@import url('tokens.css');

/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.8;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3, h4 { font-family: var(--font-display); line-height: 1.2; color: var(--color-text); }

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

/* ── Skip link ── */
.skip-link {
  position: absolute; top: -40px; left: 0; z-index: 200;
  background: var(--color-primary); color: var(--color-bg);
  padding: 0.5rem 1rem; border-radius: 0 0 4px 0; font-size: 0.9rem;
}
.skip-link:focus { top: 0; }

/* ── Header / Nav ── */
header {
  position: sticky; top: 0; z-index: 100;
  background: var(--color-bg);
  border-bottom: 1px solid color-mix(in srgb, var(--color-primary) 15%, var(--color-bg));
}
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding-top: 0.75rem; padding-bottom: 0.75rem;
}
.nav-logo img { height: 40px; width: auto; }
.nav-toggle {
  background: none; border: none; cursor: pointer; padding: 0.5rem;
  display: flex; flex-direction: column; gap: 5px;
}
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--color-text); transition: all 0.3s; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }
.nav-links { display: none; list-style: none; }
.nav-links a {
  font-family: var(--font-body); font-size: 0.95rem;
  color: var(--color-text); letter-spacing: 0.02em; transition: color 0.2s;
}
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--color-primary); text-decoration: none; }
.nav-links a[aria-current="page"] { font-weight: 600; }
header.nav-open .nav-links {
  display: flex; flex-direction: column; gap: 1rem;
  position: absolute; top: 100%; left: 0; right: 0;
  background: var(--color-bg);
  border-bottom: 1px solid color-mix(in srgb, var(--color-primary) 15%, var(--color-bg));
  padding: 1.25rem;
  z-index: 99;
}

/* ── Buttons ── */
.btn {
  display: inline-block; padding: 0.75rem 1.75rem; border-radius: 4px;
  font-family: var(--font-body); font-size: 0.95rem; font-weight: 600;
  letter-spacing: 0.03em; cursor: pointer; transition: all 0.2s;
  border: 2px solid transparent; text-decoration: none;
}
.btn:hover { text-decoration: none; }
.btn-primary { background: var(--color-primary); color: var(--color-bg); border-color: var(--color-primary); }
.btn-primary:hover { background: color-mix(in srgb, var(--color-primary) 82%, #000); border-color: color-mix(in srgb, var(--color-primary) 82%, #000); }
.btn-secondary { background: transparent; color: var(--color-primary); border-color: var(--color-primary); }
.btn-secondary:hover { background: color-mix(in srgb, var(--color-primary) 8%, var(--color-bg)); }
.btn-accent { background: var(--color-accent); color: var(--color-bg); border-color: var(--color-accent); }
.btn-accent:hover { background: color-mix(in srgb, var(--color-accent) 82%, #000); border-color: color-mix(in srgb, var(--color-accent) 82%, #000); }
.btn-white { background: var(--color-bg); color: var(--color-primary); border-color: var(--color-bg); font-weight: 700; }
.btn-white:hover { background: color-mix(in srgb, var(--color-bg) 88%, var(--color-primary)); }
.btn-outline-white { background: transparent; color: var(--color-bg); border-color: var(--color-bg); }
.btn-outline-white:hover { background: rgba(255,255,255,0.12); }

/* ── Visual Placeholders (WEB-715) ── */
.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));
}

/* ── Sections ── */
section { padding: 3.5rem 0; }
.section-heading { text-align: center; margin-bottom: 2.5rem; }
.section-heading h2 { font-size: clamp(1.6rem, 4vw, 2.4rem); color: var(--color-primary); margin-bottom: 0.5rem; }
.section-heading p { color: color-mix(in srgb, var(--color-text) 65%, var(--color-bg)); max-width: 600px; margin: 0 auto; }
.section-heading::after {
  content: ''; display: block; width: 48px; height: 3px;
  background: var(--color-secondary); margin: 0.75rem auto 0; border-radius: 2px;
}

/* ── Hero ── */
.hero {
  background: linear-gradient(135deg,
    color-mix(in srgb, var(--color-primary) 8%, var(--color-bg)) 0%,
    color-mix(in srgb, var(--color-secondary) 6%, var(--color-bg)) 100%
  );
  padding: 4rem 0; text-align: center;
}
.hero h1 { font-size: clamp(1.9rem, 5.5vw, 3.4rem); color: var(--color-primary); margin-bottom: 1.25rem; }
.hero p { font-size: 1.05rem; max-width: 680px; margin: 0 auto 2rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; justify-content: center; margin-bottom: 2.5rem; }

/* ── Page header ── */
.page-header {
  background: linear-gradient(135deg,
    color-mix(in srgb, var(--color-primary) 10%, var(--color-bg)) 0%,
    color-mix(in srgb, var(--color-secondary) 8%, var(--color-bg)) 100%
  );
  padding: 3rem 0 2.5rem; text-align: center;
}
.page-header h1 { font-size: clamp(1.8rem, 5vw, 3rem); color: var(--color-primary); margin-bottom: 0.75rem; }
.page-header p { max-width: 600px; margin: 0 auto; color: color-mix(in srgb, var(--color-text) 70%, var(--color-bg)); }

/* ── Service cards ── */
.services-grid { display: grid; grid-template-columns: 1fr; gap: 2rem; }
.service-card {
  border-radius: 8px; overflow: hidden;
  border: 1px solid color-mix(in srgb, var(--color-primary) 12%, var(--color-bg));
  background: var(--color-bg);
}
.service-card-body { padding: 1.5rem; }
.service-card h3 { font-size: 1.25rem; color: var(--color-primary); margin-bottom: 0.75rem; }
.service-card p { font-size: 0.95rem; margin-bottom: 1rem; }
.service-card ul { list-style: none; padding: 0; }
.service-card ul li { padding-left: 1.25rem; position: relative; font-size: 0.9rem; margin-bottom: 0.35rem; }
.service-card ul li::before { content: "•"; position: absolute; left: 0; color: var(--color-secondary); font-weight: bold; }

/* ── Two-column ── */
.two-col { display: grid; grid-template-columns: 1fr; gap: 2.5rem; align-items: center; }

/* ── Bands ── */
.band-secondary { background: color-mix(in srgb, var(--color-secondary) 8%, var(--color-bg)); }
.band-primary-light { background: color-mix(in srgb, var(--color-primary) 5%, var(--color-bg)); }

/* ── CTA section ── */
.cta-section {
  background: linear-gradient(135deg,
    var(--color-accent) 0%,
    color-mix(in srgb, var(--color-accent) 82%, #000) 100%
  );
  color: var(--color-bg); text-align: center; padding: 4rem 0;
}
.cta-section h2 { color: var(--color-bg); font-size: clamp(1.4rem, 3.5vw, 2.2rem); margin-bottom: 1rem; }
.cta-section p { opacity: 0.9; max-width: 560px; margin: 0 auto 2rem; }
.cta-actions { display: flex; flex-wrap: wrap; gap: 1rem; justify-content: center; }

/* ── Contact ── */
.contact-layout { display: grid; grid-template-columns: 1fr; gap: 2.5rem; }
.contact-info h3 { font-size: 1.1rem; color: var(--color-primary); margin-bottom: 0.4rem; margin-top: 1rem; }
.contact-info p { margin-bottom: 0.5rem; font-size: 0.95rem; }
.contact-info a { color: var(--color-primary); }
.contact-form { display: flex; flex-direction: column; gap: 1.25rem; }
.form-group { display: flex; flex-direction: column; gap: 0.4rem; }
.form-group label { font-size: 0.9rem; font-weight: 600; }
.form-group input,
.form-group textarea,
.form-group select {
  padding: 0.75rem 1rem;
  border: 1px solid color-mix(in srgb, var(--color-text) 25%, var(--color-bg));
  border-radius: 4px;
  font-family: var(--font-body); font-size: 1rem; color: var(--color-text);
  background: var(--color-bg); transition: border-color 0.2s;
}
.form-group input:focus, .form-group textarea:focus {
  outline: none; border-color: var(--color-primary);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-primary) 15%, var(--color-bg));
}
.form-group textarea { min-height: 140px; resize: vertical; }
.form-note { font-size: 0.78rem; color: color-mix(in srgb, var(--color-text) 50%, var(--color-bg)); }
.map-wrapper { border-radius: 8px; overflow: hidden; margin-top: 1.5rem; }
.map-wrapper iframe { width: 100%; height: 280px; border: 0; display: block; }

/* ── About ── */
.about-content { max-width: 820px; margin: 0 auto; }
.about-content p { margin-bottom: 1.25rem; font-size: 1.05rem; }

/* ── Bullet list ── */
.bullet-list { list-style: none; padding: 0; margin: 1.25rem 0; }
.bullet-list li { padding-left: 1.5rem; position: relative; margin-bottom: 0.5rem; font-size: 0.95rem; }
.bullet-list li::before { content: "•"; position: absolute; left: 0; color: var(--color-secondary); font-weight: bold; font-size: 1.1rem; }

/* ── Footer ── */
footer {
  background: color-mix(in srgb, var(--color-text) 95%, #000);
  color: color-mix(in srgb, var(--color-bg) 75%, var(--color-text));
  padding: 3rem 0 1.5rem;
}
.footer-grid { display: grid; grid-template-columns: 1fr; gap: 2rem; margin-bottom: 2rem; }
.footer-brand { display: flex; flex-direction: column; gap: 0.6rem; }
.footer-brand .tagline { font-style: italic; font-size: 0.9rem; color: var(--color-secondary); }
.footer-logo { filter: brightness(0) invert(1); height: 36px; width: auto; }
.footer-nav h4, .footer-contact h4 {
  color: var(--color-bg); margin-bottom: 0.75rem;
  font-size: 0.95rem; font-family: var(--font-display); letter-spacing: 0.04em;
}
.footer-nav ul { list-style: none; display: flex; flex-direction: column; gap: 0.4rem; }
.footer-nav ul a, .footer-contact a {
  color: color-mix(in srgb, var(--color-bg) 68%, var(--color-text)); font-size: 0.9rem;
}
.footer-nav ul a:hover, .footer-contact a:hover { color: var(--color-secondary); text-decoration: none; }
.footer-contact p { font-size: 0.9rem; margin-bottom: 0.4rem; }
.footer-bottom {
  border-top: 1px solid color-mix(in srgb, var(--color-bg) 15%, var(--color-text));
  padding-top: 1.25rem; font-size: 0.78rem;
  color: color-mix(in srgb, var(--color-bg) 45%, var(--color-text));
  display: flex; flex-wrap: wrap; gap: 0.75rem; justify-content: space-between;
}
.footer-bottom a { color: inherit; }

/* ── Fade-in ── */
.fade-in { opacity: 0; transform: translateY(18px); transition: opacity 0.55s ease, transform 0.55s ease; }
.fade-in.visible { opacity: 1; transform: none; }

/* ── Motion pass — AnimationDesigner (WEB-5668) ── */
@media (prefers-reduced-motion: no-preference) {
  /* 1. Service card hover — lift éditorial, ombre douce, bord accentué */
  .service-card {
    transition: transform 0.32s ease, box-shadow 0.32s ease, border-color 0.32s ease;
    will-change: transform;
  }
  .service-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 28px -14px color-mix(in srgb, var(--color-primary) 45%, transparent);
    border-color: color-mix(in srgb, var(--color-primary) 32%, var(--color-bg));
  }
  .service-card:hover h3 { color: color-mix(in srgb, var(--color-primary) 90%, #000); }

  /* 2. Visual placeholder — dégradé miel qui glisse au survol */
  .visual-placeholder {
    background-size: 200% 200%;
    background-position: 0% 0%;
    transition: background-position 0.9s ease, transform 0.5s ease;
  }
  .service-card:hover .visual-placeholder,
  .visual-placeholder:hover { background-position: 100% 100%; }

  /* 3. Boutons — micro-lift + halo, respect des couleurs existantes */
  .btn { transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease, transform 0.2s ease, box-shadow 0.25s ease; }
  .btn:hover { transform: translateY(-1px); box-shadow: 0 6px 16px -8px color-mix(in srgb, var(--color-primary) 55%, transparent); }
  .btn:active { transform: translateY(0); box-shadow: none; }
  .btn-white:hover { box-shadow: 0 6px 16px -8px rgba(0,0,0,0.28); }
  .btn-outline-white:hover { box-shadow: 0 6px 16px -8px rgba(255,255,255,0.35); }

  /* 4. Nav links — soulignement qui pousse (background-size trick) */
  .nav-links a {
    background-image: linear-gradient(currentColor, currentColor);
    background-size: 0% 2px;
    background-repeat: no-repeat;
    background-position: 0 100%;
    padding-bottom: 3px;
    transition: color 0.2s ease, background-size 0.35s ease;
  }
  .nav-links a:hover,
  .nav-links a:focus-visible { background-size: 100% 2px; text-decoration: none; }
  .nav-links a[aria-current="page"] { background-size: 100% 2px; }

  /* 5. Stagger sur services-grid : cascade quand le parent fade-in devient .visible */
  .fade-in .service-card { opacity: 0; transform: translateY(14px); transition: opacity 0.5s ease, transform 0.5s ease; transition-delay: 0ms; }
  .fade-in.visible .service-card { opacity: 1; transform: none; }
  .fade-in.visible .service-card:nth-child(1) { transition-delay: 60ms; }
  .fade-in.visible .service-card:nth-child(2) { transition-delay: 160ms; }
  .fade-in.visible .service-card:nth-child(3) { transition-delay: 260ms; }
  .fade-in.visible .service-card:nth-child(4) { transition-delay: 360ms; }

  /* Focus-visible — halo miel discret sur les CTAs */
  .btn:focus-visible {
    outline: none;
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-secondary) 55%, var(--color-bg)),
                0 0 0 5px color-mix(in srgb, var(--color-primary) 40%, transparent);
  }
  a:focus-visible { outline: 2px solid color-mix(in srgb, var(--color-secondary) 70%, var(--color-bg)); outline-offset: 3px; border-radius: 2px; }

  /* Logo header — subtile élévation au survol */
  .nav-logo img { transition: transform 0.3s ease, opacity 0.3s ease; }
  .nav-logo:hover img { transform: translateY(-1px); opacity: 0.92; }
}

/* Reduced motion — kill switch global (WCAG 2.3.3) */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  .fade-in { opacity: 1 !important; transform: none !important; }
}

/* ── Tablet 640px ── */
@media (min-width: 640px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

/* ── Desktop 1024px ── */
@media (min-width: 1024px) {
  .nav-toggle { display: none; }
  .nav-links {
    display: flex !important; flex-direction: row; gap: 2rem;
    position: static; background: none; border: none; padding: 0;
  }
  header.nav-open .nav-links {
    position: static; border: none; padding: 0; flex-direction: row; gap: 2rem;
  }
  .services-grid { grid-template-columns: repeat(3, 1fr); }
  .two-col { grid-template-columns: 1fr 1fr; }
  .contact-layout { grid-template-columns: 1fr 1.6fr; }
  .footer-grid { grid-template-columns: 2fr 1fr 1fr; }
}