/* Reset and Container */
#erva-widget-container {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif !important;
    z-index: 999999 !important;
    position: fixed !important;
    bottom: 20px !important;
    right: 20px !important;
}

/* ANTI-INJECTION NUKE */
#erva-widget-container span:not(.erva-safe-text),
#erva-widget-container .erva-panel-header > *:not(.erva-header-title):not(#erva-close-btn),
#erva-widget-container .erva-btn-inner > *:not(svg):not(.erva-safe-text) {
    display: none !important;
    opacity: 0 !important;
    width: 0 !important;
    height: 0 !important;
    position: absolute !important;
    pointer-events: none !important;
}

#erva-widget-container * {
    box-sizing: border-box !important;
    letter-spacing: normal !important;
    line-height: normal !important;
    background-image: none !important;
}

#erva-widget-container *::before,
#erva-widget-container *::after {
    content: none !important;
    display: none !important;
}

#erva-widget-container svg {
    pointer-events: none !important;
}

/* HIGH SPECIFICITY HIDDEN CLASS */
#erva-widget-container #erva-chat-panel.erva-hidden,
#erva-widget-container #erva-fab.erva-hidden,
#erva-widget-container .erva-hidden {
    display: none !important;
}

.erva-btn-safe {
    cursor: pointer !important;
    user-select: none !important;
    -webkit-tap-highlight-color: transparent !important;
    position: relative !important;
    z-index: 100 !important;
    pointer-events: auto !important;
}

/* Floating Action Button */
#erva-fab {
    width: 60px !important;
    height: 60px !important;
    border-radius: 50% !important;
    background-color: #2563eb !important;
    color: white !important;
    border: none !important;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15) !important;
    display: flex !important; /* JS will override this to hide it */
    align-items: center !important;
    justify-content: center !important;
    transition: transform 0.2s ease, background-color 0.2s ease !important;
}

#erva-fab:hover {
    background-color: #1d4ed8 !important;
    transform: scale(1.05) !important;
}

#erva-fab svg {
    width: 28px !important;
    height: 28px !important;
}

.erva-pulse-anim {
    animation: erva-pulse 2s infinite !important;
}

@keyframes erva-pulse {
    0% { box-shadow: 0 0 0 0 rgba(37, 99, 235, 0.4); }
    70% { box-shadow: 0 0 0 15px rgba(37, 99, 235, 0); }
    100% { box-shadow: 0 0 0 0 rgba(37, 99, 235, 0); }
}

/* Chat Panel */
#erva-chat-panel {
    width: 350px !important;
    max-width: calc(100vw - 40px) !important;
    height: 500px !important;
    max-height: calc(100vh - 40px) !important;
    background: white !important;
    border-radius: 12px !important;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12) !important;
    display: flex !important; /* JS will override this to hide it */
    flex-direction: column !important;
    overflow: hidden !important;
    animation: erva-slide-up 0.3s ease-out !important;
    border: none !important;
    margin: 0 !important;
}

@keyframes erva-slide-up {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Header */
#erva-widget-container .erva-panel-header {
    background-color: #2563eb !important;
    color: white !important;
    padding: 16px !important;
    display: flex !important;
    justify-content: space-between !important;
    align-items: center !important;
    font-weight: 600 !important;
    border: none !important;
    margin: 0 !important;
    position: relative !important;
}

#erva-widget-container .erva-header-title {
    display: flex !important;
    align-items: center !important;
    gap: 8px !important;
    font-size: 16px !important;
    color: white !important;
    margin: 0 !important;
}

#erva-widget-container #erva-close-btn {
    background: none !important;
    border: none !important;
    color: white !important;
    padding: 12px !important;
    margin: -8px !important;
    opacity: 0.8 !important;
    transition: opacity 0.2s !important;
    box-shadow: none !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    min-width: 44px !important;
    min-height: 44px !important;
}

#erva-widget-container #erva-close-btn:hover {
    opacity: 1 !important;
}

/* Chat History */
#erva-widget-container #erva-chat-history {
    flex: 1 !important;
    padding: 16px !important;
    overflow-y: auto !important;
    display: flex !important;
    flex-direction: column !important;
    gap: 12px !important;
    background-color: #f8fafc !important;
    margin: 0 !important;
    border: none !important;
}

#erva-widget-container .erva-message {
    padding: 10px 14px !important;
    border-radius: 12px !important;
    font-size: 14px !important;
    line-height: 1.5 !important;
    max-width: 85% !important;
    word-wrap: break-word !important;
    margin: 0 !important;
}

#erva-widget-container .erva-agent {
    background-color: white !important;
    color: #1e293b !important;
    align-self: flex-start !important;
    border-bottom-left-radius: 4px !important;
    box-shadow: 0 1px 2px rgba(0,0,0,0.05) !important;
    border: 1px solid #e2e8f0 !important;
}

#erva-widget-container .erva-user {
    background-color: #2563eb !important;
    color: white !important;
    align-self: flex-end !important;
    border-bottom-right-radius: 4px !important;
}

#erva-widget-container .erva-system {
    background-color: #fee2e2 !important;
    color: #991b1b !important;
    align-self: center !important;
    text-align: center !important;
    font-size: 12px !important;
    border-radius: 6px !important;
    width: 100% !important;
    max-width: 100% !important;
}

/* Status Indicator */
#erva-widget-container #erva-status-indicator {
    padding: 8px 16px !important;
    font-size: 12px !important;
    color: #64748b !important;
    background-color: #f8fafc !important;
    font-style: italic !important;
    text-align: center !important;
    margin: 0 !important;
}

/* Footer / Record Button */
#erva-widget-container .erva-panel-footer {
    padding: 16px !important;
    background-color: white !important;
    border-top: 1px solid #e2e8f0 !important;
    margin: 0 !important;
}

#erva-widget-container #erva-record-btn {
    width: 100% !important;
    padding: 12px !important;
    border-radius: 8px !important;
    border: 1px solid #cbd5e1 !important;
    background: white !important;
    color: #334155 !important;
    font-size: 15px !important;
    font-weight: 600 !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    transition: all 0.2s !important;
    box-shadow: none !important;
    text-shadow: none !important;
    outline: none !important;
    margin: 0 !important;
}

#erva-widget-container .erva-btn-inner {
    display: flex !important;
    align-items: center !important;
    gap: 8px !important;
}

#erva-widget-container #erva-record-btn:hover:not(.erva-disabled) {
    background-color: #f1f5f9 !important;
}

#erva-widget-container #erva-record-btn.erva-disabled {
    opacity: 0.6 !important;
    cursor: not-allowed !important;
}

#erva-widget-container #erva-record-btn.erva-recording {
    background-color: #ef4444 !important;
    color: white !important;
    border-color: #ef4444 !important;
    animation: erva-pulse-red 1.5s infinite !important;
}

@keyframes erva-pulse-red {
    0% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.4); }
    70% { box-shadow: 0 0 0 10px rgba(239, 68, 68, 0); }
    100% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0); }
}