:root {
    --primary-color: #096B68;
    --primary-hover: #096B68;
    --secondary-color: #6C757D;
    --background-color: #A2B9A7;
    --default-font: "Roboto", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", "Liberation Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
    --heading-font: "Nunito", sans-serif;
    --nav-font: "Poppins", sans-serif;
}

body {
    font-family: var(--default-font);
    background: var(--background-color);
    min-height: 100vh;
}

.container-xxl {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.authentication-wrapper {
    width: 100%;
    max-width: 500px;
    padding: 20px;
}

.card {
    border: 1px solid #e9ecef;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    background: #ffffff;
    animation: slideUp 0.6s ease forwards;
    transform: translateY(20px);
    opacity: 0;
}

@keyframes slideUp {
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.card-body {
    padding: 32px;
}

.app-brand img {
    transition: transform 0.3s ease;
}

.app-brand a:hover img {
    transform: scale(1.02);
}

.brand-text {
    font-size: 28px;
    font-family: var(--heading-font);
    font-weight: 700;
    color: var(--primary-color);
    letter-spacing: -0.5px;
    transition: color 0.3s ease;
}

.app-brand a:hover .brand-text {
    color: var(--primary-color);
}

h4 {
    color: #2c3e50;
    font-family: var(--heading-font);
    font-weight: 700;
    margin-bottom: 8px;
}

.mb-2 p {
    color: var(--secondary-color);
    font-size: 15px;
    font-family: var(--default-font);
}

.form-label {
    color: #495057;
    font-family: var(--nav-font);
    font-weight: 600;
    margin-bottom: 8px;
}

.form-control {
    border: 1px solid #e9ecef;
    border-radius: 8px;
    padding: 12px 16px;
    font-size: 15px;
    transition: all 0.3s ease;
    background: #ffffff;
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(9, 107, 104, 0.1);
    background: white;
}

.input-group-merge {
    position: relative;
}

.input-group-text {
    border: 1px solid #e9ecef;
    border-left: none;
    border-radius: 0 8px 8px 0;
    background: #ffffff;
    transition: all 0.3s ease;
}

.form-control:focus + .input-group-text {
    border-color: var(--primary-color);
    background: white;
}

.cursor-pointer {
    cursor: pointer;
}

.cursor-pointer:hover {
    color: var(--primary-color);
}

.fc-color {
    color: var(--primary-color) !important;
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.fc-color:hover {
    color: var(--primary-hover) !important;
}

.btn-success {
    background: var(--primary-color);
    border: none;
    border-radius: 8px;
    padding: 12px 24px;
    font-family: var(--nav-font);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: all 0.3s ease;
}

.btn-success:hover {
    background: var(--primary-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(9, 107, 104, 0.2);
}

.btn-success:active {
    transform: translateY(0);
}

.btn-outline-dark {
    border: 1px solid #dee2e6;
    border-radius: 8px;
    padding: 10px 20px;
    color: #495057;
    font-family: var(--nav-font);
    font-weight: 500;
    transition: all 0.3s ease;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 10px;
}

.btn-outline-dark:hover {
    background: #f8f9fa;
    border-color: #adb5bd;
    color: #495057;
}

.btn-outline-dark img {
    transition: transform 0.3s ease;
}

.btn-outline-dark:hover img {
    transform: scale(1.02);
}

.list-group-horizontal {
    border: none;
}

.list-group-item {
    border: none;
    background: transparent;
    padding: 0;
}

.text-center.my-1 {
    color: var(--secondary-color);
    font-size: 14px;
    margin: 15px 0 !important;
    position: relative;
}

.mb-3:last-child {
    text-align: center;
    color: var(--secondary-color);
    font-size: 14px;
    margin-top: 20px;
}

.text-underline {
    text-decoration: underline;
}

/* Responsive adjustments */
@media (max-width: 576px) {
    .card-body {
        padding: 24px 20px;
    }
    
    .authentication-wrapper {
        padding: 15px;
    }
}

/* Loading animation for form submission */
.btn-loading {
    position: relative;
    color: transparent !important;
}

.btn-loading::after {
    content: '';
    position: absolute;
    width: 16px;
    height: 16px;
    top: 50%;
    left: 50%;
    margin-left: -8px;
    margin-top: -8px;
    border: 2px solid #ffffff;
    border-radius: 50%;
    border-top-color: transparent;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}