.altilion-sc {
    position: fixed;
    right: 18px;
    bottom: 18px;
    z-index: 99990;
    font-family: system-ui, -apple-system, Segoe UI, sans-serif;
}
.altilion-sc-btn {
    border: 0;
    border-radius: 999px;
    background: #111827;
    color: #fff;
    padding: 0.7rem 1.05rem;
    font-size: 0.95rem;
    cursor: pointer;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
}
.altilion-sc-btn:hover {
    background: #0b1220;
}
.altilion-sc-panel {
    display: none;
    position: absolute;
    right: 0;
    bottom: 3.2rem;
    width: min(360px, calc(100vw - 28px));
    max-height: min(520px, calc(100vh - 90px));
    background: #fff;
    color: #111827;
    border-radius: 12px;
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.22);
    overflow: hidden;
    flex-direction: column;
}
.altilion-sc.is-open .altilion-sc-panel {
    display: flex;
}
.altilion-sc-head {
    background: #111827;
    color: #fff;
    padding: 0.75rem 0.9rem 0.65rem;
}
.altilion-sc-head strong {
    display: block;
    font-size: 0.95rem;
}
.altilion-sc-hours {
    display: block;
    margin-top: 0.2rem;
    font-size: 0.75rem;
    opacity: 0.85;
}
.altilion-sc-body {
    padding: 0.75rem 0.9rem;
    overflow-y: auto;
    flex: 1 1 auto;
}
.altilion-sc-form label {
    display: block;
    font-size: 0.78rem;
    margin: 0.35rem 0 0.15rem;
}
.altilion-sc-form input,
.altilion-sc-form textarea,
.altilion-sc-composer input {
    width: 100%;
    box-sizing: border-box;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    padding: 0.45rem 0.55rem;
    font: inherit;
}
.altilion-sc-form textarea {
    min-height: 88px;
    resize: vertical;
}
.altilion-sc-actions {
    margin-top: 0.65rem;
    display: flex;
    justify-content: flex-end;
}
.altilion-sc-send {
    border: 0;
    border-radius: 8px;
    background: #111827;
    color: #fff;
    padding: 0.45rem 0.8rem;
    cursor: pointer;
}
.altilion-sc-error {
    color: #b91c1c;
    font-size: 0.8rem;
    margin: 0.4rem 0 0;
}
.altilion-sc-note {
    font-size: 0.82rem;
    line-height: 1.4;
    margin: 0;
}
.altilion-sc-msgs {
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
    min-height: 180px;
    max-height: 280px;
    overflow-y: auto;
}
.altilion-sc-msg {
    max-width: 88%;
    padding: 0.45rem 0.6rem;
    border-radius: 10px;
    font-size: 0.85rem;
    line-height: 1.35;
    background: #f3f4f6;
}
.altilion-sc-msg.is-mine {
    align-self: flex-end;
    background: #111827;
    color: #fff;
}
.altilion-sc-msg small {
    display: block;
    opacity: 0.7;
    font-size: 0.68rem;
    margin-bottom: 0.15rem;
}
.altilion-sc-composer {
    display: flex;
    gap: 0.4rem;
    padding: 0.65rem 0.9rem 0.85rem;
    border-top: 1px solid #e5e7eb;
}
.altilion-sc-composer input {
    flex: 1 1 auto;
}
.altilion-sc-dot {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    margin-right: 0.35rem;
    background: #9ca3af;
}
.altilion-sc-dot.is-on {
    background: #22c55e;
}