/* SK Bouton WhatsApp — bouton flottant et fenêtre de message. */
.sk-wa {
	--sk-wa-green: #25D366;
	--sk-wa-green-dark: #128C4B;
	--sk-wa-ink: #0E1013;
	--sk-wa-muted: #5B6068;
	--sk-wa-line: #E4DFD4;
	--sk-wa-bg: #F4F1EA;
	position: fixed; right: 24px; bottom: 24px; z-index: 45;
	display: flex; flex-direction: column; align-items: flex-end; gap: 14px;
	font-family: "Instrument Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
	color: var(--sk-wa-ink);
}
.sk-wa *,
.sk-wa *::before,
.sk-wa *::after { box-sizing: border-box; }
.sk-wa svg { display: block; width: 100%; height: 100%; }

/* Bouton rond */
.sk-wa__toggle {
	position: relative; width: 60px; height: 60px; padding: 0; border: 0; border-radius: 50%;
	background: var(--sk-wa-green); color: #fff; cursor: pointer;
	box-shadow: 0 12px 28px -10px rgba(18, 140, 75, 0.7), 0 2px 6px rgba(14, 16, 19, 0.15);
	transition: transform 0.2s ease, background-color 0.2s ease;
}
.sk-wa__toggle:hover { transform: translateY(-2px); background: #1FBE5B; }
.sk-wa__toggle:focus-visible { outline: 3px solid var(--sk-wa-ink); outline-offset: 3px; }
.sk-wa__icon { position: absolute; inset: 0; margin: auto; transition: opacity 0.2s ease, transform 0.2s ease; }
.sk-wa__icon--logo { width: 30px; height: 30px; }
.sk-wa__icon--close { width: 24px; height: 24px; opacity: 0; transform: rotate(-90deg); }
.sk-wa.is-open .sk-wa__icon--logo { opacity: 0; transform: rotate(90deg); }
.sk-wa.is-open .sk-wa__icon--close { opacity: 1; transform: none; }

/* Fenêtre */
.sk-wa__panel {
	width: min(360px, calc(100vw - 32px));
	background: #fff; border: 1px solid var(--sk-wa-line); border-radius: 20px; overflow: hidden;
	box-shadow: 0 30px 60px -30px rgba(14, 16, 19, 0.45), 0 4px 14px rgba(14, 16, 19, 0.08);
	transform-origin: bottom right;
}
.sk-wa__panel[hidden] { display: none; }
.sk-wa.is-open .sk-wa__panel { animation: sk-wa-in 0.18s ease-out; }
@keyframes sk-wa-in { from { opacity: 0; transform: translateY(8px) scale(0.98); } }

.sk-wa__head { display: flex; align-items: center; gap: 12px; padding: 16px 14px 16px 18px; background: var(--sk-wa-ink); color: #fff; }
.sk-wa__avatar { flex-shrink: 0; width: 42px; height: 42px; padding: 9px; border-radius: 50%; background: var(--sk-wa-green); color: #fff; }
.sk-wa__who { flex: 1; min-width: 0; }
.sk-wa__title { margin: 0; font-size: 16px; font-weight: 700; line-height: 1.3; }
.sk-wa__status { display: flex; align-items: center; gap: 6px; margin: 2px 0 0; font-size: 13px; color: #A3A7AE; line-height: 1.3; }
.sk-wa__dot { width: 8px; height: 8px; border-radius: 50%; background: var(--sk-wa-green); }
.sk-wa__close {
	flex-shrink: 0; width: 36px; height: 36px; padding: 8px; border: 0; border-radius: 10px;
	background: transparent; color: #fff; cursor: pointer;
}
.sk-wa__close:hover { background: rgba(255, 255, 255, 0.1); }
.sk-wa__close:focus-visible { outline: 2px solid #fff; outline-offset: 1px; }

.sk-wa__form { margin: 0; padding: 18px; background: var(--sk-wa-bg); display: grid; gap: 10px; }
.sk-wa__label { font-size: 13px; font-weight: 700; color: var(--sk-wa-ink); }
.sk-wa__text {
	width: 100%; min-height: 108px; margin: 0; padding: 12px 14px; resize: vertical;
	border: 1.5px solid var(--sk-wa-line); border-radius: 14px; background: #fff;
	font: inherit; font-size: 15px; line-height: 1.5; color: var(--sk-wa-ink);
}
.sk-wa__text:focus { outline: none; border-color: var(--sk-wa-green-dark); box-shadow: 0 0 0 4px rgba(37, 211, 102, 0.18); }
.sk-wa__send {
	display: inline-flex; align-items: center; justify-content: center; gap: 10px;
	width: 100%; min-height: 50px; margin: 2px 0 0; padding: 0 18px; border: 0; border-radius: 14px;
	background: var(--sk-wa-green-dark); color: #fff; cursor: pointer;
	font: inherit; font-size: 15px; font-weight: 700; transition: background-color 0.2s ease;
}
.sk-wa__send svg { width: 18px; height: 18px; }
.sk-wa__send:hover { background: #0E7A40; }
.sk-wa__send:focus-visible { outline: 3px solid var(--sk-wa-ink); outline-offset: 2px; }
.sk-wa__note { margin: 0; font-size: 12px; color: var(--sk-wa-muted); text-align: center; }

@media (max-width: 480px) {
	.sk-wa { right: 16px; bottom: 16px; }
	.sk-wa__toggle { width: 56px; height: 56px; }
}
@media (prefers-reduced-motion: reduce) {
	.sk-wa__toggle,
	.sk-wa__icon,
	.sk-wa.is-open .sk-wa__panel { transition: none; animation: none; }
}
@media print {
	.sk-wa { display: none; }
}