/* coach/assets/css/gac-frontend.css */
/* v4.2.0 - Final Polished Dark Theme */

:root {
    --gac-font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --gac-bg-page: #111827;
    --gac-bg-container: #1f2937;
    --gac-text-primary: #f9fafb;
    --gac-text-secondary: #9ca3af;
    --gac-primary-blue: #3b82f6;
    --gac-border-color: #374151;
    --gac-ai-bubble-bg: #374151;
    --gac-user-bubble-bg: var(--gac-primary-blue);
}

body { background-color: var(--gac-bg-page); }

#gac-plugin-container {
    font-family: var(--gac-font-family);
    background-color: var(--gac-bg-container);
    color: var(--gac-text-primary);
    padding: 2rem;
    border-radius: 0.75rem;
    max-width: 768px;
    margin: 2rem auto;
    border: 1px solid var(--gac-border-color);
}

.gac-form-group { margin-bottom: 1.5rem; }

.gac-select, .gac-textarea {
    padding: 0.75rem;
    height: auto;
    font-size: 1rem;
    color: var(--gac-text-primary);
    background-color: #2b3748;
    border: 1px solid var(--gac-border-color);
    border-radius: 0.375rem;
    width: 100%;
    box-sizing: border-box;
    -webkit-appearance: none;
    appearance: none;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%239ca3af' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M2 5l6 6 6-6'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    background-size: 16px 12px;
}

.gac-label { font-weight: 500; margin-bottom: 0.5rem; color: var(--gac-text-secondary); }

.gac-button { font-weight: 500; border: none; padding: 0.6rem 1.2rem; font-size: 1rem; border-radius: 0.375rem; cursor: pointer; }
#gac-record-button, #gac-start-custom-button { color: #fff; background-color: var(--gac-primary-blue); }
#gac-stop-button, #gac-end-conversation-button { color: var(--gac-text-primary); background-color: #4b5563; }
.gac-button:disabled { opacity: 0.5; cursor: not-allowed; }

#gac-conversation-log { display: flex; flex-direction: column; gap: 0.75rem; margin-top: 1rem; padding-top: 1rem; border-top: 1px solid var(--gac-border-color); }
.gac-message { padding: 0.75rem 1.25rem; border-radius: 1.25rem; max-width: 80%; line-height: 1.5; }
.gac-message .gac-sender-name { display: block; font-weight: bold; font-size: 0.875em; margin-bottom: 0.25rem; }
.gac-message.assistant { background-color: var(--gac-ai-bubble-bg); color: var(--gac-text-primary); align-self: flex-start; border-bottom-left-radius: 0.375rem; }
.gac-message.user { background-color: var(--gac-user-bubble-bg); color: #fff; align-self: flex-end; border-bottom-right-radius: 0.375rem; }

#gac-feedback-area, #gac-grammar-summary-area { margin-top: 2rem; padding-top: 1.5rem; border-top: 1px dashed var(--gac-border-color); }
#gac-gemini-feedback-text { background-color: rgba(17, 24, 39, 0.5); padding: 1rem; border-radius: 0.375rem; color: var(--gac-text-primary); white-space: pre-wrap; font-family: monospace; }
#gac-word-audio-list { list-style: none; padding: 0; margin-top: 1rem; }
.gac-button-play-word { background-color: var(--gac-primary-blue); color: white; border: none; padding: 0.5rem 1rem; border-radius: 0.375rem; cursor: pointer; display: inline-flex; align-items: center; gap: 0.5rem; margin-bottom: 0.5rem; }
.gac-button-play-word svg { width: 1em; height: 1em; }

#gac-grammar-summary-content table { width: 100%; border-collapse: collapse; margin: 1em 0; }
#gac-grammar-summary-content th, #gac-grammar-summary-content td { border: 1px solid var(--gac-border-color); padding: 0.5em; }
#gac-grammar-summary-content th { background-color: var(--gac-ai-bubble-bg); }