/* ==========================================================================
   Envision Tech Chatbot — polished UI
   Deep forest green · lime accent · clean professional layout
   ========================================================================== */

#etc-chatbot-root {
    /* Dark mode — matches Envision Tech site */
    --etc-ink: #061510;
    --etc-brand: #2d9b6c;
    --etc-brand-dark: #0f3d2e;
    --etc-brand-mid: #248f5f;
    --etc-lime: #b8e63a;
    --etc-grad: linear-gradient(135deg, #0f3d2e 0%, #1a6b4a 50%, #248f5f 100%);
    --etc-bg: #0c1f18;
    --etc-surface: #132a22;
    --etc-surface-2: #1a342b;
    --etc-border: rgba(184, 230, 58, 0.16);
    --etc-text: #e8f0eb;
    --etc-muted: #8aa398;
    --etc-radius: 18px;
    --etc-shadow: 0 20px 48px rgba(0, 0, 0, 0.45);

    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 999999;
    font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    -webkit-font-smoothing: antialiased;
    box-sizing: border-box;
}

#etc-chatbot-root *,
#etc-chatbot-root *::before,
#etc-chatbot-root *::after {
    box-sizing: border-box;
}

/* ---------- Launcher ---------- */

#etc-chatbot-toggle {
    position: relative;
    width: 58px;
    height: 58px;
    border-radius: 50%;
    background: var(--etc-grad);
    color: #fff;
    border: 2px solid rgba(184, 230, 58, 0.4);
    cursor: pointer;
    box-shadow: var(--etc-shadow);
    display: flex !important;
    align-items: center;
    justify-content: center;
    padding: 0 !important;
    margin: 0 !important;
    line-height: 1 !important;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

#etc-chatbot-toggle:hover {
    transform: scale(1.06);
    box-shadow: 0 22px 48px rgba(6, 20, 16, 0.32), 0 0 0 5px rgba(184, 230, 58, 0.14);
}

#etc-chatbot-toggle svg {
    position: absolute;
    transition: opacity 0.18s ease, transform 0.22s ease;
}

#etc-chatbot-toggle .etc-icon-close {
    opacity: 0;
    transform: scale(0.5) rotate(-40deg);
}

#etc-chatbot-toggle.etc-open .etc-icon-chat {
    opacity: 0;
    transform: scale(0.5) rotate(40deg);
}

#etc-chatbot-toggle.etc-open .etc-icon-close {
    opacity: 1;
    transform: scale(1) rotate(0);
}

#etc-chatbot-pulse {
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    border: 2px solid rgba(184, 230, 58, 0.5);
    animation: etc-pulse 2.5s ease-out infinite;
    z-index: -1;
    pointer-events: none;
}

@keyframes etc-pulse {
    0%   { transform: scale(1); opacity: 0.65; }
    75%  { transform: scale(1.5); opacity: 0; }
    100% { transform: scale(1.5); opacity: 0; }
}

/* ---------- Teaser ---------- */

#etc-chatbot-teaser {
    position: absolute;
    bottom: 12px;
    right: 72px;
    min-width: 200px;
    max-width: 320px;
    width: max-content;
    background: var(--etc-surface);
    color: var(--etc-text);
    padding: 14px 36px 14px 16px;
    border-radius: 14px;
    box-shadow: var(--etc-shadow);
    font-size: 14px;
    font-weight: 500;
    line-height: 1.45;
    cursor: pointer;
    opacity: 0;
    transform: translateY(6px) scale(0.97);
    transition: opacity 0.25s ease, transform 0.25s ease;
    border: 1px solid var(--etc-border);
    white-space: normal;
}

#etc-chatbot-teaser::after {
    content: "";
    position: absolute;
    right: -5px;
    bottom: 18px;
    width: 10px;
    height: 10px;
    background: var(--etc-surface);
    border-right: 1px solid var(--etc-border);
    border-bottom: 1px solid var(--etc-border);
    transform: rotate(-45deg);
}

#etc-chatbot-teaser.etc-teaser-visible {
    opacity: 1;
    transform: translateY(0) scale(1);
}

#etc-chatbot-teaser-close {
    position: absolute;
    top: 4px;
    right: 6px;
    background: none !important;
    border: none !important;
    font-size: 15px;
    color: var(--etc-muted);
    cursor: pointer;
    line-height: 1;
    padding: 3px !important;
    box-shadow: none !important;
}
#etc-chatbot-teaser-close:hover { color: var(--etc-lime); }

/* ---------- Window ---------- */

#etc-chatbot-window {
    position: absolute;
    bottom: 74px;
    right: 0;
    width: 380px;
    max-width: 94vw;
    height: 580px;
    max-height: 78vh;
    background: var(--etc-bg);
    border-radius: var(--etc-radius);
    box-shadow: var(--etc-shadow);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    border: 1px solid rgba(184, 230, 58, 0.12);
    animation: etc-in 0.26s cubic-bezier(.2,.9,.3,1.15);
    transform-origin: bottom right;
}

@keyframes etc-in {
    from { opacity: 0; transform: translateY(12px) scale(0.96); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
}

.etc-hidden { display: none !important; }

/* ---------- Header ---------- */

#etc-chatbot-header {
    background: var(--etc-grad);
    color: #fff;
    padding: 14px 14px 14px 16px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-shrink: 0;
    position: relative;
    min-height: 64px;
}

#etc-chatbot-header::after {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 95% -20%, rgba(184, 230, 58, 0.3), transparent 55%);
    pointer-events: none;
}

#etc-chatbot-header-info {
    display: flex;
    align-items: center;
    gap: 11px;
    position: relative;
    min-width: 0;
}

#etc-chatbot-avatar {
    width: 38px;
    height: 38px;
    border-radius: 11px;
    background: rgba(184, 230, 58, 0.16);
    border: 1.5px solid rgba(184, 230, 58, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.3px;
    color: #e6f5a8;
    flex-shrink: 0;
    overflow: hidden;
}

#etc-chatbot-avatar img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: 10px;
}

#etc-chatbot-title {
    font-weight: 700;
    font-size: 14.5px;
    line-height: 1.2;
    letter-spacing: -0.01em;
}

#etc-chatbot-subtitle {
    font-size: 11px;
    opacity: 0.92;
    line-height: 1.25;
    margin-top: 3px;
    display: flex;
    align-items: center;
    gap: 5px;
    font-weight: 500;
}

#etc-chatbot-subtitle::before {
    content: "";
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--etc-lime);
    box-shadow: 0 0 0 2.5px rgba(184, 230, 58, 0.3);
    flex-shrink: 0;
}

#etc-chatbot-close {
    background: rgba(255,255,255,0.12) !important;
    border: 1px solid rgba(255,255,255,0.15) !important;
    color: #fff !important;
    width: 28px !important;
    height: 28px !important;
    min-width: 28px !important;
    border-radius: 8px !important;
    font-size: 17px !important;
    line-height: 1 !important;
    cursor: pointer;
    padding: 0 !important;
    margin: 0 !important;
    display: flex !important;
    align-items: center;
    justify-content: center;
    box-shadow: none !important;
    position: relative;
    transition: background 0.15s ease;
}
#etc-chatbot-close:hover {
    background: rgba(255,255,255,0.22) !important;
}

/* ---------- Messages ---------- */

#etc-chatbot-messages {
    flex: 1;
    overflow-y: auto;
    padding: 16px 14px 8px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    background: var(--etc-bg);
    min-height: 0;
}

#etc-chatbot-messages::-webkit-scrollbar { width: 4px; }
#etc-chatbot-messages::-webkit-scrollbar-thumb {
    background: rgba(26, 107, 74, 0.22);
    border-radius: 8px;
}

.etc-msg {
    max-width: 88%;
    padding: 10px 13px;
    border-radius: 14px;
    font-size: 13.5px;
    line-height: 1.5;
    word-wrap: break-word;
    animation: etc-msg 0.2s ease;
}

@keyframes etc-msg {
    from { opacity: 0; transform: translateY(5px); }
    to   { opacity: 1; transform: translateY(0); }
}

.etc-msg-bot {
    background: var(--etc-surface);
    color: var(--etc-text);
    align-self: flex-start;
    border-bottom-left-radius: 4px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
    border: 1px solid var(--etc-border);
}

.etc-msg-user {
    background: var(--etc-grad);
    color: #fff;
    align-self: flex-end;
    border-bottom-right-radius: 4px;
    box-shadow: 0 3px 10px rgba(15, 61, 46, 0.22);
}

.etc-msg ul { margin: 6px 0 0 16px; padding: 0; }
.etc-msg a { color: inherit; text-decoration: underline; font-weight: 600; }
.etc-msg-bot a { color: var(--etc-lime); }

/* ---------- Quick replies ---------- */

#etc-chatbot-quick-replies,
.etc-suggestions {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    padding: 4px 14px 12px;
}

.etc-suggestions {
    align-self: flex-start;
    max-width: 94%;
}

.etc-quick-reply {
    background: var(--etc-surface-2) !important;
    border: 1px solid rgba(184, 230, 58, 0.22) !important;
    color: var(--etc-lime) !important;
    border-radius: 100px !important;
    padding: 7px 12px !important;
    font-size: 12px !important;
    font-weight: 600 !important;
    cursor: pointer;
    line-height: 1.3 !important;
    margin: 0 !important;
    box-shadow: none !important;
    transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease, transform 0.12s ease;
}

.etc-quick-reply:hover {
    background: rgba(184, 230, 58, 0.16) !important;
    color: var(--etc-lime) !important;
    border-color: rgba(184, 230, 58, 0.45) !important;
    transform: translateY(-1px);
}

.etc-quick-reply-outline {
    border-style: dashed !important;
    opacity: 0.9;
}

/* ---------- Typing ---------- */

#etc-chatbot-typing {
    align-self: flex-start;
    display: flex;
    gap: 4px;
    padding: 11px 14px;
    background: var(--etc-surface);
    border-radius: 14px;
    border-bottom-left-radius: 4px;
    border: 1px solid var(--etc-border);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

#etc-chatbot-typing span {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--etc-lime);
    opacity: 0.5;
    animation: etc-dot 1.1s infinite ease-in-out;
}

#etc-chatbot-typing span:nth-child(2) { animation-delay: 0.14s; }
#etc-chatbot-typing span:nth-child(3) { animation-delay: 0.28s; }

@keyframes etc-dot {
    0%, 60%, 100% { transform: translateY(0); opacity: 0.35; }
    30% { transform: translateY(-3px); opacity: 1; }
}

/* ---------- Lead form ---------- */

#etc-chatbot-lead-form {
    margin: 0 14px 10px;
    padding: 14px;
    border-radius: 12px;
    display: flex;
    flex-direction: column;
    gap: 9px;
    background: var(--etc-surface);
    border: 1px solid var(--etc-border);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.25);
    animation: etc-msg 0.2s ease;
}

#etc-lead-intro {
    margin: 0 0 2px;
    font-size: 12.5px;
    font-weight: 600;
    color: var(--etc-text);
}

.etc-field { position: relative; }

.etc-field input {
    width: 100%;
    border: 1.5px solid var(--etc-border) !important;
    border-radius: 9px !important;
    padding: 14px 11px 5px !important;
    font-size: 13.5px !important;
    background: var(--etc-surface-2) !important;
    color: var(--etc-text) !important;
    box-shadow: none !important;
    height: auto !important;
    margin: 0 !important;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.etc-field input:focus {
    outline: none !important;
    border-color: var(--etc-lime) !important;
    box-shadow: 0 0 0 3px rgba(184, 230, 58, 0.12) !important;
}

.etc-field label {
    position: absolute;
    left: 11px;
    top: 11px;
    font-size: 13px;
    color: var(--etc-muted);
    pointer-events: none;
    transition: all 0.15s ease;
}

.etc-field input:focus + label,
.etc-field input:not(:placeholder-shown) + label {
    top: 3px;
    font-size: 10px;
    font-weight: 600;
    color: var(--etc-brand);
}

.etc-hp-field {
    position: absolute !important;
    left: -9999px !important;
    width: 1px !important;
    height: 1px !important;
    opacity: 0 !important;
}

.etc-gdpr-label {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    font-size: 11.5px;
    line-height: 1.4;
    color: var(--etc-muted);
    cursor: pointer;
}
.etc-gdpr-label input {
    margin-top: 2px;
    flex-shrink: 0;
    width: 14px;
    height: 14px;
    accent-color: var(--etc-brand);
}

#etc-lead-actions {
    display: flex;
    gap: 8px;
    margin-top: 2px;
}

#etc-lead-cancel {
    flex: 0 0 auto;
    background: transparent !important;
    color: var(--etc-muted) !important;
    border: 1.5px solid var(--etc-border) !important;
    border-radius: 9px !important;
    padding: 9px 12px !important;
    font-size: 12.5px !important;
    font-weight: 600 !important;
    cursor: pointer;
    box-shadow: none !important;
    line-height: 1.3 !important;
}
#etc-lead-cancel:hover { background: var(--etc-surface-2) !important; }

#etc-lead-submit {
    flex: 1;
    background: var(--etc-grad) !important;
    color: #fff !important;
    border: none !important;
    border-radius: 9px !important;
    padding: 9px 12px !important;
    cursor: pointer;
    font-size: 13px !important;
    font-weight: 700 !important;
    box-shadow: 0 4px 12px rgba(15, 61, 46, 0.22) !important;
    line-height: 1.3 !important;
}
#etc-lead-submit:hover { filter: brightness(1.05); }
#etc-lead-submit:disabled { opacity: 0.65; cursor: default; }

/* ---------- Footer / input / SEND button ---------- */

#etc-chatbot-footer {
    flex-shrink: 0;
    background: var(--etc-surface);
    border-top: 1px solid var(--etc-border);
    padding: 0;
}

#etc-chatbot-form {
    display: flex !important;
    align-items: center !important;
    gap: 8px !important;
    padding: 10px 12px 6px !important;
    margin: 0 !important;
    background: transparent !important;
    border: none !important;
    box-shadow: none !important;
}

#etc-chatbot-input {
    flex: 1 1 auto !important;
    width: auto !important;
    min-width: 0 !important;
    height: 42px !important;
    border: 1.5px solid var(--etc-border) !important;
    border-radius: 21px !important;
    padding: 0 16px !important;
    font-size: 13.5px !important;
    outline: none !important;
    background: var(--etc-surface-2) !important;
    color: var(--etc-text) !important;
    margin: 0 !important;
    box-shadow: none !important;
    line-height: 42px !important;
    transition: border-color 0.15s ease, background 0.15s ease, box-shadow 0.15s ease;
}

#etc-chatbot-input:focus {
    border-color: var(--etc-lime) !important;
    background: var(--etc-surface-2) !important;
    box-shadow: 0 0 0 3px rgba(184, 230, 58, 0.12) !important;
}

#etc-chatbot-input::placeholder {
    color: var(--etc-muted) !important;
    opacity: 0.85;
}

#etc-chatbot-input:disabled { opacity: 0.55; }

/* Proper Send button — fixed size, not a green blob */
#etc-chatbot-send.etc-send-btn,
#etc-chatbot-form button.etc-send-btn {
    flex: 0 0 auto !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 6px !important;
    height: 42px !important;
    min-height: 42px !important;
    max-height: 42px !important;
    width: auto !important;
    min-width: 42px !important;
    padding: 0 14px !important;
    margin: 0 !important;
    border: none !important;
    border-radius: 21px !important;
    background: var(--etc-grad) !important;
    color: #fff !important;
    font-size: 13px !important;
    font-weight: 700 !important;
    line-height: 1 !important;
    cursor: pointer;
    box-shadow: 0 3px 10px rgba(15, 61, 46, 0.25) !important;
    transition: transform 0.12s ease, filter 0.15s ease, opacity 0.15s ease;
    letter-spacing: 0.01em;
}

#etc-chatbot-send.etc-send-btn:hover,
#etc-chatbot-form button.etc-send-btn:hover {
    filter: brightness(1.06);
    transform: translateY(-1px);
}

#etc-chatbot-send.etc-send-btn:disabled,
#etc-chatbot-form button.etc-send-btn:disabled {
    opacity: 0.55;
    cursor: default;
    transform: none;
}

#etc-chatbot-send .etc-send-icon {
    display: block;
    width: 16px;
    height: 16px;
    flex-shrink: 0;
    stroke: #fff;
    fill: none;
}

#etc-chatbot-send .etc-send-label {
    display: inline-block;
    color: #fff;
    font-weight: 700;
    font-size: 13px;
}

#etc-talk-to-human {
    display: block !important;
    width: 100% !important;
    background: none !important;
    border: none !important;
    color: var(--etc-muted) !important;
    font-size: 11.5px !important;
    font-weight: 600 !important;
    padding: 2px 0 11px !important;
    margin: 0 !important;
    cursor: pointer;
    text-align: center;
    box-shadow: none !important;
    line-height: 1.4 !important;
    transition: color 0.15s ease;
}
#etc-talk-to-human:hover { color: var(--etc-brand) !important; }

/* ---------- Mobile (phones) ---------- */

@media (max-width: 480px) {
    #etc-chatbot-root {
        bottom: 0;
        right: 0;
        left: 0;
        width: 100%;
        pointer-events: none; /* only children receive clicks */
    }

    #etc-chatbot-toggle {
        pointer-events: auto;
        position: fixed !important;
        bottom: max(16px, env(safe-area-inset-bottom, 0px));
        right: 16px;
        left: auto;
        width: 56px !important;
        height: 56px !important;
        z-index: 1000000;
    }

    #etc-chatbot-pulse {
        inset: -3px;
    }

    #etc-chatbot-teaser {
        pointer-events: auto;
        position: fixed !important;
        bottom: max(22px, calc(env(safe-area-inset-bottom, 0px) + 14px));
        right: 80px;
        left: auto;
        min-width: 180px;
        max-width: min(280px, calc(100vw - 96px));
        font-size: 13.5px;
        z-index: 1000000;
    }

    /* Full-width bottom sheet when open */
    #etc-chatbot-window {
        pointer-events: auto;
        position: fixed !important;
        left: 0 !important;
        right: 0 !important;
        bottom: 0 !important;
        top: auto !important;
        width: 100% !important;
        max-width: 100vw !important;
        height: min(92dvh, 92vh) !important;
        max-height: min(92dvh, 92vh) !important;
        border-radius: 18px 18px 0 0 !important;
        border: none !important;
        border-top: 1px solid rgba(26, 107, 74, 0.12) !important;
        box-shadow: 0 -8px 40px rgba(6, 20, 16, 0.25) !important;
        animation: etc-sheet-in 0.28s cubic-bezier(.2,.9,.3,1) !important;
        transform-origin: bottom center !important;
        z-index: 1000001;
    }

    @keyframes etc-sheet-in {
        from { opacity: 0; transform: translateY(40px); }
        to   { opacity: 1; transform: translateY(0); }
    }

    #etc-chatbot-header {
        border-radius: 18px 18px 0 0;
        padding: 14px 14px 14px 16px;
    }

    #etc-chatbot-messages {
        padding: 14px 12px 8px;
    }

    #etc-chatbot-form {
        padding: 10px 12px 6px !important;
        gap: 8px !important;
    }

    #etc-chatbot-input {
        height: 44px !important;
        line-height: 44px !important;
        font-size: 16px !important; /* prevents iOS zoom on focus */
        border-radius: 22px !important;
    }

    #etc-chatbot-send.etc-send-btn,
    #etc-chatbot-form button.etc-send-btn {
        height: 44px !important;
        min-height: 44px !important;
        max-height: 44px !important;
        width: 44px !important;
        min-width: 44px !important;
        padding: 0 !important;
        border-radius: 50% !important;
    }

    #etc-chatbot-send .etc-send-label {
        display: none !important;
    }

    #etc-chatbot-send .etc-send-icon {
        width: 18px;
        height: 18px;
    }

    #etc-talk-to-human {
        padding-bottom: max(12px, env(safe-area-inset-bottom, 0px)) !important;
    }

    #etc-chatbot-quick-replies,
    .etc-suggestions { 
        padding: 4px 12px 12px;
        gap: 6px;
    }

    .etc-quick-reply {
        font-size: 12px !important;
        padding: 8px 12px !important;
    }

    /* Hide floating launcher while sheet is open so it doesn't overlap */
    #etc-chatbot-root.etc-open-state #etc-chatbot-toggle {
        opacity: 0;
        pointer-events: none;
        transform: scale(0.6);
    }

    #etc-chatbot-root.etc-open-state #etc-chatbot-teaser {
        display: none !important;
    }
}

/* Prevent horizontal page scroll caused by the widget */
html.etc-chat-open,
body.etc-chat-open {
    overflow: hidden !important;
    overscroll-behavior: none;
}