/* WP AI Chat · Widget CSS — Shortcode + Bubble */

/* ================================================================
   VARIÁVEIS & BASE
   ================================================================ */

:root {
    --wpaic-z-bubble: 999999;
    --wpaic-z-panel:  999998;
    --wpaic-radius:   16px;
    --wpaic-shadow:   0 8px 32px rgba(0,0,0,.18);
    --wpaic-transition: .25s cubic-bezier(.4,0,.2,1);
}

/* ================================================================
   SHORTCODE (inline embed)
   ================================================================ */

.wpaic-sc {
    --wpaic-color:      #2563eb;
    --wpaic-color-dark: #1d4ed8;
    --wpaic-font:       -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-family: var(--wpaic-font);
    margin: 1rem 0;
}

.wpaic-wrap {
    border: 1px solid #e5e7eb;
    border-radius: 12px;
    overflow: hidden;
    background: #fff;
    box-shadow: 0 2px 12px rgba(0,0,0,.07);
    display: flex;
    flex-direction: column;
}

.wpaic-header {
    padding: 14px 16px;
    background: var(--wpaic-color, #2563eb);
    color: #fff;
    font-weight: 600;
    font-size: .95rem;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.wpaic-messages {
    overflow-y: auto;
    padding: 14px 12px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    background: #f9fafb;
    scroll-behavior: smooth;
}

.wpaic-msg {
    max-width: 84%;
    padding: 9px 13px;
    border-radius: 12px;
    font-size: .875rem;
    line-height: 1.55;
    word-break: break-word;
}
.wpaic-msg--user {
    align-self: flex-end;
    background: var(--wpaic-color, #2563eb);
    color: #fff;
    border-bottom-right-radius: 3px;
}
.wpaic-msg--bot {
    align-self: flex-start;
    background: #fff;
    color: #1f2937;
    border: 1px solid #e5e7eb;
    border-bottom-left-radius: 3px;
}
.wpaic-msg--thinking {
    color: #9ca3af;
    font-style: italic;
    border-style: dashed;
}

.wpaic-input-bar {
    display: flex;
    gap: 8px;
    padding: 10px;
    border-top: 1px solid #e5e7eb;
    background: #fff;
    align-items: flex-end;
    flex-shrink: 0;
}

.wpaic-textarea {
    flex: 1;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    padding: 8px 12px;
    font-size: .875rem;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    resize: none;
    outline: none;
    min-height: 40px;
    max-height: 120px;
    line-height: 1.5;
    box-sizing: border-box;
    transition: border-color .15s;
}
.wpaic-textarea:focus    { border-color: var(--wpaic-color, #2563eb); }
.wpaic-textarea:disabled { opacity: .6; cursor: not-allowed; }

.wpaic-send-btn {
    background: var(--wpaic-color, #2563eb);
    color: #fff;
    border: none;
    border-radius: 8px;
    padding: 0 18px;
    height: 40px;
    cursor: pointer;
    font-size: .875rem;
    font-weight: 600;
    font-family: inherit;
    flex-shrink: 0;
    white-space: nowrap;
    transition: background .15s;
}
.wpaic-send-btn:hover    { background: var(--wpaic-color-dark, #1d4ed8); }
.wpaic-send-btn:disabled { opacity: .5; cursor: not-allowed; }

.wpaic-footer {
    text-align: center;
    font-size: .7rem;
    color: #9ca3af;
    padding: 6px 0 8px;
    background: #fff;
    flex-shrink: 0;
}

.wpaic-offline {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    padding: 32px 20px;
    text-align: center;
    background: #f9fafb;
}
.wpaic-offline-icon { font-size: 2rem; }
.wpaic-offline p    { margin: 0; font-size: .875rem; color: #6b7280; line-height: 1.5; }

.wpaic-wa-bar {
    text-align: center;
    padding: 6px 12px 10px;
    background: #fff;
    flex-shrink: 0;
}
.wpaic-wa-link {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    text-decoration: none !important;
    opacity: .75;
    border-bottom: 1px dashed currentColor;
    padding-bottom: 1px;
    transition: opacity .15s;
}
.wpaic-wa-link:hover { opacity: 1; }


/* ================================================================
   BUBBLE — wrapper fixo no canto do ecrã
   ================================================================ */

/* IMPORTANTE: usar !important nos críticos para resistir a temas agressivos */
.wpaic-bubble-root {
    position: fixed !important;
    bottom: 24px !important;
    z-index: 999999 !important;
    width: 60px;
    height: 60px;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    /* Isola do stacking context do tema */
    isolation: isolate;
    /* Garante que nada do tema esconde este elemento */
    display: block !important;
    visibility: visible !important;
    opacity: 1 !important;
    pointer-events: auto !important;
}

/* Posição esquerda (padrão) */
.wpaic-pos-bottom-left  { left: 24px !important; right: auto !important; }
/* Posição direita */
.wpaic-pos-bottom-right { right: 24px !important; left: auto !important; }


/* ================================================================
   BUBBLE — botão circular
   ================================================================ */

.wpaic-bubble-btn {
    /* Dimensões e forma */
    width: 60px !important;
    height: 60px !important;
    border-radius: 50% !important;
    /* Cor — fallback azul se o JS ainda não aplicou a cor personalizada */
    background: var(--wpaic-bubble-color, #2563eb) !important;
    color: #fff !important;
    /* Reset */
    border: none !important;
    outline: none;
    padding: 0 !important;
    margin: 0 !important;
    /* Layout */
    cursor: pointer !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    /* Sombra */
    box-shadow: 0 4px 20px rgba(0,0,0,.25) !important;
    /* Transição */
    transition: transform .2s ease, box-shadow .2s ease;
    /* Acessibilidade */
    outline-offset: 3px;
    /* Pulso */
    animation: wpaic-pulse 2.4s infinite;
    /* Garantir visibilidade */
    opacity: 1 !important;
    visibility: visible !important;
    position: relative;
    overflow: visible;
}

.wpaic-bubble-btn:hover {
    transform: scale(1.1) !important;
    box-shadow: 0 8px 28px rgba(0,0,0,.3) !important;
    animation: none;
}

.wpaic-bubble-btn:focus-visible {
    outline: 3px solid var(--wpaic-bubble-color, #2563eb);
}

/* Ícones SVG dentro do botão */
.wpaic-bubble-icon {
    fill: #fff !important;
    width: 28px !important;
    height: 28px !important;
    transition: opacity .2s, transform .2s;
    pointer-events: none;
    position: absolute;
    display: block !important;
}

/* Estado fechado: mostra chat, esconde X */
.wpaic-bubble-btn .wpaic-icon-chat  { opacity: 1;  transform: scale(1)   rotate(0deg);   }
.wpaic-bubble-btn .wpaic-icon-close { opacity: 0;  transform: scale(.6)  rotate(-90deg); }

/* Estado aberto: inverte */
.wpaic-bubble-btn[aria-expanded="true"] .wpaic-icon-chat  { opacity: 0;  transform: scale(.6)  rotate(90deg);  }
.wpaic-bubble-btn[aria-expanded="true"] .wpaic-icon-close { opacity: 1;  transform: scale(1)   rotate(0deg);   }

/* Animação de pulso */
@keyframes wpaic-pulse {
    0%   { box-shadow: 0 4px 20px rgba(0,0,0,.25), 0 0 0 0   rgba(37,99,235,.55); }
    65%  { box-shadow: 0 4px 20px rgba(0,0,0,.25), 0 0 0 14px rgba(37,99,235,0);  }
    100% { box-shadow: 0 4px 20px rgba(0,0,0,.25), 0 0 0 0   rgba(37,99,235,0);   }
}


/* ================================================================
   BUBBLE — tooltip
   ================================================================ */

.wpaic-bubble-tooltip {
    position: absolute;
    /* Tooltip à direita do botão (quando bubble está à esquerda) */
    left: calc(100% + 12px);
    right: auto;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(17,24,39,.85);
    color: #fff !important;
    font-size: 13px;
    font-weight: 500;
    white-space: nowrap;
    padding: 6px 11px;
    border-radius: 7px;
    pointer-events: none;
    opacity: 0;
    transition: opacity .2s;
    z-index: 1;
}

/* Para posição direita: tooltip à esquerda */
.wpaic-pos-bottom-right .wpaic-bubble-tooltip {
    left: auto;
    right: calc(100% + 12px);
}

.wpaic-bubble-btn:hover .wpaic-bubble-tooltip,
.wpaic-bubble-btn:focus-visible .wpaic-bubble-tooltip {
    opacity: 1;
}
.wpaic-bubble-btn[aria-expanded="true"] .wpaic-bubble-tooltip {
    opacity: 0 !important;
}


/* ================================================================
   BUBBLE — painel de chat
   ================================================================ */

.wpaic-bubble-panel {
    position: absolute !important;
    bottom: calc(60px + 14px);
    left: 0;
    right: auto;
    width: 340px;
    max-width: calc(100vw - 48px);
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 8px 32px rgba(0,0,0,.18);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    z-index: 999998;
    /* Animação entrada/saída */
    transform-origin: bottom left;
    transform: scale(.92) translateY(8px);
    opacity: 0;
    visibility: hidden;
    transition: transform .25s ease, opacity .25s ease, visibility .25s ease;
    pointer-events: none;
}

.wpaic-pos-bottom-right .wpaic-bubble-panel {
    left: auto;
    right: 0;
    transform-origin: bottom right;
}

/* Estado aberto */
.wpaic-bubble-panel.wpaic-panel-open {
    transform: scale(1) translateY(0) !important;
    opacity: 1 !important;
    visibility: visible !important;
    pointer-events: auto !important;
}

/* Cabeçalho do painel */
.wpaic-bubble-panel .wpaic-header {
    border-radius: 16px 16px 0 0;
}

/* Botão fechar (X) dentro do painel */
.wpaic-panel-close {
    background: none !important;
    border: none !important;
    cursor: pointer;
    color: rgba(255,255,255,.8);
    padding: 4px;
    line-height: 0;
    border-radius: 4px;
    transition: color .15s;
    flex-shrink: 0;
    margin-left: auto;
}
.wpaic-panel-close:hover { color: #fff !important; }
.wpaic-panel-close svg   { width: 18px; height: 18px; fill: currentColor; display: block; }

/* Mensagens no painel bubble */
.wpaic-bubble-panel .wpaic-messages {
    height: 300px;
}

/* Responsivo */
@media (max-width: 420px) {
    .wpaic-bubble-root {
        bottom: 16px !important;
    }
    .wpaic-pos-bottom-left  { left: 16px !important; }
    .wpaic-pos-bottom-right { right: 16px !important; }
    .wpaic-bubble-panel {
        width: calc(100vw - 32px);
    }
}