/* Main styles */
:root {
    --primary-color: #ff1493;
    --secondary-color: #00d4ff;
    --success-color: #00ff00;
    --danger-color: #ff0000;
    --dark-bg: #1a1a1a;
    --light-bg: #f5f5f5;
    --text-dark: #333;
    --text-light: #666;
    --border-radius: 12px;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Comic Sans MS', 'Comic Sans', cursive;
    background: repeating-linear-gradient(
        45deg,
        #ff00ff,
        #ff00ff 10px,
        #00ffff 10px,
        #00ffff 20px,
        #ffff00 20px,
        #ffff00 30px
    );
    color: var(--text-dark);
    line-height: 1.6;
    min-height: 100vh;
    animation: backgroundShift 5s infinite;
}

@keyframes backgroundShift {
    0% { filter: hue-rotate(0deg); }
    50% { filter: hue-rotate(360deg); }
    100% { filter: hue-rotate(0deg); }
}

.container {
    max-width: 900px;
    margin: 0 auto;
    padding: 20px;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* Header */
.header {
    text-align: center;
    color: white;
    margin-bottom: 40px;
    padding: 30px 0;
}

.header h1 {
    font-size: 5em;
    font-weight: 900;
    margin-bottom: 10px;
    text-shadow: 3px 3px 0px #ff0080, 6px 6px 0px #00ffff, 9px 9px 0px #ffff00;
    letter-spacing: 4px;
    animation: bounce 0.5s infinite, rainbow 3s infinite;
    color: #00ff00;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

@keyframes rainbow {
    0% { color: #00ff00; }
    25% { color: #00ffff; }
    50% { color: #ff00ff; }
    75% { color: #ffff00; }
    100% { color: #00ff00; }
}

.header .subtitle {
    font-size: 1.5em;
    font-weight: 900;
    opacity: 1;
    color: #ffff00;
    text-shadow: 2px 2px 0px #ff0000, 4px 4px 0px #00ffff;
    animation: blink 0.5s infinite;
}

@keyframes blink {
    0%, 49% { opacity: 1; }
    50%, 100% { opacity: 0.3; }
}

/* Main Content */
.main-content {
    flex: 1;
}

section {
    background: linear-gradient(135deg, #ffaaff, #ffffaa);
    border-radius: 50px;
    padding: 40px;
    margin-bottom: 30px;
    box-shadow: 0 0 30px #ff00ff, 0 0 60px #00ffff;
    border: 5px dashed #ff0000;
    animation: wiggle 1s infinite;
}

@keyframes wiggle {
    0%, 100% { transform: rotate(-1deg); }
    50% { transform: rotate(1deg); }
}

section h2 {
    color: #ff0000;
    margin-bottom: 25px;
    font-size: 2.5em;
    border-bottom: 5px solid #00ff00;
    padding-bottom: 15px;
    text-shadow: 3px 3px 0px #00ffff, 6px 6px 0px #ffff00;
    animation: shake 0.3s infinite;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

/* Upload Section */
.upload-area {
    border: 8px solid #ff00ff;
    border-radius: 0;
    padding: 60px 40px;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    background: repeating-linear-gradient(
        90deg,
        #ffff00,
        #ffff00 10px,
        #ff00ff 10px,
        #ff00ff 20px
    );
    transform: rotate(1deg);
}

.upload-area:hover {
    border-color: #00ffff;
    background: repeating-linear-gradient(
        45deg,
        #00ffff,
        #00ffff 10px,
        #ffff00 10px,
        #ffff00 20px
    );
    transform: rotate(-2deg) scale(1.05);
    animation: flash 0.3s infinite;
}

@keyframes flash {
    0%, 100% { box-shadow: 0 0 20px #ff00ff; }
    50% { box-shadow: 0 0 40px #00ffff; }
}

.upload-area.dragover {
    border-color: var(--primary-color);
    background: #fff5fa;
    box-shadow: 0 0 20px rgba(255, 20, 147, 0.2);
}

.upload-text {
    font-size: 1.5em;
    margin-bottom: 10px;
    color: #ff0000;
    font-weight: 900;
    text-shadow: 2px 2px 0px #00ffff;
    animation: spin 2s linear infinite;
}

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

.upload-hint {
    color: #0000ff;
    font-size: 1.2em;
    font-weight: bold;
    background: #ffff00;
    padding: 5px;
    border: 2px solid #ff0000;
}

.selected-file {
    background: #f0fdf4;
    border: 2px solid var(--success-color);
    border-radius: var(--border-radius);
    padding: 20px;
    margin-top: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.selected-file p {
    font-size: 1.1em;
    color: var(--success-color);
    margin: 0;
}

/* Settings Section */
.setting-group {
    margin-bottom: 35px;
}

.setting-group label {
    display: block;
    margin-bottom: 12px;
    font-weight: 600;
    color: var(--text-dark);
    font-size: 1.05em;
}

#designLevelValue,
#contentLevelValue {
    color: var(--primary-color);
    font-weight: 800;
}

.slider {
    width: 100%;
    height: 8px;
    border-radius: 5px;
    background: linear-gradient(to right, #667eea, #764ba2);
    outline: none;
    -webkit-appearance: none;
    appearance: none;
    cursor: pointer;
}

.slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--primary-color);
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(255, 20, 147, 0.4);
    transition: var(--transition);
}

.slider::-webkit-slider-thumb:hover {
    transform: scale(1.2);
    box-shadow: 0 4px 12px rgba(255, 20, 147, 0.6);
}

.slider::-moz-range-thumb {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--primary-color);
    cursor: pointer;
    border: none;
    box-shadow: 0 2px 8px rgba(255, 20, 147, 0.4);
    transition: var(--transition);
}

.slider::-moz-range-thumb:hover {
    transform: scale(1.2);
    box-shadow: 0 4px 12px rgba(255, 20, 147, 0.6);
}

.setting-hint {
    color: var(--text-light);
    font-size: 0.9em;
    margin-top: 8px;
}

/* Processing Section */
.progress-bar {
    width: 100%;
    height: 12px;
    border-radius: 10px;
    background: var(--light-bg);
    overflow: hidden;
    margin-bottom: 20px;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.1);
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--secondary-color), var(--primary-color));
    width: 0%;
    animation: progress 2s ease-in-out infinite;
}

@keyframes progress {
    0%, 100% {
        width: 0%;
    }
    50% {
        width: 100%;
    }
}

.status-text {
    color: var(--text-dark);
    font-size: 1.1em;
    animation: pulse 1.5s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

/* Results Section */
.result-info {
    background: var(--light-bg);
    padding: 25px;
    border-radius: var(--border-radius);
    margin-bottom: 30px;
    border-left: 5px solid var(--success-color);
}

.result-info strong {
    color: var(--success-color);
    font-size: 1.1em;
}

#resultsList {
    list-style: none;
    margin-top: 15px;
}

#resultsList li {
    padding: 10px 0;
    color: var(--text-dark);
    border-bottom: 1px solid #e0e0e0;
    display: flex;
    align-items: center;
}

#resultsList li::before {
    content: "✓";
    color: var(--success-color);
    font-weight: bold;
    margin-right: 12px;
    font-size: 1.2em;
}

#resultsList li:last-child {
    border-bottom: none;
}

/* Error Section */
.error-text {
    background: #fef2f2;
    border-left: 5px solid var(--danger-color);
    padding: 15px;
    border-radius: var(--border-radius);
    color: var(--danger-color);
    margin-bottom: 20px;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 14px 32px;
    border: none;
    border-radius: var(--border-radius);
    font-size: 1.05em;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    text-align: center;
    margin-right: 12px;
    margin-bottom: 12px;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 12px rgba(0, 0, 0, 0.15);
}

.btn:active {
    transform: translateY(0);
}

.btn-primary {
    background: linear-gradient(45deg, #ff00ff, #00ffff, #ffff00, #ff0000);
    color: #000000;
    width: 100%;
    font-size: 1.3em;
    font-weight: 900;
    border: 5px solid #0000ff;
    box-shadow: 0 0 20px #ff00ff, 0 0 40px #00ffff;
    animation: pulse-button 1s infinite;
}

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

.btn-primary:hover {
    background: conic-gradient(#ff0000, #ffff00, #00ff00, #00ffff, #ff0000);
    animation: spin 1s linear infinite;
}

.btn-success {
    background: linear-gradient(135deg, var(--success-color), #32cd32);
    color: white;
    width: 100%;
}

.btn-success:hover {
    background: linear-gradient(135deg, #00ff00, #32cd32);
}

.btn-secondary {
    background: var(--light-bg);
    color: var(--text-dark);
    border: 2px solid #ddd;
}

.btn-secondary:hover {
    background: #e0e0e0;
    border-color: var(--primary-color);
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* Footer */
.footer {
    text-align: center;
    color: white;
    padding: 30px 0;
    margin-top: auto;
    font-size: 0.95em;
    opacity: 0.9;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 10px;
    }

    .header h1 {
        font-size: 2.5em;
    }

    section {
        padding: 25px;
        margin-bottom: 20px;
    }

    .upload-area {
        padding: 40px 20px;
    }

    .btn {
        padding: 12px 24px;
        font-size: 1em;
        width: 100%;
        margin-bottom: 10px;
    }

    .selected-file {
        flex-direction: column;
        gap: 15px;
    }

    .selected-file p {
        text-align: center;
    }
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

section {
    animation: fadeIn 0.5s ease-out;
}