:root {
    /* Refined color scheme - matching the grainy black to orange gradient */
    --gradient-dark: #0a0a0a;
    --gradient-deep: #1a1a1a;
    --gradient-warm: #2a1a0f;
    --gradient-red: #cc2211;
    --gradient-orange: #ff430f;
    --gradient-bright: #ff7722;
    --gradient-gold: #ffaa33;
    
    /* Glass morphism colors */
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-hover: rgba(255, 255, 255, 0.08);
    --glass-active: rgba(255, 255, 255, 0.12);
    --glass-highlight: rgba(255, 255, 255, 0.35);
    
    /* Text colors */
    --text-primary: rgba(255, 255, 255, 0.95);
    --text-secondary: rgba(255, 255, 255, 0.75);
    --text-muted: rgba(255, 255, 255, 0.6);
    --text-accent: #ffcc66;

    --noop-placeholder: '';
    --text-error: rgba(255, 107, 107, 1);
}

/* Typography */
.header-font {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 500;
}

.body-font {
    font-family: 'Inter', sans-serif;
    font-weight: 400;
}

/* Headers */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 500;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

/* Body with gradient background */
body {
    background: linear-gradient(135deg, 
        var(--gradient-dark) 0%, 
        var(--gradient-deep) 15%, 
        var(--gradient-warm) 35%, 
        var(--gradient-red) 60%, 
        var(--gradient-orange) 75%, 
        var(--gradient-bright) 90%, 
        var(--gradient-gold) 100%);
    background-attachment: fixed;
    min-height: 100vh;
    color: var(--text-primary);
    font-family: 'Inter', sans-serif;
    font-weight: 400;
    line-height: 1.6;
}

/* Liquid glass navigation */
.navbar {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    /* Removed transition for instant response */
}

.navbar-brand, .nav-link {
    color: var(--text-primary) !important;
    font-weight: 500;
    /* Removed transition for instant response */
}

/* Remove nav link hover effects */
.nav-link:hover {
    color: var(--text-primary) !important;
    /* No transform */
}

/* Logo styling */
.navbar-logo {
    height: 32px;
    width: auto;
    /* Removed transition for instant response */
}

/* Remove logo hover effects */
.navbar-brand:hover .navbar-logo {
    /* No effects on hover */
}

/* Liquid glass buttons */
.btn-primary {
    background: linear-gradient(135deg, var(--gradient-orange), var(--gradient-bright));
    border: 1px solid var(--glass-border);
    color: rgba(0, 0, 0, 0.9);
    font-weight: 500;
    border-radius: 12px;
    padding: 0.75rem 1.5rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

/* Remove button hover effects */
.btn-primary:hover {
    background: linear-gradient(135deg, var(--gradient-orange), var(--gradient-bright));
    color: rgba(0, 0, 0, 0.9);
    /* No transform or shadow changes */
}

.btn-outline-primary {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    font-weight: 500;
    border-radius: 12px;
    padding: 0.75rem 1.5rem;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Remove outline button hover effects */
.btn-outline-primary:hover {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    /* No transform */
}

/* Liquid glass cards - No hover effects */
.card, .glass-card {
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid rgba(255, 206, 118, 0.2);
    border-radius: 16px;
    color: var(--text-primary);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    /* Remove transition and hover effects */
}

.card-header {
    background: rgba(255, 255, 255, 0.03);
    border-bottom: 1px solid var(--glass-border);
    border-radius: 16px 16px 0 0 !important;
    padding: 1.25rem;
}

.card-body {
    padding: 1.5rem;
}

/* Enhanced card titles */
.card h5, .card h6 {
    color: var(--text-accent);
    font-weight: 500;
    margin-bottom: 0.75rem;
}

.card p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    line-height: 1.6;
}

/* Status badges with glass effect */
.reading-status {
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-weight: 500;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
}

.reading-status.pending {
    background: linear-gradient(135deg, rgba(204, 51, 17, 0.2), rgba(255, 102, 34, 0.2));
    color: var(--gradient-orange);
}

.reading-status.processing {
    background: linear-gradient(135deg, rgba(255, 102, 34, 0.2), rgba(255, 170, 51, 0.2));
    color: var(--gradient-bright);
}

.reading-status.completed {
    background: linear-gradient(135deg, rgba(255, 170, 51, 0.2), rgba(255, 204, 102, 0.2));
    color: var(--gradient-gold);
}

.reading-status.failed {
    background: linear-gradient(135deg, rgba(170, 34, 17, 0.2), rgba(204, 51, 17, 0.2));
    color: #ff6b6b;
}

/* Alert styling */
.alert {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    color: var(--text-primary);
}

/* Footer with glass effect */
.footer-dark {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 1px solid var(--glass-border);
}

/* Dropdown menus */
.dropdown-menu {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    box-shadow: 0 16px 64px rgba(0, 0, 0, 0.2);
}

.dropdown-item {
    color: var(--text-secondary);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 8px;
    margin: 0.25rem;
}

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

/* Form controls with glass effect */
.form-control, .form-select {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    color: var(--text-primary);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.form-control:focus, .form-select:focus {
    background: var(--glass-hover);
    border-color: var(--text-accent);
    box-shadow: 0 0 0 0.2rem rgba(255, 204, 102, 0.25);
    color: var(--text-primary);
}

.form-control::placeholder {
    color: var(--text-muted);
}

.form-label {
    color: var(--text-secondary);
    font-weight: 500;
    margin-bottom: 0.5rem;
}

/* Bootstrap Button Overrides - Consolidated from multiple files */
.btn-outline-primary {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    font-weight: 500;
    border-radius: 12px;
    padding: 0.75rem 1.5rem;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Remove outline button hover effects */
.btn-outline-primary:hover {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    /* No transform */
}

/* Legacy Bootstrap button overrides for backward compatibility */
.btn-outline-primary.legacy {
    color: #ffc107;
    border-color: #ffc107;
}

.btn-outline-primary.legacy:hover {
    background-color: #ffc107;
    border-color: #ffc107;
    color: #212529;
}

.btn-outline-secondary {
    color: #6c757d;
    border-color: #6c757d;
}

.btn-outline-secondary:hover {
    background-color: #6c757d;
    border-color: #6c757d;
    color: #fff;
}

.btn-outline-info {
    color: #0dcaf0;
    border-color: #0dcaf0;
}

.btn-outline-info:hover {
    background-color: #0dcaf0;
    border-color: #0dcaf0;
    color: #000;
}

/* Common Card Styles - Consolidated */
.card-primary-header {
    background-color: rgba(255, 193, 7, 0.1);
    border-bottom: 1px solid #ffc107;
}

.card-hover-effect {
    transition: transform 0.2s ease-in-out;
}

/* Remove card hover effects */
.card-hover-effect:hover {
    /* No hover effects */
}

/* Success Page Styles - Consolidated */
.success-card {
    background: linear-gradient(135deg, rgba(255, 193, 7, 0.03) 0%, rgba(255, 193, 7, 0.067) 100%);
    border: 1px solid rgba(255, 193, 7, 0.3);
    box-shadow: 0 15px 35px rgba(255, 193, 7, 0.2);
    border-radius: 20px;
    overflow: hidden;
    position: relative;
    padding: 2rem;
}

.cosmic-title {
    color: #ffc107;
    font-weight: 700;
    font-size: 2.5rem;
    margin-bottom: 1rem;
    text-shadow: 0 2px 4px rgba(255, 193, 7, 0.3);
}

/* Text utilities */
.text-primary {
    color: var(--text-accent) !important;
}

.text-muted {
    color: var(--text-muted) !important;
}

.lead {
    color: var(--text-secondary);
    font-weight: 400;
}

/* Smooth animations */
* {
    transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
}

/* Responsive navbar brand */
@media (max-width: 576px) {
    .navbar-brand {
        font-size: 0;
    }
    .navbar-logo {
        height: 28px;
    }
}

.navbar-brand {
    display: flex !important;
    align-items: center;
    font-weight: 600;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.05);
}

::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.2);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.3);
}

/* Loading states */
.btn:disabled {
    background: var(--glass-bg);
    color: var(--text-muted);
    border-color: var(--glass-border);
}

/* Enhanced focus states */
.btn:focus,
.form-control:focus,
.form-select:focus {
    outline: none;
}

/* List group items */
.list-group-item {
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--glass-border);
    color: var(--text-secondary);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.list-group-item:hover {
    background: var(--glass-hover);
    color: var(--text-primary);
}

/* Table styling */
.table {
    color: var(--text-secondary);
}

.table th {
    color: var(--text-primary);
    border-color: var(--glass-border);
}

.table td {
    border-color: var(--glass-border);
}