/* General Styles */
@import url('https://fonts.googleapis.com/css2?family=Nunito:wght@300;400;500;600;700;800&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

:root {
    --primary-color: #4776E6;
    --primary-light: #e8f0ff;
    --primary-dark: #3264d0;
    --secondary-color: #FF5E62;
    --secondary-light: #fff5f5;
    --text-color: #333;
    --text-light: #6c757d;
    --bg-color: #f8f9fa;
    --border-radius: 12px;
    --card-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
    --transition: all 0.3s ease;
    --gradient-primary: linear-gradient(135deg, #4776E6, #8E54E9);
    --gradient-secondary: linear-gradient(135deg, #FF5E62, #FF9966);
    --box-shadow-hover: 0 10px 30px rgba(71, 118, 230, 0.2);
    --box-shadow-light: 0 5px 15px rgba(0, 0, 0, 0.05);
}

body, html {
    background-color: #f7f9fc !important;
    color: #333 !important;
    font-family: 'Nunito', sans-serif;
    overflow-x: hidden;
    line-height: 1.6;
    height: 100%;
}

/* YÜKLEME EKRANI STILLERİ */
#loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: #f7f9fc;
    z-index: 10000;
    opacity: 1;
    visibility: visible;
    /* Opaklık 0.4s içinde geçiş yapsın. Gözükebilirlik (visibility) ise 0.4s sonra değişsin. */
    transition: opacity 0.4s ease-out, visibility 0s 0.4s;
}

.loading-hidden {
    opacity: 0 !important;
    pointer-events: none;
    visibility: hidden !important;
    /* visibility geçiş gecikmesini iptal et, hemen gizle. */
    transition-delay: 0s !important;
}

/* İçeriği başlangıçta gizle, JS ile göstereceğiz */
#content {
    opacity: 0;
    visibility: hidden;
    /* Opaklık 0.4s içinde geçiş yapsın. Gözükebilirlik ise 0.4s sonra değişsin. */
    transition: opacity 0.4s ease-in, visibility 0s 0.4s;
}

.content-visible {
    opacity: 1 !important;
    visibility: visible !important;
    /* Gecikmeyi JS'ten yöneteceğimiz için buradan kaldırıldı. */
    /* transition-delay: 0.5s !important; */
}

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

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

::-webkit-scrollbar-thumb {
    background: #ccc;
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
    background: #aaa;
}

/* Wrapper */
.wrapper {
    display: flex;
    width: 100%;
    align-items: stretch;
    position: relative;
    min-height: 100vh;
}

/* Content */
#content {
    width: 100%;
    transition: all 0.3s ease;
    margin-left: 0;
    background-color: #f7f9fc !important;
    background-image:
        radial-gradient(circle at 10% 20%, rgba(71, 118, 230, 0.05) 0%, transparent 20%),
        radial-gradient(circle at 90% 80%, rgba(142, 84, 233, 0.07) 0%, transparent 25%),
        linear-gradient(135deg, rgba(255, 255, 255, 0.9) 0%, rgba(240, 247, 255, 0.9) 100%);
    background-attachment: fixed;
    color: #333 !important;
}

/* Kullanıcı bilgisinin yeni konumu (sağ üst) */
/* User Profile Component stilleri artık user_component/user-profile.css dosyasında */

.loading-spinner {
    width: 20px;
    height: 20px;
    border: 3px solid rgba(71, 118, 230, 0.2);
    border-top: 3px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Enhanced Calculator specific styles */
.calculator-icon {
    width: 110px;
    height: 110px;
    border-radius: 50% !important;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    box-shadow: 0 12px 30px rgba(71, 118, 230, 0.4);
    animation: pulse 2s infinite;
    position: relative;
    z-index: 1;
    overflow: hidden;
}

.calculator-icon::before {
    content: '';
    position: absolute;
    top: -10px;
    left: -10px;
    right: -10px;
    bottom: -10px;
    background: var(--gradient-primary);
    background-size: 200% 200%;
    animation: gradientShift 8s ease infinite;
    border-radius: 50%;
    z-index: -1;
}

.calculator-icon i {
    font-size: 3.5rem;
    color: white;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.calculator-icon::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    z-index: -2;
    filter: blur(15px);
    transform: scale(0.9);
}

@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(71, 118, 230, 0.7);
        transform: scale(1);
    }
    50% {
        box-shadow: 0 0 0 20px rgba(71, 118, 230, 0);
        transform: scale(1.05);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(71, 118, 230, 0);
        transform: scale(1);
    }
}

/* Background accents */
.accent-circle {
    position: fixed;
    border-radius: 50%;
    background: var(--gradient-primary);
    filter: blur(60px);
    z-index: -1;
    opacity: 0.07;
}

.accent-circle-1 {
    width: 300px;
    height: 300px;
    top: 10%;
    right: 5%;
}

.accent-circle-2 {
    width: 250px;
    height: 250px;
    bottom: 10%;
    left: 5%;
    background: var(--gradient-secondary);
}

/* Card Styles */
.card {
    border-radius: var(--border-radius);
    border: none;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    overflow: hidden;
    background: white;
    box-shadow: var(--box-shadow-light);
}

.card:hover {
    box-shadow: var(--box-shadow-hover);
    transform: translateY(-5px);
}

.glass-card {
    background: rgba(255, 255, 255, 0.95) !important;
    border: 1px solid rgba(255, 255, 255, 0.2) !important;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1) !important;
}

/* Enhanced Lesson row */
.lesson-row {
    background-color: white !important;
    border-radius: var(--border-radius);
    padding: 18px;
    box-shadow: var(--box-shadow-light);
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
    margin-bottom: 16px;
    border-left: 4px solid transparent;
    position: relative;
    z-index: 1;
    overflow: hidden;
}

.lesson-row:hover {
    box-shadow: 0 10px 25px rgba(71, 118, 230, 0.15);
    transform: translateY(-3px);
    border-left: 4px solid var(--primary-color);
}

.lesson-row::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--gradient-primary);
    transform: translateX(-100%);
    transition: transform 0.3s ease;
    z-index: -1;
}

.lesson-row:hover::before {
    transform: translateX(0);
}

.lesson-row::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg,
        rgba(71, 118, 230, 0.1) 0%,
        transparent 20%);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: -1;
    pointer-events: none;
}

.lesson-row:hover::after {
    opacity: 1;
}

.add-lesson-btn, .calculate-btn {
    padding: 12px 24px;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.add-lesson-btn:hover, .calculate-btn:hover {
    transform: translateY(-3px) scale(1.05);
}

.calculate-btn {
    background: var(--gradient-primary);
    border: none;
    box-shadow: 0 8px 15px rgba(71, 118, 230, 0.3);
}

.calculate-btn:hover {
    box-shadow: 0 12px 20px rgba(71, 118, 230, 0.4);
}

/* Enhanced Result card */
.result-card {
    border-radius: 12px;
    background-color: white;
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    margin-bottom: 2rem;
    border-left: 5px solid #4776E6;
}

.result-card:hover {
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.12);
    transform: translateY(-2px);
}

.result-icon {
    margin-bottom: 1.5rem;
    animation: pulse 2s infinite;
}

.result-value {
    font-size: 3rem;
    font-weight: 700;
    color: #4776E6;
    background: linear-gradient(45deg, #4776E6, #8E54E9);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: slideInDown 0.5s ease-out;
}

.result-badge {
    animation: bounceIn 0.5s ease-out;
}

.result-message {
    color: #555;
    line-height: 1.6;
    animation: fadeIn 0.8s ease-out;
}

/* Enhanced Education level selector */
.education-selector .nav-pills {
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.05);
    padding: 12px;
    margin-bottom: 30px;
}

.education-selector .nav-pills .nav-link {
    border-radius: 12px;
    padding: 15px;
    font-weight: 700;
    color: var(--text-color);
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    margin: 0 5px;
    overflow: hidden;
    position: relative;
    z-index: 1;
}

.education-selector .nav-pills .nav-link:hover {
    background-color: var(--primary-light);
    transform: translateY(-2px);
}

.education-selector .nav-pills .nav-link.active {
    background: var(--gradient-primary);
    box-shadow: 0 8px 20px rgba(71, 118, 230, 0.3);
    transform: translateY(-3px);
}

.education-selector .nav-pills .nav-link i {
    font-size: 1.2rem;
    margin-right: 8px;
    vertical-align: middle;
}

.education-selector .nav-pills .nav-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    z-index: -1;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.education-selector .nav-pills .nav-link:hover::before {
    opacity: 0.1;
}

.education-selector .nav-pills .nav-link.active::before {
    opacity: 1;
}

.education-selector .nav-pills .nav-link.active {
    color: white;
}

/* Enhanced Info card */
.info-card {
    background-color: white !important;
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    padding: 25px !important;
    margin-top: 30px;
    transition: all 0.4s ease;
    border-left: none;
    position: relative;
    overflow: hidden;
    color: #333 !important;
}

.info-card:hover {
    box-shadow: 0 15px 35px rgba(71, 118, 230, 0.1);
}

.info-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 5px;
    height: 100%;
    background: var(--gradient-primary);
    border-radius: 5px 0 0 5px;
}

.info-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 5px;
    width: 15px;
    height: 100%;
    background: linear-gradient(90deg,
        rgba(71, 118, 230, 0.1) 0%,
        transparent 100%);
}

.info-card h4 {
    color: var(--primary-color);
    font-weight: 700;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--primary-light);
}

.info-card .list-group-item {
    border-radius: 8px;
    margin-bottom: 8px;
    border: 1px solid rgba(0, 0, 0, 0.05);
    padding: 12px 20px;
    transition: all 0.3s ease;
    background-color: white !important;
    color: #333 !important;
}

.info-card .list-group-item:hover {
    transform: translateX(5px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.info-card .badge {
    padding: 8px 14px;
    font-weight: 600;
    font-size: 0.85rem;
}

/* Form Controls and Inputs */
.form-control, .form-select {
    border-radius: 8px;
    border: 1.5px solid #dee2e6;
    padding: 12px 15px;
    font-size: 1rem;
    transition: all 0.25s ease-in-out;
    background-color: white;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.02);
    color: var(--text-color);
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(71, 118, 230, 0.15);
    background-color: white;
}

/* Input Group Styling - Enhanced */
.input-group {
    position: relative;
    border-radius: 8px;
    overflow: hidden;
    background-color: white;
    border: 1px solid #dee2e6;
}

.input-group:focus-within {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(71, 118, 230, 0.15);
}

/* Special styling for input groups with calculator button */
.input-group .floating-input {
    flex: 1;
}

.input-group .form-control {
    border: none;
    border-radius: 0;
    box-shadow: none;
}

.input-group .calculator-btn {
    border: none;
    background-color: #f5f7fc;
    color: var(--primary-color);
    border-left: 1px solid #dee2e6;
    border-radius: 0;
}

.input-group .calculator-btn:hover {
    background-color: #e9ecf5;
}

/* Make sure labels in input groups are properly visible */
.input-group .floating-input .form-label {
    background-color: white;
    z-index: 5;
}

.form-label {
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 10px;
    font-size: 0.95rem;
}

.calculator-btn {
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
    border-top-right-radius: 10px;
    border-bottom-right-radius: 10px;
}

.remove-lesson-btn {
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.remove-lesson-btn:hover {
    background-color: #fee;
    color: #dc3545;
}

/* İlkokul/Ortaokul, Lise, Üniversite başlıklarının solundaki daireler */
.level-icon-circle {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-shadow: 0 4px 10px rgba(71, 118, 230, 0.2);
    transition: all 0.3s ease;
}

.level-icon-circle:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(71, 118, 230, 0.3);
}

/* İçindeki ikonların daha net görünmesi için ek stil */
.level-icon-circle i {
    line-height: 1;
}


/* Enhanced Responsive adjustments */
@media (max-width: 768px) {
    .education-selector .nav-pills {
        flex-wrap: wrap;
        justify-content: center;
        gap: 5px;
    }

    .education-selector .nav-pills .nav-item {
        flex-basis: auto;
        flex-grow: 0;
    }

    .education-selector .nav-pills .nav-link {
        font-size: 0.9rem;
        padding: 12px 10px;
    }

    .result-value {
        font-size: 2.5rem;
    }

    .lesson-row {
        padding: 15px;
    }

    /* Navbar styles adjusted for mobile */
    .navbar .container-fluid {
        padding-left: 10px;
        padding-right: 10px;
        justify-content: flex-end;
    }
}

@media (max-width: 576px) {
    .calculator-icon {
        width: 90px;
        height: 90px;
    }

    .calculator-icon i {
        font-size: 2.8rem;
    }

    .education-selector .nav-pills {
        display: flex;
        flex-direction: row;
        gap: 8px;
        padding: 10px;
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    }

    .education-selector .nav-pills .nav-item {
        flex: 1;
    }

    .education-selector .nav-pills .nav-link {
        padding: 12px 5px;
        border-radius: 12px;
        text-align: center;
        margin: 0;
        font-size: 0.8rem;
        height: 100%;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
    }

    .education-selector .nav-pills .nav-link i {
        font-size: 1.2rem;
        margin-right: 0;
        margin-bottom: 5px;
        display: block;
    }

    .result-value {
        font-size: 2.5rem;
    }

    .form-control, .form-select {
        padding: 12px 15px;
    }

    .lesson-row .row {
        gap: 10px !important;
    }

    .lesson-row .col-md-2,
    .lesson-row .col-md-3,
    .lesson-row .col-md-4 {
        width: 100%;
    }

    .add-lesson-btn, .calculate-btn {
        width: 100%;
        margin-bottom: 10px;
    }

    .level-icon-circle {
        width: 50px;
        height: 50px;
    }
    .level-icon-circle i {
        font-size: 1.3rem !important;
    }
}

/* Mobile adjustments (extra small devices) */
@media (max-width: 400px) {
    .calculator-icon {
        width: 60px;
        height: 60px;
    }
    .calculator-icon i {
        font-size: 1.8rem;
    }
    .result-value {
        font-size: 1.8rem;
    }
    .row {
        margin-left: -5px;
        margin-right: -5px;
    }
    .col-md-4, .col-md-3, .col-md-2, .col-md-6 {
        padding-left: 5px;
        padding-right: 5px;
    }
}


/* Result icon styles */
.result-icon {
    font-size: 3rem;
    margin-bottom: 20px;
    animation: bounceIn 0.8s cubic-bezier(0.215, 0.610, 0.355, 1.000) both;
}

/* tab-pane'den gelen fadeIn animasyonu */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* card'tan gelen fadeInUp animasyonu */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Result card'tan gelen slideInDown animasyonu */
@keyframes slideInDown {
    0% {
        opacity: 0;
        transform: translateY(-20px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Result card'tan gelen bounceIn animasyonu */
@keyframes bounceIn {
    0% {
        opacity: 0;
        transform: scale(0);
    }
    60% {
        opacity: 1;
        transform: scale(1.1);
    }
    80% { transform: scale(0.9); }
    100% { transform: scale(1); }
}

/* Table styles */
.table {
    vertical-align: middle;
    border-collapse: separate;
    border-spacing: 0 5px;
    color: #333 !important;
}

.table th {
    font-weight: 700;
    background-color: var(--primary-light);
    border: none;
    padding: 12px 15px;
}

.table td {
    padding: 12px 15px;
    border-top: none;
    transition: all 0.3s ease;
}

.table tbody tr {
    transition: all 0.3s ease;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.03);
}

.table tbody tr:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
}

/* Modal styles */
.modal-content {
    border-radius: 20px;
    border: none;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    overflow: hidden;
    background-color: white !important;
}

.modal-header {
    background: var(--gradient-primary);
    color: white;
    border-bottom: none;
    padding: 20px 25px;
}

.modal-header .btn-close {
    background-color: rgba(255, 255, 255, 0.5);
    border-radius: 50%;
    opacity: 1;
    transition: all 0.3s ease;
}

.modal-header .btn-close:hover {
    background-color: white;
    transform: rotate(90deg);
}

.modal-body {
    padding: 25px;
}

.modal-footer {
    border-top: none;
    padding: 20px 25px;
}

.modal.fade .modal-dialog {
    transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.modal.fade.show .modal-dialog {
    transform: none;
}

/* Add animation classes */
.scale-in {
    animation: scaleIn 0.3s ease;
}

@keyframes scaleIn {
    from {
        transform: scale(0.9);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

/* Improved focus states for accessibility */
.form-control:focus,
.form-select:focus,
.btn:focus {
    box-shadow: 0 0 0 3px rgba(71, 118, 230, 0.25);
    outline: none;
}

/* Feedback and validation states */
.is-invalid {
    animation: shake 0.5s cubic-bezier(.36,.07,.19,.97) both;
}

@keyframes shake {
    10%, 90% { transform: translate3d(-1px, 0, 0); }
    20%, 80% { transform: translate3d(2px, 0, 0); }
    30%, 50%, 70% { transform: translate3d(-3px, 0, 0); }
    40%, 60% { transform: translate3d(3px, 0, 0); }
}

/* Floating labels for inputs */
.floating-input {
    position: relative;
}

.floating-input .form-control,
.floating-input .form-select {
    height: 60px;
    padding-top: 25px;
    padding-bottom: 8px;
}

.floating-input .form-label {
    position: absolute;
    top: 8px;
    left: 13px;
    font-size: 0.85rem;
    color: var(--primary-color);
    font-weight: 600;
    transition: all 0.3s ease;
    opacity: 0.8; /* Default opacity for floating label */
    z-index: 1;
    background-color: rgba(255, 255, 255, 0.9);
    padding: 0 4px;
    border-radius: 3px;
}

.floating-input .form-control::placeholder {
    color: transparent;
}

.floating-input .form-control:focus::placeholder {
    color: #aaa;
}

.floating-input .form-control:focus + .form-label,
.floating-input .form-control:not(:placeholder-shown) + .form-label,
.floating-input .form-select:focus + .form-label,
.floating-input .form-select:not([value=""]):valid + .form-label {
    opacity: 1;
    top: 8px;
    color: var(--primary-color);
    font-weight: 600;
}

/* New effect for info-card */
.info-card {
    border-left: none;
    position: relative;
    overflow: hidden;
}

.info-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 5px;
    height: 100%;
    background: var(--gradient-primary);
    border-radius: 5px 0 0 5px;
}

.info-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 5px;
    width: 15px;
    height: 100%;
    background: linear-gradient(90deg,
        rgba(71, 118, 230, 0.1) 0%,
        transparent 100%);
}

/* Enhanced buttons with gradients */
.btn-gradient {
    background: var(--gradient-primary);
    border: none;
    color: white;
    position: relative;
    z-index: 1;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(71, 118, 230, 0.3);
}

.btn-gradient::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #8E54E9, #4776E6);
    border-radius: inherit;
    z-index: -1;
    transition: opacity 0.3s ease;
    opacity: 0;
}

.btn-gradient:hover::before {
    opacity: 1;
}

.btn-gradient:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(71, 118, 230, 0.4);
}

/* Glassmorphism effects */
.glass-card {
    background: rgba(255, 255, 255, 0.95) !important;
    border: 1px solid rgba(255, 255, 255, 0.2) !important;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1) !important;
}

.table-success, .table-warning, .table-danger {
    color: #333 !important;
}

/* Sol Üst Geri Butonu Stili */
.back-button {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    padding: 0;
    box-shadow: 0 4px 10px rgba(220, 53, 69, 0.2);
    transition: all 0.3s ease;
}

.back-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(220, 53, 69, 0.3);
}