:root {
    --huko-chat-primary: #1456f0;
    --huko-chat-surface: #ffffff;
    --huko-chat-text: #1c2738;
    --huko-chat-muted: #6d7788;
    --huko-chat-border: #dfe4ef;
    --huko-chat-shadow: 0 14px 40px rgba(15, 26, 44, 0.2);
}

.huko-helpdesk-widget {
    position: fixed;
    bottom: 18px;
    z-index: 99990;
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}

.huko-helpdesk-widget[data-position="right"] {
    right: 18px;
}

.huko-helpdesk-widget[data-position="left"] {
    left: 18px;
}

.huko-helpdesk-toggle {
    border: 0;
    border-radius: 999px;
    background: linear-gradient(130deg, var(--huko-chat-primary), #0b8a4c);
    color: #fff;
    box-shadow: var(--huko-chat-shadow);
    padding: 12px 18px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-weight: 600;
    font-size: 14px;
}

.huko-helpdesk-toggle__dot {
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background: #28d17c;
    box-shadow: 0 0 0 4px rgba(40, 209, 124, 0.22);
}

.huko-helpdesk-panel {
    width: min(390px, calc(100vw - 20px));
    height: min(620px, calc(100vh - 90px));
    margin-top: 10px;
    border-radius: 18px;
    border: 1px solid var(--huko-chat-border);
    background: var(--huko-chat-surface);
    box-shadow: var(--huko-chat-shadow);
    display: none;
    overflow: hidden;
}

.huko-helpdesk-widget.is-open .huko-helpdesk-panel {
    display: flex;
    flex-direction: column;
}

.huko-helpdesk-header {
    padding: 14px 16px;
    background: linear-gradient(130deg, var(--huko-chat-primary), #0b8a4c);
    color: #fff;
}

.huko-helpdesk-header h4 {
    font-size: 16px;
    margin: 0;
    line-height: 1.3;
}

.huko-helpdesk-header p {
    margin: 4px 0 0;
    font-size: 12px;
    opacity: 0.9;
}

.huko-helpdesk-status {
    margin-top: 8px;
    font-size: 11px;
    opacity: 0.95;
}

.huko-helpdesk-body {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 0;
    background:
        radial-gradient(circle at 10% 12%, rgba(6, 182, 94, 0.08), transparent 45%),
        radial-gradient(circle at 90% 88%, rgba(14, 116, 255, 0.08), transparent 42%),
        #eaf2fb;
}

.huko-helpdesk-prechat {
    padding: 14px;
    display: grid;
    gap: 8px;
}

.huko-helpdesk-prechat input,
.huko-helpdesk-prechat textarea,
.huko-helpdesk-composer textarea {
    width: 100%;
    border: 1px solid #cfd8e8;
    border-radius: 10px;
    font-size: 13px;
    padding: 9px 10px;
    background: #fff;
    color: var(--huko-chat-text);
}

.huko-helpdesk-prechat button {
    border: 0;
    border-radius: 10px;
    background: var(--huko-chat-primary);
    color: #fff;
    font-weight: 600;
    font-size: 13px;
    padding: 10px 12px;
    cursor: pointer;
}

.huko-helpdesk-prechat-help {
    font-size: 12px;
    color: var(--huko-chat-muted);
}

.huko-helpdesk-thread {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    padding: 12px;
    display: none;
    gap: 10px;
    flex-direction: column;
}

.huko-helpdesk-thread.is-active {
    display: flex;
}

.huko-helpdesk-message {
    max-width: 85%;
    padding: 9px 11px;
    border-radius: 11px;
    border: 1px solid #dbe4f3;
    background: #fff;
    color: var(--huko-chat-text);
    font-size: 13px;
    line-height: 1.35;
    word-break: break-word;
    position: relative;
}

.huko-helpdesk-message--visitor {
    margin-left: auto;
    background: #d9fdd2;
    border-color: #aee3a4;
}

.huko-helpdesk-message--visitor::after {
    content: '';
    position: absolute;
    right: -6px;
    top: 10px;
    width: 10px;
    height: 10px;
    background: #d9fdd2;
    border-top: 1px solid #aee3a4;
    border-right: 1px solid #aee3a4;
    transform: rotate(45deg);
}

.huko-helpdesk-message--staff,
.huko-helpdesk-message--admin {
    margin-right: auto;
    background: #ffffff;
}

.huko-helpdesk-message--staff::after,
.huko-helpdesk-message--admin::after {
    content: '';
    position: absolute;
    left: -6px;
    top: 10px;
    width: 10px;
    height: 10px;
    background: #fff;
    border-top: 1px solid #dbe4f3;
    border-left: 1px solid #dbe4f3;
    transform: rotate(-45deg);
}

.huko-helpdesk-message--system {
    max-width: 100%;
    background: #fff8e3;
    border-color: #ffe5a7;
}

.huko-helpdesk-message--system::after {
    content: none;
}

.huko-helpdesk-message__meta {
    font-size: 11px;
    color: var(--huko-chat-muted);
    margin-bottom: 4px;
}

.huko-helpdesk-message__files {
    margin-top: 6px;
    font-size: 12px;
}

.huko-helpdesk-message__files a {
    color: var(--huko-chat-primary);
    text-decoration: none;
}

.huko-helpdesk-composer {
    border-top: 1px solid var(--huko-chat-border);
    padding: 10px;
    background: #fff;
    display: none;
}

.huko-helpdesk-composer.is-active {
    display: block;
}

.huko-helpdesk-composer-shell {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 8px;
    align-items: end;
    border: 1px solid #d8e2ef;
    background: #f8fafc;
    border-radius: 14px;
    padding: 8px;
}

.huko-helpdesk-composer textarea {
    border: 0;
    background: transparent;
    resize: none;
    min-height: 38px;
    max-height: 120px;
    box-shadow: none;
    padding: 7px 8px;
}

.huko-helpdesk-composer textarea:focus {
    box-shadow: none;
}

.huko-helpdesk-attach,
.huko-helpdesk-send {
    border: 0;
    width: 38px;
    height: 38px;
    border-radius: 999px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 16px;
}

.huko-helpdesk-attach {
    background: #e2e8f0;
    color: #334155;
}

.huko-helpdesk-send {
    background: #0ea35b;
    color: #fff;
}

.huko-helpdesk-file-input {
    display: none;
}

.huko-helpdesk-file-summary {
    margin-top: 6px;
    font-size: 12px;
    color: var(--huko-chat-muted);
}

.huko-helpdesk-error {
    font-size: 12px;
    color: #cb2935;
    margin-top: 4px;
}

.huko-helpdesk-muted {
    font-size: 12px;
    color: var(--huko-chat-muted);
}

@media (max-width: 767px) {
    .huko-helpdesk-widget {
        left: 10px;
        right: 10px;
        bottom: 10px;
    }

    .huko-helpdesk-widget[data-position="left"],
    .huko-helpdesk-widget[data-position="right"] {
        left: 10px;
        right: 10px;
    }

    .huko-helpdesk-toggle {
        width: 100%;
        justify-content: center;
    }

    .huko-helpdesk-panel {
        width: 100%;
        height: min(72vh, 560px);
    }
}