/* Custom CSS styles for Online Olympiad - Professional Edition */

/* General Styles */
:root {
    --primary-color: #3f51b5;
    --primary-light: #757de8;
    --primary-dark: #002984;
    --secondary-color: #ff9800;
    --secondary-light: #ffc947;
    --secondary-dark: #c66900;
    --accent-color: #00bcd4;
    --success-color: #4caf50;
    --danger-color: #f44336;
    --warning-color: #ff9800;
    --info-color: #2196f3;
    --light-color: #f8f9fa;
    --dark-color: #343a40;
    --gray-100: #f8f9fa;
    --gray-200: #e9ecef;
    --gray-300: #dee2e6;
    --gray-400: #ced4da;
    --gray-500: #adb5bd;
    --gray-600: #6c757d;
    --gray-700: #495057;
    --gray-800: #343a40;
    --gray-900: #212529;
}

body {
    font-family: 'Poppins', sans-serif;
    background-color: #f0f2f5;
    color: var(--gray-800);
    line-height: 1.6;
}

/* Header Styles */
.bg-gradient-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
}

.bg-gradient-secondary {
    background: linear-gradient(135deg, var(--secondary-color), var(--secondary-dark));
}

.bg-gradient-success {
    background: linear-gradient(135deg, var(--success-color), #45a049);
}

header {
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.15);
}

/* Section Title Styles */
.section-title {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
    font-weight: 600;
    color: var(--primary-dark);
    border-bottom: 2px solid var(--gray-300);
    padding-bottom: 10px;
}

.section-title span {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    background-color: var(--primary-color);
    color: white;
    border-radius: 50%;
    margin-right: 10px;
    font-size: 14px;
    font-weight: 600;
}

/* Card Styles */
.card {
    border: none;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    overflow: hidden;
    margin-bottom: 25px;
    transition: transform 0.3s, box-shadow 0.3s;
}

.shine-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.cart-card {
    position: sticky;
    top: 20px;
}

.card-header {
    border-bottom: none;
    padding: 18px 20px;
}

.card-body {
    padding: 25px;
}

/* Subject Selection Styles */
.subject-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 15px;
}

.subject-card {
    cursor: pointer;
    border: 2px solid var(--gray-300);
    border-radius: 10px;
    padding: 15px;
    transition: all 0.3s ease;
    position: relative;
    background-color: white;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.subject-card:hover {
    border-color: var(--primary-light);
    background-color: #f8f9ff;
    transform: translateY(-3px);
}

.subject-card.selected {
    border-color: var(--primary-color);
    background-color: #f0f4ff;
}

.subject-card .form-check-input {
    position: absolute;
    top: 15px;
    right: 15px;
    margin-top: 0;
}

.subject-card .subject-name {
    font-weight: 500;
    font-size: 14px;
    margin-right: 25px; /* Space for checkbox */
    display: block;
    margin-bottom: 10px;
}

.price-badge {
    background-color: var(--secondary-color);
    color: white;
    padding: 5px 12px;
    border-radius: 20px;
    font-weight: 600;
    font-size: 14px;
    display: inline-block;
}

/* Form Styles */
.form-floating > .form-control,
.form-floating > .form-select {
    height: calc(3.5rem + 2px);
    line-height: 1.25;
    padding: 1rem 0.75rem;
}

.form-floating > .form-control:focus,
.form-floating > .form-select:focus {
    border-color: var(--primary-light);
    box-shadow: 0 0 0 0.25rem rgba(63, 81, 181, 0.25);
}

.form-floating > label {
    padding: 0.75rem;
}

.form-floating > .form-select ~ label::after {
  inset: 0.375rem;
}

.custom-select {
    height: 60px;
    font-size: 1.1rem;
    font-weight: 500;
    padding-left: 15px;
}

/* Cart Styles */
#cartEmpty {
    color: var(--gray-600);
}

.subject-list {
    max-height: 250px;
    overflow-y: auto;
    border-radius: 8px;
    border: 1px solid var(--gray-300);
}

.subject-header {
    font-size: 16px;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 10px;
}

#cartContent .list-group-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 15px;
    border-left: none;
    border-right: none;
}

.remove-subject {
    cursor: pointer;
    color: var(--danger-color);
    font-size: 18px;
    opacity: 0.7;
    transition: opacity 0.2s;
}

.remove-subject:hover {
    opacity: 1;
}

/* Coupon Styles */
.coupon-section {
    background-color: #fff8e1;
    border: 1px dashed var(--secondary-color);
    border-radius: 10px;
    padding: 15px;
}

.coupon-title {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--secondary-dark);
}

.btn-accent {
    background-color: var(--secondary-color);
    border-color: var(--secondary-color);
    color: white;
}

.btn-accent:hover {
    background-color: var(--secondary-dark);
    border-color: var(--secondary-dark);
    color: white;
}

#couponMessage.success {
    color: var(--success-color);
    font-weight: 500;
}

#couponMessage.error {
    color: var(--danger-color);
    font-weight: 500;
}

/* Price Summary Styles */
.price-summary {
    background-color: var(--gray-100);
    border-radius: 10px;
    padding: 15px;
}

.total-row {
    border-top: 1px solid var(--gray-300);
    padding-top: 10px;
    margin-top: 5px;
}

/* Button Styles */
.btn {
    padding: 10px 22px;
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.3s ease;
}

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

.btn-primary:hover {
    background-color: var(--primary-dark);
    border-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
}

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

.btn-success:hover {
    background-color: #43a047;
    border-color: #43a047;
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
}

.btn-outline-secondary {
    color: var(--gray-700);
    border-color: var(--gray-400);
}

.btn-outline-secondary:hover {
    background-color: var(--gray-200);
    color: var(--gray-800);
}

/* Modal Styles */
.modal-content {
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    border: none;
}

.modal-header {
    border-bottom: 1px solid var(--gray-200);
    padding: 20px 25px;
}

.modal-body {
    padding: 25px;
}

.modal-footer {
    border-top: 1px solid var(--gray-200);
    padding: 20px 25px;
}

/* Payment Modal Styles */
.payment-amount {
    background-color: var(--gray-100);
    padding: 15px;
    border-radius: 10px;
    display: inline-block;
}

.amount-label {
    font-size: 16px;
    color: var(--gray-700);
}

.amount-value {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary-color);
    margin-left: 10px;
}

.razorpay-container {
    border-bottom: 1px solid var(--gray-200);
    padding-bottom: 20px;
}

.payment-methods i {
    color: var(--gray-600);
    margin: 0 5px;
}

/* Success Modal Styles */
.success-icon {
    margin: 20px 0;
    animation: scale-up 0.5s ease;
}

.order-id-container {
    background-color: var(--gray-100);
    border-radius: 10px;
    padding: 15px;
    margin-top: 20px;
}

/* Payment Option Styles */
.payment-options {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.payment-option {
    flex: 1 0 calc(50% - 8px);
    min-width: 120px;
    text-align: center;
    transition: all 0.3s ease;
    border-radius: 8px;
}

.payment-option.active {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.payment-option:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

.payment-security {
    opacity: 0.8;
    transition: opacity 0.3s;
}

.payment-security:hover {
    opacity: 1;
}

@keyframes scale-up {
    0% {
        transform: scale(0.8);
        opacity: 0;
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}

/* Footer Styles */
footer {
    margin-top: 60px;
    background-color: var(--gray-900) !important;
}

footer a {
    text-decoration: none;
    transition: color 0.2s;
}

footer a:hover {
    color: var(--secondary-color) !important;
    text-decoration: none;
}

.social-icons i {
    font-size: 1.25rem;
    transition: transform 0.2s;
}

.social-icons a:hover i {
    transform: scale(1.2);
}

/* Toast Notifications */
#toast-container {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 9999;
}

.toast {
    background-color: white;
    color: var(--gray-800);
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    margin-bottom: 10px;
    opacity: 0;
    animation: toast-in 0.3s ease forwards;
}

.toast.bg-info {
    background-color: var(--info-color) !important;
}

.toast.bg-success {
    background-color: var(--success-color) !important;
}

.toast.bg-danger {
    background-color: var(--danger-color) !important;
}

.toast.bg-warning {
    background-color: var(--warning-color) !important;
}

.toast-body {
    padding: 12px 15px;
    font-weight: 500;
}

.btn-close-white {
    filter: brightness(0) invert(1);
}

@keyframes toast-in {
    0% {
        transform: translateX(100%);
        opacity: 0;
    }
    100% {
        transform: translateX(0);
        opacity: 1;
    }
}

/* Responsive Adjustments */
@media (max-width: 991px) {
    .subject-grid {
        grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
    }
}

@media (max-width: 768px) {
    .card-header h3 {
        font-size: 1.2rem;
    }
    
    .card-body {
        padding: 20px;
    }
    
    .btn {
        padding: 8px 16px;
    }
    
    .subject-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
        gap: 10px;
    }
    
    .subject-card {
        padding: 12px;
    }
    
    .custom-select {
        height: 50px;
        font-size: 1rem;
    }
    
    #toast-container {
        left: 20px;
        right: 20px;
    }
}