/**
 * Estilos para la pantalla de login
 */

:root {
    --color-primary: #452829;
    --color-secondary: #E8D1C5;
    --color-danger: #a0927a;
    --color-success: #452829;
    --color-light: #F3E8DF;
    --color-dark: #57595B;
    --color-text: #57595B;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: #F3E8DF;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.login-container {
    width: 100%;
    max-width: 420px;
}

.login-card {
    background: white;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(69, 40, 41, 0.15);
    overflow: hidden;
    animation: fadeIn 0.5s ease-in;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.login-header {
    background: #452829;
    color: white;
    padding: 45px 35px;
    text-align: center;
}

.login-header h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
    font-weight: 600;
    letter-spacing: 0.5px;
}

.login-header p {
    font-size: 0.95rem;
    opacity: 0.95;
    letter-spacing: 0.3px;
}

.login-form {
    padding: 45px 35px;
}

.form-group {
    margin-bottom: 28px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--color-text);
    font-size: 0.9rem;
}

.form-group input {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid #E8D1C5;
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.3s ease;
    font-family: inherit;
    background: #F3E8DF;
    color: var(--color-text);
}

.form-group input:focus {
    outline: none;
    border-color: #452829;
    box-shadow: 0 0 0 3px rgba(69, 40, 41, 0.1);
    background: white;
}

.mensaje-error {
    background: #fef3f0;
    color: #a0927a;
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 20px;
    font-size: 0.9rem;
    border-left: 4px solid #a0927a;
    animation: shake 0.4s ease-in-out;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-10px); }
    75% { transform: translateX(10px); }
}

.btn-login {
    width: 100%;
    padding: 14px;
    background: #452829;
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.btn-login:hover {
    background: #5a3a3b;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(69, 40, 41, 0.3);
}

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

.btn-login:disabled {
    background: #E8D1C5;
    color: #a0927a;
    cursor: not-allowed;
    transform: none;
}

.spinner {
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-top: 3px solid white;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    animation: spin 0.8s linear infinite;
}

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

.login-footer {
    background: #F3E8DF;
    padding: 20px 30px;
    text-align: center;
    color: var(--color-text);
    font-size: 0.85rem;
}

/* Responsive */
@media (max-width: 480px) {
    .login-header h1 {
        font-size: 2rem;
    }
    
    .login-form {
        padding: 30px 20px;
    }
}