/* Image Converter Specific Styles */

/* Loading Overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 50%, #16213e 100%);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.5s ease;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 3px solid rgba(0, 255, 255, 0.3);
    border-top: 3px solid #00ffff;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 20px;
}

.loading-text {
    color: #00ffff;
    font-size: 18px;
    font-weight: 300;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Header Enhancements */
.header {
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 50%, #16213e 100%);
    border-bottom: 3px solid #00ffff;
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 20px rgba(0, 255, 255, 0.2);
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
}

.header-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(0, 255, 255, 0.1), transparent);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.header-container:hover::before {
    opacity: 1;
}

.logo h1 {
    color: #00ffff;
    margin: 0;
    font-size: 1.8rem;
    font-weight: 700;
    text-shadow: 0 0 20px rgba(0, 255, 255, 0.5);
    animation: glow-pulse 3s ease-in-out infinite alternate;
}

@keyframes glow-pulse {
    from { text-shadow: 0 0 20px rgba(0, 255, 255, 0.5); }
    to { text-shadow: 0 0 30px rgba(0, 255, 255, 0.8); }
}

.logo-subtitle {
    color: #0de190;
    font-size: 1.5rem;
    font-weight: 300;
    display: block;
    margin-top: 4px;
    text-shadow: 0 0 10px rgba(13, 225, 144, 0.5);

}

.nav-link {
    color: #00ffff;
    text-decoration: none;
    padding: 0.5rem 1.5rem;
    border: 2px solid #00ffff;
    border-radius: 25px;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    position: relative;
    overflow: hidden;
    background: rgba(0, 255, 255, 0.1);
    backdrop-filter: blur(5px);
}

.nav-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.nav-link:hover::before {
    left: 100%;
}

.nav-link:hover {
    background: linear-gradient(45deg, #00ffff, #00ff88);
    color: #0a0a0a;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 255, 255, 0.4);
    border-color: #00ff88;
}

/* Main Content */
.main-content {
    min-height: calc(100vh - 200px);
    padding: 2rem 0;
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 30%, #16213e 70%, #0a0a0a 100%);
    position: relative;
}

.main-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(0, 255, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(0, 255, 136, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 50% 20%, rgba(255, 255, 255, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    position: relative;
    z-index: 1;
}

/* Page Header */
.page-header {
    text-align: center;
    margin-bottom: 3rem;
    position: relative;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(0, 255, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    animation: pulse-glow 4s ease-in-out infinite;
}

@keyframes pulse-glow {
    0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.5; }
    50% { transform: translate(-50%, -50%) scale(1.2); opacity: 0.8; }
}

.page-title {
    color: #00ffff;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    text-shadow: 0 0 30px rgba(0, 255, 255, 0.6);
    position: relative;
    z-index: 2;
}

.page-description {
    color: #e0e0e0;
    font-size: 1.1rem;
    line-height: 1.6;
    max-width: 600px;
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.05);
    padding: 1rem 2rem;
    border-radius: 15px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 255, 255, 0.2);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    position: relative;
    z-index: 2;
}

/* Upload Section */
.upload-section {
    margin-bottom: 2rem;
}

.upload-area {
    background: linear-gradient(145deg, rgba(26, 26, 46, 0.8), rgba(22, 33, 62, 0.8));
    border: 2px dashed #00ffff;
    border-radius: 20px;
    padding: 3rem 2rem;
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(15px);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

.upload-area::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(0, 255, 255, 0.1), transparent);
    transform: rotate(45deg);
    transition: all 0.6s ease;
    opacity: 0;
}

.upload-area:hover::before {
    opacity: 1;
    animation: shimmer 2s infinite;
}

.upload-area:hover {
    border-color: #00ff88;
    background: linear-gradient(145deg, rgba(30, 30, 58, 0.9), rgba(26, 38, 64, 0.9));
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 255, 255, 0.3);
}

.upload-area.dragover {
    border-color: #00ff88;
    background: linear-gradient(145deg, rgba(30, 58, 30, 0.9), rgba(38, 64, 38, 0.9));
    box-shadow: 0 0 40px rgba(0, 255, 136, 0.4);
    transform: scale(1.02);
}

@keyframes shimmer {
    0% { transform: translateX(-100%) translateY(-100%) rotate(45deg); }
    100% { transform: translateX(100%) translateY(100%) rotate(45deg); }
}

.upload-content {
    position: relative;
    z-index: 2;
}

.upload-icon {
    font-size: 3rem;
    color: #00ffff;
    margin-bottom: 1rem;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

.upload-area h3 {
    color: #ffffff;
    font-size: 1.5rem;
    margin-bottom: 1rem;
    font-weight: 600;
    text-shadow: 0 0 15px rgba(255, 255, 255, 0.3);
}

.upload-area p {
    color: #e0e0e0;
    margin-bottom: 0.5rem;
    font-weight: 400;
    text-shadow: 0 0 10px rgba(224, 224, 224, 0.2);
}

.gif-note {
    color: #ff9500 !important;
    font-size: 0.9rem;
    font-style: italic;
}

.upload-btn {
    background: linear-gradient(45deg, #00ffff, #00ff88);
    color: #000000;
    border: none;
    padding: 0.8rem 2rem;
    border-radius: 25px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 1rem;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
    box-shadow: 0 4px 15px rgba(0, 255, 255, 0.3);
}

.upload-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 255, 255, 0.5);
    background: linear-gradient(45deg, #00ff88, #00ffff);
}

/* File Info */
.file-info {
    background: linear-gradient(145deg, rgba(26, 26, 46, 0.9), rgba(22, 33, 62, 0.9));
    border-radius: 15px;
    padding: 1.5rem;
    margin-top: 1rem;
    border: 1px solid rgba(0, 255, 255, 0.3);
    backdrop-filter: blur(10px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
}

.file-details {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.file-details > div {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #e0e0e0;
    background: rgba(255, 255, 255, 0.05);
    padding: 0.8rem;
    border-radius: 8px;
    border: 1px solid rgba(0, 255, 255, 0.2);
    text-shadow: 0 0 8px rgba(224, 224, 224, 0.2);
}

.file-details i {
    color: #00ffff;
    text-shadow: 0 0 10px rgba(0, 255, 255, 0.5);
}

/* Settings Section */
.settings-section {
    margin-bottom: 2rem;
}

.settings-card {
    background: linear-gradient(145deg, rgba(26, 26, 46, 0.9), rgba(22, 33, 62, 0.9));
    border-radius: 20px;
    padding: 2rem;
    border: 1px solid rgba(0, 255, 255, 0.3);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(15px);
    position: relative;
    overflow: hidden;
}

.settings-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, #00ffff, #00ff88, #00ffff);
    animation: glow-line 3s ease-in-out infinite;
}

@keyframes glow-line {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}

.settings-title {
    color: #00ffff;
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-shadow: 0 0 20px rgba(0, 255, 255, 0.5);
}

.settings-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.setting-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.setting-label {
    color: #ffffff;
    font-weight: 600;
    margin-bottom: 0.5rem;
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.3);
}

.format-select {
    background: linear-gradient(145deg, rgba(42, 42, 62, 0.9), rgba(30, 30, 50, 0.9));
    border: 2px solid rgba(0, 255, 255, 0.3);
    border-radius: 12px;
    padding: 0.8rem;
    color: #ffffff !important;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.format-select option {
    background: #2a2a3e !important;
    color: #ffffff !important;
    padding: 0.5rem !important;
}

.format-select option:hover,
.format-select option:focus,
.format-select option:active {
    background: #00ffff !important;
    color: #000000 !important;
}

.format-select:focus {
    outline: none;
    border-color: #00ffff;
    box-shadow: 0 0 20px rgba(0, 255, 255, 0.4);
    background: linear-gradient(145deg, rgba(52, 52, 72, 0.9), rgba(40, 40, 60, 0.9));
}

.format-select:hover {
    border-color: #00ff88;
    box-shadow: 0 0 15px rgba(0, 255, 136, 0.3);
}

.quality-group {
    transition: opacity 0.3s ease;
}

.quality-group.hidden {
    opacity: 0.5;
    pointer-events: none;
}

.slider-container {
    position: relative;
}

.quality-slider {
    width: 100%;
    height: 8px;
    border-radius: 4px;
    background: linear-gradient(90deg, #333, #444);
    outline: none;
    appearance: none;
    cursor: pointer;
    border: 1px solid rgba(0, 255, 255, 0.3);
}

.quality-slider::-webkit-slider-thumb {
    appearance: none;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: linear-gradient(45deg, #00ffff, #00ff88);
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(0, 255, 255, 0.6);
    border: 2px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}

.quality-slider::-webkit-slider-thumb:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(0, 255, 255, 0.8);
}

.quality-slider::-moz-range-thumb {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: linear-gradient(45deg, #00ffff, #00ff88);
    cursor: pointer;
    border: 2px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 4px 15px rgba(0, 255, 255, 0.6);
    transition: all 0.3s ease;
}

.quality-slider::-moz-range-thumb:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(0, 255, 255, 0.8);
}

/* Convert Button */
.convert-btn {
    background: linear-gradient(45deg, #00ffff, #00ff88);
    color: #000000;
    border: none;
    padding: 1rem 3rem;
    border-radius: 35px;
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin: 0 auto;
    box-shadow: 0 8px 30px rgba(0, 255, 255, 0.3);
    text-shadow: 0 0 5px rgba(0, 0, 0, 0.5);
}

.convert-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(255, 255, 255, 0.2), transparent);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.convert-btn:hover::before {
    opacity: 1;
}

.convert-btn:hover {
    transform: translateY(-4px);
    box-shadow: 0 15px 40px rgba(0, 255, 255, 0.5);
    background: linear-gradient(45deg, #00ff88, #00ffff);
}

.convert-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
    box-shadow: 0 4px 15px rgba(0, 255, 255, 0.2);
}

.btn-glow {
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    transition: left 0.5s ease;
}

.convert-btn:hover .btn-glow {
    left: 100%;
}

/* Progress Section */
.progress-section {
    margin-bottom: 2rem;
}

.progress-card {
    background: linear-gradient(145deg, rgba(26, 26, 46, 0.9), rgba(22, 33, 62, 0.9));
    border-radius: 20px;
    padding: 2rem;
    border: 1px solid rgba(0, 255, 255, 0.3);
    text-align: center;
    backdrop-filter: blur(15px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

.progress-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    color: #00ffff;
    font-size: 1.2rem;
    margin-bottom: 1rem;
    text-shadow: 0 0 15px rgba(0, 255, 255, 0.5);
}

.progress-bar-container {
    background: linear-gradient(90deg, #333, #444);
    border-radius: 15px;
    height: 10px;
    overflow: hidden;
    position: relative;
    border: 1px solid rgba(0, 255, 255, 0.3);
    box-shadow: inset 0 2px 5px rgba(0, 0, 0, 0.3);
}

.progress-bar {
    background: linear-gradient(45deg, #00ffff, #00ff88);
    height: 100%;
    width: 0%;
    border-radius: 15px;
    transition: width 0.3s ease;
    position: relative;
    box-shadow: 0 0 15px rgba(0, 255, 255, 0.6);
}

.progress-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: progress-shimmer 2s infinite;
}

@keyframes progress-shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

/* Output Section */
.output-section {
    margin-bottom: 2rem;
}

.output-header {
    text-align: center;
    margin-bottom: 2rem;
}

.output-header h3 {
    color: #00ff88;
    font-size: 1.8rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    text-shadow: 0 0 25px rgba(0, 255, 136, 0.6);
    margin-bottom: 1rem;
}

.preview-container {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 2rem;
    align-items: center;
    margin-bottom: 2rem;
}

.preview-card {
    background: linear-gradient(145deg, rgba(26, 26, 46, 0.9), rgba(22, 33, 62, 0.9));
    border-radius: 20px;
    padding: 1.5rem;
    border: 1px solid rgba(0, 255, 255, 0.3);
    text-align: center;
    backdrop-filter: blur(15px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
    transition: all 0.3s ease;
}

.preview-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 255, 255, 0.2);
    border-color: rgba(0, 255, 136, 0.5);
}

.preview-title {
    color: #ffffff;
    margin-bottom: 1rem;
    font-size: 1.2rem;
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.3);
}

.image-preview {
    position: relative;
    background: linear-gradient(145deg, #000000, #111111);
    border-radius: 15px;
    overflow: hidden;
    min-height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid rgba(0, 255, 255, 0.2);
    box-shadow: inset 0 4px 15px rgba(0, 0, 0, 0.5);
}

.image-preview img {
    max-width: 100%;
    max-height: 300px;
    object-fit: contain;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 255, 255, 0.3);
    transition: all 0.3s ease;
}

.image-preview:hover img {
    transform: scale(1.02);
    box-shadow: 0 8px 30px rgba(0, 255, 255, 0.5);
}

.image-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.9));
    padding: 1rem;
    transform: translateY(100%);
    transition: transform 0.3s ease;
    backdrop-filter: blur(10px);
}

.image-preview:hover .image-overlay {
    transform: translateY(0);
}

.image-info {
    display: flex;
    justify-content: space-between;
    color: #ffffff;
    font-size: 0.9rem;
    text-shadow: 0 0 8px rgba(255, 255, 255, 0.3);
}

.conversion-arrow {
    color: #00ffff;
    font-size: 2rem;
    animation: pulse-arrow 2s infinite;
    text-shadow: 0 0 20px rgba(0, 255, 255, 0.6);
}

@keyframes pulse-arrow {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.1); opacity: 0.8; }
}

/* Download Section */
.download-section {
    text-align: center;
    background: linear-gradient(145deg, rgba(26, 26, 46, 0.9), rgba(22, 33, 62, 0.9));
    border-radius: 20px;
    padding: 2rem;
    border: 1px solid rgba(0, 255, 255, 0.3);
    backdrop-filter: blur(15px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4);
    position: relative;
    overflow: hidden;
}

.download-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #00ff88, #00ffff, #00ff88);
    animation: glow-line 3s ease-in-out infinite;
}

.download-btn {
    background: linear-gradient(45deg, #00ff88, #00ffff);
    color: #000000;
    border: none;
    padding: 1rem 3rem;
    border-radius: 35px;
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    box-shadow: 0 8px 30px rgba(0, 255, 136, 0.3);
    text-shadow: 0 0 5px rgba(0, 0, 0, 0.5);
}

.download-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(255, 255, 255, 0.2), transparent);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.download-btn:hover::before {
    opacity: 1;
}

.download-btn:hover {
    transform: translateY(-4px);
    box-shadow: 0 15px 40px rgba(0, 255, 136, 0.5);
    background: linear-gradient(45deg, #00ffff, #00ff88);
}

.conversion-stats {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #e0e0e0;
    font-size: 0.9rem;
    background: rgba(255, 255, 255, 0.05);
    padding: 0.8rem 1.2rem;
    border-radius: 12px;
    border: 1px solid rgba(0, 255, 255, 0.2);
    backdrop-filter: blur(5px);
    text-shadow: 0 0 8px rgba(224, 224, 224, 0.2);
    transition: all 0.3s ease;
}

.stat-item:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(0, 255, 136, 0.4);
    transform: translateY(-2px);
}

.stat-item i {
    color: #00ffff;
    text-shadow: 0 0 10px rgba(0, 255, 255, 0.5);
}

/* Status Messages */
.status-container {
    position: fixed;
    top: 100px;
    right: 20px;
    z-index: 1000;
    max-width: 400px;
}

.status-message {
    background: linear-gradient(145deg, rgba(26, 26, 46, 0.95), rgba(22, 33, 62, 0.95)) !important;
    color: #ffffff !important;
    border: 1px solid rgba(0, 255, 255, 0.3) !important;
    backdrop-filter: blur(15px) !important;
    transform: translateX(100%);
    transition: transform 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.status-message.show {
    transform: translateX(0);
}

.status-message.error {
    border-left-color: #ff4757;
    border-color: rgba(255, 71, 87, 0.3);
    background: linear-gradient(145deg, rgba(46, 26, 26, 0.95), rgba(62, 22, 22, 0.95));
}

.status-message.success {
    border-left-color: #00ff88;
    border-color: rgba(0, 255, 136, 0.3);
    background: linear-gradient(145deg, rgba(26, 46, 26, 0.95), rgba(22, 62, 22, 0.95));
}

.status-message.warning {
    border-left-color: #ff9500;
    border-color: rgba(255, 149, 0, 0.3);
    background: linear-gradient(145deg, rgba(46, 36, 26, 0.95), rgba(62, 42, 22, 0.95));
}

.status-message.warning {
    border-left-color: #ff9500;
    border-color: rgba(255, 149, 0, 0.3);
    background: linear-gradient(145deg, rgba(46, 36, 26, 0.95), rgba(62, 42, 22, 0.95));
}

/* Footer */
.footer {
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 50%, #16213e 100%);
    border-top: 3px solid #00ffff;
    padding: 2rem 0;
    text-align: center;
    color: #e0e0e0;
    position: relative;
    overflow: hidden;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 30% 50%, rgba(0, 255, 255, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 70% 50%, rgba(0, 255, 136, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    position: relative;
    z-index: 1;
}

.footer-container p {
    margin: 0;
    font-size: 1rem;
    text-shadow: 0 0 10px rgba(224, 224, 224, 0.3);
}

/* Responsive Design */
@media (max-width: 768px) {
    .header-container {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

    .page-title {
        font-size: 2rem;
        flex-direction: column;
        gap: 0.5rem;
    }

    .settings-grid {
        grid-template-columns: 1fr;
    }

    .preview-container {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .conversion-arrow {
        transform: rotate(90deg);
    }

    .conversion-stats {
        flex-direction: column;
        gap: 1rem;
    }

    .upload-area {
        padding: 2rem 1rem;
    }

    .upload-area h3 {
        font-size: 1.2rem;
    }

    .container {
        padding: 0 1rem;
    }
}

@media (max-width: 480px) {
    .page-title {
        font-size: 1.8rem;
    }

    .upload-icon {
        font-size: 2rem;
    }

    .convert-btn,
    .download-btn {
        padding: 0.8rem 2rem;
        font-size: 1rem;
    }

    .file-details {
        grid-template-columns: 1fr;
    }
}

/* Dark Theme Enhancements */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #1a1a2e;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(45deg, #00ffff, #00ff88);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(45deg, #00ff88, #00ffff);
}

/* Animation Classes */
.fade-in {
    animation: fadeIn 0.5s ease-in;
}

.slide-up {
    animation: slideUp 0.5s ease-out;
}

.bounce-in {
    animation: bounceIn 0.6s ease-out;
}

.scale-in {
    animation: scaleIn 0.4s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideUp {
    from { 
        opacity: 0;
        transform: translateY(30px);
    }
    to { 
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes bounceIn {
    0% {
        opacity: 0;
        transform: scale(0.3);
    }
    50% {
        opacity: 1;
        transform: scale(1.05);
    }
    70% {
        transform: scale(0.9);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Glassmorphism Effects */
.glass-effect {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.glass-dark {
    background: rgba(0, 0, 0, 0.2);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(0, 255, 255, 0.3);
}

/* Particle Background Animation */
.main-content::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(2px 2px at 20px 30px, rgba(0, 255, 255, 0.3), transparent),
        radial-gradient(2px 2px at 40px 70px, rgba(0, 255, 136, 0.3), transparent),
        radial-gradient(1px 1px at 90px 40px, rgba(255, 255, 255, 0.2), transparent),
        radial-gradient(1px 1px at 130px 80px, rgba(0, 255, 255, 0.2), transparent),
        radial-gradient(2px 2px at 160px 30px, rgba(0, 255, 136, 0.2), transparent);
    background-repeat: repeat;
    background-size: 200px 100px;
    animation: particle-float 20s linear infinite;
    pointer-events: none;
    z-index: 0;
}

@keyframes particle-float {
    0% { background-position: 0% 0%; }
    100% { background-position: 100% 100%; }
}

/* Enhanced Button Hover Effects */
.enhanced-btn {
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.enhanced-btn::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s ease, height 0.6s ease;
}

.enhanced-btn:hover::after {
    width: 300px;
    height: 300px;
}

/* Loading Animation for Images */
.image-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 200px;
    background: linear-gradient(45deg, #1a1a2e, #16213e);
    border-radius: 15px;
    position: relative;
}

.image-loading::before {
    content: '';
    width: 40px;
    height: 40px;
    border: 3px solid rgba(0, 255, 255, 0.3);
    border-top: 3px solid #00ffff;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

/* Improved Mobile Touch Targets */
@media (max-width: 768px) {
    .upload-btn,
    .convert-btn,
    .download-btn {
        min-height: 44px;
        padding: 1rem 2rem;
    }
    
    .nav-link {
        min-height: 44px;
        padding: 0.8rem 1.5rem;
    }
    
    .format-select {
        min-height: 44px;
        padding: 1rem;
    }
}

/* Accessibility Improvements */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Focus States */
.upload-area:focus-within,
.format-select:focus,
.quality-slider:focus,
.convert-btn:focus,
.download-btn:focus,
.nav-link:focus {
    outline: 2px solid #00ffff;
    outline-offset: 2px;
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
    .upload-area,
    .settings-card,
    .preview-card,
    .download-section {
        border: 2px solid #00ffff;
    }
    
    .page-description {
        background: rgba(255, 255, 255, 0.1);
    }
}

/* Fix for white text visibility issues */
select {
    color: #ffffff !important;
    background: #1a1a2e !important;
}

select option {
    color: #ffffff !important;
    background: #1a1a2e !important;
    border: none !important;
}

select option:checked {
    background: #00ffff !important;
    color: #000000 !important;
}

/* Ensure all text is visible */
* {
    color: inherit;
}

/* Fix any remaining white text issues */
.white-text-fix {
    color: #ffffff !important;
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.3) !important;
}

/* Status notification styles */
.status-message {
    background: linear-gradient(145deg, rgba(26, 26, 46, 0.95), rgba(22, 33, 62, 0.95)) !important;
    color: #ffffff !important;
    border: 1px solid rgba(0, 255, 255, 0.3) !important;
    backdrop-filter: blur(15px) !important;
}

/* Ensure buttons have proper contrast */
button {
    color: inherit !important;
}

.upload-btn, .convert-btn, .download-btn {
    color: #000000 !important;
    font-weight: 700 !important;
    text-shadow: none !important;
}

/* Fix any potential white on white issues */
.page-description, .upload-area p, .upload-area h3, 
.setting-label, .preview-title, .file-details > div,
.stat-item, .footer-container p {
    color: #ffffff !important;
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.3) !important;
}

/* Dropdown specific fixes */
.format-select {
    color: #ffffff !important;
    background: linear-gradient(145deg, rgba(42, 42, 62, 0.9), rgba(30, 30, 50, 0.9)) !important;
}