/*
  ============================================
  OCR4all.ai - النسخة النهائية المحسّنة
  ============================================
*/

:root {
    --primary-color: #6D28D9;
    --primary-light: #8B5CF6;
    --primary-dark: #5B21B6;
    --success-color: #10B981;
    --info-color: #3B82F6;
    --text-color: #1F2937;
    --secondary-text: #6B7280;
    --background-color: #F9FAFB;
    --border-color: #E5E7EB;
    --hover-bg: #F3F4F6;
    --box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --box-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: #fff;
    color: var(--text-color);
    line-height: 1.6;
    min-height: 100vh;
    transition: direction 0.3s ease;
}

body[dir="rtl"] {
    font-family: 'Cairo', sans-serif;
}

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

/*
  ============================================
  Header
  ============================================
*/
.header {
    border-bottom: 1px solid var(--border-color);
    padding: 15px 0;
    background-color: #fff;
    position: sticky;
    top: 0;
    z-index: 100;
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
}

.logo {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-color);
    white-space: nowrap;
}

.nav {
    display: flex;
    gap: 25px;
}

.nav a {
    color: var(--secondary-text);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.2s;
    white-space: nowrap;
}

.nav a:hover {
    color: var(--primary-color);
}

/*
  ============================================
  قائمة اللغة
  ============================================
*/
.language-selector {
    position: relative;
    display: inline-block;
}

.language-btn {
    background-color: var(--background-color);
    border: 1px solid var(--border-color);
    padding: 10px 16px;
    cursor: pointer;
    border-radius: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    color: var(--text-color);
    transition: all 0.2s ease;
    font-size: 0.95rem;
}

.language-btn:hover {
    background-color: var(--hover-bg);
    border-color: var(--primary-color);
}

.dropdown-arrow {
    font-size: 0.7rem;
    transition: transform 0.3s ease;
}

.language-selector.active .dropdown-arrow {
    transform: rotate(180deg);
}

.language-dropdown {
    display: none !important;
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    background-color: #fff;
    min-width: 180px;
    max-height: 400px;
    overflow-y: auto;
    box-shadow: var(--box-shadow-lg);
    z-index: 1000;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.language-selector.active .language-dropdown {
    display: block !important;
}

.language-dropdown-item {
    color: var(--text-color);
    padding: 12px 16px;
    text-decoration: none;
    display: block;
    text-align: left;
    transition: background-color 0.2s;
    font-size: 0.95rem;
    border-bottom: 1px solid var(--background-color);
}

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

.language-dropdown-item:hover {
    background-color: var(--background-color);
    color: var(--primary-color);
}

body[dir="rtl"] .language-dropdown {
    right: auto;
    left: 0;
}

body[dir="rtl"] .language-dropdown-item {
    text-align: right;
}

/*
  ============================================
  المحتوى الرئيسي
  ============================================
*/
.main-content {
    padding: 60px 20px;
    text-align: center;
}

.main-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 15px;
    line-height: 1.2;
}

.subtitle {
    font-size: 1.15rem;
    color: var(--secondary-text);
    margin-bottom: 40px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/*
  ============================================
  خيارات OCR
  ============================================
*/
.ocr-options {
    max-width: 650px;
    margin: 0 auto 30px;
}

.ocr-language-selector {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    margin-bottom: 20px;
}

.ocr-language-selector label {
    font-weight: 600;
    color: var(--text-color);
    font-size: 1rem;
}

.ocr-language-select {
    padding: 10px 15px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    background-color: #fff;
    color: var(--text-color);
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    min-width: 250px;
}

.ocr-language-select:hover {
    border-color: var(--primary-color);
}

.ocr-language-select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(109, 40, 217, 0.1);
}

/* زر المعلومات */
.info-icon {
    background: none;
    border: none;
    color: var(--info-color);
    cursor: pointer;
    padding: 5px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.2s ease;
}

.info-icon:hover {
    background-color: rgba(59, 130, 246, 0.1);
    transform: scale(1.1);
}

/* رسالة المعلومات */
.info-message {
    background-color: #EFF6FF;
    border: 1px solid #BFDBFE;
    border-radius: 8px;
    padding: 15px;
    margin-bottom: 20px;
    display: flex;
    align-items: start;
    gap: 12px;
    text-align: left;
}

body[dir="rtl"] .info-message {
    text-align: right;
}

.info-content {
    display: flex;
    gap: 12px;
    align-items: start;
}

.info-svg {
    color: var(--info-color);
    flex-shrink: 0;
    margin-top: 2px;
}

.info-message p {
    margin: 0;
    color: #1E40AF;
    font-size: 0.95rem;
    line-height: 1.5;
}

/* خيار التحسين التلقائي */
.image-enhancement {
    display: flex;
    justify-content: center;
    align-items: center;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    font-size: 0.95rem;
    color: var(--text-color);
    user-select: none;
}

.checkbox-label input[type="checkbox"] {
    display: none;
}

.checkbox-custom {
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-color);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    background-color: #fff;
}

.checkbox-label input[type="checkbox"]:checked + .checkbox-custom {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.checkbox-label input[type="checkbox"]:checked + .checkbox-custom::after {
    content: '✓';
    color: #fff;
    font-size: 14px;
    font-weight: bold;
}

/*
  ============================================
  منطقة الرفع
  ============================================
*/
.drop-zone {
    max-width: 650px;
    margin: 0 auto;
    padding: 60px 30px;
    border: 3px dashed var(--border-color);
    border-radius: 12px;
    background-color: var(--background-color);
    transition: all 0.3s ease;
    cursor: pointer;
}

.drop-zone:hover {
    border-color: var(--primary-color);
    background-color: #FAFAFA;
}

.drop-zone.drag-over {
    border-color: var(--primary-color);
    background-color: #F5F3FF;
    border-style: solid;
    transform: scale(1.02);
}

.upload-icon {
    color: var(--primary-color);
    margin-bottom: 20px;
    display: flex;
    justify-content: center;
}

.drop-text {
    color: var(--secondary-text);
    margin-bottom: 25px;
    font-size: 1.05rem;
}

.upload-btn {
    background-color: var(--primary-color);
    color: #fff;
    border: none;
    padding: 14px 35px;
    border-radius: 8px;
    font-size: 1.05rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.upload-btn:hover {
    background-color: var(--primary-light);
    transform: translateY(-2px);
}

#file-input {
    display: none;
}

/*
  ============================================
  منطقة التقدم
  ============================================
*/
.progress-section {
    max-width: 750px;
    margin: 0 auto;
    padding: 40px 20px;
    text-align: center;
}

.progress-title {
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 30px;
}

/* عرض اللغة المكتشفة */
.detected-language-info {
    margin-bottom: 20px;
    display: none;
}

.detecting-animation {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    color: var(--primary-color);
    font-weight: 500;
}

.spinner {
    width: 20px;
    height: 20px;
    border: 3px solid var(--border-color);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

.progress-bar-container {
    background-color: var(--border-color);
    border-radius: 10px;
    height: 12px;
    margin-bottom: 15px;
    overflow: hidden;
}

#progress-bar {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, var(--primary-color), var(--primary-light));
    transition: width 0.4s ease-in-out;
}

.progress-text {
    color: var(--secondary-text);
    font-size: 1rem;
}

/*
  ============================================
  منطقة النتائج
  ============================================
*/
.result-section {
    max-width: 900px;
    margin: 0 auto;
    padding: 40px 20px;
    text-align: center;
}

.result-title {
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 20px;
}

/* شارة اللغة المكتشفة */
.detected-language-badge {
    display: none;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-bottom: 20px;
    padding: 10px 20px;
    background-color: #F0FDF4;
    border: 1px solid #BBF7D0;
    border-radius: 8px;
    color: #166534;
    font-size: 0.95rem;
}

.detected-language-badge strong {
    color: #15803D;
    font-weight: 600;
}

/* أدوات التنسيق */
.text-formatting-tools {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
    margin-bottom: 20px;
    padding: 15px;
    background-color: var(--background-color);
    border-radius: 8px;
}

.formatting-group {
    display: flex;
    align-items: center;
    gap: 10px;
}

.formatting-group label {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--secondary-text);
}

.format-select {
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background-color: #fff;
    cursor: pointer;
    font-size: 0.9rem;
}

.format-slider {
    width: 100px;
    cursor: pointer;
}

.formatting-group span {
    font-size: 0.9rem;
    color: var(--text-color);
    min-width: 45px;
}

/* صندوق النص */
.extracted-text-box {
    background-color: var(--background-color);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 25px;
    min-height: 300px;
    text-align: left;
    margin-bottom: 25px;
    overflow-x: auto;
}

#extracted-text {
    white-space: pre-wrap;
    font-size: 16px;
    line-height: 1.8;
    font-family: 'Inter', sans-serif;
    color: var(--text-color);
}

/* أزرار الإجراءات */
.result-actions {
    display: flex;
    justify-content: center;
    gap: 15px;
    flex-wrap: wrap;
}

.action-btn {
    padding: 12px 24px;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 8px;
}

.action-btn svg {
    flex-shrink: 0;
}

.copy-btn {
    background-color: var(--primary-color);
    color: #fff;
    border: none;
}

.copy-btn:hover {
    background-color: var(--primary-light);
    transform: translateY(-2px);
}

.download-btn {
    background-color: var(--success-color);
    color: #fff;
    border: none;
}

.download-btn:hover {
    background-color: #059669;
    transform: translateY(-2px);
}

.upload-another-btn {
    background-color: #fff;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.upload-another-btn:hover {
    background-color: var(--primary-color);
    color: #fff;
    transform: translateY(-2px);
}

/*
  ============================================
  العناصر المخفية
  ============================================
*/
.hidden {
    display: none !important;
}

/*
  ============================================
  دعم RTL
  ============================================
*/
body[dir="rtl"] .nav {
    flex-direction: row-reverse;
}

body[dir="rtl"] .ocr-language-selector {
    flex-direction: row-reverse;
}

body[dir="rtl"] .checkbox-label {
    flex-direction: row-reverse;
}

/*
  ============================================
  Responsive
  ============================================
*/
@media (max-width: 768px) {
    .header .container {
        flex-wrap: wrap;
        justify-content: center;
    }

    .logo {
        width: 100%;
        text-align: center;
        margin-bottom: 10px;
    }

    .nav {
        width: 100%;
        justify-content: center;
        gap: 15px;
    }

    .main-title {
        font-size: 2.2rem;
    }

    .ocr-language-selector {
        flex-direction: column;
        gap: 10px;
    }

    .ocr-language-select {
        width: 100%;
    }

    .text-formatting-tools {
        flex-direction: column;
        gap: 15px;
    }

    .result-actions {
        flex-direction: column;
    }

    .action-btn {
        width: 100%;
        justify-content: center;
    }
}

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

    .drop-zone {
        padding: 40px 20px;
    }
}