/* ============================================================
   Calculix.ca — Styles partagés pour les pubs & éléments
   ============================================================ */

/* ── 3-language toggle cycle FR → EN → ES ────────────────── */
.lang-toggle-3 {
  display: inline-flex;
  background: rgba(255,255,255,0.12);
  border: 1.5px solid rgba(255,255,255,0.2);
  border-radius: 16px;
  padding: 3px;
  cursor: pointer;
  user-select: none;
  overflow: hidden;
}
.lang-toggle-3 .lang-opt {
  padding: 5px 12px;
  font-size: 0.72rem;
  font-weight: 600;
  color: rgba(255,255,255,0.4);
  border-radius: 12px;
  transition: all 0.2s ease;
  letter-spacing: 0.05em;
}
.lang-toggle-3 .lang-opt.active {
  background: var(--accent, #e8c547);
  color: var(--bleu, #1a3a5c);
}

/* ── Base commune aux 3 pubs ─────────────────────────────── */
.partner-cfo, .partner-alch, .partner-amz {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  border-radius: 16px;
  position: relative;
  overflow: hidden;
  transition: transform 0.25s cubic-bezier(.2,.9,.3,1.1), box-shadow 0.25s;
  isolation: isolate;
  height: 100%;
}
.partner-cfo:hover, .partner-alch:hover, .partner-amz:hover {
  transform: translateY(-3px);
}

.partner-cfo-inner, .partner-amz-inner, .partner-alch-inner {
  display: flex;
  flex-direction: column;
  height: 100%;
  position: relative;
  z-index: 1;
}

.partner-cfo-text, .partner-alch-text, .partner-amz-text {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding: 8px 16px 14px;
  text-align: center;
  min-width: 0;
}
.partner-cfo-cta, .partner-alch-cta, .partner-amz-cta {
  margin-top: auto;
  padding-top: 8px;
  align-self: center;
}

/* ── CFO masqué — couverture sombre « finance » ─────────── */
.partner-cfo {
  background: linear-gradient(135deg, #0e2540 0%, #1f4e7e 55%, #2d6a9f 100%);
  box-shadow: 0 6px 22px rgba(14,37,64,0.18);
}
.partner-cfo::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at 85% 10%, rgba(232,197,71,0.18) 0%, rgba(232,197,71,0) 55%);
  pointer-events: none;
  z-index: 0;
}
.partner-cfo:hover { box-shadow: 0 14px 32px rgba(14,37,64,0.32); }
.partner-cfo-logo {
  max-height: 82px;
  max-width: 140px;
  width: auto; height: auto;
  margin: 16px auto 8px;
  border-radius: 6px;
  box-shadow: 0 3px 10px rgba(0,0,0,0.25);
  background: #1c1c1c;
  align-self: center;
}
.partner-cfo-headline {
  font-family: 'Playfair Display', serif;
  font-size: 0.92rem;
  font-weight: 700;
  color: #ffffff;
  line-height: 1.25;
  margin-bottom: 5px;
  letter-spacing: -0.005em;
}
.partner-cfo-subline {
  font-size: 0.74rem;
  color: rgba(255,255,255,0.78);
  line-height: 1.4;
  margin-bottom: 6px;
}
.partner-cfo-promo {
  font-size: 0.68rem;
  color: rgba(255,255,255,0.7);
  margin-bottom: 5px;
  letter-spacing: 0.01em;
}
.partner-cfo-code {
  display: inline-block;
  background: linear-gradient(180deg, #f3d85a 0%, #e8c547 100%);
  color: #0e2540;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 4px;
  font-family: 'DM Sans', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.02em;
  margin-left: 3px;
  box-shadow: 0 2px 5px rgba(232,197,71,0.35), inset 0 1px 0 rgba(255,255,255,0.35);
}
.partner-cfo-cta {
  font-size: 0.78rem;
  font-weight: 700;
  color: #e8c547;
  letter-spacing: 0.02em;
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

/* ── Alchimix — couverture mystique/magique ─────────────── */
.partner-alch {
  background: linear-gradient(160deg, #2d1b5c 0%, #4e2487 50%, #6b2e8f 100%);
  box-shadow: 0 6px 22px rgba(45,27,92,0.22);
}
.partner-alch::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(circle at 15% 15%, rgba(255,217,63,0.14) 0%, rgba(255,217,63,0) 45%),
              radial-gradient(circle at 85% 85%, rgba(180,255,63,0.1) 0%, rgba(180,255,63,0) 50%);
  pointer-events: none;
  z-index: 0;
}
.partner-alch:hover { box-shadow: 0 14px 32px rgba(45,27,92,0.38); }
.partner-alch-banner {
  width: 100%;
  height: 120px;
  object-fit: contain;
  object-position: center;
  display: block;
  border-bottom: 1px solid rgba(255,217,63,0.2);
  padding: 8px 12px 4px;
  box-sizing: border-box;
}
.partner-alch-headline {
  font-family: 'Playfair Display', serif;
  font-size: 0.92rem;
  font-weight: 700;
  color: #ffd93f;
  margin-bottom: 5px;
  letter-spacing: 0.005em;
  text-shadow: 0 1px 2px rgba(0,0,0,0.2);
  line-height: 1.25;
}
.partner-alch-subline {
  font-size: 0.74rem;
  color: rgba(255,255,255,0.82);
  line-height: 1.4;
  margin-bottom: 6px;
}
.partner-alch-cta {
  font-size: 0.78rem;
  font-weight: 700;
  color: #b4ff3f;
  letter-spacing: 0.02em;
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

/* ── Amazon — look officiel ──────────────────────────────── */
.partner-amz {
  background: linear-gradient(180deg, #ffffff 0%, #faf8f4 100%);
  border: 1.5px solid #e8e4dc;
  box-shadow: 0 3px 12px rgba(0,0,0,0.05);
}
.partner-amz::before {
  content: '';
  position: absolute;
  left: 0; right: 0; top: 0;
  height: 3px;
  background: linear-gradient(90deg, #ff9900 0%, #febd69 100%);
  border-radius: 16px 16px 0 0;
  pointer-events: none;
  z-index: 0;
}
.partner-amz:hover {
  border-color: #ff9900;
  box-shadow: 0 10px 26px rgba(255,153,0,0.18);
}
.partner-amz-logo {
  max-height: 70px;
  max-width: 140px;
  width: auto; height: auto;
  margin: 22px auto 10px;
  align-self: center;
}
.partner-amz-headline {
  font-family: 'Playfair Display', serif;
  font-size: 0.92rem;
  font-weight: 700;
  color: #232f3e;
  line-height: 1.25;
  margin-bottom: 5px;
  letter-spacing: -0.005em;
}
.partner-amz-subline {
  font-size: 0.74rem;
  color: #5a5a5a;
  line-height: 1.4;
  margin-bottom: 6px;
}
.partner-amz-cta {
  font-size: 0.78rem;
  font-weight: 700;
  color: #c7790a;
  letter-spacing: 0.02em;
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

/* ── Label « Annonce / Ad / Anuncio » commun ─────────────── */
.partner-label {
  position: absolute;
  top: 8px;
  right: 10px;
  font-size: 0.6rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(0,0,0,0.38);
  background: rgba(255,255,255,0.78);
  padding: 2px 7px;
  border-radius: 3px;
  pointer-events: none;
  font-weight: 600;
  backdrop-filter: blur(3px);
  -webkit-backdrop-filter: blur(3px);
  z-index: 2;
}
.partner-cfo .partner-label, .partner-alch .partner-label {
  color: rgba(255,255,255,0.65);
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.14);
}

.partners-stack { display: flex; flex-direction: column; gap: 16px; }

.partners-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin: 24px 0;
  align-items: stretch;
}
@media (max-width: 820px) {
  .partners-row { grid-template-columns: 1fr; }
}

/* ── Popup « Buy Me a Coffee » ────────────────────────────── */
.donate-overlay {
  position: fixed;
  inset: 0;
  background: rgba(10, 20, 40, 0.55);
  backdrop-filter: blur(3px);
  -webkit-backdrop-filter: blur(3px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  opacity: 0;
  transition: opacity 0.25s ease;
  padding: 20px;
}
.donate-overlay.is-visible { opacity: 1; }
.donate-modal {
  position: relative;
  max-width: 440px;
  width: 100%;
  background: #ffffff;
  border-radius: 18px;
  padding: 32px 28px 24px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.25);
  text-align: center;
  transform: translateY(20px) scale(0.97);
  transition: transform 0.3s cubic-bezier(.2,.9,.3,1.2);
}
.donate-overlay.is-visible .donate-modal { transform: translateY(0) scale(1); }
.donate-close {
  position: absolute;
  top: 10px;
  right: 14px;
  background: transparent;
  border: none;
  font-size: 1.7rem;
  color: #8a8a8a;
  cursor: pointer;
  line-height: 1;
  padding: 4px 8px;
  border-radius: 50%;
  transition: background 0.15s, color 0.15s;
}
.donate-close:hover { background: #f2efe8; color: #1a3a5c; }
.donate-emoji {
  font-size: 2.8rem;
  margin-bottom: 6px;
  line-height: 1;
}
.donate-title {
  font-family: 'Playfair Display', serif;
  font-size: 1.35rem;
  font-weight: 700;
  color: #1a3a5c;
  margin: 0 0 12px;
  line-height: 1.25;
}
.donate-body {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.95rem;
  color: #444;
  line-height: 1.6;
  margin: 0 0 22px;
}
.donate-body strong { color: #1a3a5c; }
.donate-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
  align-items: stretch;
}
.donate-cta {
  display: inline-block;
  background: #ffdd00;
  color: #0d0c22;
  font-family: 'DM Sans', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  padding: 13px 18px;
  border-radius: 10px;
  text-decoration: none;
  border: 2px solid #0d0c22;
  transition: transform 0.15s, box-shadow 0.15s;
  letter-spacing: 0.01em;
}
.donate-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(13,12,34,0.25);
}
.donate-dismiss {
  background: transparent;
  border: none;
  color: #8a8a8a;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.88rem;
  font-weight: 500;
  cursor: pointer;
  padding: 8px;
  transition: color 0.15s;
}
.donate-dismiss:hover { color: #1a3a5c; }

@media print {
  .partner-cfo, .partner-alch, .partner-amz, .partners-stack, .partners-row, .promo-banner, .promo-sidebar,
  .donate-overlay { display: none !important; }
}