/* On-Site IA — widget de chat (estilo oscuro a juego con el tema On-Site) */

.osai {
	--osai-bg: #06132e;
	--osai-bg2: #0a1d44;
	--osai-ink: #eaf2ff;
	--osai-muted: #8fa6c8;
	--osai-line: rgba(110, 170, 255, 0.22);
	--osai-accent: #4fd1ff;
	--osai-accent2: #1e7bff;
	position: fixed; z-index: 95; bottom: 20px; right: 20px;
	font: 400 15px/1.5 Inter, "Segoe UI", system-ui, sans-serif; color: var(--osai-ink);
}
.osai[data-pos="left"] { right: auto; left: 20px; }
.osai *, .osai *::before, .osai *::after { box-sizing: border-box; }
.osai svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.osai-sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }

/* Lanzador con un mini globo de puntos que gira */
.osai-launch {
	display: flex; align-items: center; gap: 10px; height: 56px; padding: 0 20px 0 8px; margin-left: auto;
	border: 1px solid rgba(79, 209, 255, 0.45); border-radius: 999px; cursor: pointer; color: var(--osai-ink);
	background: linear-gradient(135deg, rgba(10, 29, 68, 0.92), rgba(4, 14, 36, 0.92));
	-webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
	box-shadow: 0 18px 50px -14px rgba(30, 123, 255, 0.75), 0 0 0 6px rgba(79, 209, 255, 0.06);
	font: 600 14px/1 Sora, Inter, sans-serif; transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.4s;
	position: relative;
}
.osai-launch:hover { transform: translateY(-2px); box-shadow: 0 22px 60px -12px rgba(79, 209, 255, 0.8), 0 0 0 8px rgba(79, 209, 255, 0.08); }
.osai-launch:focus-visible, .osai button:focus-visible, .osai a:focus-visible, .osai-form input:focus-visible, .osai-form textarea:focus-visible, .osai select:focus-visible { outline: 2px solid var(--osai-accent); outline-offset: 2px; }
.osai.is-open .osai-launch__label { display: none; }
.osai.is-open .osai-launch { padding-right: 8px; }
.osai-orb { position: relative; flex: none; width: 40px; height: 40px; border-radius: 50%; overflow: hidden; background: radial-gradient(circle at 30% 35%, #123a7a, #041230 70%); box-shadow: inset 0 0 0 1px rgba(79, 209, 255, 0.35); }
.osai-orb i { position: absolute; inset: 0; border-radius: 50%;
	background: radial-gradient(circle, #fff 0 1.15px, transparent 1.6px) 0 0 / 5px 5px;
	-webkit-mask: radial-gradient(circle at 34% 50%, #000 0 34%, rgba(0, 0, 0, 0.55) 52%, transparent 74%);
	mask: radial-gradient(circle at 34% 50%, #000 0 34%, rgba(0, 0, 0, 0.55) 52%, transparent 74%);
	animation: osaiSpin 6s linear infinite; }
@keyframes osaiSpin { to { background-position: 40px 0; } }
.osai-orb--sm { width: 34px; height: 34px; }
.osai-badge { position: absolute; top: -4px; right: -2px; min-width: 20px; height: 20px; padding: 0 6px; border-radius: 10px; background: var(--osai-accent); color: #021230; font: 700 11px/20px Inter, sans-serif; box-shadow: 0 0 0 3px #020818; }
.osai-badge[hidden] { display: none; }

.osai-teaser {
	position: absolute; bottom: 68px; right: 0; width: 270px; padding: 14px 34px 14px 16px; border-radius: 16px 16px 4px 16px;
	background: var(--osai-bg2); border: 1px solid var(--osai-line); box-shadow: 0 20px 50px -20px rgba(0, 0, 0, 0.8);
	font-size: 14px; animation: osaiPop 0.5s cubic-bezier(0.22, 1, 0.36, 1);
}
.osai[data-pos="left"] .osai-teaser { right: auto; left: 0; border-radius: 16px 16px 16px 4px; }
.osai-teaser[hidden] { display: none; }
.osai-teaser p { margin: 0; cursor: pointer; }
.osai-teaser__x { position: absolute; top: 8px; right: 8px; background: none; border: 0; color: var(--osai-muted); cursor: pointer; padding: 2px; }
.osai-teaser__x svg { width: 14px; height: 14px; }
@keyframes osaiPop { from { opacity: 0; transform: translateY(10px) scale(0.96); } }

/* Panel */
.osai-panel {
	position: absolute; bottom: 70px; right: 0; width: min(390px, calc(100vw - 32px)); height: min(620px, calc(100vh - 120px));
	display: flex; flex-direction: column; overflow: hidden; border-radius: 22px;
	background: linear-gradient(180deg, rgba(10, 29, 68, 0.97), rgba(4, 13, 34, 0.98));
	border: 1px solid var(--osai-line); box-shadow: 0 40px 90px -30px rgba(0, 0, 0, 0.9), 0 0 60px -20px rgba(30, 123, 255, 0.45);
	-webkit-backdrop-filter: blur(18px); backdrop-filter: blur(18px);
	opacity: 0; transform: translateY(14px) scale(0.98); transform-origin: bottom right;
	transition: opacity 0.26s ease, transform 0.35s cubic-bezier(0.22, 1, 0.36, 1);
}
.osai[data-pos="left"] .osai-panel { right: auto; left: 0; transform-origin: bottom left; }
.osai.is-open .osai-panel { opacity: 1; transform: none; }
.osai-panel[hidden] { display: none; }

.osai-head { display: flex; align-items: center; gap: 12px; padding: 14px 12px 14px 16px; border-bottom: 1px solid var(--osai-line); }
.osai-head__txt { flex: 1; min-width: 0; display: grid; }
.osai-head__txt strong { font: 600 15px/1.2 Sora, Inter, sans-serif; }
.osai-status { display: flex; align-items: center; gap: 6px; font-size: 12px; color: var(--osai-muted); }
.osai-status i { width: 7px; height: 7px; border-radius: 50%; background: #3ddc97; box-shadow: 0 0 8px #3ddc97; }
.osai-icon { width: 36px; height: 36px; display: grid; place-items: center; border-radius: 10px; border: 0; background: none; color: var(--osai-muted); cursor: pointer; transition: background 0.2s, color 0.2s; }
.osai-icon:hover { background: rgba(110, 170, 255, 0.1); color: var(--osai-ink); }

.osai-log { flex: 1; overflow-y: auto; padding: 16px; display: flex; flex-direction: column; gap: 10px; overscroll-behavior: contain; scrollbar-width: thin; scrollbar-color: rgba(110, 170, 255, 0.3) transparent; }
.osai-msg { max-width: 86%; padding: 10px 14px; border-radius: 16px; overflow-wrap: anywhere; opacity: 0; transform: translateY(6px); transition: opacity 0.3s, transform 0.4s cubic-bezier(0.22, 1, 0.36, 1); }
.osai-msg.is-in { opacity: 1; transform: none; }
.osai-msg--bot { align-self: flex-start; background: rgba(110, 170, 255, 0.09); border: 1px solid rgba(110, 170, 255, 0.14); border-bottom-left-radius: 4px; }
.osai-msg--user { align-self: flex-end; background: linear-gradient(135deg, var(--osai-accent), var(--osai-accent2)); color: #021230; font-weight: 500; border-bottom-right-radius: 4px; }
.osai-msg ul { margin: 4px 0; padding-left: 18px; }
.osai-msg a { color: var(--osai-accent); }
.osai-msg strong { color: #fff; }
.osai-typing { display: flex; gap: 5px; padding: 14px 16px; }
.osai-typing i { width: 7px; height: 7px; border-radius: 50%; background: var(--osai-muted); animation: osaiDot 1.2s infinite; }
.osai-typing i:nth-child(2) { animation-delay: 0.15s; }
.osai-typing i:nth-child(3) { animation-delay: 0.3s; }
@keyframes osaiDot { 0%, 60%, 100% { opacity: 0.3; transform: none; } 30% { opacity: 1; transform: translateY(-3px); } }
.osai-done { align-self: center; display: flex; align-items: center; gap: 8px; padding: 6px 12px; border-radius: 999px; background: rgba(61, 220, 151, 0.12); color: #6dffb4; font-size: 12.5px; }
.osai-done svg { width: 14px; height: 14px; }

.osai-quick { display: flex; flex-wrap: wrap; gap: 6px; padding: 0 16px; }
.osai-quick:not(:empty) { padding-bottom: 10px; }
.osai-chip { padding: 7px 12px; border-radius: 999px; border: 1px solid rgba(79, 209, 255, 0.4); background: rgba(79, 209, 255, 0.06); color: var(--osai-ink); font: 500 13px/1.2 Inter, sans-serif; cursor: pointer; transition: background 0.2s, border-color 0.2s; }
.osai-chip:hover { background: rgba(79, 209, 255, 0.16); border-color: var(--osai-accent); }

.osai-input { display: flex; align-items: flex-end; gap: 8px; margin: 0 12px; padding: 8px 8px 8px 14px; border-radius: 16px; border: 1px solid var(--osai-line); background: rgba(2, 8, 24, 0.6); transition: border-color 0.2s; }
.osai-input:focus-within { border-color: rgba(79, 209, 255, 0.6); }
.osai-input textarea { flex: 1; resize: none; border: 0; outline: none; background: transparent; color: var(--osai-ink); font: inherit; max-height: 120px; padding: 6px 0; }
.osai-input textarea::placeholder { color: var(--osai-muted); }
.osai-send { flex: none; width: 38px; height: 38px; display: grid; place-items: center; border: 0; border-radius: 12px; cursor: pointer; color: #021230; background: linear-gradient(135deg, var(--osai-accent), var(--osai-accent2)); }
.osai-foot { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 6px 12px; padding: 10px 16px 14px; font-size: 11.5px; color: var(--osai-muted); }
.osai-foot a { color: var(--osai-muted); }
.osai-leadlink { padding: 0; border: 0; background: none; color: var(--osai-accent); font: 600 12px/1.4 Inter, sans-serif; cursor: pointer; }

.osai-form { display: grid; gap: 8px; padding: 14px; border-radius: 16px; border: 1px solid rgba(79, 209, 255, 0.35); background: rgba(79, 209, 255, 0.05); }
.osai-form__t { margin: 0 0 2px; font: 600 14px/1.3 Sora, Inter, sans-serif; }
.osai-form input, .osai-form select, .osai-form textarea { width: 100%; padding: 9px 11px; border-radius: 10px; border: 1px solid var(--osai-line); background: rgba(2, 8, 24, 0.7); color: var(--osai-ink); font: inherit; font-size: 14px; }
.osai-form select option { background: var(--osai-bg); }
.osai-form button { margin-top: 2px; padding: 10px; border: 0; border-radius: 10px; cursor: pointer; font: 600 14px/1 Sora, Inter, sans-serif; color: #021230; background: linear-gradient(135deg, var(--osai-accent), var(--osai-accent2)); }
.osai-form.is-sending button { opacity: 0.6; pointer-events: none; }
.osai-form__msg { margin: 0; font-size: 12.5px; color: #ff9db2; min-height: 0; }
.osai-hp { position: absolute !important; left: -9999px !important; width: 1px !important; height: 1px !important; }

/* Con la barra de capítulos del tema visible en móvil, el lanzador sube */
@media (max-width: 980px) { body.in-chapters .osai { bottom: 74px; } }

@media (max-width: 560px) {
	.osai { bottom: 14px; right: 14px; }
	.osai[data-pos="left"] { left: 14px; }
	.osai-launch { height: 52px; }
	.osai-launch__label { display: none; }
	.osai-launch { padding: 0 6px; }
	.osai-panel { position: fixed; inset: 0; width: auto; height: auto; border-radius: 0; transform-origin: bottom center; }
	.osai.is-open .osai-launch { display: none; }
	.osai-teaser { width: min(270px, calc(100vw - 90px)); }
}

@media (prefers-reduced-motion: reduce) {
	.osai *, .osai *::before, .osai *::after { animation: none !important; transition: none !important; }
}
.osai-input textarea:focus, .osai-input textarea:focus-visible { outline: none; box-shadow: none; }