/* WP AI Chatbot – WhatsApp Style v4.0.0 */

:root {
    --waicb-primary:     #075E54;
    --waicb-text:        #ffffff;
    --waicb-bg:          #E5DDD5;
    --waicb-user-bubble: #DCF8C6;
    --waicb-bot-bubble:  #ffffff;
    --waicb-send-btn:    #25D366;
    --waicb-font: -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
}

#waicb, #waicb * { box-sizing: border-box; margin: 0; padding: 0; }

/* ── Container ─────────────────────────────────────────── */
#waicb {
    position: fixed;
    z-index: 999999;
    bottom: 24px;
    font-family: var(--waicb-font);
    -webkit-font-smoothing: antialiased;
}
#waicb.waicb--right { right: 24px; }
#waicb.waicb--left  { left: 24px; }

/* ── Trigger button ────────────────────────────────────── */
#waicb .waicb__trigger {
    width: 58px;
    height: 58px;
    border-radius: 50%;
    border: none;
    cursor: pointer;
    background-color: var(--waicb-send-btn) !important;
    color: #fff !important;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-left: auto;
    box-shadow: 0 4px 18px rgba(0,0,0,.3);
    transition: transform .22s ease, box-shadow .22s ease;
    position: relative;
    overflow: visible;
}
#waicb.waicb--left .waicb__trigger { margin-left: 0; }
#waicb .waicb__trigger:hover { transform: scale(1.07); }
#waicb .waicb__trigger:active { transform: scale(.94); }

#waicb .waicb__icon {
    width: 26px; height: 26px;
    position: absolute;
    transition: opacity .2s, transform .26s ease;
    pointer-events: none;
}
#waicb .waicb__icon--chat  { opacity: 1;  transform: rotate(0deg) scale(1); }
#waicb .waicb__icon--close { opacity: 0;  transform: rotate(-45deg) scale(.5); }
#waicb.waicb--open .waicb__icon--chat  { opacity: 0; transform: rotate(45deg) scale(.5); }
#waicb.waicb--open .waicb__icon--close { opacity: 1; transform: rotate(0deg) scale(1); }

#waicb .waicb__badge {
    display: none;
    position: absolute; top: 2px; right: 2px;
    width: 14px; height: 14px; border-radius: 7px;
    background: #ef4444; border: 2px solid #fff;
    font-size: 8px; font-weight: 700; color: #fff;
    align-items: center; justify-content: center;
}
#waicb .waicb__badge--visible { display: flex; }

/* ── Chat window ───────────────────────────────────────── */
#waicb .waicb__window {
    position: absolute;
    bottom: calc(100% + 14px);
    right: 0;
    width: 340px;
    height: 520px;
    border-radius: 10px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    box-shadow: 0 8px 40px rgba(0,0,0,.25);
    opacity: 0;
    pointer-events: none;
    transform: translateY(16px) scale(.97);
    transform-origin: bottom right;
    transition: opacity .24s ease, transform .24s ease;
}
#waicb.waicb--left .waicb__window { right: auto; left: 0; transform-origin: bottom left; }
#waicb.waicb--open .waicb__window { opacity: 1; pointer-events: all; transform: translateY(0) scale(1); }

/* ── Header ─────────────────────────────────────────────── */
#waicb .waicb__header {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    background-color: var(--waicb-primary) !important;
}
#waicb .waicb__avatar {
    width: 38px; height: 38px; border-radius: 50%;
    background: rgba(255,255,255,.2);
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
}
#waicb .waicb__avatar svg { width: 20px; height: 20px; color: #fff; fill: #fff; }
#waicb .waicb__header-info { flex: 1; min-width: 0; }
#waicb .waicb__title  { display: block; font-weight: 600; font-size: 15px; color: #fff !important; }
#waicb .waicb__status { display: flex; align-items: center; gap: 5px; font-size: 11.5px; color: rgba(255,255,255,.78); margin-top: 1px; }
#waicb .waicb__dot    { width: 7px; height: 7px; border-radius: 50%; background: #4ade80; flex-shrink: 0; }
#waicb .waicb__header-close {
    width: 30px; height: 30px; border-radius: 50%;
    background: rgba(255,255,255,.12) !important; border: none !important;
    color: #fff !important; cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
}
#waicb .waicb__header-close svg { width: 15px; height: 15px; }

/* ── Messages area ─────────────────────────────────────── */
#waicb .waicb__messages {
    flex: 1;
    overflow-y: auto;
    padding: 10px 10px 6px;
    display: flex;
    flex-direction: column;
    gap: 3px;
    scroll-behavior: smooth;
    background-color: var(--waicb-bg) !important;
}
#waicb .waicb__messages::-webkit-scrollbar { width: 4px; }
#waicb .waicb__messages::-webkit-scrollbar-thumb { background: rgba(0,0,0,.15); border-radius: 4px; }

/* ── Message rows ──────────────────────────────────────── */
#waicb .waicb__msg {
    display: flex;
    align-items: flex-end;
    animation: waIn .18s ease both;
}
#waicb .waicb__msg--no-anim { animation: none; }
@keyframes waIn { from { opacity:0; transform:translateY(7px); } to { opacity:1; transform:translateY(0); } }

#waicb .waicb__msg--user { justify-content: flex-end; }
#waicb .waicb__msg--bot  { justify-content: flex-start; }
#waicb .waicb__msg-avatar { display: none !important; }

#waicb .waicb__bubble-group { display: flex; flex-direction: column; max-width: 82%; }
#waicb .waicb__msg--user .waicb__bubble-group { align-items: flex-end; }
#waicb .waicb__msg--bot  .waicb__bubble-group { align-items: flex-start; }

/* Date separator */
#waicb .waicb__date-sep {
    align-self: center;
    font-size: 11px;
    color: #555;
    background: rgba(225,225,225,.85);
    border-radius: 6px;
    padding: 3px 10px;
    margin: 6px 0;
}

/* ── Bubbles ────────────────────────────────────────────── */
#waicb .waicb__bubble {
    position: relative;
    padding: 6px 10px 18px 10px;
    border-radius: 8px;
    font-size: 14px;
    line-height: 1.5;
    word-wrap: break-word;
    max-width: 100%;
}

/* Bot bubble — white, tail left */
#waicb .waicb__msg--bot .waicb__bubble {
    background-color: var(--waicb-bot-bubble) !important;
    color: #111 !important;
    border-top-left-radius: 2px;
    box-shadow: 0 1px 2px rgba(0,0,0,.12);
}
#waicb .waicb__msg--bot .waicb__bubble::before {
    content: '';
    position: absolute;
    left: -7px; top: 0;
    border-style: solid;
    border-width: 0 7px 8px 0;
    border-color: transparent var(--waicb-bot-bubble) transparent transparent;
}

/* User bubble — green, tail right */
#waicb .waicb__msg--user .waicb__bubble {
    background-color: var(--waicb-user-bubble) !important;
    color: #111 !important;
    border-top-right-radius: 2px;
    box-shadow: 0 1px 2px rgba(0,0,0,.1);
}
#waicb .waicb__msg--user .waicb__bubble::after {
    content: '';
    position: absolute;
    right: -7px; top: 0;
    border-style: solid;
    border-width: 8px 7px 0 0;
    border-color: var(--waicb-user-bubble) transparent transparent transparent;
}

/* Timestamp inside bubble */
#waicb .waicb__time {
    position: absolute;
    bottom: 4px; right: 8px;
    font-size: 10.5px;
    color: rgba(0,0,0,.38);
    white-space: nowrap;
    pointer-events: none;
}
#waicb .waicb__msg--user .waicb__time {
    color: rgba(0,90,0,.5);
}

/* Markdown inside bubbles */
#waicb .waicb__bubble strong { font-weight: 600; }
#waicb .waicb__bubble em { font-style: italic; }
#waicb .waicb__bubble a { color: #075E54; text-decoration: underline; }
#waicb .waicb__bubble p { margin: 0; }
#waicb .waicb__bubble p + p { margin-top: 4px; }
#waicb .waicb__bubble code { font-family: monospace; font-size: 12px; background: rgba(0,0,0,.07); padding: 1px 4px; border-radius: 3px; }
#waicb .waicb__bubble--error { background: #fef2f2 !important; color: #b91c1c !important; }
#waicb .waicb__bubble--error::before, #waicb .waicb__bubble--error::after { display: none !important; }

/* ── Typing indicator ───────────────────────────────────── */
#waicb .waicb__typing {
    display: none;
    padding: 0 10px 8px;
    background-color: var(--waicb-bg) !important;
}
#waicb .waicb__typing.waicb__typing--visible { display: block; }

#waicb .waicb__typing-dots {
    display: inline-flex;
    gap: 4px;
    align-items: center;
    background-color: var(--waicb-bot-bubble) !important;
    border-radius: 8px;
    border-top-left-radius: 2px;
    padding: 10px 14px;
    box-shadow: 0 1px 2px rgba(0,0,0,.12);
    position: relative;
}
#waicb .waicb__typing-dots::before {
    content: '';
    position: absolute;
    left: -7px; top: 0;
    border-style: solid;
    border-width: 0 7px 8px 0;
    border-color: transparent var(--waicb-bot-bubble) transparent transparent;
}
#waicb .waicb__typing-dots span {
    width: 7px; height: 7px; border-radius: 50%; background: #bbb;
    animation: waDot .9s ease infinite;
}
#waicb .waicb__typing-dots span:nth-child(2) { animation-delay: .15s; }
#waicb .waicb__typing-dots span:nth-child(3) { animation-delay: .3s; }
@keyframes waDot { 0%,60%,100%{transform:translateY(0)} 30%{transform:translateY(-6px);background:#888} }

/* ── Footer / Input ────────────────────────────────────── */
#waicb .waicb__footer {
    flex-shrink: 0;
    display: flex;
    align-items: flex-end;
    gap: 8px;
    padding: 7px 10px;
    background-color: #EEE8DF !important;
    border-top: 1px solid rgba(0,0,0,.08);
}
#waicb .waicb__input-wrap {
    flex: 1;
    background: #fff;
    border-radius: 22px;
    display: flex;
    align-items: flex-end;
    padding: 5px 14px;
    box-shadow: 0 1px 3px rgba(0,0,0,.1);
}
#waicb .waicb__input {
    flex: 1;
    border: none !important;
    background: transparent !important;
    outline: none !important;
    box-shadow: none !important;
    padding: 5px 0;
    font-size: 14.5px;
    font-family: var(--waicb-font);
    color: #111;
    resize: none;
    max-height: 90px;
    overflow-y: auto;
    line-height: 1.5;
}
#waicb .waicb__input::placeholder { color: #aaa; }

#waicb .waicb__send {
    width: 44px; height: 44px;
    border-radius: 50%;
    border: none !important;
    background-color: var(--waicb-send-btn) !important;
    color: #fff !important;
    cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    box-shadow: 0 2px 8px rgba(0,0,0,.2);
    transition: transform .12s, background .15s;
    flex-shrink: 0;
}
#waicb .waicb__send:hover { filter: brightness(1.07); }
#waicb .waicb__send:active { transform: scale(.92); }
#waicb .waicb__send:disabled { opacity: .4; cursor: default; }
#waicb .waicb__send svg { width: 20px; height: 20px; margin-left: 2px; }

/* ── Branding ───────────────────────────────────────────── */
#waicb .waicb__branding {
    flex-shrink: 0;
    text-align: center;
    font-size: 10.5px;
    color: #999;
    padding: 3px 0 5px;
    background-color: #EEE8DF !important;
}

/* ── Mobile ─────────────────────────────────────────────── */
@media (max-width: 400px) {
    #waicb .waicb__window { position: fixed; inset: 0; width: 100%; height: 100%; border-radius: 0; bottom: 0; right: 0; left: 0; }
    #waicb { bottom: 18px; right: 18px; }
    #waicb.waicb--left { left: 18px; right: auto; }
}