/* ===== Chatbot Widget ===== */
.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.chatbot {
    position: fixed;
    right: 24px;
    bottom: 24px;
    z-index: 998;
    font-family: "Inter", system-ui, -apple-system, sans-serif;
}

.chatbot__launcher {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 10px;
}

.chatbot__label {
    background: var(--navy-dark);
    color: var(--white);
    font-size: 0.78rem;
    font-weight: 600;
    padding: 8px 14px;
    border-radius: 20px;
    box-shadow: var(--shadow);
    white-space: nowrap;
}

.chatbot.is-open .chatbot__label {
    display: none;
}

.chatbot__toggle {
    width: 58px;
    height: 58px;
    flex-shrink: 0;
    border-radius: 50%;
    background: var(--blue);
    color: var(--white);
    border: none;
    display: grid;
    place-items: center;
    cursor: pointer;
    box-shadow: 0 10px 24px rgba(31, 75, 165, 0.4);
    transition: background var(--transition), transform var(--transition);
}

.chatbot__toggle:hover {
    background: var(--blue-dark);
    transform: scale(1.06);
}

.chatbot__toggle svg {
    width: 26px;
    height: 26px;
}

.chatbot__icon-close {
    display: none;
}

.chatbot.is-open .chatbot__icon-chat {
    display: none;
}

.chatbot.is-open .chatbot__icon-close {
    display: block;
}

.chatbot__window {
    position: absolute;
    right: 0;
    bottom: 76px;
    width: 340px;
    max-width: calc(100vw - 48px);
    height: 460px;
    max-height: 70vh;
    background: var(--white);
    border-radius: 14px;
    box-shadow: var(--shadow);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
    transform: translateY(16px);
    transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s;
}

.chatbot.is-open .chatbot__window {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.chatbot__header {
    background: var(--navy-dark);
    color: var(--white);
    padding: 16px 18px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-shrink: 0;
}

.chatbot__title {
    font-size: 0.95rem;
    font-weight: 700;
}

.chatbot__subtitle {
    font-size: 0.72rem;
    color: rgba(255, 255, 255, 0.7);
}

.chatbot__close {
    background: none;
    border: none;
    color: var(--white);
    font-size: 1.4rem;
    line-height: 1;
    cursor: pointer;
}

.chatbot__messages {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    background: var(--light);
}

.chatbot__message {
    max-width: 85%;
    padding: 10px 14px;
    border-radius: 12px;
    font-size: 0.85rem;
    line-height: 1.5;
    white-space: pre-wrap;
}

.chatbot__message--bot {
    align-self: flex-start;
    background: var(--white);
    border: 1px solid var(--border);
    color: var(--text);
    border-bottom-left-radius: 4px;
}

.chatbot__message--user {
    align-self: flex-end;
    background: var(--blue);
    color: var(--white);
    border-bottom-right-radius: 4px;
}

.chatbot__input-area {
    display: flex;
    gap: 8px;
    padding: 12px;
    border-top: 1px solid var(--border);
    background: var(--white);
    flex-shrink: 0;
}

.chatbot__input-area input {
    flex: 1;
    padding: 10px 14px;
    border: 1px solid var(--border);
    border-radius: 20px;
    font-size: 0.85rem;
    font-family: inherit;
    color: var(--text);
}

.chatbot__input-area input:focus {
    outline: none;
    border-color: var(--blue);
}

.chatbot__send {
    width: 40px;
    height: 40px;
    flex-shrink: 0;
    border-radius: 50%;
    background: var(--blue);
    color: var(--white);
    border: none;
    display: grid;
    place-items: center;
    cursor: pointer;
    transition: background var(--transition);
}

.chatbot__send:hover {
    background: var(--blue-dark);
}

.chatbot__send svg {
    width: 18px;
    height: 18px;
}

@media (max-width: 480px) {
    .chatbot {
        right: 16px;
        bottom: 16px;
    }

    .chatbot__window {
        width: calc(100vw - 32px);
        right: -8px;
    }
}