:root {
    --bg-color: #f0f4f8; 
    --text-primary: #2d3748;
    --text-secondary: #4a5568;
    --google-blue: #1a73e8;
    --google-blue-hover: #1557b0;
    --glass-bg: rgba(255, 255, 255, 0.65);
    --glass-border: rgba(255, 255, 255, 0.8);
    --glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.07);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
    -webkit-tap-highlight-color: transparent; 
}

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    height: 100vh;
    overflow: hidden; 
    display: flex;
    justify-content: center;
}

#app-container {
    width: 100%;
    max-width: 600px; 
    height: 100%;
    display: flex;
    flex-direction: column;
    position: relative;
}

.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px); 
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
}

.glass-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 20px;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--glass-border);
    z-index: 10;
}

.glass-header h1 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--google-blue);
}

/* Ícones agora são azuis por padrão para distinguir do Gemini */
.icon-btn {
    background: transparent;
    border: none;
    color: var(--google-blue);
    cursor: pointer;
    padding: 6px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.3s ease, transform 0.2s ease;
}

.icon-btn:hover {
    background: rgba(26, 115, 232, 0.08);
}

#chat-display {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
    margin: 10px;
    border-radius: 16px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.mensagem-sistema p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    text-align: center;
    padding: 10px;
    background: rgba(255, 255, 255, 0.5);
    border-radius: 8px;
}

#orbital-menu {
    padding: 10px 15px 20px 15px;
    background: linear-gradient(to top, var(--bg-color) 70%, transparent);
    z-index: 10;
}

.orbital-center {
    display: flex;
    align-items: center;
    background: #ffffff;
    border-radius: 30px;
    padding: 6px 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    border: 1px solid rgba(26, 115, 232, 0.2); /* Borda levemente azulada */
    gap: 4px;
}

.mic-btn.gravando {
    color: #e53e3e;
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.1); }
    100% { transform: scale(1); }
}

#user-input {
    flex: 1;
    border: none;
    background: transparent;
    padding: 8px 5px;
    font-size: 0.95rem;
    color: var(--text-primary);
    outline: none;
    min-width: 50px;
}

#user-input::placeholder {
    color: #a0aec0;
}

.send-btn {
    background-color: var(--google-blue);
    color: white;
    border: none;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(26, 115, 232, 0.3);
    transition: transform 0.2s ease, background-color 0.2s ease;
    flex-shrink: 0;
    margin-left: 4px;
}

.send-btn:active {
    transform: scale(0.95);
    background-color: var(--google-blue-hover);
}

.modal {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.2);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 100;
}

.modal.hidden {
    display: none;
}

.modal-content {
    width: 90%;
    max-width: 360px;
    padding: 24px;
    border-radius: 20px;
    text-align: center;
}

.modal-content h2 {
    font-size: 1.2rem;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.modal-content p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

#api-key-input, #elevenlabs-key-input {
    width: 100%;
    padding: 12px;
    border: 1px solid #cbd5e0;
    border-radius: 8px;
    margin-bottom: 15px;
    font-size: 0.9rem;
    outline: none;
}

.primary-btn {
    background-color: var(--google-blue);
    color: white;
    border: none;
    padding: 12px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
}

.secondary-btn {
    background-color: transparent;
    color: var(--text-secondary);
    border: 1px solid #cbd5e0;
    padding: 12px;
    border-radius: 8px;
    cursor: pointer;
}