/* Stock Video ASMR Generator - Styles */

:root {
    --cream: #faf8f3;
    --warm-white: #fffef9;
    --dark: #1a1a1a;
    --dark-brown: #3d3027;
    --mid-brown: #6b5d52;
    --light-brown: #a89984;
    --accent-rust: #c65d3b;
    --accent-warm: #d4a574;
    --error-red: #c13a3a;
    --warning-amber: #d97706;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Georgia', 'Times New Roman', serif;
    background: var(--cream);
    color: var(--dark);
    min-height: 100vh;
    line-height: 1.7;
}

.container {
    max-width: 680px;
    margin: 0 auto;
    padding: 4rem 2rem 6rem;
}

/* Header */
header {
    margin-bottom: 4rem;
    border-bottom: 3px solid var(--dark);
    padding-bottom: 2rem;
}

header h1 {
    font-size: 2.5rem;
    font-weight: 400;
    color: var(--dark);
    margin-bottom: 0.5rem;
    letter-spacing: -0.01em;
    line-height: 1.1;
}

header p {
    color: var(--mid-brown);
    font-size: 1rem;
    font-style: italic;
    font-weight: 400;
}

.time-estimates {
    display: flex;
    gap: 2rem;
    margin-top: 1rem;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 0.85rem;
    color: var(--mid-brown);
}

.time-estimates span {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
}

.time-estimates strong {
    color: var(--dark-brown);
}

/* Form Section */
.input-section {
    background: var(--warm-white);
    padding: 2.5rem 2rem;
    margin-bottom: 3rem;
    border: 2px solid var(--dark);
    box-shadow: 8px 8px 0 var(--dark);
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--dark-brown);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 600;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

.form-row {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.form-row .form-group {
    flex: 1;
    min-width: 200px;
}

input[type="text"],
select {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid var(--dark);
    border-radius: 0;
    background: var(--cream);
    color: var(--dark);
    font-size: 1rem;
    font-family: Georgia, serif;
    transition: all 0.15s ease;
}

input[type="text"]:focus,
select:focus {
    outline: none;
    background: var(--warm-white);
    border-color: var(--accent-rust);
}

input[type="text"]::placeholder {
    color: var(--light-brown);
    font-style: italic;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    border: 2px solid var(--dark);
    border-radius: 0;
    font-size: 0.95rem;
    font-weight: 600;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    cursor: pointer;
    transition: all 0.15s ease;
    position: relative;
}

.btn-primary {
    background: var(--accent-rust);
    color: var(--warm-white);
    width: 100%;
    box-shadow: 4px 4px 0 var(--dark);
}

.btn-primary:hover {
    transform: translate(-2px, -2px);
    box-shadow: 6px 6px 0 var(--dark);
}

.btn-primary:active {
    transform: translate(0, 0);
    box-shadow: 2px 2px 0 var(--dark);
}

.btn-primary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
    box-shadow: 4px 4px 0 var(--dark);
}

.btn-secondary {
    background: var(--warm-white);
    color: var(--dark);
    border: 2px solid var(--dark);
    box-shadow: 3px 3px 0 var(--dark);
}

.btn-secondary:hover {
    background: var(--accent-warm);
    transform: translate(-1px, -1px);
    box-shadow: 4px 4px 0 var(--dark);
}

.btn-secondary:active {
    transform: translate(0, 0);
    box-shadow: 2px 2px 0 var(--dark);
}

/* Results Section */
.results-section {
    display: none;
}

.results-section.active {
    display: block;
}

.video-container {
    background: var(--dark);
    overflow: hidden;
    margin-bottom: 2.5rem;
    border: 3px solid var(--dark);
}

.video-container iframe {
    width: 100%;
    aspect-ratio: 16/9;
    border: none;
    display: block;
}

.placeholder-video {
    width: 100%;
    aspect-ratio: 16/9;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--cream);
    color: var(--mid-brown);
    font-size: 1.5rem;
}

.script-container {
    background: var(--warm-white);
    padding: 2.5rem 2rem;
    margin-bottom: 2.5rem;
    border: 2px solid var(--dark);
    border-left: 6px solid var(--accent-rust);
}

.script-container h3 {
    color: var(--dark-brown);
    margin-bottom: 1.5rem;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

.script-text {
    font-style: italic;
    line-height: 1.9;
    color: var(--dark);
    font-size: 1.1rem;
}

.warning-badge {
    background: #fef3c7;
    border: 2px solid var(--warning-amber);
    color: var(--dark-brown);
    padding: 0.875rem 1.125rem;
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.audio-container {
    background: var(--warm-white);
    padding: 2.5rem 2rem;
    border: 2px solid var(--dark);
}

.audio-container h3 {
    color: var(--dark-brown);
    margin-bottom: 1.5rem;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

audio {
    width: 100%;
    margin-bottom: 1.5rem;
    transition: opacity 0.3s ease;
    border: 2px solid var(--dark);
}

.audio-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

/* Loading State */
.loading {
    text-align: center;
    padding: 4rem 2rem;
    display: none;
}

.loading.active {
    display: block;
}

.loading-text {
    color: var(--mid-brown);
    font-size: 1.1rem;
    font-style: italic;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

/* Error State */
.error-message {
    background: #fee;
    border: 2px solid var(--error-red);
    color: var(--error-red);
    padding: 1rem 1.25rem;
    margin-bottom: 1.5rem;
    display: none;
    font-weight: 500;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 0.95rem;
}

.error-message.active {
    display: block;
}

/* Sample Videos Section */
.sample-videos-section {
    margin-bottom: 2rem;
}

.sample-videos-section h2 {
    font-size: 1.25rem;
    font-weight: 400;
    margin-bottom: 0.5rem;
}

.section-desc {
    color: var(--mid-brown);
    font-style: italic;
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

.sample-videos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

#generate-sample-btn {
    margin-top: 1rem;
}

.sample-video-card {
    cursor: pointer;
    border: 2px solid var(--dark);
    background: var(--warm-white);
    transition: all 0.15s ease;
}

.sample-video-card:hover {
    transform: translateY(-2px);
    box-shadow: 4px 4px 0 var(--dark);
}

.sample-video-card.selected {
    border-color: var(--accent-rust);
    box-shadow: 4px 4px 0 var(--accent-rust);
}

.thumbnail-wrapper {
    position: relative;
    aspect-ratio: 16/9;
    overflow: hidden;
}

.thumbnail-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.play-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0,0,0,0.3);
    color: white;
    font-size: 2rem;
    opacity: 0;
    transition: opacity 0.15s;
}

.sample-video-card:hover .play-overlay {
    opacity: 1;
}

.video-title {
    padding: 0.5rem;
    font-size: 0.8rem;
    text-align: center;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

/* Voice Selection Section */
.voice-section {
    background: var(--warm-white);
    padding: 1.5rem 2rem;
    margin-bottom: 2rem;
    border: 2px solid var(--dark);
}

.voice-section .form-group {
    margin-bottom: 0;
}

.or-divider {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin: 0 0 1.5rem 0;
}

.or-divider::before,
.or-divider::after {
    content: '';
    flex: 1;
    height: 2px;
    background: var(--dark);
}

.or-divider span {
    color: var(--mid-brown);
    font-style: italic;
    font-size: 0.9rem;
}

/* Tabs */
.input-tabs {
    display: flex;
    gap: 0;
    margin-bottom: 1.5rem;
    border-bottom: 2px solid var(--dark);
}

.tab-btn {
    flex: 1;
    padding: 0.75rem 1rem;
    border: none;
    background: var(--cream);
    color: var(--mid-brown);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    cursor: pointer;
    transition: all 0.15s;
}

.tab-btn:first-child {
    border-right: 2px solid var(--dark);
}

.tab-btn.active {
    background: var(--accent-rust);
    color: var(--warm-white);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

/* Upload Area */
.upload-area {
    border: 3px dashed var(--dark);
    background: var(--cream);
    padding: 2rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.15s;
    margin-bottom: 1.5rem;
}

.upload-area:hover,
.upload-area.dragover {
    background: var(--warm-white);
    border-color: var(--accent-rust);
}

#video-file {
    display: none;
}

.upload-icon {
    font-size: 3rem;
    display: block;
    margin-bottom: 1rem;
}

.upload-note {
    color: var(--mid-brown);
    font-size: 0.85rem;
    font-style: italic;
    margin-top: 0.5rem;
}

.upload-preview {
    display: flex;
    align-items: center;
    gap: 1rem;
    text-align: left;
}

.upload-preview[hidden] {
    display: none;
}

.upload-preview video {
    width: 120px;
    height: 68px;
    object-fit: cover;
    border: 2px solid var(--dark);
}

.file-info {
    flex: 1;
}

.file-name {
    font-weight: 600;
    margin-bottom: 0.25rem;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

.file-duration {
    color: var(--mid-brown);
    font-size: 0.85rem;
}

.btn-remove {
    background: none;
    border: 2px solid var(--error-red);
    color: var(--error-red);
    padding: 0.5rem 1rem;
    font-size: 0.8rem;
    cursor: pointer;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.btn-remove:hover {
    background: var(--error-red);
    color: white;
}

/* Duration Error */
.duration-error {
    background: #fee;
    border: 2px solid var(--error-red);
    color: var(--error-red);
    padding: 1rem;
    margin-bottom: 1.5rem;
    font-weight: 500;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

/* Upload Progress */
.upload-progress {
    margin-top: 1.5rem;
}

.progress-bar {
    height: 8px;
    background: var(--cream);
    border: 2px solid var(--dark);
    margin-bottom: 0.5rem;
}

.progress-fill {
    height: 100%;
    background: var(--accent-rust);
    width: 0%;
    transition: width 0.3s;
}

.progress-text {
    color: var(--mid-brown);
    font-size: 0.9rem;
    font-style: italic;
}

/* Responsive */
@media (max-width: 600px) {
    .container {
        padding: 2rem 1.25rem;
    }

    header h1 {
        font-size: 2rem;
    }

    .input-section {
        padding: 1.5rem 1.25rem;
        box-shadow: 6px 6px 0 var(--dark);
    }

    .btn-primary {
        box-shadow: 3px 3px 0 var(--dark);
    }

    .btn-primary:hover {
        box-shadow: 4px 4px 0 var(--dark);
    }

    .btn-secondary {
        box-shadow: 2px 2px 0 var(--dark);
    }

    .form-row {
        flex-direction: column;
    }

    .audio-actions {
        flex-direction: column;
    }

    .btn {
        width: 100%;
    }

    .script-container,
    .audio-container {
        padding: 1.5rem 1.25rem;
    }

    .sample-videos-grid {
        grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    }

    .upload-preview {
        flex-direction: column;
        align-items: stretch;
    }

    .upload-preview video {
        width: 100%;
        height: auto;
    }
}