/* ==========================================================
   medeArtis — Feuille de style
   Site statique, moderne, responsive
   ========================================================== */

/* ---------- Tokens ---------- */
:root {
  --c-bg: #ffffff;
  --c-bg-alt: #f4f7fb;
  --c-ink: #0a1a2f;
  --c-ink-soft: #4a5b73;
  --c-muted: #7a8aa1;
  --c-line: #e2e8f0;

  --c-primary: #0a3a6b;       /* bleu médical profond */
  --c-primary-700: #082a52;
  --c-primary-300: #4d7bb3;
  --c-accent: #14b8a6;        /* teal moderne */
  --c-accent-600: #0d9488;
  --c-warm: #ff6b5b;          /* accent corail */

  --c-success: #16a34a;
  --c-error: #dc2626;

  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 22px;

  --shadow-sm: 0 1px 2px rgba(10, 26, 47, 0.05), 0 1px 1px rgba(10, 26, 47, 0.04);
  --shadow: 0 10px 30px -12px rgba(10, 26, 47, 0.18);
  --shadow-lg: 0 25px 50px -20px rgba(10, 26, 47, 0.25);

  --font-sans: 'Inter', 'Segoe UI', -apple-system, BlinkMacSystemFont, 'Helvetica Neue', Arial, sans-serif;
  --font-display: 'Inter', 'Segoe UI', -apple-system, sans-serif;

  --max: 1180px;
  --header-h: 76px;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--c-ink);
  background: var(--c-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-size: 16px;
}
img, svg { max-width: 100%; height: auto; display: block; }
a { color: var(--c-primary); text-decoration: none; transition: color .2s ease; }
a:hover { color: var(--c-accent); }
button { font-family: inherit; cursor: pointer; }

/* ---------- Layout helpers ---------- */
.container {
  width: 100%;
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 24px;
}
.section { padding: 80px 0; }
.section--alt { background: var(--c-bg-alt); }
.section--tight { padding: 56px 0; }
.eyebrow {
  display: inline-block;
  text-transform: uppercase;
  letter-spacing: .14em;
  font-size: 12px;
  font-weight: 600;
  color: var(--c-accent-600);
  margin-bottom: 12px;
}
h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--c-ink);
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin: 0 0 .5em;
}
h1 { font-size: clamp(2.1rem, 4.4vw, 3.4rem); font-weight: 800; }
h2 { font-size: clamp(1.6rem, 2.8vw, 2.3rem); font-weight: 700; }
h3 { font-size: clamp(1.2rem, 1.6vw, 1.4rem); font-weight: 700; }
p  { margin: 0 0 1em; color: var(--c-ink-soft); }
.lead { font-size: 1.15rem; color: var(--c-ink-soft); max-width: 60ch; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1.5px solid transparent;
  transition: transform .15s ease, box-shadow .2s ease, background .2s ease, color .2s ease, border-color .2s ease;
  text-align: center;
  line-height: 1.2;
}
.btn:hover { transform: translateY(-1px); }
.btn--primary {
  background: var(--c-primary);
  color: #fff;
  box-shadow: 0 6px 20px -8px rgba(10, 58, 107, 0.6);
}
.btn--primary:hover { background: var(--c-primary-700); color: #fff; }
.btn--accent {
  background: var(--c-accent);
  color: #fff;
  box-shadow: 0 6px 20px -8px rgba(20, 184, 166, 0.6);
}
.btn--accent:hover { background: var(--c-accent-600); color: #fff; }
.btn--ghost {
  background: transparent;
  color: var(--c-primary);
  border-color: var(--c-line);
}
.btn--ghost:hover { border-color: var(--c-primary); color: var(--c-primary); }
.btn--lg { padding: 16px 30px; font-size: 1.05rem; }

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255,255,255,0.85);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--c-line);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
  gap: 24px;
}
.nav__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--c-ink);
  letter-spacing: -0.02em;
}
.nav__logo img { height: 40px; width: auto; }
.nav__logo:hover { color: var(--c-primary); }
.nav__list {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav__list a {
  display: inline-block;
  padding: 8px 14px;
  border-radius: 999px;
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--c-ink-soft);
}
.nav__list a:hover { color: var(--c-primary); background: var(--c-bg-alt); }
.nav__list a.is-active { color: var(--c-primary); background: var(--c-bg-alt); }
.nav__cta { margin-left: 6px; }

.nav__toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--c-line);
  width: 44px; height: 44px;
  border-radius: 12px;
  padding: 0;
  align-items: center; justify-content: center;
}
.nav__toggle span,
.nav__toggle span::before,
.nav__toggle span::after {
  display: block;
  width: 22px; height: 2px;
  background: var(--c-ink);
  border-radius: 2px;
  position: relative;
  transition: transform .25s ease, top .25s ease, opacity .2s ease;
}
.nav__toggle span::before, .nav__toggle span::after { content: ''; position: absolute; left: 0; }
.nav__toggle span::before { top: -7px; }
.nav__toggle span::after  { top: 7px; }
.nav.is-open .nav__toggle span { background: transparent; }
.nav.is-open .nav__toggle span::before { top: 0; transform: rotate(45deg); }
.nav.is-open .nav__toggle span::after  { top: 0; transform: rotate(-45deg); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  overflow: hidden;
  padding: 96px 0 80px;
  background:
    radial-gradient(1100px 600px at 80% -10%, rgba(20, 184, 166, 0.18), transparent 60%),
    radial-gradient(900px 500px at -10% 110%, rgba(10, 58, 107, 0.10), transparent 60%),
    linear-gradient(180deg, #fff 0%, #f4f7fb 100%);
}
.hero__grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
  align-items: center;
}
.hero__title { margin-bottom: 18px; }
.hero__title em { font-style: normal; background: linear-gradient(120deg, var(--c-accent) 0%, var(--c-primary) 100%); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero__cta { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 26px; }
.hero__meta { display: flex; gap: 22px; margin-top: 36px; flex-wrap: wrap; }
.hero__meta div { font-size: 0.9rem; color: var(--c-muted); }
.hero__meta strong { display: block; color: var(--c-ink); font-size: 1.05rem; font-weight: 700; }
.hero__visual {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  aspect-ratio: 4/3;
}
.hero__visual img { width: 100%; height: 100%; object-fit: cover; }
.hero__visual::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(10, 26, 47, 0.35));
}
.hero__badge {
  position: absolute;
  bottom: 18px; left: 18px;
  background: rgba(255,255,255,0.95);
  border-radius: 14px;
  padding: 12px 16px;
  display: flex; align-items: center; gap: 12px;
  box-shadow: var(--shadow);
  font-size: 0.9rem;
  color: var(--c-ink);
  font-weight: 600;
}
.hero__badge .dot { width: 10px; height: 10px; border-radius: 50%; background: var(--c-accent); box-shadow: 0 0 0 4px rgba(20,184,166,0.18); }

/* ---------- Cards / Grid ---------- */
.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.card {
  background: #fff;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  padding: 28px;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.card:hover { transform: translateY(-3px); box-shadow: var(--shadow); border-color: transparent; }
.card__icon {
  width: 52px; height: 52px;
  border-radius: 12px;
  display: grid; place-items: center;
  background: linear-gradient(135deg, rgba(20,184,166,0.12), rgba(10,58,107,0.10));
  color: var(--c-primary);
  margin-bottom: 16px;
}
.card h3 { margin-bottom: 8px; }
.card p { margin: 0; }

/* Two-column split (image + text) */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.split--reverse > :first-child { order: 2; }
.split__media {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.split__media img { width: 100%; height: 100%; object-fit: cover; }
.split ul { padding-left: 0; list-style: none; }
.split ul li {
  position: relative;
  padding-left: 30px;
  margin-bottom: 10px;
  color: var(--c-ink-soft);
}
.split ul li::before {
  content: '';
  position: absolute; left: 0; top: 8px;
  width: 18px; height: 18px;
  border-radius: 50%;
  background: rgba(20,184,166,0.18);
}
.split ul li::after {
  content: '';
  position: absolute; left: 5px; top: 13px;
  width: 8px; height: 4px;
  border-left: 2px solid var(--c-accent);
  border-bottom: 2px solid var(--c-accent);
  transform: rotate(-45deg);
}

/* ---------- Team ---------- */
.team {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 22px;
}
.team__card {
  background: #fff;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  padding: 26px;
  transition: transform .2s ease, box-shadow .2s ease;
}
.team__card:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.team__avatar {
  width: 64px; height: 64px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--c-primary), var(--c-accent));
  color: #fff;
  display: grid; place-items: center;
  font-weight: 700;
  font-size: 1.4rem;
  margin-bottom: 16px;
  letter-spacing: 0.02em;
}
.team__name { font-weight: 700; color: var(--c-ink); font-size: 1.05rem; }
.team__role { font-size: 0.85rem; color: var(--c-accent-600); font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 10px; }
.team__bio { font-size: 0.95rem; color: var(--c-ink-soft); margin: 0; }

/* ---------- Forms ---------- */
.form {
  display: grid;
  gap: 18px;
  background: #fff;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: var(--shadow-sm);
}
.form--two { grid-template-columns: 1fr 1fr; }
.form__group { display: flex; flex-direction: column; gap: 6px; }
.form__group--full { grid-column: 1 / -1; }
.form label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--c-ink);
}
.form label .req { color: var(--c-error); }
.form input, .form select, .form textarea {
  font-family: inherit;
  font-size: 1rem;
  width: 100%;
  padding: 12px 14px;
  border: 1.5px solid var(--c-line);
  border-radius: var(--radius-sm);
  background: #fff;
  color: var(--c-ink);
  transition: border-color .2s ease, box-shadow .2s ease;
}
.form input:focus, .form select:focus, .form textarea:focus {
  outline: none;
  border-color: var(--c-accent);
  box-shadow: 0 0 0 4px rgba(20, 184, 166, 0.15);
}
.form textarea { min-height: 140px; resize: vertical; }
.form__help { font-size: 0.85rem; color: var(--c-muted); }
.form__error {
  font-size: 0.85rem;
  color: var(--c-error);
  display: none;
}
.form__group.is-invalid .form__error { display: block; }
.form__group.is-invalid input,
.form__group.is-invalid select,
.form__group.is-invalid textarea { border-color: var(--c-error); }
.form__file {
  display: flex; align-items: center; gap: 12px;
  padding: 14px;
  border: 1.5px dashed var(--c-line);
  border-radius: var(--radius-sm);
  background: var(--c-bg-alt);
}
.form__file input[type=file] { flex: 1; }
.form__file .file-name { font-size: 0.85rem; color: var(--c-muted); }
.form__actions { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.form__status {
  font-size: 0.9rem;
  color: var(--c-success);
  font-weight: 600;
  display: none;
}
.form__status.is-error { color: var(--c-error); }
.form__status.is-visible { display: inline; }

/* ---------- Contact card ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 40px;
  align-items: start;
}
.contact-info {
  background: linear-gradient(160deg, var(--c-primary) 0%, var(--c-primary-700) 100%);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: 36px;
  position: relative;
  overflow: hidden;
}
.contact-info::after {
  content: '';
  position: absolute;
  right: -60px; bottom: -60px;
  width: 220px; height: 220px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(20,184,166,0.4), transparent 70%);
}
.contact-info h2 { color: #fff; }
.contact-info p { color: rgba(255,255,255,0.85); }
.contact-info dl { margin: 0; display: grid; gap: 18px; }
.contact-info dt { font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.12em; color: rgba(255,255,255,0.6); margin-bottom: 4px; }
.contact-info dd { margin: 0; font-weight: 600; font-size: 1.05rem; }
.contact-info a { color: #fff; }
.contact-info a:hover { color: var(--c-accent); }

/* ---------- CTA band ---------- */
.cta-band {
  background: linear-gradient(120deg, var(--c-primary) 0%, var(--c-primary-700) 100%);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: 48px;
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px; flex-wrap: wrap;
  position: relative; overflow: hidden;
}
.cta-band::after {
  content: '';
  position: absolute; right: -100px; top: -100px;
  width: 320px; height: 320px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(20,184,166,0.35), transparent 65%);
}
.cta-band h2 { color: #fff; margin: 0; }
.cta-band p { color: rgba(255,255,255,0.85); margin: 6px 0 0; }
.cta-band__actions { display: flex; gap: 12px; flex-wrap: wrap; }

/* ---------- Footer ---------- */
.site-footer {
  background: #06152a;
  color: rgba(255,255,255,0.75);
  padding: 64px 0 32px;
  margin-top: 80px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
}
.site-footer h4 {
  color: #fff;
  font-size: 0.95rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin: 0 0 16px;
}
.site-footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.site-footer a { color: rgba(255,255,255,0.7); }
.site-footer a:hover { color: var(--c-accent); }
.footer-about p { color: rgba(255,255,255,0.6); font-size: 0.92rem; }
.footer-bottom {
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.08);
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; flex-wrap: wrap;
  font-size: 0.88rem;
  color: rgba(255,255,255,0.55);
}
.footer-legal { display: flex; gap: 18px; align-items: center; flex-wrap: wrap; }
.footer-legal button.linklike {
  background: none; border: none; padding: 0;
  color: rgba(255,255,255,0.7);
  font: inherit;
  text-decoration: underline;
  text-underline-offset: 3px;
  cursor: pointer;
}
.footer-legal button.linklike:hover { color: var(--c-accent); }

/* ---------- Modal (privacy) ---------- */
.modal {
  position: fixed; inset: 0;
  z-index: 100;
  display: none;
  align-items: center; justify-content: center;
  padding: 24px;
  background: rgba(6, 21, 42, 0.6);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  animation: fadeIn .2s ease;
}
.modal.is-open { display: flex; }
.modal__panel {
  background: #fff;
  border-radius: var(--radius-lg);
  max-width: 580px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  padding: 36px;
  position: relative;
  box-shadow: var(--shadow-lg);
  animation: slideUp .25s ease;
}
.modal__close {
  position: absolute; top: 14px; right: 14px;
  background: var(--c-bg-alt);
  border: none;
  width: 36px; height: 36px;
  border-radius: 50%;
  display: grid; place-items: center;
  color: var(--c-ink);
  font-size: 1.2rem;
}
.modal__close:hover { background: var(--c-line); }
.modal h2 { font-size: 1.4rem; }
.modal p { font-size: 0.95rem; }
.modal a { color: var(--c-accent-600); font-weight: 600; }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes slideUp { from { transform: translateY(20px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }

/* ---------- Toast ---------- */
.toast {
  position: fixed; bottom: 24px; right: 24px;
  z-index: 200;
  background: var(--c-ink);
  color: #fff;
  padding: 14px 20px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  font-size: 0.9rem;
  display: none;
  max-width: 360px;
}
.toast.is-visible { display: block; animation: slideUp .25s ease; }
.toast.is-error { background: var(--c-error); }
.toast.is-success { background: var(--c-success); }

/* ---------- Page hero (internal) ---------- */
.page-hero {
  padding: 72px 0 48px;
  background:
    radial-gradient(900px 400px at 90% -10%, rgba(20,184,166,0.14), transparent 60%),
    linear-gradient(180deg, #f4f7fb 0%, #fff 100%);
  text-align: center;
}
.page-hero h1 { margin-bottom: 14px; }
.page-hero p { max-width: 60ch; margin: 0 auto; }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .hero { padding: 64px 0 56px; }
  .hero__grid, .split, .contact-grid { grid-template-columns: 1fr; gap: 36px; }
  .split--reverse > :first-child { order: 0; }
  .cards { grid-template-columns: 1fr 1fr; }
  .form--two { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .section { padding: 64px 0; }
}
@media (max-width: 720px) {
  :root { --header-h: 64px; }
  .nav__toggle { display: inline-flex; }
  .nav__menu {
    position: fixed; top: var(--header-h); left: 0; right: 0;
    background: #fff;
    border-bottom: 1px solid var(--c-line);
    padding: 16px 24px 24px;
    transform: translateY(-110%);
    transition: transform .3s ease;
    box-shadow: 0 20px 30px -20px rgba(10, 26, 47, 0.18);
  }
  .nav.is-open .nav__menu { transform: translateY(0); }
  .nav__list { flex-direction: column; align-items: stretch; gap: 4px; }
  .nav__list a { display: block; padding: 12px 14px; }
  .nav__cta { margin-left: 0; margin-top: 8px; }
  .cards { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .form { padding: 22px; }
  .contact-info { padding: 28px; }
  .cta-band { padding: 32px; }
  .section { padding: 56px 0; }
  .hero__meta { gap: 16px; }
}
@media (max-width: 420px) {
  .container { padding: 0 18px; }
  h1 { font-size: 2rem; }
  .btn { padding: 11px 18px; }
}

/* ---------- Print (basic) ---------- */
@media print {
  .site-header, .site-footer, .cta-band, .nav__toggle, .modal { display: none !important; }
  body { color: #000; background: #fff; }
  a { color: #000; text-decoration: underline; }
}