.site-chat-widget {
    --chat-blue: #0f5bd7;
    width: min(410px, calc(100vw - 32px));
    bottom: calc(88px + env(safe-area-inset-bottom, 0px) + var(--chat-keyboard-offset, 0px));
    max-height: min(720px, calc(var(--chat-viewport-height, 100dvh) - 112px - env(safe-area-inset-bottom, 0px)));
    border: 1px solid #dbe6f4;
    border-radius: 22px;
    box-shadow: 0 24px 72px -24px rgba(14,43,85,.28), 0 4px 16px rgba(14,43,85,.06);
    font-family: inherit;
}
.site-chat-launcher {
    width: 56px;
    height: 56px;
    bottom: calc(18px + env(safe-area-inset-bottom, 0px));
    border: 1px solid rgba(255,255,255,.7);
    background: linear-gradient(145deg, #1671f0, #0f5bd7);
    color: #fff;
    box-shadow: 0 8px 24px rgba(15,91,215,.24);
    backdrop-filter: none;
}
.site-chat-launcher svg { width: 25px; height: 25px; }
.site-chat-launcher:hover,.site-chat-launcher:focus-visible { background: #0b4fbd; color: #fff; box-shadow: 0 12px 28px rgba(15,91,215,.28); }
.site-chat-widget .site-chat-header {
    flex: 0 0 auto;
    align-items: flex-start;
    gap: 12px;
    padding: 22px 18px;
    background: radial-gradient(ellipse at 100% 0%, rgba(123,196,255,.25), transparent 65%), linear-gradient(120deg,#0c4cba,#0f5bd7);
}
.site-chat-brand { display: flex; gap: 12px; min-width: 0; align-items: flex-start; }
.site-chat-avatar { display: grid; place-items: center; flex-shrink: 0; width: 48px; height: 48px; padding: 4px; border: 1px solid #ffffff8c; border-radius: 15px; background: #fff; }
.site-chat-avatar img { display: block; width: 100%; height: 100%; object-fit: contain; }
.site-chat-brand-copy { min-width: 0; }
.site-chat-eyebrow { display: block; margin: 0 0 6px; font-size: 9px; line-height: 1.4; letter-spacing: .12em; text-transform: uppercase; color: #d9eaff; }
.site-chat-widget .site-chat-header h4 { margin: 0 0 5px; font-size: 20px; line-height: 1.2; letter-spacing: -.025em; }
.site-chat-widget .site-chat-header p { color: #edf5ff; font-size: 12px; line-height: 1.5; }
.site-chat-widget .site-chat-close { flex-shrink: 0; width: 44px; height: 44px; border: 1px solid #ffffff30; border-radius: 50%; background: #ffffff12; }
.site-chat-close svg { width: 18px; height: 18px; }
.site-chat-widget .site-chat-code,.site-chat-widget .site-chat-new { padding: 4px 7px; font-size: 10px; font-weight: 500; line-height: 1.4; overflow-wrap: anywhere; max-width: 100%; }
.site-chat-widget .site-chat-body {
    flex: 1 1 auto;
    min-height: 64px;
    max-height: 270px;
    padding: 20px 16px;
    gap: 14px;
    background: radial-gradient(ellipse at 0% 0%, #eaf3ff, transparent 80%), #f7f9fc;
    overscroll-behavior: contain;
}
.site-chat-widget .site-chat-empty { margin: 4px 0; padding: 18px; border: 1px solid #e2eaf5; border-radius: 14px; background: #ffffffb3; font-size: 13px; line-height: 1.8; color: #52657e; }
.site-chat-widget .site-chat-body:not(:has(.site-chat-message)) { display: none; }
.site-chat-widget .site-chat-message { min-width: 0; padding: 12px 14px; font-size: 14px; line-height: 1.6; overflow-wrap: anywhere; border-radius: 16px; }
.site-chat-widget .site-chat-message--customer { background: #e1edff; color: #183c70; border: 1px solid #d3e3fc; border-bottom-right-radius: 5px; }
.site-chat-widget .site-chat-message--admin { border-color: #e4ebf5; border-bottom-left-radius: 5px; box-shadow: 0 2px 6px rgba(23,48,78,.025); }
.site-chat-widget .site-chat-message-head { flex-wrap: wrap; gap: 4px 10px; }
.site-chat-widget .site-chat-message-head strong { font-size: 11px; font-weight: 600; }
.site-chat-widget .site-chat-message-head span { color: #60728a; font-size: 10px; font-weight: 400; }
.site-chat-widget .site-chat-compose { flex: 0 1 auto; min-height: 0; overflow: auto; overscroll-behavior: contain; padding: 16px; border-color: #e7edf5; }
.site-chat-widget .site-chat-grid { gap: 8px; margin-bottom: 8px; }
.site-chat-widget .form-control { width: 100%; min-height: 44px; padding: 10px 12px; border: 1px solid #dce5f0; border-radius: 10px; background: #fafcff; color: #17304e; font: inherit; font-size: 16px; box-shadow: none; }
.site-chat-widget .form-control::placeholder { color: #6a7c92; opacity: 1; }
.site-chat-widget textarea.form-control { min-height: 88px; max-height: 160px; line-height: 1.55; resize: vertical; }
.site-chat-widget .site-chat-actions { display: grid; grid-template-columns: 1fr; gap: 12px; margin-top: 12px; }
.site-chat-widget .site-chat-actions .btn { display: inline-flex; align-items: center; justify-content: center; gap: 12px; width: 100%; min-height: 46px; border: 0; border-radius: 12px; background: #0f5bd7; color: #fff; font-size: 14px; font-weight: 600; cursor: pointer; }
.site-chat-actions .btn svg { width: 18px; height: 18px; }
.site-chat-widget .site-chat-note { font-size: 11px; line-height: 1.5; color: #60728a; }
.site-chat-widget .site-chat-notice { font-size: 12px; line-height: 1.5; border-radius: 10px; }
.site-chat-launcher:focus-visible,.site-chat-widget :focus-visible,.site-chat-welcome button:focus-visible { outline: 3px solid #75b6ff; outline-offset: 3px; }
.site-chat-widget .form-control:focus { border-color: #0f5bd7; outline: 2px solid #cfe2ff; outline-offset: 1px; }
.site-chat-welcome { bottom: calc(90px + env(safe-area-inset-bottom, 0px)); border-color: #dbe6f4; border-radius: 18px; box-shadow: 0 14px 42px -16px rgba(14,43,85,.24); }
.site-chat-welcome-close { width: 44px; height: 44px; top: 0; right: 0; }
.site-chat-welcome-open { min-height: 44px; border-radius: 10px; }
.site-chat-welcome p { margin-right: 28px; }
@media (max-width: 767px) {
    .site-chat-widget { right: 12px; width: calc(100vw - 24px); bottom: calc(84px + env(safe-area-inset-bottom, 0px) + var(--chat-keyboard-offset, 0px)); max-height: min(720px, calc(var(--chat-viewport-height, 100dvh) - 108px - env(safe-area-inset-bottom, 0px))); border-radius: 18px; }
    .site-chat-widget .site-chat-header { padding: 18px 14px; gap: 6px; }
    .site-chat-widget .site-chat-header h4 { font-size: 18px; }
    .site-chat-brand { gap: 10px; }
    .site-chat-avatar { width: 42px; height: 42px; border-radius: 12px; }
    .site-chat-widget .site-chat-grid { grid-template-columns: minmax(0,1fr); }
    .site-chat-launcher { bottom: calc(14px + env(safe-area-inset-bottom, 0px)); }
    .site-chat-toast { min-width: 0; width: min(320px, calc(100vw - 24px)); }
}
@media (prefers-reduced-motion: reduce) { .site-chat-launcher,.site-chat-toast { transition: none; } .site-chat-launcher:hover { transform: none; } }