/* Next-Gen QR Generator - Complete Styles */

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    overflow-x: hidden;
    transition: background 0.5s ease;
}

body.light-mode {
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%) !important;
    color: #1a202c;
}

/* Glassmorphism Effects */
.glass-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37), inset 0 1px 0 0 rgba(255, 255, 255, 0.05);
    transition: all 0.3s ease;
}

.glass-card:hover {
    border-color: rgba(255, 255, 255, 0.2);
    box-shadow: 0 12px 48px 0 rgba(0, 0, 0, 0.5), inset 0 1px 0 0 rgba(255, 255, 255, 0.1);
}

.glass-button {
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: white;
    transition: all 0.3s ease;
    cursor: pointer;
}

.glass-button:hover {
    background: rgba(255, 255, 255, 0.12);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

.gradient-button {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    color: white;
    transition: all 0.3s ease;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
}

.gradient-button:hover {
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.6);
    transform: translateY(-2px);
}

.glass-input {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: white;
    transition: all 0.3s ease;
}

.glass-input:focus {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(102, 126, 234, 0.5);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.glass-input::placeholder {
    color: rgba(255, 255, 255, 0.4);
}

.glass-input option {
    background: #1f2937;
    color: white;
}

/* Bento Grid Layout */
.bento-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.bento-preview {
    grid-column: span 5;
    grid-row: span 2;
}

.bento-input {
    grid-column: span 4;
    grid-row: span 1;
}

.bento-templates {
    grid-column: span 3;
    grid-row: span 1;
}

.bento-style {
    grid-column: span 3;
    grid-row: span 1;
}

.bento-advanced {
    grid-column: span 4;
    grid-row: span 1;
}

.bento-custom {
    grid-column: span 3;
    grid-row: span 1;
}

@media (max-width: 1024px) {
    .bento-grid {
        grid-template-columns: repeat(6, 1fr);
    }
    
    .bento-preview {
        grid-column: span 6;
        grid-row: span 1;
    }
    
    .bento-input, .bento-templates, .bento-style, .bento-advanced, .bento-custom {
        grid-column: span 3;
        grid-row: span 1;
    }
}

@media (max-width: 640px) {
    .bento-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .bento-preview, .bento-input, .bento-templates, .bento-style, .bento-advanced, .bento-custom {
        grid-column: span 1;
        grid-row: span 1;
    }
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: scale(0.95); }
    to { opacity: 1; transform: scale(1); }
}

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

.animate-fade-in {
    animation: fadeIn 0.5s ease-out;
}

.animate-slide-up {
    animation: slideUp 0.6s ease-out;
}

/* Template Buttons */
.template-btn {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 0.5rem;
    border-radius: 0.75rem;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
    color: rgba(255, 255, 255, 0.8);
}

.template-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

/* Style Buttons */
.dot-style-btn, .eye-style-btn, .ec-btn {
    background: rgba(255, 255, 255, 0.05);
    border: 2px solid rgba(255, 255, 255, 0.1);
    padding: 0.75rem;
    border-radius: 0.75rem;
    cursor: pointer;
    transition: all 0.3s ease;
    color: rgba(255, 255, 255, 0.6);
    font-size: 1.25rem;
    text-align: center;
}

.dot-style-btn:hover, .eye-style-btn:hover, .ec-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
    color: white;
}

.dot-style-btn.active, .eye-style-btn.active, .ec-btn.active {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-color: #667eea;
    color: white;
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

/* Color Picker */
.color-picker {
    width: 60px;
    height: 40px;
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: 0.5rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.color-picker:hover {
    border-color: rgba(255, 255, 255, 0.4);
    transform: scale(1.05);
}

/* Slider */
.slider {
    -webkit-appearance: none;
    appearance: none;
    height: 8px;
    border-radius: 5px;
    background: rgba(255, 255, 255, 0.1);
    outline: none;
}

.slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(102, 126, 234, 0.4);
}

.slider::-moz-range-thumb {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    cursor: pointer;
    border: none;
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: 1rem;
}

.modal.active {
    display: flex;
}

.modal-content {
    max-height: 90vh;
    overflow-y: auto;
    animation: slideUp 0.4s ease-out;
}

/* History Item */
.history-item {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 1rem;
    border-radius: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.history-item:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.history-item img {
    width: 100%;
    height: 150px;
    object-fit: contain;
    background: white;
    border-radius: 0.5rem;
    margin-bottom: 0.5rem;
}

/* QR Code Container */
#qrcode {
    display: inline-block;
    transition: all 0.4s ease;
}

#qrcode.updating {
    opacity: 0;
    transform: scale(0.95);
}

#qrcode img, #qrcode canvas {
    display: block;
    margin: 0 auto;
    max-width: 100%;
    height: auto;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.2);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.3);
}

/* Light Mode Overrides */
body.light-mode .glass-card {
    background: rgba(255, 255, 255, 0.7);
    border-color: rgba(0, 0, 0, 0.1);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    color: #1a202c;
}

body.light-mode .glass-button,
body.light-mode .glass-input {
    background: rgba(255, 255, 255, 0.5);
    border-color: rgba(0, 0, 0, 0.1);
    color: #1a202c;
}

body.light-mode .template-btn,
body.light-mode .dot-style-btn,
body.light-mode .eye-style-btn,
body.light-mode .ec-btn {
    background: rgba(255, 255, 255, 0.5);
    border-color: rgba(0, 0, 0, 0.1);
    color: #1a202c;
}

body.light-mode .slider {
    background: rgba(0, 0, 0, 0.1);
}