@import url('./tokens.css');

/* ===== Reset & Base ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.7;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* ===== Typography ===== */
h1, h2, h3, h4 { font-family: var(--font-display); line-height: 1.25; color: var(--color-text); }
h1 { font-size: clamp(1.75rem, 5vw, 2.75rem); font-weight: 700; }
h2 { font-size: clamp(1.4rem, 4vw, 2rem); font-weight: 600; }
h3 { font-size: clamp(1.1rem, 3vw, 1.35rem); font-weight: 600; }
p { margin-bottom: 1rem; }
p:last-child { margin-bottom: 0; }

/* ===== Layout ===== */
.container {
  width: 100%;
  max-width: 1140px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.25rem;
  padding-right: 1.25rem;
}
section { padding: 3.5rem 0; }

/* ===== Site Header / Nav ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-bg);
  border-bottom: 2px solid var(--color-secondary);
  box-shadow: 0 2px 12px rgba(14,116,144,0.08);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.nav-logo img { height: 40px; width: auto; }

.nav-toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 8px;
  border-radius: 6px;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.nav-menu {
  display: none;
  position: absolute;
  top: 64px;
  left: 0;
  right: 0;
  background: var(--color-bg);
  border-bottom: 2px solid var(--color-secondary);
  box-shadow: 0 8px 24px rgba(14,116,144,0.1);
  padding: 1rem 1.25rem 1.5rem;
}
.nav-menu.is-open { display: block; }
.nav-menu li a {
  display: block;
  padding: 0.75rem 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  color: var(--color-text);
  border-bottom: 1px solid rgba(14,116,144,0.1);
  transition: color 0.2s;
}
.nav-menu li:last-child a { border-bottom: none; }
.nav-menu li a:hover,
.nav-menu li a[aria-current="page"] { color: var(--color-primary); }
.nav-cta { display: none; }

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.75rem 1.5rem;
  border-radius: 50px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: transform 0.15s, box-shadow 0.15s;
  border: 2px solid transparent;
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 4px 16px rgba(0,0,0,0.15); }
.btn:active { transform: translateY(0); }
.btn-primary { background: var(--color-secondary); color: var(--color-text); border-color: var(--color-secondary); }
.btn-outline-white { background: transparent; color: #fff; border-color: rgba(255,255,255,0.6); }
.btn-outline-white:hover { background: rgba(255,255,255,0.1); }
.btn-outline-primary { background: transparent; color: var(--color-primary); border-color: var(--color-primary); }

/* ===== Hero ===== */
.hero {
  background: linear-gradient(135deg, var(--color-primary) 0%, color-mix(in srgb, var(--color-primary) 70%, #1e3a5f) 100%);
  color: #fff;
  padding: 3rem 0 0;
  overflow: hidden;
}
.hero-text { padding-bottom: 2rem; }
.hero-tagline {
  display: inline-block;
  background: var(--color-secondary);
  color: var(--color-text);
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.3rem 0.9rem;
  border-radius: 20px;
  margin-bottom: 1.25rem;
}
.hero h1 { color: #fff; margin-bottom: 1.25rem; }
.hero-intro { font-size: 1.05rem; opacity: 0.92; margin-bottom: 1.5rem; max-width: 560px; }
.hero-quote {
  font-style: italic;
  font-size: 1.05rem;
  color: var(--color-secondary);
  font-weight: 500;
  margin-bottom: 2rem;
  padding-left: 1rem;
  border-left: 3px solid var(--color-secondary);
}
.hero-ctas { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-bottom: 2rem; }
.hero-visual { border-radius: 16px 16px 0 0; overflow: hidden; }

/* ===== Trust strip ===== */
.trust-strip { background: var(--color-secondary); padding: 1.25rem 0; }
.trust-items { display: flex; flex-wrap: wrap; gap: 1rem; justify-content: center; align-items: center; }
.trust-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--color-text);
}

/* ===== Section headings ===== */
.section-label {
  display: inline-block;
  color: var(--color-primary);
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}
.section-heading { margin-bottom: 1rem; }
.section-lead { font-size: 1.05rem; color: #4b5563; max-width: 640px; margin-bottom: 2.5rem; }

/* ===== Cards ===== */
.cards-grid { display: grid; grid-template-columns: 1fr; gap: 1.5rem; }
.card {
  background: #f8fafc;
  border-radius: 16px;
  padding: 1.75rem;
  border: 1px solid rgba(14,116,144,0.08);
  transition: transform 0.2s, box-shadow 0.2s;
}
.card:hover { transform: translateY(-4px); box-shadow: 0 8px 24px rgba(14,116,144,0.12); }
.card-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: color-mix(in srgb, var(--color-primary) 12%, #fff);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  color: var(--color-primary);
}
.card h3 { margin-bottom: 0.5rem; }
.card p { color: #4b5563; font-size: 0.95rem; }
.card-link { color: var(--color-primary); font-weight: 600; font-size: 0.9rem; margin-top: 0.75rem; display: inline-block; }

/* ===== Accent section ===== */
.section-accent { background: color-mix(in srgb, var(--color-primary) 5%, #fff); }

/* ===== About strip ===== */
.about-strip { display: grid; grid-template-columns: 1fr; gap: 2rem; align-items: center; }
.about-visual-wrap { border-radius: 16px; overflow: hidden; }
.about-text h2 { margin-bottom: 1rem; }
.about-text p { color: #4b5563; margin-bottom: 1rem; }
.about-highlights { margin: 1.5rem 0; display: flex; flex-direction: column; gap: 0.75rem; }
.about-highlight { display: flex; align-items: flex-start; gap: 0.75rem; font-size: 0.95rem; }
.about-highlight-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--color-secondary);
  flex-shrink: 0; margin-top: 0.55rem;
}

/* ===== CTA section ===== */
.section-cta {
  background: linear-gradient(135deg, var(--color-primary) 0%, color-mix(in srgb, var(--color-primary) 75%, #1e3a5f) 100%);
  color: #fff;
}
.section-cta h2 { color: #fff; margin-bottom: 1rem; }
.section-cta p { color: rgba(255,255,255,0.88); margin-bottom: 2rem; }

/* ===== Footer ===== */
.site-footer { background: var(--color-text); color: rgba(255,255,255,0.8); padding: 3rem 0 1.5rem; }
.footer-grid { display: grid; grid-template-columns: 1fr; gap: 2rem; margin-bottom: 2.5rem; }
.footer-brand h3 { color: #fff; font-family: var(--font-display); font-size: 1.1rem; margin-bottom: 0.75rem; }
.footer-brand p { font-size: 0.9rem; line-height: 1.6; }
.footer-nav h4, .footer-contact h4 {
  color: var(--color-secondary);
  font-family: var(--font-display);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}
.footer-nav li { margin-bottom: 0.5rem; }
.footer-nav a { font-size: 0.9rem; transition: color 0.2s; }
.footer-nav a:hover { color: var(--color-secondary); }
.footer-contact address { font-style: normal; font-size: 0.9rem; line-height: 1.8; }
.footer-contact a { transition: color 0.2s; }
.footer-contact a:hover { color: var(--color-secondary); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.12);
  padding-top: 1.5rem;
  display: flex; flex-direction: column; gap: 0.5rem;
  font-size: 0.8rem;
}
.footer-bottom a { color: rgba(255,255,255,0.6); }
.footer-bottom a:hover { color: var(--color-secondary); }

/* ===== Page header (inner pages) ===== */
.page-header {
  background: linear-gradient(135deg, var(--color-primary) 0%, color-mix(in srgb, var(--color-primary) 75%, #1e3a5f) 100%);
  color: #fff;
  padding: 3rem 0;
}
.page-header h1 { color: #fff; margin-bottom: 0.5rem; }
.page-header .breadcrumb { font-size: 0.85rem; opacity: 0.8; margin-bottom: 1rem; }
.page-header .breadcrumb a { color: rgba(255,255,255,0.8); }
.page-header .breadcrumb a:hover { color: var(--color-secondary); }
.page-header .breadcrumb span { color: var(--color-secondary); }
.page-header .page-lead { color: rgba(255,255,255,0.9); max-width: 640px; font-size: 1.05rem; margin-top: 0.75rem; }

/* ===== Services page ===== */
.service-block {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin-bottom: 3.5rem;
  padding-bottom: 3.5rem;
  border-bottom: 1px solid rgba(14,116,144,0.1);
}
.service-block:last-child { border-bottom: none; margin-bottom: 0; padding-bottom: 0; }
.service-content h2 { margin-bottom: 0.5rem; color: var(--color-primary); }
.service-content h3 { margin-bottom: 1rem; font-size: 1rem; color: #6b7280; font-weight: 500; }
.service-content p { color: #4b5563; }
.service-features { margin: 1.5rem 0; display: flex; flex-direction: column; gap: 0.6rem; }
.service-feature {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  font-size: 0.95rem;
  color: #374151;
}
.service-feature-check {
  width: 20px; height: 20px;
  background: color-mix(in srgb, var(--color-primary) 12%, #fff);
  border-radius: 50%;
  flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  margin-top: 0.1rem;
  color: var(--color-primary);
}

/* ===== About page ===== */
.about-story p { color: #374151; margin-bottom: 1.25rem; }
.values-grid { display: grid; grid-template-columns: 1fr; gap: 1.25rem; margin-top: 2rem; }
.value-card {
  padding: 1.5rem;
  border-radius: 12px;
  border-left: 4px solid var(--color-secondary);
  background: #f8fafc;
}
.value-card h3 { font-size: 1rem; margin-bottom: 0.4rem; }
.value-card p { font-size: 0.9rem; color: #4b5563; margin: 0; }

/* ===== Contact page ===== */
.contact-grid { display: grid; grid-template-columns: 1fr; gap: 2.5rem; }
.contact-info h2 { margin-bottom: 1.5rem; }
.contact-detail { display: flex; align-items: flex-start; gap: 1rem; margin-bottom: 1.5rem; }
.contact-detail-icon {
  width: 44px; height: 44px;
  border-radius: 10px;
  background: color-mix(in srgb, var(--color-primary) 10%, #fff);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  color: var(--color-primary);
}
.contact-detail-text strong {
  display: block;
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 0.25rem;
}
.contact-detail-text span, .contact-detail-text a { font-size: 0.95rem; color: #374151; }
.contact-form-wrap h2 { margin-bottom: 1.5rem; }
.form-group { margin-bottom: 1.25rem; }
.form-group label {
  display: block;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--color-text);
  margin-bottom: 0.4rem;
}
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 2px solid #e5e7eb;
  border-radius: 10px;
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-text);
  background: #fff;
  transition: border-color 0.2s, box-shadow 0.2s;
  -webkit-appearance: none;
  appearance: none;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-primary) 15%, transparent);
}
.form-group textarea { min-height: 140px; resize: vertical; }
.form-privacy { font-size: 0.82rem; color: #6b7280; margin-bottom: 1.25rem; line-height: 1.6; }
.map-frame { border-radius: 16px; overflow: hidden; margin-top: 2rem; }
.map-frame iframe { display: block; width: 100%; height: 280px; border: none; }

/* ===== Legal page ===== */
.legal-content h2 { margin-top: 2rem; margin-bottom: 0.75rem; color: var(--color-primary); font-size: 1.2rem; }
.legal-content p, .legal-content li { color: #374151; font-size: 0.95rem; margin-bottom: 0.75rem; }
.legal-content ul { list-style: disc; padding-left: 1.5rem; }

/* ===== visual-placeholder ===== */
.visual-placeholder {
  display: block;
  width: 100%;
  border-radius: 8px;
  aspect-ratio: 16 / 9;
  background:
    linear-gradient(
      135deg,
      color-mix(in srgb, var(--color-primary) 22%, var(--color-bg)) 0%,
      color-mix(in srgb, var(--color-primary) 10%, var(--color-bg)) 55%,
      color-mix(in srgb, var(--color-secondary) 18%, var(--color-bg)) 100%
    );
}
.visual-placeholder[data-aspect="4:3"]  { aspect-ratio: 4 / 3; }
.visual-placeholder[data-aspect="1:1"]  { aspect-ratio: 1 / 1; }
.visual-placeholder[data-aspect="3:4"]  { aspect-ratio: 3 / 4; }
.visual-placeholder[data-aspect="21:9"] { aspect-ratio: 21 / 9; }
.visual-placeholder[data-tone="secondary"] {
  background:
    linear-gradient(
      135deg,
      color-mix(in srgb, var(--color-secondary) 22%, var(--color-bg)) 0%,
      color-mix(in srgb, var(--color-secondary) 10%, var(--color-bg)) 55%,
      color-mix(in srgb, var(--color-primary) 16%, var(--color-bg)) 100%
    );
}
.visual-placeholder[data-tone="accent"] {
  background:
    linear-gradient(
      135deg,
      color-mix(in srgb, var(--color-accent, var(--color-primary)) 22%, var(--color-bg)) 0%,
      color-mix(in srgb, var(--color-primary) 12%, var(--color-bg)) 60%,
      color-mix(in srgb, var(--color-secondary) 16%, var(--color-bg)) 100%
    );
}
.visual-placeholder[data-tone="muted"] {
  background: color-mix(in srgb, var(--color-text) 8%, var(--color-bg));
}

/* ===== Responsive — Tablette ===== */
@media (min-width: 768px) {
  section { padding: 5rem 0; }
  .nav-toggle { display: none; }
  .nav-cta { display: flex; align-items: center; gap: 1.5rem; }
  .nav-menu {
    display: flex !important;
    position: static;
    border: none;
    box-shadow: none;
    padding: 0;
    gap: 2rem;
    background: transparent;
    align-items: center;
  }
  .nav-menu li a {
    display: inline;
    border-bottom: none;
    padding: 0;
    font-size: 0.95rem;
  }
  .hero { padding: 5rem 0 0; }
  .hero-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: end; }
  .hero-text { padding-bottom: 4rem; }
  .cards-grid { grid-template-columns: repeat(2, 1fr); }
  .about-strip { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 2fr 1fr 1fr; }
  .footer-bottom { flex-direction: row; justify-content: space-between; }
  .values-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr 1.4fr; }
  .service-block { grid-template-columns: 1fr 1fr; align-items: start; }
  .map-frame iframe { height: 340px; }
}

/* ===== Responsive — Desktop ===== */
@media (min-width: 1024px) {
  .cards-grid { grid-template-columns: repeat(3, 1fr); }
  .map-frame iframe { height: 400px; }
}

/* ===== Animation Pass — WEB-3933 (template MN) ===== */

/* Focus-visible ring — a11y */
:focus-visible {
  outline: 3px solid var(--color-secondary);
  outline-offset: 3px;
  border-radius: 4px;
}
.btn:focus-visible {
  outline-offset: 5px;
}

/* Keyframes — unconditionally defined; only fired by media-gated rules below */
@keyframes fade-up {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0);    }
}
@keyframes placeholder-shimmer {
  0%   { background-position: 0%   50%; }
  50%  { background-position: 100% 50%; }
  100% { background-position: 0%   50%; }
}
@keyframes nav-slide-down {
  from { opacity: 0; transform: translateY(-8px); }
  to   { opacity: 1; transform: translateY(0);    }
}

@media (prefers-reduced-motion: no-preference) {

  /* Hero staggered entrance — above the fold, CSS-only */
  .hero-tagline { animation: fade-up 0.50s ease both 0.10s; }
  .hero h1      { animation: fade-up 0.65s ease both 0.25s; }
  .hero-intro   { animation: fade-up 0.60s ease both 0.40s; }
  .hero-quote   { animation: fade-up 0.50s ease both 0.52s; }
  .hero-ctas    { animation: fade-up 0.50s ease both 0.62s; }
  .hero-visual  { animation: fade-up 0.70s ease both 0.20s; }

  /* Trust strip stagger — just below hero */
  .trust-item               { animation: fade-up 0.45s ease both; }
  .trust-item:nth-child(1)  { animation-delay: 0.72s; }
  .trust-item:nth-child(2)  { animation-delay: 0.84s; }
  .trust-item:nth-child(3)  { animation-delay: 0.96s; }
  .trust-item:nth-child(4)  { animation-delay: 1.08s; }

  /* Visual placeholder subtle shimmer */
  .visual-placeholder {
    background-size: 200% 200%;
    animation: placeholder-shimmer 8s ease-in-out infinite;
  }

  /* Mobile nav slide-down on open */
  @media (max-width: 767px) {
    .nav-menu.is-open { animation: nav-slide-down 0.25s ease both; }
  }

  /* Card icon hover rotate */
  .card-icon { transition: transform 0.25s ease; }
  .card:hover .card-icon { transform: rotate(10deg) scale(1.08); }

  /* About highlights stagger — triggered when IO adds .visible to parent */
  .about-strip.visible .about-highlight             { animation: fade-up 0.50s ease both; }
  .about-strip.visible .about-highlight:nth-child(1) { animation-delay: 0.05s; }
  .about-strip.visible .about-highlight:nth-child(2) { animation-delay: 0.15s; }
  .about-strip.visible .about-highlight:nth-child(3) { animation-delay: 0.25s; }
  .about-strip.visible .about-highlight:nth-child(4) { animation-delay: 0.35s; }
}

/* Kill-switch — non-négociable WCAG 2.3.3 */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration:       0.01ms !important;
    animation-iteration-count: 1     !important;
    transition-duration:      0.01ms !important;
    scroll-behavior:          auto   !important;
  }
}