:root {
    --bg-dark-deep: #1a1a1a;
    --bg-dark-surface: #2c2c2c;
    --bg-dark-surface-hover: #383838;
    --border-color: #444;
    --text-primary: #f0f0f0;
    --text-secondary: #b0b0b0;
    --accent-pink: #ff4081;
    --accent-pink-hover: #f50057;
    --status-pending: #ffc107;
    --status-fulfilled: #4caf50;
    --status-rejected: #f44336;
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --transition-speed: 0.3s;
    --border-radius: 12px;
}

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

body {
    font-family: var(--font-family);
    background-color: var(--bg-dark-deep);
    color: var(--text-primary);
    margin: 0;
    height: 100vh;
    overflow: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* --- Layout --- */
.main-container {
    display: flex;
    height: 100%;
}

.sidebar {
    width: 380px;
    background-color: var(--bg-dark-surface);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    height: 100%;
    transition: width var(--transition-speed) ease;
}

.content {
    flex: 1;
    padding: 3rem;
    overflow-y: auto;
    transition: all var(--transition-speed) ease;
}

/* --- Sidebar --- */
.sidebar-header {
    padding: 2rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.sidebar-header h2 {
    margin: 0;
    font-weight: 700;
    font-size: 1.5rem;
}

.request-list {
    flex: 1;
    overflow-y: auto;
    padding: 0.5rem 0;
}
.request-list-item {
    padding: 1.2rem 2rem;
    border-bottom: 1px solid var(--border-color);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background-color var(--transition-speed) ease;
    position: relative;
}
.request-list-item:before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 4px;
    background-color: var(--accent-pink);
    transform: scaleY(0);
    transition: transform var(--transition-speed) ease;
}
.request-list-item:hover {
    background-color: var(--bg-dark-surface-hover);
}
.request-list-item.selected {
    background-color: var(--bg-dark-surface-hover);
}
.request-list-item.selected:before {
    transform: scaleY(1);
}
.request-list-item.selected .item-request-text {
    color: var(--text-primary);
}
.item-model-name {
    font-weight: 600;
    margin-bottom: 0.3rem;
    font-size: 1.1rem;
}
.item-request-text {
    color: var(--text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 170px;
    font-size: 0.9rem;
    transition: color var(--transition-speed) ease;
}

.request-list-item-meta {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 8px;
}

.item-timestamp {
    color: var(--text-secondary);
    font-size: 0.8rem;
}

.sidebar-footer {
    padding: 1.5rem;
    border-top: 1px solid var(--border-color);
}

/* --- General Controls & Forms --- */
button, .btn {
    border: none;
    border-radius: var(--border-radius);
    padding: 0.85rem 1.75rem;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all var(--transition-speed) ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
button:active, .btn:active {
    transform: scale(0.97);
}
#new-request-btn {
    background: linear-gradient(45deg, var(--accent-pink), #ff79b0);
    color: white;
    box-shadow: 0 4px 15px rgba(255, 64, 129, 0.2);
}
#new-request-btn:hover {
    box-shadow: 0 6px 20px rgba(255, 64, 129, 0.3);
    transform: translateY(-2px);
}

.sidebar-footer button {
    width: 100%;
    background-color: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
}
.sidebar-footer button:hover {
    background-color: var(--bg-dark-surface-hover);
    color: var(--text-primary);
    border-color: var(--text-secondary);
}

.form-group {
    margin-bottom: 2rem;
}
label {
    display: block;
    margin-bottom: 0.75rem;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.9rem;
}
input[type="text"], input[type="password"], select, textarea {
    width: 100%;
    padding: 1rem 1.2rem;
    border: 1px solid var(--border-color);
    background-color: var(--bg-dark-deep);
    border-radius: var(--border-radius);
    box-sizing: border-box;
    color: var(--text-primary);
    font-size: 1rem;
    transition: all var(--transition-speed) ease;
}
input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--accent-pink);
    box-shadow: 0 0 0 4px rgba(255, 64, 129, 0.25), 0 0 15px rgba(255, 64, 129, 0.2);
    background-color: var(--bg-dark-surface);
}
textarea {
    min-height: 150px;
    resize: vertical;
}
hr {
    border: none;
    height: 2px;
    background: linear-gradient(to right, transparent, var(--accent-pink), transparent);
    margin: 3rem 0;
}
button[type="submit"] {
    background: linear-gradient(45deg, var(--accent-pink), #ff79b0);
    color: #fff;
    box-shadow: 0 4px 15px rgba(255, 64, 129, 0.2);
}
button[type="submit"]:hover {
    box-shadow: 0 6px 20px rgba(255, 64, 129, 0.3);
    transform: translateY(-2px);
}

/* --- Status Badge --- */
.status-badge {
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    color: #1a1a1a;
    min-width: 90px;
    text-align: center;
    text-transform: uppercase;
}
.status-PENDING { background-color: var(--status-pending); }
.status-FULFILLED { background-color: var(--status-fulfilled); color: white; }
.status-REJECTED { background-color: var(--status-rejected); color: white; }

/* --- Content & Details View --- */
.details-container h1, #content-display > h1, .content-centered h1 {
    font-weight: 700;
    font-size: 2.5rem;
    border-bottom: 2px solid var(--accent-pink);
    padding-bottom: 0.5rem;
    margin-bottom: 2.5rem;
    display: inline-block;
}
.content-centered h2 {
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--border-color);
}

.details-container blockquote, .content-centered blockquote {
    background: var(--bg-dark-surface);
    border-left: 6px solid var(--accent-pink);
    margin: 2em 0;
    padding: 1.5em 2em;
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
    font-size: 1.1rem;
    line-height: 1.6;
}
.details-content p {
    font-size: 1.1rem;
    line-height: 1.7;
}
.details-content strong {
    color: var(--text-secondary);
    font-weight: 500;
    margin-right: 0.5rem;
}

.response-section .media-download {
    display: inline-block;
    margin: 0.75rem 0.75rem 0.75rem 0;
    text-decoration: none;
    font-weight: 600;
    color: white;
    background-color: var(--accent-pink);
    padding: 0.8rem 1.6rem;
    border-radius: var(--border-radius);
    transition: all var(--transition-speed) ease;
}
.response-section .media-download:hover {
    background-color: var(--accent-pink-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(0,0,0,0.3);
}

/* --- Model Response Page specific --- */
.form-actions {
    margin-top: 2.5rem;
    display: flex;
    gap: 1.5rem;
}
.btn-approve, .btn-reject {
    flex: 1; /* Make buttons share the width of the container */
}
.btn-approve { background-color: var(--status-fulfilled); color: white; }
.btn-approve:hover { background-color: #3e8e41; transform: translateY(-2px); }
.btn-reject { background-color: var(--status-rejected); color: white; }
.btn-reject:hover { background-color: #c9302c; transform: translateY(-2px); }

#audio-recorder button {
    background-color: var(--bg-dark-surface);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}
#audio-recorder button:hover {
    background-color: var(--bg-dark-surface-hover);
}
#audio-recorder button:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    transform: none;
}
#audio-playback {
    display: none;
    width: 100%;
    margin-top: 1.5rem;
}

.audio-recorder-ui {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 1.5rem;
    background-color: var(--bg-dark-deep);
    border-radius: var(--border-radius);
    transition: all var(--transition-speed) ease;
    height: 56px;
}
.recording-indicator {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 1rem;
}
#timer {
    font-variant-numeric: tabular-nums;
    font-weight: 500;
    font-size: 1.1rem;
    min-width: 50px; /* Allocate space for timer */
}
#waveform {
    border-radius: 4px;
}

.btn-record, .btn-stop {
    min-width: 240px;
    display: inline-flex;
    justify-content: center;
    align-items: center;
}

.btn-record {
    background-color: var(--accent-pink);
    color: white;
    border-color: var(--accent-pink);
}
.btn-record:disabled {
     background-color: var(--accent-pink) !important; /* Keep color when disabled */
     opacity: 0.7 !important;
}
.btn-record.recording {
    animation: pulse-pink 1.5s infinite;
}
@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(244, 67, 54, 0.7); }
    70% { box-shadow: 0 0 0 10px rgba(244, 67, 54, 0); }
    100% { box-shadow: 0 0 0 0 rgba(244, 67, 54, 0); }
}
@keyframes pulse-pink {
    0% { box-shadow: 0 0 0 0 rgba(255, 64, 129, 0.7); }
    70% { box-shadow: 0 0 0 10px rgba(255, 64, 129, 0); }
    100% { box-shadow: 0 0 0 0 rgba(255, 64, 129, 0); }
}

.btn-stop {
    background-color: var(--bg-dark-surface);
}

#audio-preview {
    display: flex;
    align-items: center;
    gap: 1rem;
    width: 100%;
}
#audio-playback {
    flex: 1;
    display: block; /* Override default */
    margin-top: 0;
}
#delete-audio-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-size: 2rem;
    padding: 0.5rem;
    line-height: 1;
    cursor: pointer;
}
#delete-audio-btn:hover {
    color: var(--text-primary);
}


/* --- Custom File Input --- */
.form-group .file-upload-wrapper {
    position: relative;
    display: inline-block;
    width: 100%;
}
.file-upload-label {
    display: inline-block;
    padding: 1rem 1.2rem;
    border: 1px solid var(--border-color);
    background-color: var(--bg-dark-deep);
    border-radius: var(--border-radius);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-speed) ease;
    text-align: center;
    width: 100%;
    box-sizing: border-box;
}
.file-upload-label:hover {
    background-color: var(--bg-dark-surface);
    color: var(--text-primary);
}
input[type="file"] {
    display: none; /* Hide the default ugly input */
}
#file-name {
    margin-top: 0.75rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* --- Media Preview --- */
/* This container holds the two preview sections */
#media-preview-container {
    margin-top: 1.5rem;
}

/* Grid for image and video previews */
#image-video-previews {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: 10px;
    margin-bottom: 15px;
}

/* A single square preview item for an image or video */
.media-preview-item-visual {
    position: relative;
    width: 100px;
    height: 100px;
    border-radius: 8px;
    overflow: hidden;
    background-color: var(--bg-dark-surface);
    flex-shrink: 0;
}

.media-preview-item-visual img,
.media-preview-item-visual video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Container for the list of audio previews */
#audio-previews {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

/* A single row item for an audio preview */
.media-preview-item-audio {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 5px 0;
    border: none;
    border-radius: 0;
    background-color: transparent;
}

.media-preview-item-audio audio {
    flex-grow: 1;
    min-width: 0;
}

.media-preview-item-audio .file-info {
    flex-shrink: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 150px;
    color: var(--text-secondary);
}

/* Common styles for all delete buttons */
.delete-media-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    padding: 0;
    line-height: 1;
    cursor: pointer;
    flex-shrink: 0;
    transition: all 0.2s ease;
}
.delete-media-btn:hover {
    transform: scale(1.1);
}

/* Delete button on top of visual media */
.media-preview-item-visual .delete-media-btn {
    position: absolute;
    top: 5px;
    right: 5px;
    width: 20px;
    height: 20px;
    background-color: rgba(0, 0, 0, 0.6);
    color: white;
    border: none;
    z-index: 10;
}
.media-preview-item-visual .delete-media-btn:hover {
    background-color: var(--accent-pink);
}

/* Specifics for the audio delete button */
.media-preview-item-audio .delete-media-btn {
    width: 24px;
    height: 24px;
    border: 1px solid var(--border-color);
    background-color: transparent;
    color: var(--text-secondary);
    box-sizing: border-box;
}
.media-preview-item-audio .delete-media-btn:hover {
    background-color: var(--accent-pink);
    border-color: var(--accent-pink);
    color: white;
}

.hidden {
    display: none !important;
}


/* --- Modal --- */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0,0,0,0.7);
    backdrop-filter: blur(8px);
    animation: fadeIn 0.5s;
}
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

.modal-content {
    background-color: var(--bg-dark-surface);
    margin: 15% auto;
    padding: 30px;
    border: 1px solid var(--border-color);
    width: 90%;
    max-width: 550px;
    text-align: center;
    border-radius: 16px;
    position: relative;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
    animation: slideIn 0.5s;
}
@keyframes slideIn { from { transform: translateY(-50px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }

.close-button {
    color: var(--text-secondary);
    position: absolute;
    top: 15px;
    right: 25px;
    font-size: 32px;
    font-weight: bold;
    transition: color 0.2s ease, transform 0.2s ease;
}
.close-button:hover,
.close-button:focus {
    color: var(--text-primary);
    text-decoration: none;
    cursor: pointer;
    transform: rotate(90deg);
}
#notification-message {
    font-size: 1.2rem;
    line-height: 1.6;
}

/* --- Scrollbar --- */
::-webkit-scrollbar {
    width: 10px;
}
::-webkit-scrollbar-track {
    background: var(--bg-dark-deep);
}
::-webkit-scrollbar-thumb {
    background: #555;
    border-radius: 10px;
}
::-webkit-scrollbar-thumb:hover {
    background: #666;
}

/* --- Login Page --- */
body.login-page {
    font-family: var(--font-family);
    background-color: var(--bg-dark-deep);
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
}
.login-page .login-container {
    background-color: var(--bg-dark-surface);
    padding: 3rem;
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    width: 100%;
    max-width: 450px;
}
.login-page h1 {
    text-align: center;
    color: var(--text-primary);
    font-size: 1.75rem;
    margin-bottom: 2.5rem;
    border-bottom: none; /* Override general h1 style */
}
.login-page .form-group {
    margin-bottom: 1.5rem;
}
.login-page label {
    /* Uses general label styles */
}
.login-page input[type="text"], 
.login-page input[type="password"] {
    /* Uses general input styles */
}
.login-page button {
    width: 100%;
    margin-top: 1rem;
    /* Uses general button[type="submit"] styles */
}
.login-page .error-message {
    background-color: rgba(244, 67, 54, 0.2);
    color: #fcc2c0;
    border: 1px solid var(--status-rejected);
    padding: 1rem;
    border-radius: var(--border-radius);
    margin-bottom: 1.5rem;
    text-align: center;
}


/* --- Thank You Page --- */
body.thankyou-page {
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    height: 100vh;
    overflow: auto;
    background-color: var(--bg-dark-deep);
}
.thankyou-page .container {
    transform: translateY(-50px);
    animation: thankyou-fade-in 1s forwards;
    opacity: 0;
}
@keyframes thankyou-fade-in {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}
.thankyou-page h1 {
    font-size: 3rem;
    color: var(--accent-pink);
    margin-bottom: 1rem;
    border-bottom: none; /* Override default */
}
.thankyou-page p {
    font-size: 1.2rem;
    color: var(--text-secondary);
}
.thankyou-page .icon {
    font-size: 5rem;
    color: var(--accent-pink);
    margin-bottom: 2rem;
    animation: thankyou-pop-in 0.5s cubic-bezier(0.68, -0.55, 0.27, 1.55) forwards;
}
@keyframes thankyou-pop-in {
    0% { transform: scale(0); }
    100% { transform: scale(1); }
}


/* --- Model Response Page additions --- */
.response-container {
    overflow-y: auto;
    height: 100vh;
}
.content-centered {
    width: 100%;
    max-width: 800px;
    margin: auto;
}
#waveform {
    background-color: var(--bg-dark-deep);
    border: 1px solid var(--border-color);
}
#waveform path {
    stroke: var(--accent-pink);
    stroke-width: 2;
}
/* --- Response Media Previews --- */
.response-media-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.response-media-item {
    background-color: var(--bg-dark-surface);
    border-radius: var(--border-radius);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.response-media-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 16px rgba(0,0,0,0.3);
}

.media-preview-image, .media-preview-video {
    width: 100%;
    height: 180px;
    object-fit: cover;
}

.media-preview-audio {
    width: 100%;
    background-color: var(--bg-dark-surface);
}

.media-download-btn {
    display: block;
    text-align: center;
    padding: 0.75rem;
    background-color: var(--bg-dark-surface-hover);
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 600;
    transition: background-color var(--transition-speed) ease;
}
.media-download-btn:hover {
    background-color: var(--accent-pink);
    color: white;
}
/* --- Model Filter --- */
#model-filter-container {
    padding: .3rem 1rem;
    display: flex;
    gap: 0.75rem;
    overflow-x: auto;
    border-bottom: 1px solid var(--border-color);
    /* Hide scrollbar */
    -ms-overflow-style: none;  /* IE and Edge */
    scrollbar-width: none;  /* Firefox */
}
#model-filter-container::-webkit-scrollbar {
    display: none; /* Chrome, Safari, and Opera */
}

.model-filter-btn {
    padding: 0.5rem 1.25rem;
    font-size: 0.9rem;
    font-weight: 500;
    border-radius: 20px;
    background-color: var(--bg-dark-surface-hover);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    cursor: pointer;
    white-space: nowrap;
    transition: all var(--transition-speed) ease;
}
.model-filter-btn:hover {
    background-color: #4e4e4e;
    color: var(--text-primary);
    border-color: var(--text-secondary);
}
.model-filter-btn.active {
    background: linear-gradient(45deg, var(--accent-pink), #ff79b0);
    color: white;
    border-color: transparent;
    box-shadow: 0 2px 10px rgba(255, 64, 129, 0.2);
}