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

body {
    font-family: 'Cairo', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #ffffff;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 25%, #334155 50%, #475569 75%, #64748b 100%);
    overflow-x: hidden;
    position: relative;
    min-height: 100vh;
    direction: rtl;
    text-align: right;
}

/* Responsive Container */
@media (max-width: 768px) {
    body {
        font-size: 14px;
    }
}

body::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 15% 15%, rgba(30, 64, 175, 0.15) 0%, transparent 40%),
        radial-gradient(circle at 85% 25%, rgba(14, 165, 233, 0.12) 0%, transparent 45%),
        radial-gradient(circle at 25% 85%, rgba(6, 182, 212, 0.1) 0%, transparent 40%),
        radial-gradient(circle at 75% 75%, rgba(16, 185, 129, 0.08) 0%, transparent 35%),
        linear-gradient(45deg, rgba(30, 64, 175, 0.03) 0%, transparent 50%, rgba(6, 182, 212, 0.03) 100%);
    pointer-events: none;
    animation: backgroundShift 20s ease-in-out infinite;
    z-index: -1;
}

@keyframes backgroundShift {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.8; }
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* Header Styles */
.header {
    background: linear-gradient(135deg, rgba(30, 41, 59, 0.9), rgba(15, 23, 42, 0.8));
    backdrop-filter: blur(15px);
    padding: 80px 20px;
    text-align: center;
    margin: 20px;
    border-radius: 30px;
    box-shadow: 0 30px 60px rgba(30, 64, 175, 0.3);
    border: 1px solid rgba(30, 64, 175, 0.3);
    position: relative;
    overflow: hidden;
    margin-bottom: 40px;
    color: white;
}

.header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px),
        linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: gridMove 20s linear infinite;
    pointer-events: none;
    z-index: 1;
}

@keyframes gridMove {
    0% { transform: translate(0, 0); }
    100% { transform: translate(50px, 50px); }
}

.header::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 15% 25%, rgba(30, 64, 175, 0.12) 1.5px, transparent 1.5px),
        radial-gradient(circle at 85% 75%, rgba(6, 182, 212, 0.10) 1.5px, transparent 1.5px),
        radial-gradient(circle at 45% 15%, rgba(16, 185, 129, 0.08) 1px, transparent 1px),
        radial-gradient(circle at 75% 45%, rgba(14, 165, 233, 0.06) 1px, transparent 1px);
    background-size: 180px 180px, 220px 220px, 140px 140px, 160px 160px;
    animation: enhancedParticles 20s linear infinite;
    pointer-events: none;
    z-index: 1;
}

@keyframes enhancedParticles {
    0% { transform: translate(0, 0) scale(1); opacity: 0.8; }
    50% { transform: translate(-30px, -30px) scale(1.1); opacity: 1; }
    100% { transform: translate(-60px, -60px) scale(1); opacity: 0.8; }
}

.logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    margin-bottom: 10px;
    position: relative;
    z-index: 2;
}

.logo i {
    font-size: 3rem;
    background: linear-gradient(135deg, #1e40af 0%, #0ea5e9 25%, #06b6d4 50%, #10b981 75%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 4px 8px rgba(0, 212, 255, 0.3));
    animation: logoFloat 3s ease-in-out infinite;
}

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

.logo h1 {
    font-size: 3rem;
    font-weight: 800;
    background: linear-gradient(135deg, #1e40af 0%, #0ea5e9 25%, #06b6d4 50%, #10b981 75%, #059669 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin: 0;
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.1));
    animation: titleFloat 5s ease-in-out infinite;
}

@keyframes titleFloat {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-5px); }
}

.subtitle {
    font-size: 1.3rem;
    color: #cbd5e1;
    margin: 0;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    position: relative;
    z-index: 2;
    opacity: 0.9;
    font-weight: 300;
}

/* Upload Section */
.upload-section {
    background: linear-gradient(145deg, rgba(30, 41, 59, 0.9), rgba(15, 23, 42, 0.8));
    backdrop-filter: blur(15px);
    border-radius: 25px;
    padding: 45px 35px;
    margin: 20px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(30, 64, 175, 0.3);
    position: relative;
    overflow: hidden;
    margin-bottom: 30px;
}

.upload-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(145deg, rgba(30, 64, 175, 0.1), rgba(6, 182, 212, 0.05));
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: -1;
}

.upload-area {
    border: 3px dashed rgba(30, 64, 175, 0.5);
    border-radius: 20px;
    padding: 60px 20px;
    text-align: center;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    background: rgba(30, 64, 175, 0.1);
    position: relative;
    overflow: hidden;
}

.upload-area::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.05), transparent);
    transform: rotate(45deg);
    transition: transform 0.6s ease;
    opacity: 0;
}

.upload-area:hover {
    border-color: rgba(6, 182, 212, 0.6);
    background: rgba(6, 182, 212, 0.15);
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 20px 40px rgba(30, 64, 175, 0.3);
}

.upload-area:hover::before {
    opacity: 1;
    transform: translateX(100%) translateY(100%) rotate(45deg);
}

.upload-area.dragover {
    border-color: rgba(16, 185, 129, 0.8);
    background: rgba(16, 185, 129, 0.15);
    transform: scale(1.05);
    box-shadow: 0 25px 50px rgba(16, 185, 129, 0.4);
}

.upload-content i {
    font-size: 4rem;
    background: linear-gradient(135deg, #1e40af 0%, #0ea5e9 50%, #10b981 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 20px;
    display: block;
    animation: uploadIconFloat 3s ease-in-out infinite;
}

@keyframes uploadIconFloat {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-8px); }
}

.upload-content h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
    color: #ffffff;
    font-weight: 600;
}

.upload-content p {
    color: #cbd5e1;
    margin-bottom: 20px;
}

.supported-formats {
    display: flex;
    justify-content: center;
    gap: 10px;
    flex-wrap: wrap;
}

.format-tag {
    background: linear-gradient(45deg, #1e40af, #3730a3);
    color: white;
    padding: 2px 8px;
    border-radius: 8px;
    font-size: 10px;
    font-weight: 500;
    margin: 0 2px;
    display: inline-block;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

/* Settings Panel */
.settings-panel {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 15px;
    padding: 25px;
    margin: 20px 0;
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
}

/* Settings section */
.settings-section {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 15px;
    padding: 20px;
    margin: 20px 0;
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
}

.settings-section h4 {
    color: #fff;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.1rem;
}

.setting-value {
    display: inline-block;
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    padding: 4px 8px;
    border-radius: 5px;
    font-size: 0.9rem;
    font-weight: 500;
    min-width: 40px;
    text-align: center;
}

.settings-panel h3 {
    color: #ffffff;
    margin-bottom: 25px;
    font-size: 1.3rem;
    background: linear-gradient(135deg, #ffffff 0%, #cbd5e1 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Preset Settings */
.preset-settings {
    margin-bottom: 30px;
    padding-bottom: 25px;
    border-bottom: 1px solid rgba(30, 64, 175, 0.3);
}

.preset-settings h4 {
    color: #ffffff;
    margin-bottom: 20px;
    font-size: 1.1rem;
    background: linear-gradient(135deg, #ffffff 0%, #cbd5e1 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.preset-buttons {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
}

.preset-btn {
    background: linear-gradient(145deg, rgba(30, 64, 175, 0.2), rgba(6, 182, 212, 0.15));
    border: 1px solid rgba(30, 64, 175, 0.4);
    border-radius: 12px;
    padding: 15px;
    color: #ffffff;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.preset-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(30, 64, 175, 0.3);
    border-color: rgba(6, 182, 212, 0.6);
}

.preset-btn.active {
    background: linear-gradient(145deg, rgba(6, 182, 212, 0.3), rgba(30, 64, 175, 0.25));
    border-color: rgba(6, 182, 212, 0.8);
    box-shadow: 0 0 0 2px rgba(6, 182, 212, 0.3);
}

.preset-btn i {
    font-size: 1.5rem;
    margin-bottom: 8px;
    display: block;
    color: #6dd5ed;
}

.preset-btn span {
    display: block;
    font-weight: 600;
    margin-bottom: 5px;
    font-size: 0.95rem;
}

.preset-btn small {
    display: block;
    color: #94a3b8;
    font-size: 0.8rem;
    line-height: 1.3;
}

.settings-panel h3 i {
    color: #667eea;
    margin-left: 10px;
}

.settings-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
}

.setting-item {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.setting-item label {
    font-weight: 600;
    color: #cbd5e1;
}

.setting-item input[type="range"] {
    width: 100%;
    height: 8px;
    border-radius: 5px;
    background: rgba(30, 64, 175, 0.3);
    outline: none;
    -webkit-appearance: none;
}

.setting-item input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: linear-gradient(45deg, #6dd5ed, #22d3ee);
    cursor: pointer;
    box-shadow: 0 2px 5px rgba(109, 213, 237, 0.4);
}

.setting-item input[type="range"]::-moz-range-thumb {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: linear-gradient(45deg, #6dd5ed, #22d3ee);
    cursor: pointer;
    border: none;
    box-shadow: 0 2px 5px rgba(109, 213, 237, 0.4);
}

.value-display {
    background: rgba(30, 64, 175, 0.2);
    padding: 8px 15px;
    border-radius: 20px;
    text-align: center;
    font-weight: 600;
    color: #6dd5ed;
    border: 2px solid rgba(30, 64, 175, 0.3);
}

/* File Info */
.file-info {
    margin-bottom: 30px;
    color: #ffffff;
}

.info-card {
    background: linear-gradient(145deg, rgba(30, 41, 59, 0.9), rgba(15, 23, 42, 0.8));
    backdrop-filter: blur(15px);
    border-radius: 15px;
    padding: 25px;
    box-shadow: 0 5px 15px rgba(30, 64, 175, 0.2);
    border: 1px solid rgba(30, 64, 175, 0.3);
    color: #ffffff;
}

.info-card h4 {
    color: #ffffff;
    margin-bottom: 20px;
    font-size: 1.2rem;
    background: linear-gradient(135deg, #ffffff 0%, #cbd5e1 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.info-card h4 i {
    color: #667eea;
    margin-left: 10px;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 15px;
}

.info-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px solid rgba(30, 64, 175, 0.3);
}

.info-item:last-child {
    border-bottom: none;
}

.info-item .label {
    font-weight: 600;
    color: #cbd5e1;
}

.info-item .value {
    color: #ffffff;
    font-weight: 500;
}

/* Visualization */
.visualization {
    background: linear-gradient(145deg, rgba(30, 41, 59, 0.9), rgba(15, 23, 42, 0.8));
    backdrop-filter: blur(15px);
    border-radius: 15px;
    padding: 30px;
    margin-bottom: 30px;
    box-shadow: 0 5px 15px rgba(30, 64, 175, 0.2);
    border: 1px solid rgba(30, 64, 175, 0.3);
    color: #ffffff;
}

.visualization h3 {
    color: #ffffff;
    margin-bottom: 25px;
    font-size: 1.3rem;
    background: linear-gradient(135deg, #ffffff 0%, #cbd5e1 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.visualization h3 i {
    color: #667eea;
    margin-left: 10px;
}

.canvas-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
}

.canvas-wrapper {
    text-align: center;
}

.canvas-wrapper h4 {
    margin-bottom: 15px;
    color: #cbd5e1;
    font-size: 1.1rem;
}

.canvas-wrapper canvas {
    width: 100%;
    max-width: 800px;
    height: 150px;
    border: 2px solid rgba(30, 64, 175, 0.3);
    border-radius: 10px;
    background: rgba(15, 23, 42, 0.8);
}

/* Controls Section */
.controls-section {
    background: linear-gradient(145deg, rgba(30, 41, 59, 0.9), rgba(15, 23, 42, 0.8));
    backdrop-filter: blur(15px);
    border-radius: 25px;
    padding: 45px 35px;
    margin: 20px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(30, 64, 175, 0.3);
    position: relative;
    overflow: hidden;
}

.controls-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(145deg, rgba(30, 64, 175, 0.1), rgba(6, 182, 212, 0.05));
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: -1;
}

.controls-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
    margin-bottom: 35px;
}

.control-group {
    background: linear-gradient(145deg, rgba(30, 64, 175, 0.15), rgba(6, 182, 212, 0.1));
    border-radius: 20px;
    padding: 25px;
    border: 1px solid rgba(30, 64, 175, 0.3);
    position: relative;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
}

.control-group::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.03), transparent);
    transform: rotate(45deg);
    transition: transform 0.6s ease;
    opacity: 0;
}

.control-group:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 30px rgba(30, 64, 175, 0.2);
    border-color: rgba(6, 182, 212, 0.5);
}

.control-group:hover::before {
    opacity: 1;
    transform: translateX(100%) translateY(100%) rotate(45deg);
}

.control-group h3 {
    color: #ffffff;
    margin-bottom: 20px;
    font-size: 1.2rem;
    font-weight: 600;
    background: linear-gradient(135deg, #ffffff 0%, #cbd5e1 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.control-group label {
    display: block;
    color: #cbd5e1;
    margin-bottom: 8px;
    font-weight: 500;
    font-size: 0.95rem;
}

.control-group input,
.control-group select {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid rgba(30, 64, 175, 0.3);
    border-radius: 12px;
    background: rgba(30, 64, 175, 0.1);
    color: #ffffff;
    font-size: 0.95rem;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(10px);
}

.control-group input:focus,
.control-group select:focus {
    outline: none;
    border-color: rgba(6, 182, 212, 0.6);
    box-shadow: 0 0 0 3px rgba(6, 182, 212, 0.1), 0 8px 25px rgba(30, 64, 175, 0.15);
    background: rgba(6, 182, 212, 0.15);
    transform: translateY(-2px);
}

.control-group input::placeholder {
    color: #94a3b8;
}

/* Controls */
.controls {
    text-align: center;
    margin-bottom: 30px;
}

.btn {
    padding: 18px 35px;
    border: none;
    border-radius: 30px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    margin: 0 12px;
    display: inline-flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    font-family: 'Cairo', sans-serif;
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
}

.btn::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 0.6s ease;
}

.btn:hover::before {
    left: 100%;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.btn-primary {
    background: linear-gradient(135deg, #1e40af 0%, #0ea5e9 25%, #06b6d4 50%, #10b981 75%);
    color: white;
    box-shadow: 0 8px 25px rgba(30, 64, 175, 0.3);
    border: 1px solid rgba(30, 64, 175, 0.3);
}

.btn-primary:hover:not(:disabled) {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 15px 35px rgba(30, 64, 175, 0.4);
    background: linear-gradient(135deg, #2563eb 0%, #0284c7 25%, #0891b2 50%, #059669 75%);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: #ffffff;
    border: 2px solid rgba(30, 64, 175, 0.5);
    backdrop-filter: blur(15px);
}

.btn-secondary:hover:not(:disabled) {
    background: linear-gradient(135deg, rgba(30, 64, 175, 0.2), rgba(6, 182, 212, 0.2));
    border-color: rgba(6, 182, 212, 0.6);
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 15px 35px rgba(6, 182, 212, 0.3);
}

.btn-export {
    background: linear-gradient(135deg, #059669 0%, #10b981 50%, #34d399 100%);
    color: white;
    margin: 8px;
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.btn-export:hover:not(:disabled) {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 15px 35px rgba(16, 185, 129, 0.4);
    background: linear-gradient(135deg, #047857 0%, #059669 50%, #10b981 100%);
}

/* مؤشر المعالجة المحسن */
.processing-indicator {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: transparent;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    pointer-events: none;
}

.processing-content {
    background: linear-gradient(145deg, rgba(30, 41, 59, 0.95), rgba(15, 23, 42, 0.95));
    padding: 35px;
    border-radius: 15px;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4);
    text-align: center;
    min-width: 350px;
    max-width: 450px;
    color: #ffffff;
    border: 1px solid rgba(30, 64, 175, 0.4);
    backdrop-filter: blur(15px);
}

.processing-spinner {
    width: 50px;
    height: 50px;
    border: 5px solid rgba(255, 255, 255, 0.2);
    border-top: 5px solid #4fc3f7;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 25px;
}

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

.processing-info {
    margin-top: 20px;
}

.processing-info .progress-text {
    font-size: 18px;
    color: #ffffff;
    margin-bottom: 20px;
    font-weight: 600;
}

.processing-info .progress-container {
    width: 100%;
    height: 12px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: 15px;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.processing-info .progress-bar {
    height: 100%;
    background: linear-gradient(90deg, #667eea, #764ba2);
    border-radius: 10px;
    transition: width 0.3s ease;
    width: 0%;
    position: relative;
}

.processing-info .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: progressGlow 2s ease-in-out infinite;
}

@keyframes progressGlow {
    0%, 100% { transform: translateX(-100%); }
    50% { transform: translateX(100%); }
}

.processing-info .progress-percent {
    font-size: 16px;
    color: #4fc3f7;
    font-weight: 700;
}

/* Progress */
.progress-section {
    background: linear-gradient(145deg, rgba(30, 41, 59, 0.9), rgba(15, 23, 42, 0.8));
    backdrop-filter: blur(15px);
    border-radius: 25px;
    padding: 45px 35px;
    margin: 20px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(30, 64, 175, 0.3);
    position: relative;
    overflow: hidden;
    text-align: center;
}

.progress-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(145deg, rgba(30, 64, 175, 0.1), rgba(6, 182, 212, 0.05));
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: -1;
}

.progress-bar {
    width: 100%;
    height: 12px;
    background: rgba(30, 64, 175, 0.2);
    border-radius: 8px;
    overflow: hidden;
    margin-bottom: 20px;
    position: relative;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* Enhanced Progress Bar */
.progress-bar-enhanced {
    width: 100%;
    height: 16px;
    background: linear-gradient(90deg, rgba(30, 64, 175, 0.3), rgba(6, 182, 212, 0.2));
    border-radius: 12px;
    overflow: hidden;
    margin-bottom: 25px;
    position: relative;
    box-shadow: inset 0 3px 6px rgba(0, 0, 0, 0.15), 0 2px 8px rgba(30, 64, 175, 0.2);
    border: 1px solid rgba(30, 64, 175, 0.4);
}

.progress-bar-enhanced .progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #1e40af 0%, #0ea5e9 25%, #06b6d4 50%, #10b981 75%, #34d399 100%);
    border-radius: 12px;
    position: relative;
    transition: width 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 0 15px rgba(30, 64, 175, 0.5);
}

.progress-bar-enhanced .progress-fill::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    animation: progressShine 2.5s ease-in-out infinite;
}

@keyframes progressShine {
    0%, 100% { transform: translateX(-100%); }
    50% { transform: translateX(100%); }
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #1e40af 0%, #0ea5e9 25%, #06b6d4 50%, #10b981 75%, #34d399 100%);
    width: 0%;
    transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 8px;
    position: relative;
    overflow: hidden;
}

.progress-fill::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: progressGlow 2s ease-in-out infinite;
}

@keyframes progressGlow {
    0%, 100% { transform: translateX(-100%); }
    50% { transform: translateX(100%); }
}

.progress-text {
    color: #ffffff;
    font-weight: 600;
    font-size: 1.1rem;
    background: linear-gradient(135deg, #ffffff 0%, #cbd5e1 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Results */
.results {
    background: linear-gradient(145deg, rgba(30, 41, 59, 0.9), rgba(15, 23, 42, 0.8));
    backdrop-filter: blur(15px);
    border-radius: 25px;
    padding: 45px 35px;
    margin: 20px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(30, 64, 175, 0.3);
    position: relative;
    overflow: hidden;
}

.results::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(145deg, rgba(30, 64, 175, 0.1), rgba(6, 182, 212, 0.05));
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: -1;
}

.results h3 {
    color: #ffffff;
    margin-bottom: 30px;
    font-size: 1.4rem;
    font-weight: 600;
    background: linear-gradient(135deg, #ffffff 0%, #cbd5e1 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.results h3 i {
    background: linear-gradient(135deg, #1e40af 0%, #0ea5e9 50%, #10b981 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-left: 10px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.stat-card {
    background: linear-gradient(145deg, rgba(30, 64, 175, 0.15), rgba(6, 182, 212, 0.1));
    padding: 30px;
    border-radius: 20px;
    text-align: center;
    border: 1px solid rgba(30, 64, 175, 0.3);
    position: relative;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.03), transparent);
    transform: rotate(45deg);
    transition: transform 0.6s ease;
    opacity: 0;
}

.stat-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 30px rgba(30, 64, 175, 0.2);
    border-color: rgba(6, 182, 212, 0.5);
}

.stat-card:hover::before {
    opacity: 1;
    transform: translateX(100%) translateY(100%) rotate(45deg);
}

.stat-value {
    font-size: 2.2rem;
    font-weight: 700;
    background: linear-gradient(135deg, #1e40af 0%, #0ea5e9 50%, #10b981 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 8px;
}

.stat-label {
    color: #cbd5e1;
    font-weight: 600;
    font-size: 0.95rem;
}

/* Export Section */
.export-section {
    background: linear-gradient(145deg, rgba(30, 41, 59, 0.9), rgba(15, 23, 42, 0.8));
    backdrop-filter: blur(15px);
    border-radius: 15px;
    padding: 30px;
    margin-bottom: 30px;
    box-shadow: 0 5px 15px rgba(30, 64, 175, 0.2);
    border: 1px solid rgba(30, 64, 175, 0.3);
    color: #ffffff;
}

.export-section h3 {
    color: #ffffff;
    margin-bottom: 25px;
    font-size: 1.3rem;
    background: linear-gradient(135deg, #ffffff 0%, #cbd5e1 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.export-section h3 i {
    color: #667eea;
    margin-left: 10px;
}

.export-buttons {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 15px;
}

/* Audio Preview */
.audio-preview {
    background: linear-gradient(145deg, rgba(30, 41, 59, 0.9), rgba(15, 23, 42, 0.8));
    backdrop-filter: blur(15px);
    border-radius: 20px;
    padding: 35px;
    margin: 35px 0;
    box-shadow: 0 8px 32px rgba(30, 64, 175, 0.3);
    border: 1px solid rgba(30, 64, 175, 0.4);
    color: #ffffff;
}

.audio-preview h3 {
    color: #fff;
    margin-bottom: 30px;
    font-size: 1.4rem;
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    font-weight: 600;
}

.audio-preview h3 i {
    color: #4fc3f7;
    margin-left: 0;
}

.audio-players {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 25px;
}

.audio-player {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.03));
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 15px;
    padding: 25px;
    text-align: center;
    transition: all 0.3s ease;
}

.audio-player:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.audio-player h4 {
    color: #fff;
    margin-bottom: 18px;
    font-size: 1.1rem;
    font-weight: 600;
}

.audio-controls audio {
    width: 100%;
    margin-bottom: 15px;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

.audio-info {
    color: #4fc3f7;
    font-size: 0.95rem;
    font-weight: 500;
    background: rgba(79, 195, 247, 0.1);
    padding: 8px 12px;
    border-radius: 8px;
    border: 1px solid rgba(79, 195, 247, 0.3);
}

/* Footer */
.footer {
    text-align: center;
    color: white;
    margin-top: 50px;
    padding: 30px 0;
}

.privacy-notice {
    margin-top: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background: rgba(255,255,255,0.1);
    padding: 15px 25px;
    border-radius: 25px;
    backdrop-filter: blur(10px);
}

.privacy-notice i {
    color: #ffd700;
}



/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 15px;
    }
    
    .logo h1 {
        font-size: 2rem;
    }
    
    .logo i {
        font-size: 2rem;
    }
    
    .subtitle {
        font-size: 1rem;
    }
    
    .upload-area {
        padding: 40px 15px;
    }
    
    .settings-grid {
        grid-template-columns: 1fr;
    }
    
    .info-grid {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .export-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        margin: 5px 0;
        width: 100%;
        max-width: 300px;
    }
    
    .canvas-wrapper canvas {
        height: 100px;
    }
}

@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .stat-value {
        font-size: 1.5rem;
    }
}

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

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

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

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

/* Waveform */
.waveform-container {
    background: linear-gradient(145deg, rgba(30, 41, 59, 0.9), rgba(15, 23, 42, 0.8));
    backdrop-filter: blur(15px);
    border-radius: 25px;
    padding: 45px 35px;
    margin: 20px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(30, 64, 175, 0.3);
    position: relative;
    overflow: hidden;
    text-align: center;
}

.waveform-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(145deg, rgba(30, 64, 175, 0.1), rgba(6, 182, 212, 0.05));
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: -1;
}

.waveform-container h3 {
    color: #ffffff;
    margin-bottom: 25px;
    font-size: 1.4rem;
    font-weight: 600;
    background: linear-gradient(135deg, #ffffff 0%, #cbd5e1 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

#waveform {
    width: 100%;
    height: 220px;
    background: rgba(30, 64, 175, 0.1);
    border-radius: 20px;
    border: 1px solid rgba(30, 64, 175, 0.3);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
}

#waveform::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent, rgba(6, 182, 212, 0.05), transparent);
    animation: waveformShimmer 3s ease-in-out infinite;
}

@keyframes waveformShimmer {
    0%, 100% { transform: translateX(-100%); }
    50% { transform: translateX(100%); }
}

/* Audio Player */
.audio-player,
.audio-preview {
    background: linear-gradient(145deg, rgba(30, 41, 59, 0.9), rgba(15, 23, 42, 0.8));
    backdrop-filter: blur(15px);
    border-radius: 25px;
    padding: 45px 35px;
    margin: 20px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(30, 64, 175, 0.3);
    position: relative;
    overflow: hidden;
}

.audio-player::before,
.audio-preview::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(145deg, rgba(30, 64, 175, 0.1), rgba(6, 182, 212, 0.05));
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: -1;
}

.audio-preview h3 {
    color: #ffffff;
    margin-bottom: 25px;
    font-size: 1.4rem;
    font-weight: 600;
    text-align: center;
    background: linear-gradient(135deg, #ffffff 0%, #cbd5e1 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.audio-controls {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
    margin-bottom: 30px;
}

.audio-player-wrapper {
    background: linear-gradient(145deg, rgba(30, 64, 175, 0.15), rgba(6, 182, 212, 0.1));
    border-radius: 20px;
    padding: 25px;
    border: 1px solid rgba(30, 64, 175, 0.3);
    position: relative;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.audio-player-wrapper:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 30px rgba(30, 64, 175, 0.2);
    border-color: rgba(6, 182, 212, 0.5);
}

.audio-player-wrapper h4 {
    color: #ffffff;
    margin-bottom: 15px;
    font-size: 1.1rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
}

.audio-player-wrapper h4 i {
    background: linear-gradient(135deg, #1e40af 0%, #0ea5e9 50%, #10b981 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.audio-info {
    display: flex;
    gap: 15px;
    margin-bottom: 15px;
    flex-wrap: wrap;
}

.audio-duration,
.audio-size,
.compression-ratio {
    background: rgba(30, 64, 175, 0.2);
    padding: 5px 12px;
    border-radius: 12px;
    font-size: 0.85rem;
    color: #cbd5e1;
    border: 1px solid rgba(30, 64, 175, 0.3);
}

.compression-ratio {
    background: rgba(16, 185, 129, 0.2);
    border-color: rgba(16, 185, 129, 0.3);
    color: #10b981;
    font-weight: 600;
}

.audio-player audio {
    width: 100%;
    border-radius: 15px;
    background: rgba(30, 64, 175, 0.15);
    border: 1px solid rgba(30, 64, 175, 0.3);
    backdrop-filter: blur(10px);
}

/* Silence Visualization */
.silence-visualization {
    margin-top: 30px;
    padding-top: 30px;
    border-top: 1px solid rgba(30, 64, 175, 0.3);
}

.silence-visualization h4 {
    color: #ffffff;
    margin-bottom: 20px;
    font-size: 1.2rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 10px;
    background: linear-gradient(135deg, #ffffff 0%, #cbd5e1 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.silence-timeline {
    background: rgba(30, 64, 175, 0.1);
    border-radius: 15px;
    padding: 20px;
    margin-bottom: 20px;
    min-height: 60px;
    position: relative;
    border: 1px solid rgba(30, 64, 175, 0.3);
}

.timeline-segment {
    position: absolute;
    top: 20px;
    height: 20px;
    border-radius: 4px;
    transition: all 0.3s ease;
    cursor: pointer;
}

.timeline-segment:hover {
    transform: scaleY(1.2);
    z-index: 10;
}

.timeline-segment.audio {
    background: linear-gradient(135deg, #1e40af, #0ea5e9);
}

.timeline-segment.silence {
    background: linear-gradient(135deg, #ef4444, #dc2626);
    opacity: 0.7;
}

.timeline-segment.kept-silence {
    background: linear-gradient(135deg, #f59e0b, #d97706);
    opacity: 0.8;
}

.silence-legend {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 8px;
    color: #cbd5e1;
    font-size: 0.9rem;
}

.legend-color {
    width: 16px;
    height: 16px;
    border-radius: 4px;
}

.legend-color.audio-segment {
    background: linear-gradient(135deg, #1e40af, #0ea5e9);
}

.legend-color.silence-segment {
    background: linear-gradient(135deg, #ef4444, #dc2626);
}

.legend-color.kept-silence {
    background: linear-gradient(135deg, #f59e0b, #d97706);
}

/* Export Options */
.export-options {
    background: linear-gradient(145deg, rgba(30, 41, 59, 0.9), rgba(15, 23, 42, 0.8));
    backdrop-filter: blur(15px);
    border-radius: 25px;
    padding: 45px 35px;
    margin: 20px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(30, 64, 175, 0.3);
    position: relative;
    overflow: hidden;
}

.export-options::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(145deg, rgba(30, 64, 175, 0.1), rgba(6, 182, 212, 0.05));
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: -1;
}

.export-options h3 {
    color: #ffffff;
    margin-bottom: 25px;
    font-size: 1.4rem;
    font-weight: 600;
    text-align: center;
    background: linear-gradient(135deg, #ffffff 0%, #cbd5e1 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.export-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
}

/* Upload Options */
.upload-options {
    display: flex;
    gap: 15px;
    margin-top: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.upload-options .btn {
    padding: 12px 20px;
    font-size: 0.9rem;
    border-radius: 15px;
}

/* File Success Message */
.file-success {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.15), rgba(34, 197, 94, 0.1));
    border-radius: 20px;
    padding: 40px;
    margin: 30px 0;
    box-shadow: 0 10px 40px rgba(16, 185, 129, 0.2);
    border: 2px solid rgba(16, 185, 129, 0.3);
    animation: slideInUp 0.6s ease-out;
    backdrop-filter: blur(15px);
}

.success-content {
    text-align: center;
}

.success-icon {
    font-size: 4em;
    color: #10b981;
    margin-bottom: 20px;
    animation: bounceIn 0.8s ease-out;
}

.file-success h3 {
    color: #ffffff;
    font-size: 1.8em;
    margin-bottom: 30px;
    font-weight: 700;
    background: linear-gradient(135deg, #10b981 0%, #34d399 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.file-info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin: 30px 0;
    text-align: right;
}

.info-item {
    background: rgba(30, 64, 175, 0.1);
    padding: 15px 20px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    gap: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(30, 64, 175, 0.3);
    backdrop-filter: blur(10px);
}

.info-item i {
    color: #06b6d4;
    font-size: 1.2em;
    width: 20px;
}

.info-label {
    color: #cbd5e1;
    font-weight: 600;
    min-width: 80px;
}

.info-value {
    color: #10b981;
    font-weight: 700;
    flex: 1;
}

.btn-start-process {
    background: linear-gradient(135deg, #1e40af, #0ea5e9);
    color: white;
    border: none;
    padding: 15px 40px;
    border-radius: 50px;
    font-size: 1.2em;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 8px 25px rgba(30, 64, 175, 0.3);
    margin-top: 30px;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    backdrop-filter: blur(10px);
}

.btn-start-process:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(30, 64, 175, 0.4);
    background: linear-gradient(135deg, #2563eb, #0284c7);
}

/* Enhanced Processing Indicator */
.enhanced-processing {
    background: linear-gradient(145deg, rgba(30, 41, 59, 0.9), rgba(15, 23, 42, 0.8));
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 15px 50px rgba(30, 64, 175, 0.2);
    border: 2px solid rgba(30, 64, 175, 0.3);
    animation: slideInUp 0.6s ease-out;
    backdrop-filter: blur(15px);
}

.processing-header {
    text-align: center;
    margin-bottom: 30px;
}

.processing-icon {
    font-size: 3em;
    color: #06b6d4;
    margin-bottom: 15px;
}

.processing-header h4 {
    color: #ffffff;
    font-size: 1.5em;
    margin-bottom: 10px;
    font-weight: 700;
    background: linear-gradient(135deg, #ffffff 0%, #cbd5e1 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.processing-header p {
    color: #cbd5e1;
    font-size: 1.1em;
}

.progress-container {
    margin: 30px 0;
}

.progress-bar-enhanced {
    position: relative;
    width: 100%;
    height: 20px;
    background: linear-gradient(90deg, rgba(30, 64, 175, 0.3), rgba(6, 182, 212, 0.2));
    border-radius: 25px;
    overflow: hidden;
    box-shadow: inset 0 2px 8px rgba(0, 0, 0, 0.2);
    margin-bottom: 15px;
    border: 1px solid rgba(30, 64, 175, 0.4);
}

.progress-fill-enhanced {
    height: 100%;
    background: linear-gradient(90deg, #1e40af, #0ea5e9, #10b981);
    width: 0%;
    transition: width 0.5s ease;
    border-radius: 25px;
    position: relative;
    animation: progressGlow 2s ease-in-out infinite alternate;
}

@keyframes progressGlow {
    0% { box-shadow: 0 0 5px rgba(30, 64, 175, 0.5); }
    100% { box-shadow: 0 0 20px rgba(30, 64, 175, 0.8); }
}

.progress-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-weight: 700;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.5);
    z-index: 2;
}

.time-info {
    display: flex;
    justify-content: space-between;
    color: #cbd5e1;
    font-size: 0.9em;
    font-weight: 600;
}

.processing-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
    margin-top: 30px;
}

.step-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 15px 20px;
    background: rgba(30, 64, 175, 0.1);
    border-radius: 12px;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    backdrop-filter: blur(10px);
}

.step-item.active {
    background: linear-gradient(135deg, #1e40af, #0ea5e9);
    color: white;
    border-color: #0ea5e9;
    transform: scale(1.05);
    box-shadow: 0 8px 25px rgba(30, 64, 175, 0.4);
}

.step-item.completed {
    background: linear-gradient(135deg, #10b981, #34d399);
    color: white;
    border-color: #10b981;
}

.step-item i {
    font-size: 1.2em;
}

.step-item span {
    font-weight: 600;
}

/* Preview Section */
.preview-section {
    background: linear-gradient(145deg, rgba(30, 41, 59, 0.9), rgba(15, 23, 42, 0.8));
    border-radius: 20px;
    padding: 40px;
    margin: 30px 0;
    box-shadow: 0 15px 50px rgba(30, 64, 175, 0.2);
    border: 2px solid rgba(16, 185, 129, 0.3);
    animation: slideInUp 0.6s ease-out;
    backdrop-filter: blur(15px);
}

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

.success-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: linear-gradient(135deg, #10b981, #34d399);
    color: white;
    padding: 10px 25px;
    border-radius: 50px;
    font-weight: 600;
    margin-bottom: 20px;
    box-shadow: 0 8px 25px rgba(16, 185, 129, 0.4);
}

.preview-header h3 {
    color: #ffffff;
    font-size: 1.8em;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    background: linear-gradient(135deg, #ffffff 0%, #cbd5e1 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.media-preview {
    margin-bottom: 40px;
}

.media-preview h4 {
    color: #ffffff;
    font-size: 1.4em;
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    background: linear-gradient(135deg, #ffffff 0%, #cbd5e1 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.preview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 30px;
}

.preview-item {
    background: rgba(30, 64, 175, 0.1);
    border-radius: 15px;
    padding: 25px;
    box-shadow: 0 8px 30px rgba(30, 64, 175, 0.2);
    border: 2px solid rgba(30, 64, 175, 0.3);
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.preview-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(30, 64, 175, 0.3);
    border-color: rgba(6, 182, 212, 0.5);
}

.preview-header-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 15px;
    padding-bottom: 15px;
    border-bottom: 2px solid rgba(30, 64, 175, 0.3);
}

.preview-header-item h5 {
    color: #ffffff;
    font-size: 1.1em;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 0;
}

.duration-badge {
    background: linear-gradient(135deg, #1e40af, #0ea5e9);
    color: white;
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.9em;
    font-weight: 600;
}

.preview-item audio,
.preview-item video {
    width: 100%;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.preview-item video {
    max-height: 300px;
}

/* Processing Indicator */
.processing-indicator {
    background: linear-gradient(145deg, rgba(30, 64, 175, 0.15), rgba(6, 182, 212, 0.1));
    border-radius: 20px;
    padding: 30px;
    margin-top: 20px;
    border: 1px solid rgba(30, 64, 175, 0.3);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.processing-indicator::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(6, 182, 212, 0.05), transparent);
    animation: processingShimmer 2s ease-in-out infinite;
}

@keyframes processingShimmer {
    0%, 100% { transform: translateX(-100%) translateY(-100%) rotate(45deg); }
    50% { transform: translateX(100%) translateY(100%) rotate(45deg); }
}

.processing-content {
    position: relative;
    z-index: 1;
}

.processing-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid rgba(30, 64, 175, 0.3);
    border-top: 4px solid #1e40af;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 20px;
}

.processing-content h4 {
    color: #ffffff;
    margin-bottom: 10px;
    font-size: 1.2rem;
    background: linear-gradient(135deg, #ffffff 0%, #cbd5e1 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.processing-content p {
    color: #cbd5e1;
    margin-bottom: 20px;
    font-size: 0.95rem;
}

.processing-progress {
    display: flex;
    align-items: center;
    gap: 15px;
    justify-content: center;
}

.processing-bar {
    flex: 1;
    max-width: 300px;
    height: 8px;
    background: rgba(30, 64, 175, 0.2);
    border-radius: 4px;
    overflow: hidden;
}

.processing-fill {
    height: 100%;
    background: linear-gradient(90deg, #1e40af 0%, #0ea5e9 50%, #10b981 100%);
    border-radius: 4px;
    transition: width 0.3s ease;
    width: 0%;
}

.processing-percentage {
    color: #ffffff;
    font-weight: 600;
    min-width: 40px;
    text-align: right;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 12px;
}

::-webkit-scrollbar-track {
    background: rgba(30, 41, 59, 0.3);
    border-radius: 8px;
    border: 1px solid rgba(30, 64, 175, 0.2);
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, rgba(30, 64, 175, 0.6), rgba(6, 182, 212, 0.6));
    border-radius: 8px;
    border: 1px solid rgba(30, 64, 175, 0.3);
    transition: all 0.3s ease;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, rgba(30, 64, 175, 0.8), rgba(6, 182, 212, 0.8));
    box-shadow: 0 4px 8px rgba(30, 64, 175, 0.3);
}

/* Loading Animation */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: #ffffff;
    animation: spin 1s ease-in-out infinite;
}

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

/* Tooltip */
.tooltip {
    position: relative;
    display: inline-block;
}

.tooltip .tooltiptext {
    visibility: hidden;
    width: 200px;
    background: linear-gradient(135deg, rgba(30, 41, 59, 0.95), rgba(15, 23, 42, 0.95));
    color: #ffffff;
    text-align: center;
    border-radius: 12px;
    padding: 12px;
    position: absolute;
    z-index: 1000;
    bottom: 125%;
    left: 50%;
    margin-left: -100px;
    opacity: 0;
    transition: opacity 0.3s ease;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(30, 64, 175, 0.3);
}

/* ===== NEW WORKFLOW DESIGN ===== */

/* Main Workflow Container */
.main-workflow {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
}

/* Workflow Steps */
.workflow-step {
    background: linear-gradient(135deg, rgba(30, 41, 59, 0.9), rgba(15, 23, 42, 0.8));
    backdrop-filter: blur(15px);
    border-radius: 20px;
    padding: 30px;
    margin-bottom: 30px;
    border: 1px solid rgba(30, 64, 175, 0.3);
    box-shadow: 0 20px 40px rgba(30, 64, 175, 0.2);
    transition: all 0.3s ease;
}

.workflow-step:hover {
    transform: translateY(-5px);
    box-shadow: 0 25px 50px rgba(30, 64, 175, 0.3);
}

/* Step Header */
.step-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 25px;
}

.step-number {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #1e40af, #06b6d4);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 18px;
    color: white;
    box-shadow: 0 4px 12px rgba(30, 64, 175, 0.4);
}

.step-header h3 {
    margin: 0;
    font-size: 24px;
    font-weight: 600;
    color: #ffffff;
}

/* Upload Step Styles */
.upload-step .upload-area {
    border: 2px dashed rgba(30, 64, 175, 0.5);
    border-radius: 15px;
    padding: 40px 20px;
    text-align: center;
    transition: all 0.3s ease;
    background: rgba(30, 64, 175, 0.05);
}

.upload-step .upload-area:hover,
.upload-step .upload-area.dragover {
    border-color: #06b6d4;
    background: rgba(6, 182, 212, 0.1);
    transform: scale(1.02);
}

.upload-content h4 {
    font-size: 20px;
    margin: 15px 0 10px;
    color: #ffffff;
}

.upload-content p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 20px;
}

.upload-content i {
    font-size: 48px;
    color: #06b6d4;
    margin-bottom: 15px;
}

/* Process Step Styles */
.process-controls {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-large {
    padding: 15px 30px;
    font-size: 18px;
    font-weight: 600;
    min-width: 200px;
}

/* Download Step Styles */
.download-controls {
    text-align: center;
}

.export-buttons {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 15px;
    margin-top: 20px;
}

.btn-export {
    padding: 12px 20px;
    border-radius: 12px;
    border: none;
    background: linear-gradient(135deg, rgba(30, 64, 175, 0.8), rgba(6, 182, 212, 0.8));
    color: white;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.btn-export:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(30, 64, 175, 0.4);
}

.btn-export:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Compact File Info */
.file-info-compact {
    background: rgba(30, 41, 59, 0.6);
    backdrop-filter: blur(10px);
    border-radius: 12px;
    padding: 15px;
    margin: 20px auto;
    max-width: 600px;
    text-align: center;
    border: 1px solid rgba(30, 64, 175, 0.3);
}

.info-summary {
    color: rgba(255, 255, 255, 0.9);
    font-size: 14px;
}

/* Compact Statistics */
.statistics-section {
    background: rgba(30, 41, 59, 0.6);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    padding: 25px;
    margin: 30px auto;
    max-width: 800px;
    border: 1px solid rgba(30, 64, 175, 0.3);
}

.stats-container h4 {
    text-align: center;
    margin-bottom: 20px;
    color: #ffffff;
    font-size: 18px;
}

.stats-grid-compact {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 15px;
}

.stat-item {
    background: rgba(30, 64, 175, 0.2);
    border-radius: 10px;
    padding: 15px;
    text-align: center;
    border: 1px solid rgba(30, 64, 175, 0.3);
}

.stat-value {
    display: block;
    font-size: 20px;
    font-weight: bold;
    color: #06b6d4;
    margin-bottom: 5px;
}

.stat-label {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.8);
}

/* Collapsible Settings */
.settings-panel {
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(15px);
    border-radius: 15px;
    margin: 20px auto;
    max-width: 800px;
    border: 1px solid rgba(30, 64, 175, 0.3);
    overflow: hidden;
}

.settings-content {
    padding: 25px;
}

.preset-buttons {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 10px;
    margin-top: 15px;
}

.preset-btn {
    background: rgba(30, 64, 175, 0.3);
    border: 1px solid rgba(30, 64, 175, 0.5);
    border-radius: 10px;
    padding: 12px 8px;
    color: white;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
    font-size: 12px;
}

.preset-btn:hover {
    background: rgba(30, 64, 175, 0.5);
    transform: translateY(-2px);
}

.preset-btn.active {
    background: linear-gradient(135deg, #1e40af, #06b6d4);
    box-shadow: 0 4px 12px rgba(30, 64, 175, 0.4);
}

/* Visualization Improvements */
.visualization {
    background: rgba(30, 41, 59, 0.6);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    padding: 20px;
    margin: 20px auto;
    max-width: 900px;
    border: 1px solid rgba(30, 64, 175, 0.3);
}

.visualization-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.visualization-header h4 {
    margin: 0;
    color: #ffffff;
}

.btn-small {
    padding: 8px 12px;
    font-size: 12px;
    background: rgba(30, 64, 175, 0.5);
    border: none;
    border-radius: 8px;
    color: white;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-small:hover {
    background: rgba(30, 64, 175, 0.7);
}

.canvas-wrapper {
    margin-bottom: 20px;
}

.canvas-wrapper h5 {
    margin-bottom: 10px;
    color: rgba(255, 255, 255, 0.9);
    font-size: 14px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .main-workflow {
        padding: 15px;
    }
    
    .workflow-step {
        padding: 20px;
        margin-bottom: 20px;
    }
    
    .step-header h3 {
        font-size: 20px;
    }
    
    .step-number {
        width: 35px;
        height: 35px;
        font-size: 16px;
    }
    
    .upload-content i {
        font-size: 36px;
    }
    
    .upload-content h4 {
        font-size: 18px;
    }
    
    .process-controls {
        flex-direction: column;
        align-items: center;
    }
    
    .btn-large {
        min-width: auto;
        width: 100%;
        max-width: 300px;
    }
    
    .export-buttons {
        grid-template-columns: 1fr;
        max-width: 300px;
        margin: 20px auto 0;
    }
    
    .stats-grid-compact {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .preset-buttons {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .container {
        padding: 10px;
    }
    
    .workflow-step {
        padding: 15px;
    }
    
    .step-header {
        gap: 10px;
    }
    
    .step-header h3 {
        font-size: 18px;
    }
    
    .upload-area {
        padding: 30px 15px !important;
    }
    
    .stats-grid-compact {
        grid-template-columns: 1fr;
    }
    
    .preset-buttons {
        grid-template-columns: 1fr;
    }
}

.tooltip {
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

.tooltip:hover .tooltiptext {
    visibility: visible;
    opacity: 1;
}

/* Animations */
@keyframes slideInUp {
    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 fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes pulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
    100% {
        transform: scale(1);
    }
}

/* Enhanced Responsive Design */
@media (max-width: 1200px) {
    .file-info-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }
    
    .preview-grid {
        grid-template-columns: 1fr;
    }
    
    .processing-steps {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    }
}

@media (max-width: 768px) {
    .file-success {
        padding: 25px;
    }
    
    .enhanced-processing {
        padding: 25px;
    }
    
    .preview-section {
        padding: 25px;
    }
    
    .file-info-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .info-item {
        padding: 12px 15px;
    }
    
    .btn-start-process {
        padding: 12px 30px;
        font-size: 1.1em;
    }
    
    .processing-steps {
        grid-template-columns: 1fr;
        gap: 10px;
    }
    
    .step-item {
        padding: 12px 15px;
        font-size: 0.9em;
    }
    
    .preview-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .preview-item {
        padding: 20px;
    }
    
    .time-info {
        flex-direction: column;
        gap: 5px;
        text-align: center;
    }
    
    .success-icon {
        font-size: 3em;
    }
    
    .file-success h3 {
        font-size: 1.5em;
    }
    
    .preview-header h3 {
        font-size: 1.5em;
    }
    
    .media-preview h4 {
        font-size: 1.2em;
    }
}

@media (max-width: 480px) {
    .file-success {
        padding: 20px;
        margin: 20px 0;
    }
    
    .enhanced-processing {
        padding: 20px;
    }
    
    .preview-section {
        padding: 20px;
    }
    
    .success-icon {
        font-size: 2.5em;
    }
    
    .file-success h3 {
        font-size: 1.3em;
        margin-bottom: 20px;
    }
    
    .btn-start-process {
        padding: 10px 25px;
        font-size: 1em;
    }
    
    .progress-bar-enhanced {
        height: 16px;
    }
    
    .processing-header h4 {
        font-size: 1.3em;
    }
    
    .preview-header h3 {
        font-size: 1.3em;
    }
    
    .media-preview h4 {
        font-size: 1.1em;
    }
    
    .preview-item video {
        max-height: 200px;
    }
}

/* Re-process Section Styles */
.reprocess-section {
    background: linear-gradient(135deg, rgba(30, 41, 59, 0.9), rgba(15, 23, 42, 0.8));
    backdrop-filter: blur(15px);
    border-radius: 20px;
    padding: 30px;
    margin: 30px 20px;
    border: 1px solid rgba(30, 64, 175, 0.3);
    box-shadow: 0 20px 40px rgba(30, 64, 175, 0.2);
    position: relative;
    overflow: hidden;
}

.reprocess-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(6, 182, 212, 0.05) 0%, transparent 50%, rgba(30, 64, 175, 0.05) 100%);
    pointer-events: none;
    z-index: 1;
}

.reprocess-header {
    text-align: center;
    margin-bottom: 30px;
    position: relative;
    z-index: 2;
}

.reprocess-header h3 {
    color: #ffffff;
    font-size: 1.5rem;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background: linear-gradient(135deg, #ffffff 0%, #6dd5ed 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.reprocess-header p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1rem;
    line-height: 1.5;
}

.reprocess-controls {
    display: flex;
    gap: 15px;
    justify-content: center;
    margin-top: 25px;
    position: relative;
    z-index: 2;
}

.reprocess-controls .btn {
    min-width: 180px;
    padding: 15px 25px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 12px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.reprocess-controls .btn-primary {
    background: linear-gradient(135deg, #1e40af 0%, #06b6d4 100%);
    border: 1px solid rgba(6, 182, 212, 0.5);
    color: white;
}

.reprocess-controls .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(6, 182, 212, 0.4);
    background: linear-gradient(135deg, #1d4ed8 0%, #0891b2 100%);
}

.reprocess-controls .btn-secondary {
    background: linear-gradient(135deg, rgba(71, 85, 105, 0.8), rgba(51, 65, 85, 0.9));
    border: 1px solid rgba(148, 163, 184, 0.3);
    color: rgba(255, 255, 255, 0.9);
}

.reprocess-controls .btn-secondary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(71, 85, 105, 0.4);
    background: linear-gradient(135deg, rgba(71, 85, 105, 0.9), rgba(51, 65, 85, 1));
    border-color: rgba(148, 163, 184, 0.5);
}

/* Responsive Design for Re-process Section */
@media (max-width: 768px) {
    .reprocess-section {
        margin: 20px 10px;
        padding: 20px;
    }
    
    .reprocess-header h3 {
        font-size: 1.3rem;
        flex-direction: column;
        gap: 5px;
    }
    
    .reprocess-controls {
        flex-direction: column;
        align-items: center;
    }
    
    .reprocess-controls .btn {
        width: 100%;
        max-width: 300px;
    }
}

/* Enhanced Error Message Animations */
@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideOut {
    from {
        transform: translateX(0);
        opacity: 1;
    }
    to {
        transform: translateX(100%);
        opacity: 0;
    }
}

/* Enhanced Progress Indicators */
.step-indicator {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: #374151;
    border: 2px solid #6b7280;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #9ca3af;
    font-weight: bold;
    transition: all 0.3s ease;
    position: relative;
}

.step-indicator.active {
    background: #3b82f6;
    border-color: #3b82f6;
    color: white;
    animation: pulse 2s infinite;
}

.step-indicator.completed {
    background: #10b981;
    border-color: #10b981;
    color: white;
}

.step-indicator.completed::after {
    content: '✓';
    position: absolute;
    font-size: 14px;
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(59, 130, 246, 0.7);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(59, 130, 246, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(59, 130, 246, 0);
    }
}

/* Enhanced Progress Bar */
#progressFillEnhanced {
    height: 100%;
    background: linear-gradient(90deg, #3b82f6, #10b981);
    border-radius: inherit;
    transition: width 0.3s ease;
    position: relative;
    overflow: hidden;
}

#progressFillEnhanced::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.2),
        transparent
    );
    animation: shimmer 2s infinite;
}

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

/* Error Message Styling */
.error-message {
    font-family: 'Cairo', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif !important;
    direction: rtl;
    text-align: right;
}

/* Memory Usage Indicator */
.memory-usage {
    position: fixed;
    bottom: 20px;
    left: 20px;
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 8px 12px;
    border-radius: 6px;
    font-size: 12px;
    z-index: 9999;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.memory-usage.warning {
    background: rgba(245, 158, 11, 0.9);
    color: white;
}

.memory-usage.critical {
    background: rgba(239, 68, 68, 0.9);
    color: white;
    animation: blink 1s infinite;
}

@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0.3; }
}

/* تنسيقات دعم الملفات والتحذيرات */
.validation-warnings {
    margin: 15px 0;
    padding: 12px;
    background: linear-gradient(135deg, #fff3cd, #ffeaa7);
    border: 1px solid #ffc107;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(255, 193, 7, 0.1);
}

.warnings-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.warning-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    background: rgba(255, 255, 255, 0.7);
    border-radius: 6px;
    font-size: 0.9rem;
    color: #856404;
    border-left: 3px solid #ffc107;
    transition: all 0.3s ease;
}

.warning-item:hover {
    background: rgba(255, 255, 255, 0.9);
    transform: translateX(5px);
}

/* مؤشر تعقيد المعالجة */
.processing-complexity {
    margin: 10px 0;
    padding: 10px;
    border-radius: 6px;
    text-align: center;
    font-weight: 500;
    transition: all 0.3s ease;
}

.complexity-high {
    color: #dc3545;
    background: linear-gradient(135deg, #f8d7da, #f5c6cb);
    border: 1px solid #f5c6cb;
    animation: pulse 2s infinite;
}

.complexity-normal {
    color: #28a745;
    background: linear-gradient(135deg, #d4edda, #c3e6cb);
    border: 1px solid #c3e6cb;
}

/* شبكة عرض التنسيقات المدعومة */
.format-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin: 15px 0;
}

.format-category {
    padding: 15px;
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
    border-radius: 8px;
    border: 1px solid #dee2e6;
}

.format-category h5 {
    margin: 0 0 10px 0;
    color: #495057;
    font-size: 1.1rem;
    font-weight: 600;
    text-align: center;
    border-bottom: 2px solid #007bff;
    padding-bottom: 5px;
}

.format-tag {
    display: inline-block;
    margin: 4px;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
    text-transform: uppercase;
    transition: all 0.3s ease;
    cursor: default;
}

.format-tag:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

/* حالات دعم التنسيقات */
.full-support {
    background: linear-gradient(135deg, #28a745, #20c997);
    color: white;
    border: 1px solid #28a745;
}

.partial-support {
    background: linear-gradient(135deg, #ffc107, #fd7e14);
    color: #212529;
    border: 1px solid #ffc107;
}

.no-support {
    background: linear-gradient(135deg, #dc3545, #e74c3c);
    color: white;
    border: 1px solid #dc3545;
    opacity: 0.7;
}

/* تحسينات متجاوبة للتنسيقات */
@media (max-width: 768px) {
    .format-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .validation-warnings {
        margin: 10px 0;
        padding: 10px;
    }
    
    .warning-item {
        font-size: 0.85rem;
        padding: 6px 10px;
    }
    
    .format-tag {
        font-size: 0.75rem;
        padding: 4px 8px;
        margin: 2px;
    }
}

/* تأثيرات إضافية للتفاعل */
.format-category:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 123, 255, 0.15);
    border-color: #007bff;
}

.processing-complexity:hover {
    transform: scale(1.02);
}

/* أيقونات التنسيقات */
.format-tag::before {
    content: "📁";
    margin-right: 5px;
}

.full-support::before {
    content: "✅";
}

.partial-support::before {
    content: "⚠️";
}

.no-support::before {
    content: "❌";
}