/* Modern UI Enhancements */

/* ============================================
   MODERN CARD DESIGNS
   ============================================ */

.modern-card {
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    border-radius: 24px;
    padding: 32px;
    box-shadow: 
        0 4px 6px -1px rgba(0, 0, 0, 0.05),
        0 2px 4px -1px rgba(0, 0, 0, 0.03),
        0 0 0 1px rgba(0, 0, 0, 0.02);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
}

.modern-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #3b82f6, #8b5cf6, #ec4899);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.modern-card:hover {
    transform: translateY(-8px) scale(1.01);
    box-shadow: 
        0 20px 25px -5px rgba(0, 0, 0, 0.1),
        0 10px 10px -5px rgba(0, 0, 0, 0.04),
        0 0 0 1px rgba(59, 130, 246, 0.1);
}

.modern-card:hover::before {
    opacity: 1;
}

/* ============================================
   GLASSMORPHISM EFFECTS
   ============================================ */

.glass-modern {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.5);
    box-shadow: 
        0 8px 32px 0 rgba(31, 38, 135, 0.15),
        inset 0 1px 0 0 rgba(255, 255, 255, 0.5);
}

.glass-dark {
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* ============================================
   GRADIENT BACKGROUNDS
   ============================================ */

.gradient-mesh {
    background: 
        radial-gradient(at 0% 0%, rgba(59, 130, 246, 0.15) 0px, transparent 50%),
        radial-gradient(at 100% 0%, rgba(139, 92, 246, 0.15) 0px, transparent 50%),
        radial-gradient(at 100% 100%, rgba(236, 72, 153, 0.15) 0px, transparent 50%),
        radial-gradient(at 0% 100%, rgba(16, 185, 129, 0.15) 0px, transparent 50%);
}

.gradient-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.gradient-success {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
}

.gradient-warning {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
}

.gradient-danger {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
}

/* ============================================
   MODERN BUTTONS
   ============================================ */

.btn-modern {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    font-weight: 600;
    font-size: 16px;
    line-height: 1.5;
    border-radius: 16px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
    border: none;
    cursor: pointer;
    text-decoration: none;
}

.btn-modern::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn-modern:hover::before {
    width: 300px;
    height: 300px;
}

.btn-modern-primary {
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.4);
}

.btn-modern-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.5);
}

.btn-modern-secondary {
    background: linear-gradient(135deg, #8b5cf6 0%, #7c3aed 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(139, 92, 246, 0.4);
}

.btn-modern-secondary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(139, 92, 246, 0.5);
}

.btn-modern-outline {
    background: transparent;
    border: 2px solid currentColor;
    color: #3b82f6;
}

.btn-modern-outline:hover {
    background: #3b82f6;
    color: white;
    transform: translateY(-2px);
}

/* ============================================
   MODERN INPUTS
   ============================================ */

.input-modern {
    width: 100%;
    padding: 16px 20px;
    font-size: 16px;
    line-height: 1.5;
    color: #1e293b;
    background: white;
    border: 2px solid #e2e8f0;
    border-radius: 16px;
    transition: all 0.3s ease;
    outline: none;
}

.input-modern:hover {
    border-color: #cbd5e1;
}

.input-modern:focus {
    border-color: #3b82f6;
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.1);
    transform: translateY(-1px);
}

.input-modern::placeholder {
    color: #94a3b8;
}

/* Input with icon */
.input-group-modern {
    position: relative;
}

.input-group-modern .input-icon {
    position: absolute;
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
    color: #64748b;
    pointer-events: none;
}

.input-group-modern .input-modern {
    padding-left: 52px;
}

/* ============================================
   MODERN BADGES
   ============================================ */

.badge-modern {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    font-size: 13px;
    font-weight: 600;
    line-height: 1;
    border-radius: 12px;
    white-space: nowrap;
}

.badge-modern-success {
    background: linear-gradient(135deg, #d1fae5 0%, #a7f3d0 100%);
    color: #065f46;
    box-shadow: 0 2px 8px rgba(16, 185, 129, 0.2);
}

.badge-modern-warning {
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    color: #92400e;
    box-shadow: 0 2px 8px rgba(245, 158, 11, 0.2);
}

.badge-modern-danger {
    background: linear-gradient(135deg, #fee2e2 0%, #fecaca 100%);
    color: #991b1b;
    box-shadow: 0 2px 8px rgba(239, 68, 68, 0.2);
}

.badge-modern-info {
    background: linear-gradient(135deg, #dbeafe 0%, #bfdbfe 100%);
    color: #1e40af;
    box-shadow: 0 2px 8px rgba(59, 130, 246, 0.2);
}

/* ============================================
   MODERN TABLES
   ============================================ */

.table-modern {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0 8px;
}

.table-modern thead th {
    padding: 16px 20px;
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: #64748b;
    text-align: left;
    background: transparent;
    border: none;
}

.table-modern tbody tr {
    background: white;
    border-radius: 16px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.04);
    transition: all 0.3s ease;
}

.table-modern tbody tr:hover {
    transform: translateX(4px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.table-modern tbody td {
    padding: 20px;
    border: none;
    background: white;
}

.table-modern tbody td:first-child {
    border-top-left-radius: 16px;
    border-bottom-left-radius: 16px;
}

.table-modern tbody td:last-child {
    border-top-right-radius: 16px;
    border-bottom-right-radius: 16px;
}

/* ============================================
   MODERN STATS CARDS
   ============================================ */

.stat-card-modern {
    position: relative;
    background: white;
    border-radius: 24px;
    padding: 28px;
    overflow: hidden;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.stat-card-modern::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 120px;
    height: 120px;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(139, 92, 246, 0.1));
    border-radius: 50%;
    transform: translate(40%, -40%);
}

.stat-card-modern:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 24px -4px rgba(0, 0, 0, 0.1);
}

.stat-icon-modern {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 16px;
    margin-bottom: 16px;
    position: relative;
    z-index: 1;
}

.stat-value-modern {
    font-size: 32px;
    font-weight: 800;
    line-height: 1;
    margin-bottom: 8px;
    background: linear-gradient(135deg, #1e293b, #475569);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label-modern {
    font-size: 14px;
    font-weight: 600;
    color: #64748b;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ============================================
   MODERN ALERTS
   ============================================ */

.alert-modern {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 20px 24px;
    border-radius: 16px;
    margin-bottom: 20px;
    backdrop-filter: blur(10px);
}

.alert-modern-success {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1), rgba(5, 150, 105, 0.05));
    border-left: 4px solid #10b981;
    color: #065f46;
}

.alert-modern-warning {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.1), rgba(217, 119, 6, 0.05));
    border-left: 4px solid #f59e0b;
    color: #92400e;
}

.alert-modern-danger {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.1), rgba(220, 38, 38, 0.05));
    border-left: 4px solid #ef4444;
    color: #991b1b;
}

.alert-modern-info {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(37, 99, 235, 0.05));
    border-left: 4px solid #3b82f6;
    color: #1e40af;
}

/* ============================================
   MODERN PROGRESS BARS
   ============================================ */

.progress-modern {
    width: 100%;
    height: 12px;
    background: #e2e8f0;
    border-radius: 999px;
    overflow: hidden;
    position: relative;
}

.progress-bar-modern {
    height: 100%;
    background: linear-gradient(90deg, #3b82f6, #8b5cf6);
    border-radius: 999px;
    transition: width 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.progress-bar-modern::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

/* ============================================
   MODERN TOOLTIPS
   ============================================ */

.tooltip-modern {
    position: relative;
    display: inline-block;
}

.tooltip-modern::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: calc(100% + 12px);
    left: 50%;
    transform: translateX(-50%) scale(0.9);
    padding: 10px 16px;
    background: rgba(15, 23, 42, 0.95);
    color: white;
    font-size: 13px;
    font-weight: 500;
    border-radius: 10px;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1000;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
}

.tooltip-modern::before {
    content: '';
    position: absolute;
    bottom: calc(100% + 4px);
    left: 50%;
    transform: translateX(-50%);
    border: 6px solid transparent;
    border-top-color: rgba(15, 23, 42, 0.95);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 1000;
}

.tooltip-modern:hover::after {
    opacity: 1;
    transform: translateX(-50%) scale(1);
}

.tooltip-modern:hover::before {
    opacity: 1;
}

/* ============================================
   MODERN ANIMATIONS
   ============================================ */

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

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

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.animate-fadeInUp {
    animation: fadeInUp 0.6s ease-out;
}

.animate-fadeInDown {
    animation: fadeInDown 0.6s ease-out;
}

.animate-fadeInLeft {
    animation: fadeInLeft 0.6s ease-out;
}

.animate-fadeInRight {
    animation: fadeInRight 0.6s ease-out;
}

.animate-scaleIn {
    animation: scaleIn 0.5s ease-out;
}

/* Stagger animations */
.animate-stagger > * {
    opacity: 0;
    animation: fadeInUp 0.6s ease-out forwards;
}

.animate-stagger > *:nth-child(1) { animation-delay: 0.1s; }
.animate-stagger > *:nth-child(2) { animation-delay: 0.2s; }
.animate-stagger > *:nth-child(3) { animation-delay: 0.3s; }
.animate-stagger > *:nth-child(4) { animation-delay: 0.4s; }
.animate-stagger > *:nth-child(5) { animation-delay: 0.5s; }
.animate-stagger > *:nth-child(6) { animation-delay: 0.6s; }

/* ============================================
   MODERN SCROLLBAR
   ============================================ */

::-webkit-scrollbar {
    width: 12px;
    height: 12px;
}

::-webkit-scrollbar-track {
    background: #f1f5f9;
    border-radius: 10px;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, #3b82f6, #8b5cf6);
    border-radius: 10px;
    border: 2px solid #f1f5f9;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, #2563eb, #7c3aed);
}

/* ============================================
   RESPONSIVE UTILITIES
   ============================================ */

@media (max-width: 768px) {
    .modern-card {
        padding: 20px;
        border-radius: 20px;
    }
    
    .btn-modern {
        padding: 12px 24px;
        font-size: 15px;
    }
    
    .stat-card-modern {
        padding: 20px;
    }
    
    .stat-value-modern {
        font-size: 28px;
    }
}