/* =========================================================
   CHATBOT.CSS
   Floating "Help & Support" assistant widget
   ========================================================= */

.tsc-launcher {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 99998;
    width: 58px;
    height: 58px;
    border: none;
    border-radius: 50%;
    background: var(--brand-gradient);
    color: #fff;
    font-size: 1.4rem;
    display: grid;
    place-items: center;
    cursor: pointer;
    box-shadow: 0 10px 30px -4px var(--brand-glow);
    transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.25s ease;
    animation: tscLauncherFloat 3s ease-in-out infinite;
}

.tsc-launcher:hover {
    transform: scale(1.08) translateY(-2px);
    box-shadow: 0 14px 36px -2px var(--brand-glow);
}

@keyframes tscLauncherFloat {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-5px);
    }
}

.tsc-launcher-badge {
    position: absolute;
    top: -4px;
    right: -4px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--danger);
    color: #fff;
    font-size: 0.68rem;
    font-weight: 700;
    display: grid;
    place-items: center;
    border: 2px solid var(--bg-color);
}

.tsc-launcher-badge.tsc-hidden {
    display: none;
}

.tsc-window {
    position: fixed;
    bottom: 96px;
    right: 24px;
    z-index: 99999;
    width: min(360px, 90vw);
    height: min(520px, 70vh);
    background: var(--surface-solid);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-xl);
    box-shadow: 0 25px 70px -10px rgba(0, 0, 0, 0.35);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    animation: tscWindowIn 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.tsc-window.tsc-hidden {
    display: none !important;
}

@keyframes tscWindowIn {
    from {
        opacity: 0;
        transform: translateY(20px) scale(0.96);
    }

    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.tsc-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    padding: 16px 16px;
    background: var(--brand-gradient);
    color: #fff;
    flex-shrink: 0;
}

.tsc-header-left {
    display: flex;
    align-items: center;
    gap: 10px;
}

.tsc-avatar {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    display: grid;
    place-items: center;
    font-size: 1.05rem;
}

.tsc-header h4 {
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 2px;
}

.tsc-status {
    font-size: 0.72rem;
    opacity: 0.9;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.tsc-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: #4ade80;
    box-shadow: 0 0 0 2px rgba(74, 222, 128, 0.3);
}

.tsc-icon-btn {
    border: none;
    background: rgba(255, 255, 255, 0.15);
    color: #fff;
    width: 32px;
    height: 32px;
    border-radius: 8px;
    cursor: pointer;
    display: grid;
    place-items: center;
    transition: background 0.2s ease;
}

.tsc-icon-btn:hover {
    background: rgba(255, 255, 255, 0.28);
}

.tsc-messages {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    background: var(--bg-color);
}

.tsc-msg {
    max-width: 82%;
    padding: 10px 14px;
    border-radius: 14px;
    font-size: 0.85rem;
    line-height: 1.45;
    animation: tscMsgIn 0.25s ease;
}

@keyframes tscMsgIn {
    from {
        opacity: 0;
        transform: translateY(8px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

.tsc-msg.user {
    align-self: flex-end;
    background: var(--brand-gradient);
    color: #fff;
    border-bottom-right-radius: 4px;
}

.tsc-typing {
    align-self: flex-start;
    display: flex;
    gap: 4px;
    padding: 12px 16px;
    border-radius: 14px;
    background: var(--surface-solid);
    border: 1px solid var(--border);
}

.tsc-typing span {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--text-muted);
    animation: tscTypingBounce 1.2s infinite ease-in-out;
}

.tsc-typing span:nth-child(2) {
    animation-delay: 0.15s;
}

.tsc-typing span:nth-child(3) {
    animation-delay: 0.3s;
}

@keyframes tscTypingBounce {

    0%,
    60%,
    100% {
        transform: translateY(0);
        opacity: 0.5;
    }

    30% {
        transform: translateY(-4px);
        opacity: 1;
    }
}

.tsc-quick-replies {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    padding: 0 16px 12px;
    flex-shrink: 0;
    background: var(--bg-color);
}

.tsc-chip {
    border: 1px solid var(--border-strong);
    background: var(--surface-solid);
    color: var(--text-1);
    font-size: 0.76rem;
    padding: 7px 12px;
    border-radius: var(--radius-pill);
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
}

.tsc-chip:hover {
    background: var(--brand-gradient);
    color: #fff;
    border-color: transparent;
}

.tsc-input-row {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 14px;
    border-top: 1px solid var(--border);
    background: var(--surface-solid);
    flex-shrink: 0;
}

.tsc-input-row input {
    flex: 1;
    border: 1px solid var(--border-strong);
    background: var(--surface-2);
    color: var(--text-1);
    border-radius: var(--radius-pill);
    padding: 10px 16px;
    font-size: 0.85rem;
    outline: none;
    transition: border-color 0.2s ease;
}

.tsc-input-row input:focus {
    border-color: var(--brand-glow);
}

.tsc-input-row button {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    border: none;
    background: var(--brand-gradient);
    color: #fff;
    display: grid;
    place-items: center;
    cursor: pointer;
    flex-shrink: 0;
    transition: transform 0.2s ease;
}

.tsc-input-row button:hover {
    transform: scale(1.08);
}

@media (max-width: 480px) {
    .tsc-window {
        right: 12px;
        left: 12px;
        bottom: 88px;
        width: auto;
    }

    .tsc-launcher {
        right: 16px;
        bottom: 16px;
    }
}