:root {
    --primary-green: #2e7d32;
    --primary-green-light: #4caf50;
    --primary-green-dark: #1b5e20;
    --secondary-teal: #00695c;
    --accent-blue: #0277bd;
    --light-bg: #f8fdf8;
    --white: #ffffff;
    --light-gray: #e8f5e9;
    --medium-gray: #c8e6c9;
    --text-dark: #1b5e20;
    --text-light: #4caf50;
    --error-color: #d32f2f;
    --success-color: #388e3c;
    --border-radius: 8px;
    --box-shadow: 0 4px 12px rgba(46, 125, 50, 0.1);
    --transition: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: var(--light-bg);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background-image: radial-gradient(circle at 10% 20%, rgba(76, 175, 80, 0.05) 0%, transparent 20%), radial-gradient(circle at 90% 80%, rgba(0, 105, 92, 0.05) 0%, transparent 20%);
}

.register-container {
    width: 100%;
    max-width: 500px;
}

.register-card {
    background-color: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    padding: 2.5rem;
    border: 1px solid var(--medium-gray);
    position: relative;
    overflow: hidden;
    width: 100%;
}

    .register-card::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 4px;
        background: linear-gradient(90deg, var(--primary-green), var(--secondary-teal));
    }

.text-center {
    text-align: center;
}

.mb-3 {
    margin-bottom: 1rem;
}

.mb-2 {
    margin-bottom: 0.5rem;
}

.mb-0 {
    margin-bottom: 0;
}

.mb-1 {
    margin-bottom: 0.25rem;
}

.mt-2 {
    margin-top: 0.5rem;
}

.py-2 {
    padding-top: 0.5rem;
    padding-bottom: 0.5rem;
}

.px-3 {
    padding-left: 0.75rem;
    padding-right: 0.75rem;
}

.fs-20 {
    font-size: 1.25rem;
}

.fs-14 {
    font-size: 0.875rem;
}

.fw-bold {
    font-weight: 700;
}

.fw-normal {
    font-weight: 400;
}

.form-label {
    display: block;
    font-weight: 500;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
    color: var(--text-dark);
}

.form-control {
    width: 100%;
    padding: 0.6rem 0.75rem;
    font-size: 0.875rem;
    border-radius: var(--border-radius);
    border: 1px solid var(--medium-gray);
    background-color: var(--light-bg);
    transition: var(--transition);
}

    .form-control:focus {
        outline: none;
        border-color: var(--primary-green);
        box-shadow: 0 0 0 2px rgba(46, 125, 50, 0.2);
    }

.input-group {
    display: flex;
    position: relative;
    border-radius: var(--border-radius);
    overflow: hidden;
}

.input-group-text {
    display: flex;
    align-items: center;
    padding: 0.6rem 0.75rem;
    font-size: 0.875rem;
    font-weight: 400;
    line-height: 1.5;
    color: var(--text-dark);
    text-align: center;
    white-space: nowrap;
    background-color: var(--white);
    border: 1px solid var(--medium-gray);
    transition: var(--transition);
}

.border-end-0 {
    border-right: 0 !important;
}

.border-start-0 {
    border-left: 0 !important;
}

.border-0 {
    border: 0 !important;
}

.ps-0 {
    padding-left: 0 !important;
}

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

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

.position-relative {
    position: relative;
}

.pass-group {
    border-radius: var(--border-radius);
    overflow: hidden;
}

.pass-input, .pass-inputs {
    border: none !important;
    box-shadow: none !important;
}

    .pass-input:focus, .pass-inputs:focus {
        outline: none;
        box-shadow: none !important;
    }

.border {
    border: 1px solid var(--medium-gray) !important;
}

    .border.rounded {
        border-radius: var(--border-radius) !important;
    }

.btn {
    display: block;
    width: 100%;
    padding: 0.75rem;
    border: none;
    border-radius: var(--border-radius);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
    text-decoration: none;
}

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

    .btn-primary:hover {
        background-color: var(--primary-green-dark);
        transform: translateY(-2px);
        box-shadow: 0 4px 8px rgba(46, 125, 50, 0.3);
    }

.bg-primary {
    background-color: var(--primary-green) !important;
}

.text-white {
    color: white !important;
}

.w-100 {
    width: 100% !important;
}

.alert {
    padding: 0.75rem;
    border-radius: var(--border-radius);
    margin-bottom: 1.25rem;
    font-size: 0.875rem;
}

.alert-danger {
    background-color: rgba(211, 47, 47, 0.1);
    color: var(--error-color);
    border: 1px solid rgba(211, 47, 47, 0.2);
}

.alert-success {
    background-color: rgba(56, 142, 60, 0.1);
    color: var(--success-color);
    border: 1px solid rgba(56, 142, 60, 0.2);
}

.d-none {
    display: none;
}

.medical-icons {
    display: flex;
    justify-content: center;
    margin-top: 1.5rem;
    gap: 1rem;
}

.medical-icon {
    font-size: 1.5rem;
    color: var(--primary-green);
    transition: var(--transition);
}

    .medical-icon:hover {
        color: var(--secondary-teal);
        transform: translateY(-3px);
    }

.hover-a {
    color: var(--accent-blue);
    text-decoration: none;
    transition: var(--transition);
}

    .hover-a:hover {
        text-decoration: underline;
        color: var(--secondary-teal);
    }

@media (max-width: 576px) {
    .register-card {
        padding: 2rem 1.5rem;
    }
}

@media (max-width: 400px) {
    .register-card {
        padding: 1.5rem 1rem;
    }
}

.pulse {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(46, 125, 50, 0.4);
    }

    70% {
        box-shadow: 0 0 0 10px rgba(46, 125, 50, 0);
    }

    100% {
        box-shadow: 0 0 0 0 rgba(46, 125, 50, 0);
    }
}