/* SubventionPilot — Shared Shell (header, footer, theme toggle) */

/* ---------- HEADER ---------- */
.sp-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in oklch, var(--bg) 82%, transparent);
  backdrop-filter: saturate(160%) blur(10px);
  -webkit-backdrop-filter: saturate(160%) blur(10px);
  border-bottom: 1px solid var(--rule);
}
.sp-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.sp-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.sp-logo .mark {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 6px;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  flex-shrink: 0;
  transition: border-color 0.15s ease;
}
.sp-logo .mark .sp-sail { display: block; }
.sp-logo:hover .mark { border-color: var(--brand); }
.sp-logo .mark svg { transition: transform 0.4s cubic-bezier(.2,.8,.2,1); }
.sp-logo:hover .mark svg { transform: rotate(-3deg); }
.sp-logo .wm {
  display: flex;
  flex-direction: column;
  line-height: 1;
}
.sp-logo .wm .name { font-size: 15px; font-weight: 600; }
.sp-logo .wm .sub {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin-top: 4px;
  font-weight: 400;
}

.sp-nav {
  display: flex;
  align-items: center;
  gap: 28px;
}
.sp-nav a {
  font-size: 14px;
  color: var(--ink-soft);
  transition: color .12s ease;
  position: relative;
}
.sp-nav a:hover { color: var(--ink); }
.sp-nav a[aria-current="page"] { color: var(--ink); }
.sp-nav a[aria-current="page"]::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -22px;
  height: 1px;
  background: var(--accent);
}

.sp-actions { display: flex; align-items: center; gap: 10px; }

.theme-toggle {
  width: 36px;
  height: 36px;
  border-radius: var(--r-md);
  border: 1px solid var(--border);
  background: transparent;
  color: var(--ink-soft);
  display: grid;
  place-items: center;
  cursor: pointer;
  transition: border-color .12s ease, color .12s ease, background .12s ease;
}
.theme-toggle:hover { border-color: var(--border-strong); color: var(--ink); background: var(--bg-sunken); }
.theme-toggle svg { width: 16px; height: 16px; }
[data-theme="dark"] .theme-toggle .i-sun { display: block; }
[data-theme="dark"] .theme-toggle .i-moon { display: none; }
.theme-toggle .i-sun { display: none; }

@media (max-width: 900px) {
  .sp-nav { display: none; }
}
@media (max-width: 720px) {
  .sp-logo .wm .sub { display: none; }
  /* Garder uniquement le CTA primaire sur mobile pour éviter le débordement */
  .sp-actions .theme-toggle { display: none; }
  .sp-actions .btn-ghost { display: none; }
  .sp-actions .btn-primary { font-size: 13px; padding: 0 12px; height: 38px; }
}
@media (max-width: 480px) {
  .sp-header-inner { height: 56px; }
  .sp-logo .mark { width: 28px; height: 28px; }
  .sp-logo .wm .name { font-size: 14px; }
  .sp-actions .btn-primary { font-size: 12px; padding: 0 10px; height: 34px; letter-spacing: -0.01em; }
}

/* ---------- FOOTER ---------- */
.sp-footer {
  margin-top: 80px;
  border-top: 1px solid var(--rule);
  background: var(--bg-sunken);
  padding: 56px 0 32px;
}
.sp-footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
}
.sp-footer-grid h4 {
  margin: 0 0 16px;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-muted);
  font-family: var(--font-mono);
  font-weight: 500;
}
.sp-footer-grid ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.sp-footer-grid ul a {
  font-size: 14px;
  color: var(--ink-soft);
  transition: color .12s ease;
}
.sp-footer-grid ul a:hover { color: var(--ink); }

.sp-footer-brand p {
  margin: 12px 0 0;
  font-size: 13px;
  color: var(--ink-muted);
  max-width: 280px;
  line-height: 1.55;
}

.sp-footer-legal {
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--rule);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--ink-muted);
  text-transform: uppercase;
}
.sp-footer-legal .dot { display: inline-block; width: 3px; height: 3px; border-radius: 50%; background: currentColor; margin: 0 8px; vertical-align: middle; }

@media (max-width: 720px) {
  .sp-footer-grid { grid-template-columns: 1fr 1fr; }
  .sp-footer-brand { grid-column: 1 / -1; }
  .sp-footer-legal { flex-direction: column; gap: 12px; text-align: center; }
}