/* =============================================
 *  glass-effects.css - تأثيرات الزجاج (Glassmorphism)
 * =============================================
 * جميع تأثيرات الزجاج المستخدمة في المنصة
 * مع دعم الخلفيات، الحدود، الظلال، والرسوم المتحركة.
 * =============================================
 */

/* =============================================
 * 1.  الأساسيات المشتركة للزجاج
 * =============================================
 */

/* الزجاج الأساسي */
.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-glass);
}

/* =============================================
 * 2.  أنماط الزجاج المختلفة
 * =============================================
 */

/* زجاج فاتح */
.glass-light {
    background: var(--glass-bg-light);
    backdrop-filter: blur(var(--glass-blur-light));
    -webkit-backdrop-filter: blur(var(--glass-blur-light));
    border: 1px solid var(--glass-border-light);
    box-shadow: var(--shadow-glass-light);
}

/* زجاج داكن */
.glass-dark {
    background: var(--glass-bg-dark);
    backdrop-filter: blur(var(--glass-blur-heavy));
    -webkit-backdrop-filter: blur(var(--glass-blur-heavy));
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-glass-hover);
}

/* زجاج شفاف (بدون خلفية) */
.glass-transparent {
    background: transparent;
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border-light);
    box-shadow: none;
}

/* زجاج مع توهج (Glow) */
.glass-glow {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-glass), var(--shadow-glass-glow-primary);
}

.glass-glow-secondary {
    box-shadow: var(--shadow-glass), var(--shadow-glass-glow-secondary);
}

/* زجاج مع تدرج (Gradient) */
.glass-gradient {
    background: var(--bg-gradient-glass);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-glass);
}

/* =============================================
 * 3.  تأثيرات اللمعان (Shine)
 * =============================================
 */

/* لمعان علوي */
.glass-shine::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(ellipse at 30% 20%, rgba(255, 255, 255, 0.05) 0%, transparent 60%);
    pointer-events: none;
    z-index: 0;
}

.glass-shine>* {
    position: relative;
    z-index: 1;
}

/* لمعان سفلي */
.glass-shine-bottom::before {
    background: radial-gradient(ellipse at 70% 80%, rgba(255, 255, 255, 0.03) 0%, transparent 60%);
}

/* لمعان كامل (على شكل إطار) */
.glass-shine-border {
    position: relative;
}

.glass-shine-border::before {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: inherit;
    padding: 1px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.15) 0%, transparent 50%, rgba(255, 255, 255, 0.05) 100%);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
    z-index: 2;
}

/* =============================================
 * 4.  الحواف والحدود
 * =============================================
 */

/* حواف متوهجة */
.glass-border-glow {
    border-color: rgba(var(--color-primary-rgb), 0.3);
    box-shadow: 0 0 30px rgba(var(--color-primary-rgb), 0.05), var(--shadow-glass);
}

.glass-border-glow-secondary {
    border-color: rgba(var(--color-secondary-rgb), 0.3);
    box-shadow: 0 0 30px rgba(var(--color-secondary-rgb), 0.05), var(--shadow-glass);
}

/* حواف متدرجة */
.glass-border-gradient {
    border-image: linear-gradient(135deg, var(--color-primary), var(--color-secondary)) 1;
    border-image-slice: 1;
}

/* حواف شفافة */
.glass-border-clear {
    border-color: transparent;
}

/* حواف سميكة */
.glass-border-thick {
    border-width: 2px;
}

/* =============================================
 * 5.  التوهجات (Glows)
 * =============================================
 */

/* توهج في الخلفية */
.glass-glow-background {
    position: relative;
    overflow: hidden;
}

.glass-glow-background::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(ellipse at 70% 80%, rgba(var(--color-primary-rgb), 0.05) 0%, transparent 60%);
    pointer-events: none;
    z-index: 0;
}

.glass-glow-background::after {
    content: '';
    position: absolute;
    bottom: -50%;
    left: -50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(ellipse at 30% 20%, rgba(var(--color-secondary-rgb), 0.04) 0%, transparent 60%);
    pointer-events: none;
    z-index: 0;
}

.glass-glow-background>* {
    position: relative;
    z-index: 1;
}

/* توهج مركزي */
.glass-glow-center::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80%;
    height: 80%;
    background: radial-gradient(ellipse at center, rgba(var(--color-primary-rgb), 0.05) 0%, transparent 70%);
    pointer-events: none;
    z-index: 0;
}

.glass-glow-center>* {
    position: relative;
    z-index: 1;
}

/* =============================================
 * 6.  تأثيرات التفاعل (Hover & Focus)
 * =============================================
 */

/* تأثير hover على الزجاج */
.glass-hover {
    transition: all var(--transition-base);
}

.glass-hover:hover {
    border-color: var(--glass-border-hover);
    box-shadow: var(--shadow-glass-hover);
    transform: translateY(-4px);
}

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

.glass-hover-glow:hover {
    box-shadow: var(--shadow-glass-hover), 0 0 40px rgba(var(--color-primary-rgb), 0.05);
}

/* تأثير focus */
.glass-focus:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(var(--color-primary-rgb), 0.1), 0 0 30px rgba(var(--color-primary-rgb), 0.05);
    outline: none;
}

/* تأثير active */
.glass-active:active {
    transform: scale(0.98);
}

/* =============================================
 * 7.  الرسوم المتحركة
 * =============================================
 */

/* نبض الزجاج */
.glass-pulse {
    animation: glass-pulse 3s ease-in-out infinite;
}

@keyframes glass-pulse {
    0%,
    100% {
        box-shadow: var(--shadow-glass);
        border-color: var(--glass-border);
    }
    50% {
        box-shadow: var(--shadow-glass-hover), 0 0 40px rgba(var(--color-primary-rgb), 0.05);
        border-color: rgba(var(--color-primary-rgb), 0.2);
    }
}

/* وميض الزجاج */
.glass-flicker {
    animation: glass-flicker 4s ease-in-out infinite;
}

@keyframes glass-flicker {
    0%,
    100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

/* دوران الزجاج (للخلفيات) */
.glass-rotate {
    animation: glass-rotate 20s linear infinite;
}

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

/* تموج الزجاج */
.glass-ripple {
    position: relative;
    overflow: hidden;
}

.glass-ripple::before {
    content: '';
    position: absolute;
    inset: -50%;
    background: radial-gradient(circle at 30% 40%, rgba(255, 255, 255, 0.03) 0%, transparent 60%);
    animation: glass-ripple 8s ease-in-out infinite;
    pointer-events: none;
    z-index: 0;
}

@keyframes glass-ripple {
    0%,
    100% {
        transform: scale(1) rotate(0deg);
    }
    50% {
        transform: scale(1.1) rotate(3deg);
    }
}

.glass-ripple>* {
    position: relative;
    z-index: 1;
}

/* زجاج متحرك (float) */
.glass-float {
    animation: glass-float 6s ease-in-out infinite;
}

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

/* =============================================
 * 8.  أحجام وأبعاد الزجاج
 * =============================================
 */

/* زجاج صغير */
.glass-sm {
    padding: var(--spacing-3);
    border-radius: var(--radius-lg);
}

/* زجاج متوسط (افتراضي) */
.glass-md {
    padding: var(--spacing-6);
    border-radius: var(--radius-2xl);
}

/* زجاج كبير */
.glass-lg {
    padding: var(--spacing-8);
    border-radius: var(--radius-3xl);
}

/* زجاج بدون padding */
.glass-flat {
    padding: 0;
}

/* =============================================
 * 9.  حالات الزجاج
 * =============================================
 */

/* زجاج ناجح (Success) */
.glass-success {
    background: rgba(var(--color-success-rgb), 0.1);
    border-color: rgba(var(--color-success-rgb), 0.2);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
}

.glass-success:hover {
    border-color: rgba(var(--color-success-rgb), 0.4);
    box-shadow: 0 0 30px rgba(var(--color-success-rgb), 0.1);
}

/* زجاج تحذير (Warning) */
.glass-warning {
    background: rgba(var(--color-warning-rgb), 0.1);
    border-color: rgba(var(--color-warning-rgb), 0.2);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
}

.glass-warning:hover {
    border-color: rgba(var(--color-warning-rgb), 0.4);
    box-shadow: 0 0 30px rgba(var(--color-warning-rgb), 0.1);
}

/* زجاج خطر (Danger) */
.glass-danger {
    background: rgba(var(--color-danger-rgb), 0.1);
    border-color: rgba(var(--color-danger-rgb), 0.2);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
}

.glass-danger:hover {
    border-color: rgba(var(--color-danger-rgb), 0.4);
    box-shadow: 0 0 30px rgba(var(--color-danger-rgb), 0.1);
}

/* زجاج معلومات (Info) */
.glass-info {
    background: rgba(var(--color-info-rgb), 0.1);
    border-color: rgba(var(--color-info-rgb), 0.2);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
}

.glass-info:hover {
    border-color: rgba(var(--color-info-rgb), 0.4);
    box-shadow: 0 0 30px rgba(var(--color-info-rgb), 0.1);
}

/* =============================================
 * 10.  زجاج مع صورة خلفية
 * =============================================
 */

.glass-background {
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    position: relative;
}

.glass-background::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border-radius: inherit;
    z-index: 0;
}

.glass-background>* {
    position: relative;
    z-index: 1;
}

/* زجاج مع صورة خلفية فاتح */
.glass-background-light::before {
    background: var(--glass-bg-light);
    backdrop-filter: blur(var(--glass-blur-light));
    -webkit-backdrop-filter: blur(var(--glass-blur-light));
}

/* =============================================
 * 11.  حاويات زجاجية
 * =============================================
 */

/* حاوية زجاجية كاملة العرض */
.glass-container {
    width: 100%;
    max-width: var(--container-2xl);
    margin: 0 auto;
    padding: 0 var(--spacing-6);
}

/* حاوية زجاجية مع هوامش */
.glass-wrapper {
    padding: var(--spacing-8);
    margin: var(--spacing-6) 0;
    border-radius: var(--radius-3xl);
}

/* =============================================
 * 12.  أنماط خاصة بالمنصة
 * =============================================
 */

/* شريط الأمان في المحادثة (Security Bar) */
.glass-security-bar {
    background: var(--security-bar-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--security-bar-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-2) var(--spacing-4);
    color: var(--security-bar-text);
    font-size: var(--font-size-sm);
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    min-height: var(--security-bar-height);
}

.glass-security-bar .security-icon {
    font-size: var(--font-size-lg);
    flex-shrink: 0;
}

.glass-security-bar .security-text {
    flex: 1;
    line-height: var(--line-height-relaxed);
}

.glass-security-bar .security-link {
    color: var(--color-primary);
    font-weight: var(--font-weight-medium);
    text-decoration: underline;
    cursor: pointer;
}

/* شريط تحذير في المحادثة */
.glass-warning-bar {
    background: rgba(var(--color-warning-rgb), 0.1);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid rgba(var(--color-warning-rgb), 0.2);
    border-radius: var(--radius-lg);
    padding: var(--spacing-2) var(--spacing-4);
    color: var(--color-warning);
    font-size: var(--font-size-sm);
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
}

/* شريط نجاح */
.glass-success-bar {
    background: rgba(var(--color-success-rgb), 0.1);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid rgba(var(--color-success-rgb), 0.2);
    border-radius: var(--radius-lg);
    padding: var(--spacing-2) var(--spacing-4);
    color: var(--color-success);
    font-size: var(--font-size-sm);
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
}

/* =============================================
 * 13.  زجاج مع تأثيرات إضافية
 * =============================================
 */

/* زجاج مائل (Skew) */
.glass-skew {
    transform: skewX(-3deg);
}

.glass-skew>* {
    transform: skewX(3deg);
}

/* زجاج مع ظل داخلي */
.glass-inset-shadow {
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.2), var(--shadow-glass);
}

/* زجاج مع ظل مزدوج */
.glass-double-shadow {
    box-shadow: var(--shadow-glass), 0 0 60px rgba(0, 0, 0, 0.1);
}

/* =============================================
 * 14.  استجابة للشاشات الصغيرة
 * =============================================
 */
@media (max-width: 768px) {
    .glass {
        backdrop-filter: blur(var(--glass-blur-light));
        -webkit-backdrop-filter: blur(var(--glass-blur-light));
    }

    .glass-dark {
        backdrop-filter: blur(var(--glass-blur));
        -webkit-backdrop-filter: blur(var(--glass-blur));
    }

    .glass-lg {
        padding: var(--spacing-6);
        border-radius: var(--radius-2xl);
    }

    .glass-md {
        padding: var(--spacing-4);
        border-radius: var(--radius-xl);
    }

    .glass-sm {
        padding: var(--spacing-2_5);
        border-radius: var(--radius-lg);
    }

    .glass-wrapper {
        padding: var(--spacing-4);
        margin: var(--spacing-4) 0;
        border-radius: var(--radius-2xl);
    }

    .glass-security-bar {
        padding: var(--spacing-1_5) var(--spacing-3);
        font-size: var(--font-size-xs);
        min-height: 40px;
        border-radius: var(--radius-md);
    }

    .glass-security-bar .security-icon {
        font-size: var(--font-size-base);
    }

    .glass-container {
        padding: 0 var(--spacing-4);
    }

    .glass-skew {
        transform: none;
    }

    .glass-skew>* {
        transform: none;
    }

    .glass-float {
        animation: none !important;
    }
}

@media (max-width: 480px) {
    .glass {
        backdrop-filter: blur(8px);
        -webkit-backdrop-filter: blur(8px);
    }

    .glass-dark {
        backdrop-filter: blur(16px);
        -webkit-backdrop-filter: blur(16px);
    }

    .glass-lg {
        padding: var(--spacing-4);
        border-radius: var(--radius-xl);
    }

    .glass-md {
        padding: var(--spacing-3);
        border-radius: var(--radius-lg);
    }

    .glass-sm {
        padding: var(--spacing-2);
        border-radius: var(--radius-md);
    }

    .glass-wrapper {
        padding: var(--spacing-3);
        margin: var(--spacing-3) 0;
        border-radius: var(--radius-xl);
    }

    .glass-security-bar {
        padding: var(--spacing-1) var(--spacing-2_5);
        font-size: var(--font-size-xs);
        min-height: 36px;
        border-radius: var(--radius-sm);
    }

    .glass-container {
        padding: 0 var(--spacing-3);
    }
}

/* =============================================
 * 15.  تنسيقات الطباعة
 * =============================================
 */
@media print {
    .glass,
    .glass-light,
    .glass-dark,
    .glass-transparent,
    .glass-glow,
    .glass-gradient {
        background: rgba(255, 255, 255, 0.9) !important;
        backdrop-filter: none !important;
        -webkit-backdrop-filter: none !important;
        border: 1px solid #ddd !important;
        box-shadow: none !important;
    }

    .glass-shine::before,
    .glass-shine-bottom::before,
    .glass-shine-border::before,
    .glass-glow-background::before,
    .glass-glow-background::after,
    .glass-glow-center::before,
    .glass-ripple::before {
        display: none !important;
    }

    .glass-security-bar {
        background: #fff3cd !important;
        border-color: #ffc107 !important;
        color: #856404 !important;
        backdrop-filter: none !important;
        -webkit-backdrop-filter: none !important;
    }

    .glass-success-bar {
        background: #d4edda !important;
        border-color: #28a745 !important;
        color: #155724 !important;
        backdrop-filter: none !important;
        -webkit-backdrop-filter: none !important;
    }

    .glass-warning-bar {
        background: #fff3cd !important;
        border-color: #ffc107 !important;
        color: #856404 !important;
        backdrop-filter: none !important;
        -webkit-backdrop-filter: none !important;
    }

    .glass-success,
    .glass-warning,
    .glass-danger,
    .glass-info {
        background: #f5f5f5 !important;
        border-color: #ddd !important;
        backdrop-filter: none !important;
        -webkit-backdrop-filter: none !important;
    }
}

/* =============================================
 * 16. ♿ Reduced Motion
 * =============================================
 */
@media (prefers-reduced-motion: reduce) {
    .glass-pulse,
    .glass-flicker,
    .glass-rotate,
    .glass-ripple,
    .glass-float {
        animation: none !important;
    }

    .glass-hover:hover {
        transform: none !important;
    }

    .glass-hover-scale:hover {
        transform: none !important;
    }
}

/* =============================================
 * 17.  دعم RTL للغة العربية
 * =============================================
 */
html[dir="rtl"] .glass-shine::before {
    background: radial-gradient(ellipse at 70% 20%, rgba(255, 255, 255, 0.05) 0%, transparent 60%);
}

html[dir="rtl"] .glass-shine-bottom::before {
    background: radial-gradient(ellipse at 30% 80%, rgba(255, 255, 255, 0.03) 0%, transparent 60%);
}

/* =============================================
 * 18.  فئات مساعدة إضافية
 * =============================================
 */

/* إزالة تأثيرات الزجاج (لحالات خاصة) */
.glass-none {
    background: transparent !important;
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
    border: none !important;
    box-shadow: none !important;
}

/* زجاج مع حافة مضيئة */
.glass-edge-glow {
    position: relative;
}

.glass-edge-glow::after {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: inherit;
    background: linear-gradient(135deg, rgba(var(--color-primary-rgb), 0.3), transparent 40%, rgba(var(--color-secondary-rgb), 0.3));
    opacity: 0.5;
    pointer-events: none;
    z-index: -1;
}

/* زجاج مع حافة داخلية */
.glass-inner-border {
    position: relative;
}

.glass-inner-border::after {
    content: '';
    position: absolute;
    inset: 2px;
    border: 1px solid var(--glass-border);
    border-radius: calc(var(--radius-2xl) - 2px);
    pointer-events: none;
    z-index: 0;
}

.glass-inner-border>* {
    position: relative;
    z-index: 1;
}

/* زجاج مع زوايا دائرية مختلفة */
.glass-radius-top {
    border-radius: var(--radius-2xl) var(--radius-2xl) 0 0;
}

.glass-radius-bottom {
    border-radius: 0 0 var(--radius-2xl) var(--radius-2xl);
}

.glass-radius-left {
    border-radius: var(--radius-2xl) 0 0 var(--radius-2xl);
}

.glass-radius-right {
    border-radius: 0 var(--radius-2xl) var(--radius-2xl) 0;
}

html[dir="rtl"] .glass-radius-left {
    border-radius: 0 var(--radius-2xl) var(--radius-2xl) 0;
}

html[dir="rtl"] .glass-radius-right {
    border-radius: var(--radius-2xl) 0 0 var(--radius-2xl);
}

/* =============================================
 * 19.  تصدير - جميع الفئات متاحة للاستخدام
 * =============================================
 */