/* static/css/style.css */

:root {
    --font-family-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
    --background-color: #f8f9fa; /* Very light grey */
    --card-background-color: #ffffff;
    --text-color: #343a40; /* Dark grey */
    --subtle-text-color: #6c757d; /* Lighter grey */
    --border-color: #dee2e6; /* Light border */
    --primary-color: #4a90e2; /* Example accent blue */
    --primary-color-hover: #357abd;
    --secondary-color: #e9ecef; /* Light grey for secondary buttons */
    --secondary-color-hover: #ced4da;
    --error-color: #dc3545; /* Red for errors */
    --border-radius: 8px;
    --box-shadow: 0 1px 3px rgba(0,0,0,0.05), 0 1px 2px rgba(0,0,0,0.03);
    --container-max-width: 800px;
}

body {
    font-family: var(--font-family-sans);
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
    margin: 0;
    padding: 20px;
}

.container {
    max-width: var(--container-max-width);
    margin: 20px auto;
    padding: 0 15px;
}

header {
    text-align: center;
    margin-bottom: 40px;
}

h1 {
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.subtitle {
    color: var(--subtle-text-color);
    font-size: 1.1rem;
}

main {
    display: flex;
    flex-direction: column;
    gap: 30px; /* Space between sections */
}

.card {
    background-color: var(--card-background-color);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    padding: 25px;
}

h2, h3, h4 {
    margin-top: 0;
    margin-bottom: 1rem;
    font-weight: 500;
}

/* --- Upload Section --- */
#upload-form {
    display: flex;
    flex-wrap: wrap; /* Allow wrapping on small screens */
    align-items: center;
    gap: 15px;
}

.file-label {
    display: inline-flex; /* Use flex for icon alignment */
    align-items: center;
    padding: 10px 15px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    cursor: pointer;
    background-color: var(--card-background-color);
    transition: background-color 0.2s ease;
}

.file-label:hover {
    background-color: #f1f3f5; /* Slightly darker on hover */
}

#photo-input {
    /* Hide the default file input */
    width: 0.1px;
	height: 0.1px;
	opacity: 0;
	overflow: hidden;
	position: absolute;
	z-index: -1;
}

#file-name-display {
    color: var(--subtle-text-color);
    font-size: 0.9rem;
    flex-grow: 1; /* Take up remaining space */
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.icon {
    width: 1.2em; /* Adjust icon size */
    height: 1.2em;
    margin-right: 8px;
    vertical-align: middle; /* Align icon better with text */
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 20px;
    border: none;
    border-radius: var(--border-radius);
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.2s ease, box-shadow 0.2s ease;
    text-decoration: none; /* Remove underline if used as link */
    white-space: nowrap; /* Prevent wrapping */
}

.button .icon {
    margin-right: 6px;
}
.button span { /* Ensure span inside button aligns well */
    line-height: 1;
}

.primary-button {
    background-color: var(--primary-color);
    color: white;
}

.primary-button:hover {
    background-color: var(--primary-color-hover);
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.secondary-button {
    background-color: var(--secondary-color);
    color: var(--text-color);
    border: 1px solid var(--border-color);
}
.secondary-button:hover {
    background-color: var(--secondary-color-hover);
}

.error-text {
    color: var(--error-color);
    font-size: 0.9rem;
    margin-top: 10px;
}

/* --- Results Section --- */
#result-image {
    display: block;
    max-width: 100%;
    height: auto;
    margin-top: 15px;
    margin-bottom: 20px;
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
}

.button-group {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.button-group .button { /* Style buttons within the group */
    background-color: var(--secondary-color);
    color: var(--text-color);
    border: 1px solid var(--border-color);
}
.button-group .button:hover {
     background-color: var(--secondary-color-hover);
}


/* --- Bird Info Section --- */
.bird-info-header {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 20px;
}

#bird-example-image {
    width: 100px;
    height: 100px;
    object-fit: cover; /* Cover the area, might crop */
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    flex-shrink: 0; /* Prevent image from shrinking */
}

#bird-info-area h3 {
    margin-bottom: 0; /* Remove bottom margin if next to image */
}

.bird-info-details p {
    margin-bottom: 0.8rem;
}
.bird-info-details strong {
    color: var(--text-color); /* Ensure strong text is dark */
}

.audio-player {
    margin-top: 15px;
}
#bird-audio {
    width: 100%; /* Make audio player responsive */
    margin-top: 5px;
}

#chat-button { /* Style the chat button specifically */
    margin-top: 20px;
}

/* --- Chat Interface --- */
#chat-history {
    height: 250px;
    overflow-y: auto;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 15px;
    margin-bottom: 15px;
    background-color: #f8f9fa; /* Slightly different background */
}
#chat-history p {
    margin-bottom: 10px;
    word-wrap: break-word; /* Break long words */
}
#chat-history p strong { /* Style sender name */
    color: var(--primary-color); /* Use accent color for sender */
    margin-right: 5px;
}
#chat-history p:last-child {
    margin-bottom: 0;
}

.chat-input-area {
    display: flex;
    gap: 10px;
}

#chat-input {
    flex-grow: 1;
    padding: 10px 15px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 1rem;
}
#chat-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(74, 144, 226, 0.2); /* Subtle focus ring */
}

#send-chat-button .icon {
    margin-right: 0; /* No text, so no margin needed */
}
#send-chat-button span { /* Hide text on send button if only icon is desired */
   display: none;
}

/* --- Loading Indicators --- */
.loading {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--subtle-text-color);
    margin-top: 15px;
    font-size: 0.9rem;
}

.spinner {
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-color);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}
.small-spinner {
    width: 16px;
    height: 16px;
    border-width: 2px;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}