/* Easy Read Converter - Custom Styles */

/* Custom Color Palette */
:root {
    /* Core brand colors - keeping dark background and main purple */
    --claro-primary: #7A5EFF;          /* Main purple */
    --claro-primary-rgb: 122, 94, 255;
    
    /* Complementary (high pop) */
    --claro-yellow: #FFD93D;           /* Bright Yellow */
    --claro-orange: #FFB347;           /* Golden Orange */
    
    /* Split-complementary (harmonious contrast) */
    --claro-teal: #2EE6D6;             /* Cyan-Teal */
    --claro-green: #4DFF73;            /* Fresh Green - original bright */
    --claro-green-dark: #16A34A;       /* Darker green for better contrast with white text */
    --claro-green-light: #BBF7D0;      /* Lighter green for better contrast with dark text */
    
    /* Analogous (blended neighbors) */
    --claro-blue: #4A3FFF;             /* Electric Blue */
    --claro-magenta: #D44FFF;          /* Pink-Magenta */
    
    /* Vibrant accents */
    --claro-coral: #FF5E78;            /* Hot Coral */
    --claro-lime: #DFFF00;             /* Lime Punch */
    
    /* Override Bootstrap primary with our purple */
    --bs-primary: var(--claro-primary);
    --bs-primary-rgb: var(--claro-primary-rgb);
    
    /* Context-specific color assignments */
    --claro-success: var(--claro-green-dark);      /* Use darker green for better contrast */
    --claro-success-light: var(--claro-green-light); /* Light variant for subtle backgrounds */
    --claro-info: var(--claro-teal);
    --claro-warning: var(--claro-orange);
    --claro-danger: var(--claro-coral);
    
    /* Score scale gradient (red to green for worst to best scores) */
    --score-excellent: #22C55E;     /* Green - best scores */
    --score-very-good: #65A30D;     /* Light green */
    --score-good: #84CC16;          /* Yellow-green */
    --score-fair: #EAB308;          /* Yellow */
    --score-poor: #F59E0B;          /* Amber */
    --score-very-poor: #F97316;     /* Orange */
    --score-bad: #EF4444;           /* Red - worst scores */
}

/* Accessibility and readability improvements */
.easy-read-content p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 1rem;
}

.easy-read-section {
    margin-bottom: 2rem;
    padding: 1.5rem;
    border-left: 4px solid var(--bs-primary);
    background-color: rgba(var(--bs-primary-rgb), 0.05);
    border-radius: 0.375rem;
}

.easy-read-section h2 {
    color: var(--bs-primary);
    margin-bottom: 1rem;
}

/* Content type switching */
.content-section {
    transition: all 0.3s ease-in-out;
}

/* File preview styling */
#file_preview {
    border: 2px dashed var(--bs-info);
    background-color: rgba(var(--bs-info-rgb), 0.1);
}

/* Form enhancements */
.form-control:focus,
.form-select:focus {
    border-color: var(--bs-primary);
    box-shadow: 0 0 0 0.25rem rgba(var(--bs-primary-rgb), 0.25);
}

/* Button group improvements */
.btn-group .btn-check:checked + .btn {
    background-color: var(--bs-primary);
    border-color: var(--bs-primary);
    color: white;
}

/* Card enhancements */
.card {
    border: 1px solid rgba(var(--bs-border-color-rgb), 0.5);
    border-radius: 0.75rem;
    transition: all 0.3s ease;
}

.card:hover {
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
    transform: translateY(-2px);
}

/* Loading states */
.spinner-border-sm {
    width: 1rem;
    height: 1rem;
}

/* Accessibility improvements */
.visually-hidden-focusable:focus {
    position: absolute;
    top: 0;
    left: 0;
    width: auto;
    height: auto;
    padding: 0.5rem 1rem;
    background-color: var(--bs-primary);
    color: white;
    border-radius: 0.375rem;
    z-index: 1050;
    text-decoration: none;
}

/* Key points styling */
.key-points .list-group-item {
    padding: 0.75rem 0;
    font-size: 1.05rem;
    line-height: 1.6;
}

/* Alert improvements */
.alert {
    border-radius: 0.75rem;
    border: none;
    padding: 1rem 1.5rem;
}

.alert-success {
    background-color: rgba(22, 163, 74, 0.1);
    color: var(--claro-success);
    border-left: 4px solid var(--claro-success);
}

.alert-info {
    background-color: rgba(46, 230, 214, 0.1);
    color: var(--claro-info);
    border-left: 4px solid var(--claro-info);
}

.alert-warning {
    background-color: rgba(255, 179, 71, 0.1);
    color: var(--claro-warning);
    border-left: 4px solid var(--claro-warning);
}

.alert-danger {
    background-color: rgba(255, 94, 120, 0.1);
    color: var(--claro-danger);
    border-left: 4px solid var(--claro-danger);
}

/* Footer styling */
footer {
    background-color: rgba(var(--bs-secondary-rgb), 0.1);
    border-top: 1px solid rgba(var(--bs-border-color-rgb), 0.3);
}

/* Navigation improvements */
.navbar-brand {
    font-weight: 700;
    font-size: 1.6rem;
    color: #ffffff !important;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

.navbar-brand:hover {
    color: #f8f9fa !important;
    text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.7);
}

.navbar-brand .fas {
    color: var(--bs-primary) !important;
}

.navbar-nav .nav-link {
    color: white !important;
    font-weight: 500;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link:focus {
    color: rgba(255, 255, 255, 0.8) !important;
}

.navbar-nav .nav-link .fas {
    color: var(--bs-primary) !important;
}

.navbar-toggler {
    border-color: rgba(255, 255, 255, 0.3);
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28255, 255, 255, 1%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* Modal enhancements */
.modal-content {
    border-radius: 1rem;
    border: none;
}

/* Back to top button */
#back_to_top {
    border-radius: 50%;
    width: 3rem;
    height: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0.25rem 0.5rem rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
}

#back_to_top:hover {
    transform: translateY(-2px);
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.3);
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .card, .alert, .btn {
        border: 2px solid currentColor;
    }
    
    .easy-read-section {
        border-left-width: 6px;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    .card,
    .content-section,
    #back_to_top,
    * {
        transition: none !important;
        animation: none !important;
    }
}

/* Print styles */
@media print {
    .navbar,
    footer,
    .btn,
    #back_to_top {
        display: none !important;
    }
    
    .card {
        border: 1px solid #000;
        box-shadow: none;
    }
    
    .easy-read-section {
        break-inside: avoid;
        page-break-inside: avoid;
    }
}

/* Focus indicators for better accessibility */
.btn:focus,
.form-control:focus,
.form-select:focus,
.btn-check:focus + .btn {
    outline: 2px solid var(--bs-primary);
    outline-offset: 2px;
}

/* Ensure adequate color contrast */
.text-muted {
    color: var(--bs-secondary) !important;
}

/* Main heading customization */
.main-title {
    font-size: 4rem !important;
    font-weight: 900 !important;
    color: var(--bs-body-color) !important;
    text-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

.main-subtitle {
    font-size: 1.25rem !important;
    font-weight: 400 !important;
    color: #6c757d !important;
    margin-top: 0.5rem !important;
}

/* Strategic accent color applications */

/* Navbar icons with different colors for visual interest */
.navbar-brand .fas {
    color: var(--claro-yellow) !important;
    filter: drop-shadow(0 0 3px rgba(255, 217, 61, 0.4));
}

.nav-link .fas {
    color: var(--claro-teal) !important;
}

.nav-link:hover .fas {
    color: var(--claro-yellow) !important;
    transition: color 0.2s ease;
}

/* Interactive button accents */
.btn-primary {
    background: linear-gradient(135deg, var(--claro-primary) 0%, var(--claro-blue) 100%);
    border-color: var(--claro-primary);
    transition: all 0.3s ease;
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--claro-blue) 0%, var(--claro-magenta) 100%);
    border-color: var(--claro-blue);
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(122, 94, 255, 0.3);
}

.btn-success {
    background-color: var(--claro-success);
    border-color: var(--claro-success);
    color: white;
}

.btn-success:hover {
    background-color: #15803D;  /* Even darker green for hover */
    border-color: #15803D;
    color: white;
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(22, 163, 74, 0.3);
}

.btn-success:focus {
    background-color: var(--claro-success);
    border-color: var(--claro-success);
    color: white;
    box-shadow: 0 0 0 0.25rem rgba(22, 163, 74, 0.25);
}

.btn-outline-primary {
    color: var(--claro-primary);
    border-color: var(--claro-primary);
}

.btn-outline-primary:hover {
    background-color: var(--claro-primary);
    border-color: var(--claro-primary);
    color: white;
}

.btn-outline-success {
    color: var(--claro-success);
    border-color: var(--claro-success);
}

.btn-outline-success:hover {
    background-color: var(--claro-success);
    border-color: var(--claro-success);
    color: white;
}

/* Form focus states with accent colors */
.form-control:focus,
.form-select:focus {
    border-color: var(--claro-teal);
    box-shadow: 0 0 0 0.25rem rgba(46, 230, 214, 0.25);
}

/* Progress bars with gradient */
.progress-bar {
    background: linear-gradient(90deg, var(--claro-teal) 0%, var(--claro-success) 100%);
}

/* Pricing cards with accent borders */
.card-pricing {
    border-top: 4px solid var(--claro-orange);
    position: relative;
    overflow: hidden;
}

.card-pricing::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, 
        var(--claro-orange) 0%, 
        var(--claro-yellow) 25%, 
        var(--claro-teal) 50%, 
        var(--claro-green) 75%, 
        var(--claro-coral) 100%);
}

/* Feature highlights */
.feature-icon {
    color: var(--claro-teal);
    font-size: 2rem;
    margin-bottom: 1rem;
}

.feature-highlight .fas.fa-check {
    color: var(--claro-success) !important;
}

.feature-highlight .fas.fa-star {
    color: var(--claro-yellow) !important;
}

.feature-highlight .fas.fa-bolt {
    color: var(--claro-orange) !important;
}

/* Stats or metrics with colorful accents */
.metric-value {
    background: linear-gradient(135deg, var(--claro-primary), var(--claro-magenta));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: bold;
}

/* Soft background alternatives to harsh white boxes */
.soft-bg-primary {
    background: rgba(var(--claro-primary-rgb), 0.05) !important;
    border-color: rgba(var(--claro-primary-rgb), 0.15) !important;
}

.soft-bg-info {
    background: rgba(46, 230, 214, 0.05) !important; /* Teal with opacity */
    border-color: rgba(46, 230, 214, 0.15) !important;
}

.soft-bg-success {
    background: rgba(77, 255, 115, 0.05) !important; /* Green with opacity */
    border-color: rgba(77, 255, 115, 0.15) !important;
}

.soft-bg-warning {
    background: rgba(255, 179, 71, 0.05) !important; /* Orange with opacity */
    border-color: rgba(255, 179, 71, 0.15) !important;
}

/* Enhanced feature highlights - no more stark white */
.feature-highlight {
    background: rgba(var(--claro-primary-rgb), 0.03) !important;
    border: 1px solid rgba(var(--claro-primary-rgb), 0.1) !important;
    transition: all 0.2s ease;
}

.feature-highlight:hover {
    background: rgba(var(--claro-primary-rgb), 0.08) !important;
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(var(--claro-primary-rgb), 0.1);
}

/* Cards with subtle backgrounds instead of pure white */
.card:not([class*="bg-"]):not([class*="border-"]) {
    background: rgba(var(--claro-primary-rgb), 0.02) !important;
    border-color: rgba(var(--claro-primary-rgb), 0.08) !important;
}

/* Minimalist page styling */
.mb-6 {
    margin-bottom: 4rem !important;
}

.mb-7 {
    margin-bottom: 5rem !important;
}

.mb-8 {
    margin-bottom: 6rem !important;
}

/* Minimalist typography for cleaner pages */
.fw-light {
    font-weight: 300 !important;
}

.lh-lg {
    line-height: 1.8 !important;
}

/* Clean section dividers */
.section-divider {
    border: none;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(var(--claro-primary-rgb), 0.2), transparent);
    margin: 3rem 0;
}

/* Minimalist icon spacing */
.minimal-icon-section .fas {
    margin-bottom: 1.5rem;
    opacity: 0.9;
}

/* File upload area enhancement */
#file_preview {
    border: 2px dashed var(--claro-teal);
    background: linear-gradient(135deg, 
        rgba(46, 230, 214, 0.05) 0%, 
        rgba(77, 255, 115, 0.05) 100%);
    transition: all 0.3s ease;
}

#file_preview:hover,
#file_preview.dragover {
    border-color: var(--claro-green);
    background: linear-gradient(135deg, 
        rgba(46, 230, 214, 0.1) 0%, 
        rgba(77, 255, 115, 0.1) 100%);
    transform: scale(1.02);
}

/* Badge colors */
.badge.bg-primary {
    background-color: var(--claro-primary) !important;
}

.badge.bg-success {
    background-color: var(--claro-success) !important;
    color: white !important;
}

.badge.bg-info {
    background-color: var(--claro-teal) !important;
}

.badge.bg-warning {
    background-color: var(--claro-orange) !important;
    color: #000;
}

.badge.bg-danger {
    background-color: var(--claro-coral) !important;
}

/* Link colors */
a {
    color: var(--claro-teal);
}

a:hover {
    color: var(--claro-success);
}

/* Custom background colors for card headers */
.bg-coral {
    background-color: var(--claro-coral) !important;
    color: white !important;
}

/* Target Score Meter Cards */
.meter-card {
    background: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0.05) 100%);
    border: 2px solid transparent;
    background-clip: padding-box;
    border-radius: 15px;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.meter-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 15px;
    padding: 2px;
    background: var(--gradient-border);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: exclude;
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask-composite: exclude;
}

.meter-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.meter-card.flesch-meter {
    --gradient-border: linear-gradient(135deg, var(--claro-success), var(--claro-teal));
    background: linear-gradient(135deg, rgba(22, 163, 74, 0.1), rgba(46, 230, 214, 0.1));
}

.meter-card.grade-meter {
    --gradient-border: linear-gradient(135deg, var(--claro-blue), var(--claro-primary));
    background: linear-gradient(135deg, rgba(74, 63, 255, 0.1), rgba(122, 94, 255, 0.1));
}

.meter-card.sentence-meter {
    --gradient-border: linear-gradient(135deg, var(--claro-orange), var(--claro-yellow));
    background: linear-gradient(135deg, rgba(255, 179, 71, 0.1), rgba(255, 217, 61, 0.1));
}

.meter-display {
    position: relative;
    margin: 20px 0;
}

.meter-track {
    width: 100%;
    height: 8px;
    background: rgba(255,255,255,0.2);
    border-radius: 10px;
    overflow: hidden;
    position: relative;
}

.meter-fill {
    height: 100%;
    border-radius: 10px;
    position: relative;
    background: var(--fill-gradient);
    animation: fillMeter 2s ease-out;
}

.flesch-meter .meter-fill {
    --fill-gradient: linear-gradient(90deg, var(--claro-success), var(--claro-teal));
    width: 90%; /* 80-100 range shows as 90% filled */
}

.grade-meter .meter-fill {
    --fill-gradient: linear-gradient(90deg, var(--claro-blue), var(--claro-primary));
    width: 75%; /* Year 6 shows as 75% towards easy reading */
}

.sentence-meter .meter-fill {
    --fill-gradient: linear-gradient(90deg, var(--claro-orange), var(--claro-yellow));
    width: 80%; /* 8-12 words shows as 80% optimal */
}

.meter-value {
    font-size: 1.8rem;
    font-weight: bold;
    background: var(--value-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin: 10px 0 5px 0;
}

.flesch-meter .meter-value {
    --value-gradient: linear-gradient(135deg, var(--claro-success), var(--claro-teal));
}

.grade-meter .meter-value {
    --value-gradient: linear-gradient(135deg, var(--claro-blue), var(--claro-primary));
}

.sentence-meter .meter-value {
    --value-gradient: linear-gradient(135deg, var(--claro-orange), var(--claro-yellow));
}

.meter-label {
    color: #fff;
    font-weight: 600;
    margin-bottom: 10px;
}

.meter-description {
    color: rgba(255,255,255,0.8);
    font-size: 0.9rem;
}

@keyframes fillMeter {
    from {
        width: 0;
    }
    to {
        width: var(--final-width, 80%);
    }
}

/* Score badge gradient system */
.badge-score-excellent {
    background-color: var(--score-excellent) !important;
    color: white !important;
}

.badge-score-very-good {
    background-color: var(--score-very-good) !important;
    color: white !important;
}

.badge-score-good {
    background-color: var(--score-good) !important;
    color: white !important;
}

.badge-score-fair {
    background-color: var(--score-fair) !important;
    color: black !important;
}

.badge-score-poor {
    background-color: var(--score-poor) !important;
    color: white !important;
}

.badge-score-very-poor {
    background-color: var(--score-very-poor) !important;
    color: white !important;
}

.badge-score-bad {
    background-color: var(--score-bad) !important;
    color: white !important;
}

/* Back to top button enhancement */
#back_to_top {
    background: linear-gradient(135deg, var(--claro-primary), var(--claro-blue));
    border-color: var(--claro-primary);
}

#back_to_top:hover {
    background: linear-gradient(135deg, var(--claro-blue), var(--claro-magenta));
    box-shadow: 0 0.5rem 1rem rgba(122, 94, 255, 0.4);
}

/* Custom navigation dropdown divider */
.claro-divider {
    border-top: 2px solid var(--claro-teal) !important;
    margin: 0.5rem 0 !important;
    opacity: 1 !important;
    box-shadow: 0 1px 3px rgba(46, 230, 214, 0.3);
}

/* Alternative with coral if you prefer */
.claro-divider.coral {
    border-top: 2px solid var(--claro-coral) !important;
    box-shadow: 0 1px 3px rgba(255, 94, 120, 0.3);
}

/* Bootstrap Override for Better Contrast */
.bg-success {
    background-color: var(--claro-success) !important;
    color: white !important;
}

/* Fix contrast issues with colored backgrounds and text-dark */
.alert.bg-primary.bg-opacity-10.text-dark,
.bg-primary.bg-opacity-10.text-dark {
    background-color: rgba(122, 94, 255, 0.05) !important; /* Much lighter opacity */
    color: #2c1810 !important; /* Dark brown for better contrast */
    border-color: var(--claro-primary) !important;
}

.alert.bg-info.bg-opacity-10.text-dark,
.bg-info.bg-opacity-10.text-dark {
    background-color: rgba(46, 230, 214, 0.05) !important; /* Much lighter opacity */
    color: #0f2419 !important; /* Dark teal for better contrast */
    border-color: var(--claro-teal) !important;
}

.alert.bg-success.bg-opacity-10.text-dark,
.bg-success.bg-opacity-10.text-dark {
    background-color: rgba(22, 163, 74, 0.05) !important; /* Much lighter opacity */
    color: #0f2419 !important; /* Dark green for better contrast */
    border-color: var(--claro-success) !important;
}

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

.border-success {
    border-color: var(--claro-success) !important;
}

/* Ensure card headers with success background have good contrast */
.card-header.bg-success {
    background-color: var(--claro-success) !important;
    color: white !important;
}

.card-header.bg-success h1,
.card-header.bg-success h2,
.card-header.bg-success h3,
.card-header.bg-success h4,
.card-header.bg-success h5,
.card-header.bg-success h6 {
    color: white !important;
}

/* Alternative light success variant for subtle backgrounds */
.bg-success-light {
    background-color: var(--claro-success-light) !important;
    color: #166534 !important; /* Dark green text for good contrast */
}

.alert-success.bg-success-light {
    background-color: var(--claro-success-light) !important;
    color: #166534 !important;
    border-left-color: var(--claro-success) !important;
}

/* Responsive improvements */
@media (max-width: 768px) {
    .main-title {
        font-size: 2.5rem !important;
    }
    
    .main-subtitle {
        font-size: 1.1rem !important;
    }
    
    .display-3 {
        font-size: 2.5rem;
    }
    
    .display-4 {
        font-size: 2rem;
    }
    
    .card-body {
        padding: 1rem;
    }
    
    .easy-read-section {
        padding: 1rem;
    }
}