/* Shree Lipi Converter - Custom Styles */

:root {
    --primary-color: #fff;
    --secondary-color: #6c757d;
    --success-color: #198754;
    --info-color: #0dcaf0;
    --warning-color: #ffc107;
    --danger-color: #dc3545;
    --light-color: #f8f9fa;
    --dark-color: #212529;
}

/* Global Styles */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--dark-color);
}

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 80px 0;
    margin-bottom: 0;
}

.hero-section h1 {
    color: white !important;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.hero-section .lead {
    color: rgba(255,255,255,0.9);
    font-size: 1.2rem;
}

.min-vh-50 {
    min-height: 50vh;
}

/* Cards */
.card {
    border: none;
    border-radius: 15px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.1) !important;
}

.card-header {
    border-radius: 15px 15px 0 0 !important;
    border-bottom: none;
}

/* Buttons */
.btn {
    border-radius: 25px;
    padding: 10px 25px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.btn-lg {
    padding: 15px 35px;
    font-size: 1.1rem;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

/* Tool Icons */
.tool-icon {
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Forms */
.form-control, .form-select {
    border-radius: 10px;
    border: 2px solid #e9ecef;
    padding: 12px 15px;
    transition: all 0.3s ease;
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.25);
}

/* Textarea */
textarea.form-control {
    resize: vertical;
    min-height: 120px;
}

/* Progress Bars */
.progress {
    border-radius: 10px;
    overflow: hidden;
}

.progress-bar {
    transition: width 0.6s ease;
}

/* Alerts */
.alert {
    border: none;
    border-radius: 10px;
    padding: 20px;
}

/* Navigation */
.navbar {
    padding: 15px 0;
    transition: all 0.3s ease;
}

.navbar-brand {
    font-size: 1.5rem;
    font-weight: 700;
}

.nav-link {
    font-weight: 500;
    padding: 10px 15px !important;
    border-radius: 5px;
    transition: all 0.3s ease;
}

.nav-link:hover {
    background-color: rgba(13, 110, 253, 0.1);
    color: var(--primary-color) !important;
}

/* Dropdown */
.dropdown-menu {
    border: none;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    padding: 10px 0;
}

.dropdown-item {
    padding: 10px 20px;
    transition: all 0.3s ease;
}

.dropdown-item:hover {
    background-color: rgba(13, 110, 253, 0.1);
    color: var(--primary-color);
}
.img-fluid {
    max-width: 50%;
    height: auto;
}

/* Footer */
footer {
    margin-top: auto;
}

.social-links a {
    transition: all 0.3s ease;
    display: inline-block;
}

.social-links a:hover {
    transform: translateY(-3px);
    color: var(--primary-color) !important;
}

/* Subject Row for CGPA Calculator */
.subject-row {
    background-color: #f8f9fa;
    padding: 20px;
    border-radius: 10px;
    border: 1px solid #e9ecef;
}

/* Attendance Progress */
.attendance-progress {
    height: 30px;
    font-size: 1.1rem;
    font-weight: bold;
}

/* Text Converter Output */
#output_text {
    background-color: #f8f9fa;
    border: 2px dashed #dee2e6;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-section {
        padding: 60px 0;
        text-align: center;
    }
    
    .hero-section h1 {
        font-size: 2.5rem;
    }
    
    .btn-lg {
        padding: 12px 25px;
        font-size: 1rem;
    }
    
    .card-body {
        padding: 20px !important;
    }
    
    .subject-row .row {
        margin: 0;
    }
    
    .subject-row .col-md-4,
    .subject-row .col-md-3,
    .subject-row .col-md-2 {
        margin-bottom: 15px;
    }
}

@media (max-width: 576px) {
    .hero-section h1 {
        font-size: 2rem;
    }
    
    .display-4 {
        font-size: 2.5rem;
    }
    
    .display-5 {
        font-size: 2rem;
    }
    
    .btn {
        width: 100%;
        margin-bottom: 10px;
    }
    
    .btn-group .btn {
        width: auto;
        margin-bottom: 0;
    }
}

/* Animation Classes */
.fade-in {
    animation: fadeIn 0.5s ease-in;
}

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

.slide-in-left {
    animation: slideInLeft 0.5s ease-out;
}

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

.slide-in-right {
    animation: slideInRight 0.5s ease-out;
}

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

/* Utility Classes */
.text-shadow {
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.border-radius-lg {
    border-radius: 15px;
}

.border-radius-xl {
    border-radius: 20px;
}

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

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

::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 10px;
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
    background: #0b5ed7;
}

/* Print Styles */
@media print {
    .navbar,
    .btn,
    footer {
        display: none !important;
    }
    
    .card {
        border: 1px solid #000 !important;
        box-shadow: none !important;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.4;
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    .card {
        border: 2px solid var(--dark-color);
    }
    
    .btn {
        border: 2px solid currentColor;
    }
    
    .form-control,
    .form-select {
        border: 2px solid var(--dark-color);
    }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}