/* ============================================
   GLASSMORPHISM THEME - Dark Neon Production
   LearnVaultX - Consolidated Styles
   ============================================ */

/* ============================================
   CORE GLASSMORPHISM UTILITIES
   ============================================ */

.glass-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(0, 255, 136, 0.2);
    border-radius: 16px;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.glass-card:hover {
    border-color: rgba(0, 255, 136, 0.4);
    box-shadow: 0 12px 40px rgba(0, 255, 136, 0.2);
    transform: translateY(-2px);
}

.glass-panel {
    background: rgba(16, 22, 51, 0.7);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(77, 163, 255, 0.3);
}

.glass-modal {
    background: rgba(16, 22, 51, 0.95);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(77, 163, 255, 0.4);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.7), 0 0 20px rgba(77, 163, 255, 0.3);
}

/* ============================================
   NEON GLOW EFFECTS
   ============================================ */

.glow-green {
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.4);
}

.glow-green-strong {
    box-shadow: 0 0 30px rgba(0, 255, 136, 0.6);
}

.glow-blue {
    box-shadow: 0 0 20px rgba(77, 163, 255, 0.4);
}

.glow-blue-strong {
    box-shadow: 0 0 30px rgba(77, 163, 255, 0.6);
}

.glow-cyan {
    box-shadow: 0 0 20px rgba(103, 232, 249, 0.4);
}

.glow-pink {
    box-shadow: 0 0 20px rgba(255, 0, 110, 0.4);
}

/* ============================================
   GRADIENT TEXT
   ============================================ */

.text-gradient-green {
    background: linear-gradient(135deg, #00ff88, #00e5ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.text-gradient-blue {
    background: linear-gradient(135deg, #4DA3FF, #67E8F9);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.text-gradient-pink {
    background: linear-gradient(135deg, #ff006e, #ff4d94);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ============================================
   BUTTONS - NEON GLASSMORPHISM
   ============================================ */

.btn-glass-primary {
    background: linear-gradient(135deg, #1E40AF, #1E3A8A);
    border: 2px solid #67E8F9;
    color: #FFFFFF;
    padding: 12px 24px;
    border-radius: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 0 30px rgba(103, 232, 249, 0.5);
}

.btn-glass-primary:hover {
    background: linear-gradient(135deg, #2563EB, #1E40AF);
    box-shadow: 0 0 40px rgba(103, 232, 249, 0.7);
    transform: translateY(-2px) scale(1.02);
}

.btn-glass-secondary {
    background: rgba(10, 14, 39, 0.6);
    border: 1.5px solid rgba(103, 232, 249, 0.3);
    color: #FFFFFF;
    padding: 12px 24px;
    border-radius: 12px;
    font-weight: 600;
    cursor: pointer;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-glass-secondary:hover {
    border-color: rgba(103, 232, 249, 0.5);
    background: rgba(10, 14, 39, 0.8);
    box-shadow: 0 0 25px rgba(103, 232, 249, 0.3);
}

.btn-glass-success {
    background: linear-gradient(135deg, rgba(0, 255, 136, 0.2), rgba(0, 229, 255, 0.2));
    border: 2px solid #00ff88;
    color: #00ff88;
    padding: 12px 24px;
    border-radius: 12px;
    font-weight: 600;
    cursor: pointer;
    backdrop-filter: blur(8px);
    transition: all 0.3s ease;
}

.btn-glass-success:hover {
    background: linear-gradient(135deg, rgba(0, 255, 136, 0.3), rgba(0, 229, 255, 0.3));
    box-shadow: 0 0 25px rgba(0, 255, 136, 0.4);
    transform: translateY(-2px);
}

.btn-glass-danger {
    background: linear-gradient(135deg, rgba(255, 0, 110, 0.2), rgba(255, 77, 148, 0.2));
    border: 2px solid #ff006e;
    color: #ff006e;
    padding: 12px 24px;
    border-radius: 12px;
    font-weight: 600;
    cursor: pointer;
    backdrop-filter: blur(8px);
    transition: all 0.3s ease;
}

.btn-glass-danger:hover {
    background: linear-gradient(135deg, rgba(255, 0, 110, 0.3), rgba(255, 77, 148, 0.3));
    box-shadow: 0 0 25px rgba(255, 0, 110, 0.4);
    transform: translateY(-2px);
}

/* ============================================
   FORM INPUTS - GLASSMORPHISM
   ============================================ */

.input-glass {
    background: rgba(16, 22, 51, 0.6);
    border: 1px solid rgba(77, 163, 255, 0.2);
    color: #EAF0FF;
    padding: 12px 16px;
    border-radius: 10px;
    transition: all 0.3s ease;
    font-size: 14px;
}

.input-glass:focus {
    border-color: #4DA3FF;
    background: rgba(16, 22, 51, 0.8);
    box-shadow: 0 0 0 3px rgba(77, 163, 255, 0.2), 0 0 20px rgba(77, 163, 255, 0.3);
    outline: none;
}

.input-glass::placeholder {
    color: #A8B0D8;
    opacity: 0.6;
}

.textarea-glass {
    background: rgba(16, 22, 51, 0.6);
    border: 1px solid rgba(77, 163, 255, 0.2);
    color: #EAF0FF;
    padding: 12px 16px;
    border-radius: 10px;
    transition: all 0.3s ease;
    font-size: 14px;
    resize: vertical;
    min-height: 100px;
}

.textarea-glass:focus {
    border-color: #4DA3FF;
    background: rgba(16, 22, 51, 0.8);
    box-shadow: 0 0 0 3px rgba(77, 163, 255, 0.2), 0 0 20px rgba(77, 163, 255, 0.3);
    outline: none;
}

.select-glass {
    background: rgba(16, 22, 51, 0.6);
    border: 1px solid rgba(77, 163, 255, 0.2);
    color: #EAF0FF;
    padding: 12px 16px;
    border-radius: 10px;
    transition: all 0.3s ease;
    font-size: 14px;
    cursor: pointer;
}

.select-glass:focus {
    border-color: #4DA3FF;
    background: rgba(16, 22, 51, 0.8);
    box-shadow: 0 0 0 3px rgba(77, 163, 255, 0.2);
    outline: none;
}

/* ============================================
   METRIC CARDS - DASHBOARD
   ============================================ */

.metric-card-glass {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(77, 163, 255, 0.3);
    border-radius: 16px;
    padding: 24px;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.metric-card-glass:hover {
    border-color: rgba(77, 163, 255, 0.5);
    box-shadow: 0 8px 24px rgba(77, 163, 255, 0.2);
    transform: translateY(-4px);
}

.metric-value {
    font-size: 36px;
    font-weight: 800;
    background: linear-gradient(135deg, #4DA3FF, #67E8F9);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 8px;
}

.metric-label {
    font-size: 14px;
    color: #A8B0D8;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ============================================
   PROGRESS BARS - NEON
   ============================================ */

.progress-container-glass {
    background: rgba(16, 22, 51, 0.5);
    border: 1px solid rgba(77, 163, 255, 0.2);
    border-radius: 8px;
    height: 12px;
    overflow: hidden;
}

.progress-bar-neon {
    background: linear-gradient(90deg, #00ff88, #00e5ff);
    height: 100%;
    border-radius: 8px;
    box-shadow: 0 0 15px rgba(0, 255, 136, 0.5);
    transition: width 0.5s ease;
}

.progress-bar-blue {
    background: linear-gradient(90deg, #4DA3FF, #67E8F9);
    height: 100%;
    border-radius: 8px;
    box-shadow: 0 0 15px rgba(77, 163, 255, 0.5);
    transition: width 0.5s ease;
}

/* ============================================
   BADGES - GLASSMORPHISM
   ============================================ */

.badge-glass {
    background: rgba(77, 163, 255, 0.15);
    border: 1px solid rgba(77, 163, 255, 0.3);
    color: #4DA3FF;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    backdrop-filter: blur(8px);
    display: inline-block;
}

.badge-glass-success {
    background: rgba(0, 255, 136, 0.15);
    border: 1px solid rgba(0, 255, 136, 0.3);
    color: #00ff88;
}

.badge-glass-warning {
    background: rgba(255, 165, 0, 0.15);
    border: 1px solid rgba(255, 165, 0, 0.3);
    color: #ffa500;
}

.badge-glass-danger {
    background: rgba(255, 0, 110, 0.15);
    border: 1px solid rgba(255, 0, 110, 0.3);
    color: #ff006e;
}

/* ============================================
   MODALS - GLASSMORPHISM
   ============================================ */

.modal-backdrop-glass {
    background: rgba(10, 14, 39, 0.85);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.modal-content-glass {
    background: rgba(16, 22, 51, 0.95);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(77, 163, 255, 0.4);
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.7), 0 0 30px rgba(77, 163, 255, 0.3);
}

/* ============================================
   TABS - GLASSMORPHISM
   ============================================ */

.tab-glass {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(77, 163, 255, 0.2);
    color: #A8B0D8;
    padding: 12px 24px;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 500;
}

.tab-glass:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(77, 163, 255, 0.3);
    color: #EAF0FF;
}

.tab-glass.active {
    background: linear-gradient(135deg, rgba(77, 163, 255, 0.2), rgba(103, 232, 249, 0.2));
    border-color: #4DA3FF;
    color: #FFFFFF;
    box-shadow: 0 0 20px rgba(77, 163, 255, 0.3);
}

/* ============================================
   TOOLTIPS - GLASSMORPHISM
   ============================================ */

.tooltip-glass {
    background: rgba(16, 22, 51, 0.95);
    border: 1px solid rgba(77, 163, 255, 0.3);
    color: #EAF0FF;
    padding: 8px 12px;
    border-radius: 8px;
    font-size: 12px;
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.5);
}

/* ============================================
   SKELETON LOADERS
   ============================================ */

.skeleton-glass {
    background: linear-gradient(90deg,
        rgba(255, 255, 255, 0.05) 0%,
        rgba(255, 255, 255, 0.1) 50%,
        rgba(255, 255, 255, 0.05) 100%
    );
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s ease-in-out infinite;
    border-radius: 8px;
}

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

/* ============================================
   RESPONSIVE ADJUSTMENTS
   ============================================ */

@media (max-width: 768px) {
    .glass-card {
        border-radius: 12px;
        padding: 16px;
    }

    .metric-card-glass {
        padding: 16px;
    }

    .metric-value {
        font-size: 28px;
    }

    .btn-glass-primary,
    .btn-glass-secondary,
    .btn-glass-success,
    .btn-glass-danger {
        padding: 10px 20px;
        font-size: 14px;
    }
}

/* ============================================
   ACCESSIBILITY
   ============================================ */

@media (prefers-reduced-motion: reduce) {
    .glass-card,
    .btn-glass-primary,
    .btn-glass-secondary,
    .tab-glass,
    .progress-bar-neon,
    .progress-bar-blue {
        transition: none;
        animation: none;
    }
}

/* Focus visible for keyboard navigation */
.btn-glass-primary:focus-visible,
.btn-glass-secondary:focus-visible,
.input-glass:focus-visible,
.tab-glass:focus-visible {
    outline: 2px solid #4DA3FF;
    outline-offset: 2px;
}