/* ============================================
   GLASS-EFFECTS.CSS - Glassmorphism эффекты
   iOS-inspired glass and blur effects
   ============================================ */

/* Primary Glass Card */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

.glass-card:hover {
    background: var(--glass-bg-hover);
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

/* Glass Card Variants */
.glass-card-sm {
    background: var(--glass-bg);
    backdrop-filter: blur(calc(var(--glass-blur) * 0.75));
    -webkit-backdrop-filter: blur(calc(var(--glass-blur) * 0.75));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.glass-card-lg {
    background: var(--glass-bg);
    backdrop-filter: blur(calc(var(--glass-blur) * 1.5));
    -webkit-backdrop-filter: blur(calc(var(--glass-blur) * 1.5));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
}

/* Intense Glass Effect (More opacity) */
.glass-intense {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
}

/* Subtle Glass Effect (Less opacity) */
.glass-subtle {
    background: rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
}

/* iOS Card - Standard Card Component */
.ios-card {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    animation: cardFadeIn 0.4s ease;
}

.ios-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

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

/* Card Header */
.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-lg);
    padding-bottom: var(--space-md);
    border-bottom: 1px solid var(--glass-border);
}

.card-header h3 {
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.card-header h3 i {
    color: var(--ios-blue);
    font-size: var(--text-md);
}

/* Card Body & Footer */
.card-body {
    padding: var(--space-lg);
}

.card-footer {
    padding: var(--space-lg);
    border-top: 1px solid var(--glass-border);
    display: flex;
    justify-content: flex-end;
    gap: var(--space-md);
}

/* Frosted Glass Effect */
.frosted-glass {
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(25px) saturate(180%);
    -webkit-backdrop-filter: blur(25px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 8px 32px rgba(31, 38, 135, 0.1);
}

/* Glass Button Effect */
.glass-btn {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    padding: var(--space-md) var(--space-xl);
    color: var(--text-primary);
    font-weight: var(--font-medium);
    cursor: pointer;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-sm);
}

.glass-btn:hover {
    background: var(--glass-bg-hover);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

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

/* Glass Panel (Navigation & Sidebars) */
.glass-panel {
    background: rgba(255, 255, 255, 0.75);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-right: 1px solid var(--glass-border);
    box-shadow: 4px 0 16px rgba(0, 0, 0, 0.05);
}

/* Glass Modal Backdrop */
.glass-backdrop {
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

/* Glass Input Fields */
.glass-input {
    background: rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    color: var(--text-primary);
    transition: all var(--transition-fast);
}

.glass-input:focus {
    background: rgba(255, 255, 255, 0.7);
    border-color: var(--ios-blue);
    box-shadow: 0 0 0 4px rgba(0, 122, 255, 0.1);
}

/* Acrylic Effect (Windows-inspired) */
.acrylic {
    background: linear-gradient(
        135deg,
        rgba(255, 255, 255, 0.7) 0%,
        rgba(255, 255, 255, 0.6) 100%
    );
    backdrop-filter: blur(30px) saturate(150%);
    -webkit-backdrop-filter: blur(30px) saturate(150%);
    border: 1px solid rgba(255, 255, 255, 0.25);
}

/* Glass with Gradient Border */
.glass-gradient-border {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border-radius: var(--radius-lg);
    position: relative;
    padding: var(--space-xl);
}

.glass-gradient-border::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    padding: 1px;
    background: linear-gradient(135deg, 
        rgba(0, 122, 255, 0.5),
        rgba(175, 82, 222, 0.5)
    );
    -webkit-mask: linear-gradient(#fff 0 0) content-box, 
                   linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
}

/* Neumorphism-inspired Glass */
.glass-neomorph {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 
        12px 12px 24px rgba(0, 0, 0, 0.08),
        -12px -12px 24px rgba(255, 255, 255, 0.8),
        inset 2px 2px 4px rgba(255, 255, 255, 0.5),
        inset -2px -2px 4px rgba(0, 0, 0, 0.05);
    border-radius: var(--radius-lg);
}

/* Glass Loading State */
.glass-loading {
    background: linear-gradient(
        90deg,
        rgba(255, 255, 255, 0.5) 25%,
        rgba(255, 255, 255, 0.7) 50%,
        rgba(255, 255, 255, 0.5) 75%
    );
    background-size: 200% 100%;
    animation: glassShimmer 1.5s infinite;
}

@keyframes glassShimmer {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}

/* Glass Divider */
.glass-divider {
    height: 1px;
    background: linear-gradient(
        90deg,
        transparent,
        var(--glass-border) 50%,
        transparent
    );
    margin: var(--space-lg) 0;
}

/* Glass Badge */
.glass-badge {
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-full);
    padding: var(--space-xs) var(--space-md);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
}

/* Glass Tag Cloud Effect */
.glass-tag {
    display: inline-block;
    background: rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-full);
    padding: var(--space-xs) var(--space-md);
    margin: var(--space-xs);
    font-size: var(--text-sm);
    transition: all var(--transition-fast);
}

.glass-tag:hover {
    background: rgba(255, 255, 255, 0.7);
    transform: translateY(-2px);
}

/* Glass Tooltip */
.glass-tooltip {
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    color: var(--text-inverted);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-sm);
    font-size: var(--text-sm);
    box-shadow: var(--shadow-md);
    pointer-events: none;
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.glass-tooltip.visible {
    opacity: 1;
}

/* Glass Notification */
.glass-notification {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    box-shadow: var(--shadow-lg);
    animation: notificationSlide 0.3s ease;
}

@keyframes notificationSlide {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* Glass Progress Bar */
.glass-progress {
    background: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: var(--radius-full);
    height: 8px;
    overflow: hidden;
}

.glass-progress-bar {
    background: linear-gradient(
        90deg,
        var(--ios-blue),
        var(--ios-teal)
    );
    height: 100%;
    border-radius: inherit;
    transition: width var(--transition-base);
}

/* Glass Skeleton Loader */
.glass-skeleton {
    background: linear-gradient(
        90deg,
        rgba(255, 255, 255, 0.4) 25%,
        rgba(255, 255, 255, 0.6) 50%,
        rgba(255, 255, 255, 0.4) 75%
    );
    background-size: 200% 100%;
    border-radius: var(--radius-md);
    animation: glassSkeleton 1.5s infinite;
}

@keyframes glassSkeleton {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}

/* Color Tinted Glass Effects */
.glass-blue {
    background: rgba(0, 122, 255, 0.15);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid rgba(0, 122, 255, 0.2);
}

.glass-green {
    background: rgba(52, 199, 89, 0.15);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid rgba(52, 199, 89, 0.2);
}

.glass-orange {
    background: rgba(255, 149, 0, 0.15);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid rgba(255, 149, 0, 0.2);
}

.glass-red {
    background: rgba(255, 59, 48, 0.15);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid rgba(255, 59, 48, 0.2);
}

.glass-purple {
    background: rgba(175, 82, 222, 0.15);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid rgba(175, 82, 222, 0.2);
}

/* Dark Mode Glass Effects */
@media (prefers-color-scheme: dark) {
    .glass-card,
    .ios-card {
        background: rgba(28, 28, 30, 0.72);
        border-color: rgba(255, 255, 255, 0.12);
    }
    
    .frosted-glass {
        background: rgba(28, 28, 30, 0.7);
        border-color: rgba(255, 255, 255, 0.15);
    }
    
    .glass-input {
        background: rgba(44, 44, 46, 0.5);
    }
    
    .glass-input:focus {
        background: rgba(44, 44, 46, 0.7);
    }
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    .ios-card {
        padding: var(--space-lg);
    }
    
    .glass-card-lg {
        backdrop-filter: blur(var(--glass-blur));
        -webkit-backdrop-filter: blur(var(--glass-blur));
    }
}

/* Performance: Reduce effects on low-end devices */
@media (prefers-reduced-motion: reduce) {
    .glass-card,
    .ios-card,
    .glass-btn,
    .frosted-glass,
    .glass-input {
        backdrop-filter: none;
        -webkit-backdrop-filter: none;
    }
}