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

:root {
    --primary-color: #667eea;
    --secondary-color: #764ba2;
    --accent-color: #f093fb;
    --background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --card-bg: #ffffff;
    --text-primary: #2d3748;
    --text-secondary: #718096;
    --border-color: #e2e8f0;
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 15px 40px rgba(0, 0, 0, 0.15);
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: var(--background);
    min-height: 100vh;
    padding: 20px;
    direction: rtl;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
}

.header {
    text-align: center;
    color: white;
    margin-bottom: 30px;
    animation: fadeInDown 0.6s ease-out;
}

.header h1 {
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    margin-bottom: 10px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
}

.header p {
    font-size: clamp(0.9rem, 2vw, 1.1rem);
    opacity: 0.95;
}

.main-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    animation: fadeIn 0.8s ease-out;
}

.control-panel, .preview-panel {
    background: var(--card-bg);
    border-radius: 20px;
    padding: 30px;
    box-shadow: var(--shadow);
    overflow-y: auto;
    max-height: calc(100vh - 180px);
}

.preview-panel h3, .section h3 {
    color: var(--text-primary);
    margin-bottom: 20px;
    font-size: clamp(1.1rem, 2vw, 1.3rem);
    display: flex;
    align-items: center;
    gap: 10px;
}

.section {
    margin-bottom: 30px;
    padding-bottom: 30px;
    border-bottom: 2px solid var(--border-color);
}

.section:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-primary);
    font-weight: 600;
    font-size: clamp(0.9rem, 1.5vw, 1rem);
}

input[type="text"], input[type="color"], select, input[type="file"] {
    width: 100%;
    padding: 12px;
    border: 2px solid var(--border-color);
    border-radius: 10px;
    font-size: 1rem;
    transition: all 0.3s ease;
}

input[type="text"]:focus, select:focus, input[type="file"]:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

input[type="color"] {
    height: 50px;
    cursor: pointer;
    border: 2px solid var(--border-color);
}

.color-input-group {
    display: flex;
    gap: 10px;
}

.color-input-group input[type="color"] {
    width: 60px;
    flex-shrink: 0;
}

.color-input-group input[type="text"] {
    flex: 1;
}

input[type="range"] {
    width: calc(100% - 100px);
    cursor: pointer;
}

input[type="range"]::-webkit-slider-thumb {
    appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--primary-color);
    cursor: pointer;
    transition: all 0.3s ease;
}

input[type="range"]::-webkit-slider-thumb:hover {
    transform: scale(1.2);
    box-shadow: 0 0 10px var(--primary-color);
}

input[type="range"]::-moz-range-thumb {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--primary-color);
    cursor: pointer;
    border: none;
    transition: all 0.3s ease;
}

input[type="range"]::-moz-range-thumb:hover {
    transform: scale(1.2);
    box-shadow: 0 0 10px var(--primary-color);
}

.slider-value {
    display: inline-block;
    margin-right: 10px;
    font-weight: 600;
    color: var(--primary-color);
    min-width: 60px;
    font-size: 0.9rem;
}

.slider-container {
    display: flex;
    align-items: center;
    gap: 10px;
}

.form-hint {
    display: block;
    margin-top: 5px;
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-style: italic;
}

.theme-buttons {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
}

.theme-btn {
    padding: 12px;
    border: 2px solid var(--border-color);
    border-radius: 10px;
    background: white;
    cursor: pointer;
    font-size: 0.95rem;
    font-weight: 600;
    transition: all 0.3s ease;
}

.theme-btn:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.3);
}

.theme-btn.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.btn {
    padding: 12px 24px;
    border: none;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
    margin-bottom: 10px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.4);
}

.btn-secondary {
    background: #f7fafc;
    color: var(--text-primary);
    border: 2px solid var(--border-color);
}

.btn-secondary:hover {
    background: #edf2f7;
    border-color: var(--text-secondary);
}

.btn-download {
    background: #48bb78;
    color: white;
    box-shadow: 0 5px 15px rgba(72, 187, 120, 0.3);
}

.btn-download:hover {
    background: #38a169;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(72, 187, 120, 0.4);
}

.download-buttons {
    display: flex;
    flex-direction: column;
}

.preview-container {
    background: white;
    border-radius: 15px;
    min-height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px dashed var(--border-color);
    padding: 20px;
}

.preview-container .placeholder {
    text-align: center;
    color: var(--text-secondary);
}

.preview-container .placeholder p {
    font-size: 1.2rem;
}

#qrcode {
    display: flex;
    justify-content: center;
    align-items: center;
}

#qrcode canvas, #qrcode img {
    max-width: 100%;
    height: auto;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

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

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

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

/* أيقونات التواصل الاجتماعي */
.logo-type-buttons {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    margin-bottom: 15px;
}

.logo-type-btn {
    padding: 12px;
    border: 2px solid var(--border-color);
    border-radius: 10px;
    background: white;
    cursor: pointer;
    font-size: 0.95rem;
    font-weight: 600;
    transition: all 0.3s ease;
}

.logo-type-btn:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.logo-type-btn.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.social-icons-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(60px, 1fr));
    gap: 10px;
    margin-top: 10px;
}

.social-icon-item {
    width: 100%;
    aspect-ratio: 1;
    border: 2px solid var(--border-color);
    border-radius: 12px;
    background: white;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 10px;
    font-size: 1.5rem;
}

.social-icon-item:hover {
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.2);
}

.social-icon-item.active {
    border-color: var(--primary-color);
    border-width: 3px;
    background: rgba(102, 126, 234, 0.1);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.social-icon-item.upload-icon-item {
    border: 2px dashed var(--border-color) !important;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1) 0%, rgba(118, 75, 162, 0.1) 100%) !important;
    position: relative;
}

.social-icon-item.upload-icon-item:hover {
    border-color: var(--primary-color) !important;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.2) 0%, rgba(118, 75, 162, 0.2) 100%) !important;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
}

.social-icon-item.upload-icon-item.active {
    border-color: var(--primary-color) !important;
    border-width: 3px !important;
    border-style: solid !important;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.2) 0%, rgba(118, 75, 162, 0.2) 100%) !important;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.2);
}

#qrcode img {
    animation: scaleIn 0.5s ease-out;
}

/* التجاوب */
@media (max-width: 1200px) {
    .main-content {
        gap: 20px;
    }

    .control-panel, .preview-panel {
        padding: 25px;
    }
}

@media (max-width: 1024px) {
    .main-content {
        grid-template-columns: 1fr;
    }

    .control-panel, .preview-panel {
        max-height: none;
    }
}

@media (max-width: 768px) {
    body {
        padding: 10px;
    }

    .header h1 {
        font-size: 1.8rem;
    }

    .control-panel, .preview-panel {
        padding: 20px;
        border-radius: 15px;
    }

    .theme-buttons {
        grid-template-columns: 1fr;
    }

    .theme-btn {
        padding: 15px;
    }

    input[type="range"] {
        width: calc(100% - 80px);
    }

    .slider-value {
        min-width: 50px;
        font-size: 0.85rem;
    }

    .preview-container {
        min-height: 300px;
        padding: 15px;
    }
}

@media (max-width: 480px) {
    .header h1 {
        font-size: 1.5rem;
    }

    .header p {
        font-size: 0.9rem;
    }

    .control-panel, .preview-panel {
        padding: 15px;
        border-radius: 10px;
    }

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

    .form-group {
        margin-bottom: 15px;
    }

    input[type="text"], input[type="color"], select, input[type="file"] {
        padding: 10px;
        font-size: 0.9rem;
    }

    .theme-btn {
        padding: 12px;
        font-size: 0.85rem;
    }

    .btn {
        padding: 10px 20px;
        font-size: 0.9rem;
    }

    .social-icons-grid {
        grid-template-columns: repeat(auto-fill, minmax(45px, 1fr));
        gap: 8px;
    }

    .logo-type-buttons {
        grid-template-columns: 1fr;
    }

    .logo-type-btn {
        padding: 10px;
        font-size: 0.85rem;
    }

    .preview-container {
        min-height: 250px;
    }

    .main-content {
        gap: 15px;
    }

    .color-input-group {
        flex-direction: column;
        gap: 8px;
    }

    .color-input-group input[type="color"] {
        width: 100%;
    }
}

@media (max-width: 320px) {
    .header h1 {
        font-size: 1.3rem;
    }

    .social-icons-grid {
        grid-template-columns: repeat(auto-fill, minmax(40px, 1fr));
    }
}

/* طباعة */
@media print {
    body {
        background: white;
        padding: 0;
    }

    .header, .control-panel {
        display: none;
    }

    .preview-panel {
        box-shadow: none;
        padding: 0;
    }

    #qrcode canvas, #qrcode img {
        box-shadow: none;
    }
}

/* تحسينات الوصول */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* التركيز للوحة المفاتيح */
.btn:focus, .theme-btn:focus {
    outline: 3px solid var(--primary-color);
    outline-offset: 2px;
}

input[type="text"]:focus, 
input[type="color"]:focus, 
select:focus, 
input[type="file"]:focus {
    outline: 3px solid rgba(102, 126, 234, 0.3);
    outline-offset: 2px;
}