/* ===== Tuercas Chatbot Widget ===== */

/* --- Reset dentro del widget --- */
#tuercas-widget,
#tuercas-widget *,
#tuercas-widget *::before,
#tuercas-widget *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

/* --- Variables de paleta --- */
:root {
    --tuercas-primary: #E40613;
    --tuercas-secondary: #121212;
    --tuercas-text: #1A1A1A;
    --tuercas-accent: #FF4D57;
    --tuercas-hover: #B00510;
    --tuercas-text-secondary: #555555;
    --tuercas-text-muted: #8A8A8A;
    --tuercas-border: #E5E5E5;
    --tuercas-bg: #FFFFFF;
}

/* --- Contenedor general --- */
#tuercas-widget {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 999999;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

/* --- Botón flotante --- */
#tuercas-toggle {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background-color: var(--tuercas-primary);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
    transition: background-color 0.2s ease, transform 0.2s ease;
    position: relative;
    z-index: 2;
}

#tuercas-toggle:hover {
    background-color: var(--tuercas-hover);
    transform: scale(1.05);
}

#tuercas-toggle:active {
    transform: scale(0.97);
}

/* --- Ventana del chat --- */
#tuercas-chat {
    position: absolute;
    bottom: 76px;
    right: 0;
    width: 380px;
    max-height: 560px;
    background: var(--tuercas-bg);
    border-radius: 16px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transition: opacity 0.25s ease, transform 0.25s ease;
    transform-origin: bottom right;
}

#tuercas-chat.tuercas-hidden {
    opacity: 0;
    transform: scale(0.9) translateY(10px);
    pointer-events: none;
}

#tuercas-chat.tuercas-visible {
    opacity: 1;
    transform: scale(1) translateY(0);
    pointer-events: auto;
}

/* --- Header --- */
#tuercas-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    background: var(--tuercas-bg);
    border-bottom: 1px solid var(--tuercas-border);
}

#tuercas-header-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--tuercas-text);
}

#tuercas-minimize {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--tuercas-text-muted);
    padding: 4px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.15s ease;
}

#tuercas-minimize:hover {
    background-color: #f0f0f0;
}

/* --- Body --- */
#tuercas-body {
    flex: 1;
    padding: 32px 24px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* --- Welcome --- */
#tuercas-welcome {
    text-align: center;
    max-width: 300px;
}

#tuercas-avatar {
    width: 56px;
    height: 56px;
    margin: 0 auto 20px;
    background: #fde8e9;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

#tuercas-welcome h2 {
    font-size: 20px;
    font-weight: 700;
    color: var(--tuercas-text);
    margin-bottom: 10px;
    line-height: 1.3;
}

#tuercas-welcome p {
    font-size: 14px;
    color: var(--tuercas-text-secondary);
    line-height: 1.5;
}

/* --- Footer / Input --- */
#tuercas-footer {
    display: flex;
    align-items: center;
    padding: 12px 16px;
    border-top: 1px solid var(--tuercas-border);
    background: var(--tuercas-bg);
    gap: 8px;
}

#tuercas-input {
    flex: 1;
    border: 1px solid var(--tuercas-border);
    border-radius: 24px;
    padding: 10px 16px;
    font-size: 14px;
    color: var(--tuercas-text);
    outline: none;
    transition: border-color 0.2s ease;
    background: var(--tuercas-bg);
}

#tuercas-input::placeholder {
    color: var(--tuercas-text-muted);
}

#tuercas-input:focus {
    border-color: var(--tuercas-primary);
}

#tuercas-send {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1px solid var(--tuercas-border);
    background: var(--tuercas-bg);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--tuercas-text-muted);
    transition: background-color 0.15s ease, color 0.15s ease;
    flex-shrink: 0;
}

#tuercas-send:hover {
    background-color: #f5f5f5;
}

/* --- Responsive --- */
@media (max-width: 480px) {
    #tuercas-widget {
        bottom: 16px;
        right: 16px;
    }

    #tuercas-chat {
        width: calc(100vw - 32px);
        max-height: calc(100vh - 120px);
        right: 0;
        bottom: 76px;
    }
}