HERO SECTION */
.hero-section {
  padding: 70px 0 60px 0;
  background-color: var(--bg-page);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 48px;
  align-items: center;
}

.hero-kicker {
  display: inline-block;
  text-transform: uppercase;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.8px;
  color: var(--color-accent);
  margin-bottom: 12px;
}

.hero-title {
  font-size: 40px;
  margin-bottom: 20px;
  letter-spacing: -0.5px;
}

.hero-lead {
  font-size: 18px;
  line-height: 1.65;
  margin-bottom: 30px;
  color: #405166;
}

.hero-trust-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 28px;
  padding-top: 20px;
  border-top: 1px solid #E1E8EC;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 8px;
}

.stars-icon {
  color: #F59E0B;
  font-size: 17px;
  letter-spacing: 2px;
}

.badge-icon {
  width: 22px;
  height: 22px;
  color: var(--color-accent);
}

.trust-text {
  font-size: 14px;
  color: #3b4c60;
}

/* CORPORATE PANEL RIGHT IN HERO */
.corporate-panel {
  background-color: var(--color-accent);
  color: var(--color-white);
  padding: 38px 32px;
  border-radius: var(--radius-card);
  box-sizing: border-box;
}

.panel-title {
  color: var(--color-white);
  font-size: 22px;
  margin-bottom: 8px;
}

.panel-subtitle {
  color: #D3F3EF;
  font-size: 14px;
  margin-bottom: 24px;
}

.panel-checklist {
  list-style: none;
  margin-bottom: 26px;
}

.panel-checklist li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 14px;
  font-size: 14px;
  line-height: 1.45;
  color: #FFFFFF;
}

.check-icon {
  width: 18px;
  height: 18px;
  min-width: 18px;
  margin-top: 2px;
  stroke: #D3F3EF;
}

.panel-badge {
  background-color: rgba(255, 255, 255, 0.15);
  border: 1px dashed rgba(255, 255, 255, 0.4);
  padding: 10px 14px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 600;
  text-align: center;
}

/* SERVICES SECTION (6 CARDS) */
.services-section {
  padding: 80px 0;
  background-color: var(--bg-page);
}

.section-header-center {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 50px auto;
}

.section-subtitle {
  display: block;
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--color-accent);
  margin-bottom: 8px;
}

.section-title {
  font-size: 32px;
  margin-bottom: 12px;
}

.section-lead-center {
  font-size: 16px;
  color: #55677B;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  background-color: var(--color-white);
  border: 1px solid #E2E8EE;
  border-radius: var(--radius-card);
  padding: 30px 24px;
  transition: var(--transition);
}

.service-card:hover {
  border-color: var(--color-accent);
}

.service-icon-box {
  width: 52px;
  height: 52px;
  border-radius: 10px;
  background-color: var(--bg-section-gray);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.service-icon-box svg {
  width: 26px;
  height: 26px;
  color: var(--color-accent);
}

.service-title {
  font-size: 19px;
  margin-bottom: 10px;
}

.service-description {
  font-size: 14px;
  line-height: 1.55;
  color: #4C5D70;
}

/* ABOUT SECTION (ALTERNATING BACKGROUND: #E5F6F4) */
.about-section {
  padding: 85px 0;
  background-color: var(--bg-section-gray);
}

.about-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 50px;
  align-items: center;
}

.about-left .section-title {
  margin-bottom: 18px;
}

.about-text {
  font-size: 16px;
  line-height: 1.65;
  margin-bottom: 24px;
  color: #374758;
}

.about-checklist {
  list-style: none;
}

.about-checklist li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 16px;
  font-size: 15px;
  color: #2F3D4D;
}

.bullet-check {
  color: var(--color-accent);
  font-weight: 700;
  font-size: 16px;
  line-height: 1.4;
}

/* FACTS ACCENT BLOCK RIGHT */
.facts-block {
  background-color: var(--color-accent);
  color: var(--color-white);
  border-radius: var(--radius-card);
  padding: 36px 30px;
}

.facts-heading {
  color: var(--color-white);
  font-size: 21px;
  margin-bottom: 24px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.25);
  padding-bottom: 12px;
}

.facts-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 24px;
}

.fact-item {
  background-color: rgba(255, 255, 255, 0.1);
  padding: 16px;
  border-radius: 8px;
  text-align: center;
}

.fact-number {
  display: block;
  font-size: 26px;
  font-weight: 700;
  color: #FFFFFF;
  line-height: 1.1;
  margin-bottom: 4px;
}

.fact-label {
  font-size: 12px;
  color: #D3F3EF;
  font-weight: 600;
}

.facts-footer p {
  font-size: 13px;
  color: #D3F3EF;
  line-height: 1.45;
}

/* TESTIMONIALS (3 CARDS) */
.testimonials-section {
  padding: 85px 0;
  background-color: var(--bg-page);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.testimonial-card {
  background-color: var(--color-white);
  border: 1px solid #E2E8EE;
  border-radius: var(--radius-card);
  padding: 32px 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.quote-mark {
  font-size: 46px;
  line-height: 1;
  color: var(--color-accent);
  font-family: Georgia, serif;
  margin-bottom: 8px;
}

.testimonial-content {
  font-size: 14.5px;
  font-style: italic;
  line-height: 1.6;
  margin-bottom: 20px;
  color: #405166;
}

.testimonial-meta {
  display: flex;
  align-items: center;
  gap: 12px;
}

.author-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: var(--bg-section-gray);
  color: var(--color-accent);
  font-weight: 700;
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.author-name {
  display: block;
  font-size: 14px;
  color: var(--color-ink);
}

.author-role {
  display: block;
  font-size: 12px;
  color: #6C7D91;
}

/* CONTACT SECTION (INFO + FORM) */
.contact-section {
  padding: 85px 0;
  background-color: var(--bg-section-gray);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 48px;
  align-items: flex-start;
}

.contact-desc {
  margin: 14px 0 28px 0;
  font-size: 15px;
  color: #435467;
}

.info-box-list {
  display: flex;
  flex-direction: column;
  gap: 18px;
  margin-bottom: 30px;
}

.info-box-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.info-icon {
  width: 40px;
  height: 40px;
  min-width: 40px;
  border-radius: 8px;
  background-color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
}

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

.info-label {
  display: block;
  font-size: 14px;
  color: var(--color-ink);
}

.info-value {
  font-size: 14px;
  color: #55677B;
}

.social-links-area {
  padding-top: 18px;
  border-top: 1px solid var(--color-border);
}

.social-title {
  display: block;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--color-ink);
}

.social-icons {
  display: flex;
  gap: 10px;
}

.social-pill {
  display: inline-block;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  color: var(--color-accent);
  text-decoration: none;
  font-size: 12px;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  transition: var(--transition);
}

.social-pill:hover {
  background-color: var(--color-accent);
  color: var(--color-white);
  border-color: var(--color-accent);
}

/* CONTACT FORM CARD */
.contact-form-card {
  background-color: var(--color-white);
  border: 1px solid #D6E4E2;
  border-radius: var(--radius-card);
  padding: 36px 32px;
}

.form-card-title {
  font-size: 22px;
  margin-bottom: 6px;
}

.form-card-desc {
  font-size: 13.5px;
  color: #6C7D91;
  margin-bottom: 24px;
}

.support-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-ink);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid #CCD8E0;
  border-radius: 8px;
  font-family: inherit;
  font-size: 14px;
  color: var(--color-ink);
  background-color: #FAFCFD;
  transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  background-color: #FFFFFF;
}

.form-row {
  display: flex;
  gap: 14px;
}

.col-half {
  flex: 1;
}

.btn-submit {
  width: 100%;
  margin-top: 6px;
  font-size: 15px;
  padding: 14px;
}

.form-alert-success {
  background-color: var(--bg-section-gray);
  border: 1px solid var(--color-accent);
  color: var(--color-accent);
  padding: 12px 14px;
  border-radius: 8px;
  font-size: 13.5px;
  font-weight: 600;
  margin-top: 10px;
}

/* FOOTER */
.site-footer {
  background-color: var(--color-white);
  border-top: 1px solid #E6EBEE;
  padding: 50px 0 24px 0;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 40px;
  padding-bottom: 36px;
  border-bottom: 1px solid #F0F3F5;
}

.footer-left {
  max-width: 480px;
}

.brand-footer {
  margin-bottom: 12px;
}

.footer-tagline {
  font-size: 14px;
  color: #55677B;
  margin-bottom: 10px;
}

.footer-address {
  font-size: 13px;
  color: #7A8B9C;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  text-decoration: none;
  color: var(--color-ink);
  font-size: 14px;
  font-weight: 600;
  transition: var(--transition);
}

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

.footer-bottom {
  padding-top: 20px;
  text-align: center;
}

.footer-bottom p {
  font-size: 12.5px;
  color: #8C9CAE;
}

/* MODAL PRIVACY POLICY */
.modal-backdrop {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(36, 48, 64, 0.65);
  z-index: 2000;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-backdrop.active {
  display: flex;
}

.modal-card {
  background-color: var(--color-white);
  border-radius: var(--radius-card);
  max-width: 600px;
  width: 100%;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 24px;
  border-bottom: 1px solid #E6EBEE;
}

.modal-title {
  font-size: 18px;
}

.modal-close-btn {
  background: none;
  border: none;
  font-size: 26px;
  cursor: pointer;
  color: var(--color-ink);
  line-height: 1;
}

.modal-body {
  padding: 24px;
  overflow-y: auto;
  font-size: 14px;
  color: #4C5D70;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.modal-footer {
  padding: 16px 24px;
  border-top: 1px solid #E6EBEE;
  text-align: right;
}

.modal-ok-btn {
  padding: 8px 22px;
  font-size: 14px;
}

/* RESPONSIVE DESIGN */
@media (max-width: 992px) {
  .hero-grid,
  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

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

  .testimonials-grid {
    grid-template-columns: 1fr;
  }

  .header-content {
    height: auto;
    padding: 16px 0;
    flex-wrap: wrap;
    gap: 16px;
  }

  .hero-title {
    font-size: 32px;
  }
}

@media (max-width: 680px) {
  .main-nav {
    display: none;
  }

  .header-content {
    justify-content: space-between;
  }

  .services-grid {
    grid-template-columns: 1fr;
  }

  .form-row {
    flex-direction: column;
    gap: 16px;
  }

  .footer-content {
    flex-direction: column;
    gap: 24px;
  }

  .hero-title {
    font-size: 28px;
  }

  .contact-form-card {
    padding: 24px 18px;
  }
}