/* ==========================================================================
   D79 STUDIO ASSISTANT — STYLESHEET
   Identidade Visual: Dark Mode Minimalista + Acentos Amarelo Neon (#FDF835)
   ========================================================================== */

:root {
    --d79-assistant-bg: #141414;
    --d79-assistant-header: #1a1a1a;
    --d79-assistant-card: #1f1f1f;
    --d79-assistant-border: #2c2c2c;
    --d79-assistant-yellow: #FDF835;
    --d79-assistant-text: #EDEDED;
    --d79-assistant-muted: #999999;
    --d79-assistant-online: #00FF66;
    --d79-assistant-font-heading: 'Archivo Condensed', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --d79-assistant-font-body: 'Helvetica Neue', Helvetica, Arial, sans-serif;
}

/* --- Botão Flutuante (Trigger) --- */
.d79-assistant-trigger {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 99999;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: #111111;
    color: var(--d79-assistant-text);
    border: 1px solid var(--d79-assistant-border);
    border-radius: 9999px;
    padding: 10px 18px;
    font-family: var(--d79-assistant-font-heading);
    font-size: 0.95rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    cursor: pointer;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.6);
    transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    user-select: none;
}

.d79-assistant-trigger:hover {
    border-color: var(--d79-assistant-yellow);
    box-shadow: 0 8px 25px rgba(253, 248, 53, 0.22);
    transform: translateY(-2px);
    color: var(--d79-assistant-yellow);
}

.d79-assistant-trigger:active {
    transform: translateY(0);
}

/* Indicador de Status Online */
.d79-status-dot {
    width: 8px;
    height: 8px;
    background-color: var(--d79-assistant-online);
    border-radius: 50%;
    position: relative;
    box-shadow: 0 0 8px var(--d79-assistant-online);
}

.d79-status-dot::after {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    border: 1px solid var(--d79-assistant-online);
    border-radius: 50%;
    animation: d79Pulse 2s infinite ease-out;
}

@keyframes d79Pulse {
    0% {
        transform: scale(1);
        opacity: 0.8;
    }
    100% {
        transform: scale(2.4);
        opacity: 0;
    }
}

.d79-trigger-icon {
    display: flex;
    align-items: center;
    justify-content: center;
}

.d79-trigger-icon svg {
    width: 17px;
    height: 17px;
    fill: currentColor;
}

/* --- Janela do Assistente (Chat Modal) --- */
.d79-assistant-modal {
    position: fixed;
    bottom: 82px;
    right: 24px;
    width: 390px;
    max-width: calc(100vw - 32px);
    height: 580px;
    max-height: calc(100vh - 110px);
    background: var(--d79-assistant-bg);
    border: 1px solid var(--d79-assistant-border);
    border-radius: 14px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.85);
    z-index: 99999;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
    transform: translateY(16px) scale(0.96);
    transition: opacity 0.25s ease, transform 0.25s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.25s;
}

.d79-assistant-modal.d79-active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

/* Cabeçalho */
.d79-assistant-header {
    background: var(--d79-assistant-header);
    padding: 14px 18px;
    border-bottom: 1px solid var(--d79-assistant-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.d79-header-info {
    display: flex;
    align-items: center;
    gap: 10px;
}

.d79-header-badge {
    background: var(--d79-assistant-yellow);
    color: #111111;
    font-family: var(--d79-assistant-font-heading);
    font-weight: 800;
    font-size: 0.8rem;
    padding: 2px 7px;
    border-radius: 4px;
    letter-spacing: 0.05em;
}

.d79-header-titles {
    display: flex;
    flex-direction: column;
}

.d79-header-title {
    font-family: var(--d79-assistant-font-heading);
    font-weight: 700;
    font-size: 1rem;
    color: var(--d79-assistant-text);
    letter-spacing: 0.04em;
    line-height: 1.1;
    text-transform: uppercase;
}

.d79-header-sub {
    font-family: var(--d79-assistant-font-body);
    font-size: 0.75rem;
    color: var(--d79-assistant-muted);
}

.d79-header-actions {
    display: flex;
    align-items: center;
    gap: 6px;
}

.d79-icon-btn {
    background: transparent;
    border: none;
    color: var(--d79-assistant-muted);
    cursor: pointer;
    padding: 6px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color 0.15s, background 0.15s;
}

.d79-icon-btn:hover {
    color: var(--d79-assistant-yellow);
    background: rgba(253, 248, 53, 0.1);
}

.d79-icon-btn svg {
    width: 16px;
    height: 16px;
    fill: currentColor;
}

/* Área de Mensagens */
.d79-assistant-messages {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    scroll-behavior: smooth;
}

.d79-assistant-messages::-webkit-scrollbar {
    width: 5px;
}

.d79-assistant-messages::-webkit-scrollbar-thumb {
    background: #2a2a2a;
    border-radius: 10px;
}

.d79-assistant-messages::-webkit-scrollbar-thumb:hover {
    background: var(--d79-assistant-yellow);
}

/* Balões de Mensagem */
.d79-msg {
    max-width: 88%;
    font-family: var(--d79-assistant-font-body);
    font-size: 0.88rem;
    line-height: 1.45;
    word-break: break-word;
    animation: d79MsgIn 0.2s ease-out;
}

@keyframes d79MsgIn {
    from {
        opacity: 0;
        transform: translateY(6px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.d79-msg-bot {
    align-self: flex-start;
    background: var(--d79-assistant-card);
    color: var(--d79-assistant-text);
    padding: 12px 14px;
    border-radius: 10px 10px 10px 2px;
    border-left: 3px solid var(--d79-assistant-yellow);
    box-shadow: 0 2px 8px rgba(0,0,0,0.3);
}

.d79-msg-bot p + p {
    margin-top: 8px;
}

.d79-msg-user {
    align-self: flex-end;
    background: #262626;
    color: #FFFFFF;
    padding: 10px 14px;
    border-radius: 10px 10px 2px 10px;
    border: 1px solid #383838;
}

/* Ações Rápidas (Pills / Botões de Opção) */
.d79-options-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 8px;
}

.d79-pill {
    background: #181818;
    color: var(--d79-assistant-text);
    border: 1px solid var(--d79-assistant-border);
    padding: 7px 11px;
    border-radius: 6px;
    font-family: var(--d79-assistant-font-heading);
    font-size: 0.82rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    cursor: pointer;
    transition: all 0.15s ease;
    text-align: left;
}

.d79-pill:hover {
    border-color: var(--d79-assistant-yellow);
    background: rgba(253, 248, 53, 0.1);
    color: var(--d79-assistant-yellow);
    transform: translateY(-1px);
}

.d79-pill-primary {
    background: var(--d79-assistant-yellow);
    color: #111111;
    border-color: var(--d79-assistant-yellow);
    font-weight: 700;
}

.d79-pill-primary:hover {
    background: transparent;
    color: var(--d79-assistant-yellow);
}

/* Cartão Resumo de Briefing */
.d79-briefing-card {
    background: #181818;
    border: 1px solid #333333;
    border-radius: 8px;
    padding: 12px;
    margin-top: 8px;
    font-size: 0.82rem;
}

.d79-briefing-title {
    font-family: var(--d79-assistant-font-heading);
    color: var(--d79-assistant-yellow);
    font-size: 0.95rem;
    font-weight: 700;
    text-transform: uppercase;
    margin-bottom: 6px;
    border-bottom: 1px solid #282828;
    padding-bottom: 4px;
}

.d79-briefing-item {
    display: flex;
    justify-content: space-between;
    margin-bottom: 4px;
}

.d79-briefing-label {
    color: var(--d79-assistant-muted);
}

.d79-briefing-value {
    color: #FFFFFF;
    font-weight: 600;
    text-align: right;
}

/* Indicador de Digitação (Typing Dots) */
.d79-typing {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 10px 14px;
    background: var(--d79-assistant-card);
    border-radius: 10px;
    border-left: 3px solid var(--d79-assistant-yellow);
    width: fit-content;
}

.d79-typing-dot {
    width: 6px;
    height: 6px;
    background: var(--d79-assistant-muted);
    border-radius: 50%;
    animation: d79Bounce 1.4s infinite ease-in-out both;
}

.d79-typing-dot:nth-child(1) { animation-delay: -0.32s; }
.d79-typing-dot:nth-child(2) { animation-delay: -0.16s; }

@keyframes d79Bounce {
    0%, 80%, 100% { transform: scale(0); }
    40% { transform: scale(1); background: var(--d79-assistant-yellow); }
}

/* Rodapé / Input de Chat */
.d79-assistant-footer {
    background: var(--d79-assistant-header);
    border-top: 1px solid var(--d79-assistant-border);
    padding: 10px 12px;
}

.d79-input-wrapper {
    display: flex;
    align-items: center;
    gap: 8px;
    background: #111111;
    border: 1px solid var(--d79-assistant-border);
    border-radius: 8px;
    padding: 4px 6px 4px 12px;
    transition: border-color 0.2s;
}

.d79-input-wrapper:focus-within {
    border-color: var(--d79-assistant-yellow);
}

.d79-input-field {
    flex: 1;
    background: transparent;
    border: none;
    color: var(--d79-assistant-text);
    font-family: var(--d79-assistant-font-body);
    font-size: 0.86rem;
    outline: none;
}

.d79-input-field::placeholder {
    color: #666666;
}

.d79-send-btn {
    background: var(--d79-assistant-yellow);
    border: none;
    color: #111111;
    width: 32px;
    height: 32px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: transform 0.15s, background 0.15s;
}

.d79-send-btn:hover {
    background: #FFFFFF;
    transform: scale(1.05);
}

.d79-send-btn svg {
    width: 14px;
    height: 14px;
    fill: currentColor;
}

/* Responsividade Mobile */
@media (max-width: 640px) {
    .d79-assistant-trigger {
        bottom: 16px;
        right: 16px;
        padding: 8px 14px;
        font-size: 0.85rem;
    }

    .d79-assistant-modal {
        bottom: 74px;
        right: 12px;
        left: 12px;
        width: auto;
        height: 520px;
    }
}