/* Estilos modernos para la página de login */
:root {
    --primary-color: #4b6cb7;
    --secondary-color: #182848;
    --accent-color: #3498db;
    --error-color: #e74c3c;
    --success-color: #2ecc71;
    --text-color: #333;
    --light-text: #fff;
    --input-bg: rgba(255, 255, 255, 0.9);
    --shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

body {
    min-height: 100vh;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-blend-mode: overlay;
    background-color: rgba(0, 0, 0, 0.4);
}

.container-login100 {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 15px;
}

.wrap-login100 {
    background: rgba(255, 255, 255, 0.85);
    border-radius: 20px;
    padding: 45px 40px 32px;
    max-width: 360px;
    width: 85%;
    backdrop-filter: blur(8px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
    animation: fadeIn 0.6s ease-out;
    border: 1px solid rgba(255, 255, 255, 0.18);
}

.login100-form-logo {
    margin-bottom: 30px;
    text-align: center;
}

.login100-form-logo img {
    max-width: 120px;
    transition: var(--transition);
}

.login100-form-logo img:hover {
    transform: scale(1.05);
}

.login100-form-title {
    font-size: 28px;
    margin-bottom: 40px;
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: 1px;
}

.wrap-input100 {
    position: relative;
    margin-bottom: 25px;
    width: 100%;
}

.input100 {
    width: 100%;
    padding: 15px 45px 15px 45px;
    border: 2px solid #e6e6e6;
    border-radius: 12px;
    font-size: 16px;
    color: var(--text-color);
    transition: var(--transition);
    background: var(--input-bg);
}

.input100:focus {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.2);
}

.input-icon {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--primary-color);
    font-size: 18px;
    z-index: 1;
}

.toggle-password-icon {
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--primary-color);
    opacity: 0.7;
    transition: var(--transition);
    cursor: pointer;
    z-index: 1;
}

.toggle-password-icon:hover {
    opacity: 1;
}

.contact100-form-checkbox {
    margin: 25px 0;
}

.input-checkbox100 {
    display: none;
}

.label-checkbox100 {
    position: relative;
    padding-left: 30px;
    cursor: pointer;
    font-size: 15px;
    color: var(--text-color);
    transition: var(--transition);
}

.label-checkbox100::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 20px;
    height: 20px;
    border: 2px solid var(--primary-color);
    border-radius: 5px;
    transition: var(--transition);
}

.input-checkbox100:checked + .label-checkbox100::before {
    background-color: var(--primary-color);
}

.input-checkbox100:checked + .label-checkbox100::after {
    content: '✓';
    position: absolute;
    left: 5px;
    top: 50%;
    transform: translateY(-50%);
    color: white;
    font-size: 14px;
}

.login100-form-btn {
    width: 100%;
    padding: 15px;
    border: none;
    border-radius: 12px;
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    color: var(--light-text);
    font-size: 16px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 4px 15px rgba(75, 108, 183, 0.3);
}

.login100-form-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(75, 108, 183, 0.4);
}

.login100-form-btn:active {
    transform: translateY(0);
}

.copyright-text {
    text-align: center;
    font-size: 0.8em;
    color: rgba(255, 255, 255, 0.8);
    position: fixed;
    bottom: 20px;
    width: 100%;
    left: 0;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.2);
}

.alert {
    border-radius: 12px;
    padding: 15px;
    margin-top: 25px;
    text-align: center;
    animation: shake 0.5s ease-in-out;
}

.alert-danger {
    background-color: rgba(231, 76, 60, 0.1);
    border: 1px solid var(--error-color);
    color: var(--error-color);
}

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

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

/* Estilos responsivos */
@media (max-width: 768px) {
    .wrap-login100 {
        padding: 40px 30px 30px;
        margin: 15px;
    }

    .login100-form-title {
        font-size: 24px;
    }
}

/* Modo oscuro */
@media (prefers-color-scheme: dark) {
    .wrap-login100 {
        background: rgba(30, 30, 30, 0.85);
        border-color: rgba(255, 255, 255, 0.1);
    }

    .input100 {
        background: rgba(255, 255, 255, 0.08);
        color: var(--light-text);
        border-color: rgba(255, 255, 255, 0.15);
    }

    .label-checkbox100,
    .input-icon,
    .toggle-password-icon {
        color: var(--light-text);
    }

    .alert-danger {
        background-color: rgba(231, 76, 60, 0.2);
    }
    
    .copyright-text {
        color: rgba(255, 255, 255, 0.9);
    }
}