:root {
    --primary-color: #2e8acb;
    --secondary-color: #002f59;
    --tertiary-color: #0dc1f2;
    --white: #fff;
    --gray: #333;
    --gray-light: #4e4d4d9c;
    --titles: "Encode Sans Semi Expanded", serif;
    --font: "Asap", serif;
    --errors: #ea4949;
    --success: #60cd64;
}

body {
    font-family: var(--font);
    min-height: 100vh;
    background-color: var(--white);
}
.header {
    background-color: var(--white);
    box-shadow: 0px 0px 12px var(--gray);
}

.nav-logo {
    height: 100px;
}

.header-title {
    color: var(--secondary-color);
    font-size: clamp(1.6rem, 3vw, 2.4rem);
    font-family: var(--titles);
}
.header-date{
    color: var(--secondary-color);
    font-size: clamp(1rem, 2vw, 1.2rem);
    font-family: var(--font);
}
.header-welcome{
    color: var(--secondary-color);
    font-size: clamp(1.2rem, 2.5vw, 2rem);
    font-family: var(--titles);
}
.spinner-container {
    display: flex;
    align-items: center;
    margin-top: 0.5rem;
    font-size: 0.875rem;
    gap: 1rem;
}

.spinner-sm {
    width: 1rem;
    height: 1rem;
    border-width: 0.15em;
}

.form-container {
    width: 100%;
    max-width: 600px;
    margin: 0 auto;
}

.form-group {
    margin: 1.2em 0;
}

.form-group.text {
    position: relative;
}

.form-group.text label {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    padding: 0 5px;
    left: 1em;
    transition: all .3s ease;
    pointer-events: none;
    color: var(--gray);
    font-size: 1.2rem;
    background-color: var(--white);
}

.form-container .form-group.text .form-part{
	width: 100%;
	padding: .8em;
	font-size: clamp(1rem, 1.5vw, 1.2rem);
	border: 2px solid var(--gray-light);
	border-radius: 5px;
	outline: none;
	background: transparent;
    transition: all .3s ease;
}

.form-group.text .form-part:focus {
    border-color: var(--primary-color);
    outline: none;
}

.form-group.text .form-part:focus + label,
.form-group.text .form-part:not(:placeholder-shown) + label {
    top: 0;
    transform: translateY(-50%);
    font-size: 1rem;
    color: var(--primary-color);
	background-color: var(--white);
}

.form-check {
    margin-bottom: 1rem;
}

.form-check-label {
    color: var(--gray);
    font-size: 1.1rem;
	cursor: pointer;
	padding-left: 0.5rem;
}
.form-check-input[type="checkbox"], .form-check-input[type="radio"] {
    width: 1.5rem;
    height: 1.5rem;
    margin-top: 0.2rem;
    border: 2px solid var(--gray);
    transition: all 0.3s ease;
    border-radius: 50%;
    cursor: pointer;
    appearance: none;
}
.form-check-input[type="checkbox"]:hover, .form-check-input[type="radio"]:hover {
    border-color: var(--primary-color);
}

.error {
    color: var(--errors);
    font-size: clamp(1rem, 1.5vw, 1.2rem);
    margin-bottom: 1.5em;
}

.btn-form {
    background-color: var(--primary-color);
    color: var(--white);
    font-size: 1.2rem;
    padding: 0.5em 1em;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: all .3s ease;
    width: 100%;
    outline: none;
}

.btn-form[disabled] {
    background-color: var(--gray-light);
    cursor: not-allowed;
}

.btn-form:hover:not([disabled]) {
    background-color: var(--tertiary-color);
}

/* Estilos base compartidos */
.alert {
    display: flex;
    align-items: center;
    border-left-width: 5px;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    padding: 15px 20px;
}

/* Estilos específicos para alertas flotantes (success, error, danger) */
.alert-success, .alert-danger, .alert-error {
    position: fixed;
    bottom: 20px;
    right: 20px;
    max-width: 350px;
    width: calc(100% - 40px);
    z-index: 9999;
    animation: slide-up 0.4s ease-out;
}

/* Estilos específicos para alertas warning (no flotantes) */
.alert-warning {
    width: 100%;
    margin-bottom: 20px;
    animation: none;
    position: relative;
}

/* Colores para cada tipo de alerta */
.alert-success {
    background-color: #d4edda;
    border-color: #28a745;
    color: #155724;
}

.alert-danger, .alert-error {
    background-color: #f8d7da;
    border-color: #dc3545;
    color: #721c24;
}

.alert-warning {
    background-color: #fff3cd;
    border-color: #ffc107;
    color: #856404;
}

/* Estilos de íconos y contenido comunes */
.alert-icon {
    margin-right: 15px;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.alert-content {
    flex: 1;
}

.close-alert {
    background: none;
    border: none;
    color: inherit;
    opacity: 0.7;
    cursor: pointer;
    padding: 0;
    margin-left: 10px;
    font-size: 1.1rem;
}

.close-alert:hover {
    opacity: 1;
}

/* Animaciones solo para alertas flotantes */
@keyframes slide-up {
    from {
        transform: translateY(100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes fade-out {
    from {
        transform: translateY(0);
        opacity: 1;
    }
    to {
        transform: translateY(100%);
        opacity: 0;
    }
}

/* Media queries */
@media (max-width: 768px) {
    .nav-logo {
        height: 70px;
    }
    
    .main {
        width: 80%;
    }
    
    .logo-container {
        justify-content: center;
    }
    
    .alert-success, .alert-danger, .alert-error {
        right: 50%;
        transform: translateX(50%);
        max-width: 90%;
    }
    
    @keyframes slide-up {
        from {
            transform: translate(50%, 100%);
            opacity: 0;
        }
        to {
            transform: translate(50%, 0);
            opacity: 1;
        }
    }
    
    @keyframes fade-out {
        from {
            transform: translate(50%, 0);
            opacity: 1;
        }
        to {
            transform: translate(50%, 100%);
            opacity: 0;
        }
    }
}